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<mods:title id="A1781BCB39344C054F4730E3E94020F4">Taxonomic review of Thoracostomopsidae (Nematoda, Enoplida): state of the art, list of valid species and dichotomous keys</mods:title>
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<paragraph id="626FEE23253CFFFAFF27FF5F539222FC" blockId="14.[151,1192,151,178]" box="[151,1192,151,178]" pageId="14" pageNumber="477">
<heading id="3927594F253CFFFAFF27FF5F539222FC" bold="true" box="[151,1192,151,178]" fontSize="11" level="1" pageId="14" pageNumber="477" reason="1">
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Genus 
<taxonomicName id="A5D095A0253CFFFAFF5EFF5F539222FC" ID-CoL="87HCH" authority="(Filipjev, 1927) De Coninck and Schuurmans Stekhoven, 1933" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[238,1192,151,178]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFF5EFF5F56A122FF" bold="true" box="[238,411,151,178]" italics="true" pageId="14" pageNumber="477">Mesacanthion</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFE1AFF5F556F22FC" author="Filipjev, I. N." box="[426,597,151,177]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFDD5FF5F539222FC" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[613,1192,151,177]" pageId="14" pageNumber="477" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck and Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
</emphasis>
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<subSubSection id="2ACABDA8253CFFFAFF27FF1755C0278C" pageId="14" pageNumber="477" type="discussion">
<paragraph id="626FEE23253CFFFAFF27FF1755C0278C" blockId="14.[151,1437,223,2013]" pageId="14" pageNumber="477">
The genus 
<taxonomicName id="A5D095A0253CFFFAFEA9FF17568222B4" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[281,440,223,249]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFEA9FF17568222B4" box="[281,440,223,249]" italics="true" pageId="14" pageNumber="477">Mesacanthion</emphasis>
</taxonomicName>
was first erected as a subgenus of 
<taxonomicName id="A5D095A0253CFFFAFCE9FF1754CF22B4" authorityName="de Man" authorityYear="1893" box="[857,1013,223,249]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFCE9FF1754CF22B4" box="[857,1013,223,249]" italics="true" pageId="14" pageNumber="477">Enoplolaimus</emphasis>
</taxonomicName>
by 
<bibRefCitation id="064193D2253CFFFAFB95FF1753EB22B4" author="Filipjev, I. N." box="[1061,1233,223,249]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev (1927)</bibRefCitation>
with the original description of seven species: 
<taxonomicName id="A5D095A0253CFFFAFE54FECB52A22350" authority="(Filipjev, 1927) De Conninck &amp; Schurmans Stekhoven, 1933" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[484,1432,259,286]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="banale">
<emphasis id="50A43231253CFFFAFE54FECB55ED2350" box="[484,727,259,285]" italics="true" pageId="14" pageNumber="477">Mesacanthion banale</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFD57FECB54BC2350" author="Filipjev, I. N." box="[743,902,259,285]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) De Conninck &amp; Schurmans Stekhoven, 1933
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFF27FEEF534C230C" authority="(Filipjev, 1927) De Conninck &amp; Schurmans Stekhoven, 1933" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[151,1142,295,322]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="breviseta">
<emphasis id="50A43231253CFFFAFF27FEEF569C230C" box="[151,422,295,321]" italics="true" pageId="14" pageNumber="477">Mesacanthion breviseta</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFE08FEEF5560230C" author="Filipjev, I. N." box="[440,602,295,321]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) De Conninck &amp; Schurmans Stekhoven, 1933
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFB38FEEF54792328" authority="(Filipjev, 1927) De Conninck &amp; Schurmans Stekhoven, 1933" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="ditlevseni">
<emphasis id="50A43231253CFFFAFB38FEEF52A6230C" box="[1160,1436,295,321]" italics="true" pageId="14" pageNumber="477">Mesacanthion ditlevseni</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFF2FFE8356072328" author="Filipjev, I. N." box="[159,317,331,357]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) De Conninck &amp; Schurmans Stekhoven, 1933
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFCE1FE83553B23C4" authority="(Filipjev, 1927) De Conninck &amp; Schurmans Stekhoven, 1933" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="karense">
<emphasis id="50A43231253CFFFAFCE1FE8353762328" box="[849,1100,331,357]" italics="true" pageId="14" pageNumber="477">Mesacanthion karense</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFBEBFE8353C32328" author="Filipjev, I. N." box="[1115,1273,331,357]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) De Conninck &amp; Schurmans Stekhoven, 1933
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFDA4FEA757F523E0" authority="(Filipjev, 1927) De Conninck &amp; Schurmans Stekhoven, 1933" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="lucifer">
<emphasis id="50A43231253CFFFAFDA4FEA7543D23C4" box="[532,775,367,393]" italics="true" pageId="14" pageNumber="477">Mesacanthion lucifer</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFCAAFEA7548723C4" author="Filipjev, I. N." box="[794,957,367,393]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) De Conninck &amp; Schurmans Stekhoven, 1933
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFF51FE5B53A723E0" authority="(Filipjev, 1927) De Conninck &amp; Schurmans Stekhoven, 1933" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[225,1181,403,430]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="majus">
<emphasis id="50A43231253CFFFAFF51FE5B56F723E0" box="[225,461,403,429]" italics="true" pageId="14" pageNumber="477">Mesacanthion majus</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFE6FFE5B55BB23E0" author="Filipjev, I. N." box="[479,641,403,429]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) De Conninck &amp; Schurmans Stekhoven, 1933
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFB1FFE5B547A239C" authority="(Filipjev, 1927) De Conninck &amp; Schurmans Stekhoven, 1933" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="klugei">
<emphasis id="50A43231253CFFFAFB1FFE5B52A623E0" box="[1199,1436,403,429]" italics="true" pageId="14" pageNumber="477">Mesacanthion klugei</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFF2FFE7F5606239C" author="Filipjev, I. N." box="[159,316,439,465]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) De Conninck &amp; Schurmans Stekhoven, 1933
</taxonomicName>
and the inclusion of three other species 
<taxonomicName id="A5D095A0253CFFFAFB4EFE7F563623B8" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Southern" baseAuthorityYear="1914" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="diplechma">
<emphasis id="50A43231253CFFFAFB4EFE7F563623B8" italics="true" pageId="14" pageNumber="477">Mesacanthion diplechma</emphasis>
</taxonomicName>
(
<bibRefCitation id="064193D2253CFFFAFEACFE1356F623B8" author="Southern, R." box="[284,460,475,501]" pageId="14" pageNumber="477" pagination="1 - 80" refId="ref25161" refString="Southern, R. (1914) Nemathelmia, Kinorhyncha and Chaetognatha. Proceedings of the Royal Irish Academy, 31, 1 - 80." type="journal article" year="1914">Southern, 1914</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFE6DFE13554023B8" author="Filipjev, I. N." box="[477,634,475,501]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
, 
<taxonomicName id="A5D095A0253CFFFAFD3AFE1455CF23B8" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Ditlevsen" baseAuthorityYear="1918" box="[650,757,475,501]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="audax">
<emphasis id="50A43231253CFFFAFD3AFE1455CF23B8" box="[650,757,475,501]" italics="true" pageId="14" pageNumber="477">M. audax</emphasis>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFC80FE1352A223B8" authority="(Filipjev, 1918) Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Filipjev" baseAuthorityYear="1918" box="[816,1432,475,501]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="conicum">
<emphasis id="50A43231253CFFFAFC80FE13530D23B8" box="[816,1079,475,501]" italics="true" pageId="14" pageNumber="477">Mesacanthion conicum</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFBF7FE1353DD23B8" author="Filipjev, I. N." box="[1095,1255,475,501]" pageId="14" pageNumber="477" pagination="1 - 350" refId="ref21323" refString="Filipjev, I. N. (1918) Free-living marine nematodes of the Sevastopol area. Transactions of the Zoological Laboratory and the Sevastopol Biological Station of the Russian Academy of Sciences, Series 2, 4, 1 - 350." type="journal article" year="1918">Filipjev, 1918</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFB48FE1352A223B8" author="Filipjev, I. N." box="[1272,1432,475,501]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
, which were previously described as 
<taxonomicName id="A5D095A0253CFFFAFD87FE3755A92054" box="[567,659,511,537]" class="Enoplea" family="Enoplidae" genus="Enoplus" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFD87FE3755A92054" box="[567,659,511,537]" italics="true" pageId="14" pageNumber="477">Enoplus</emphasis>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFD7CFE3754522054" authorityName="de Man" authorityYear="1893" box="[716,872,511,537]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFD7CFE3754522054" box="[716,872,511,537]" italics="true" pageId="14" pageNumber="477">Enoplolaimus</emphasis>
</taxonomicName>
(in the case of the last two species). 
<bibRefCitation id="064193D2253CFFFAFAA4FDC855242070" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." pageId="14" pageNumber="477" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck and Schuurmans Stekhoven (1933)</bibRefCitation>
raised 
<taxonomicName id="A5D095A0253CFFFAFDDEFDEB54372070" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[622,781,547,573]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFDDEFDEB54372070" box="[622,781,547,573]" italics="true" pageId="14" pageNumber="477">Mesacanthion</emphasis>
</taxonomicName>
to genus including all species described by 
<bibRefCitation id="064193D2253CFFFAFB44FDEB52A62070" author="Filipjev, I. N." box="[1268,1436,547,573]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev (1927)</bibRefCitation>
and transfered other six species to it: 
<taxonomicName id="A5D095A0253CFFFAFDF6FD8055F1202C" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1930" box="[582,715,583,609]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="infantile">
<emphasis id="50A43231253CFFFAFDF6FD8055F1202C" box="[582,715,583,609]" italics="true" pageId="14" pageNumber="477">M. infantile</emphasis>
</taxonomicName>
; 
<taxonomicName id="A5D095A0253CFFFAFD6CFD8F56DE20C8" authority="(Ditlevsen, 1918) De Coninck and Schuurmans Stekhoven, 1933" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1918" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="latignathum">
<emphasis id="50A43231253CFFFAFD6CFD8F5330202C" box="[732,1034,583,609]" italics="true" pageId="14" pageNumber="477">Mesacanthion latignathum</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFBABFD8F53EB202C" author="Ditlevsen, H." box="[1051,1233,583,609]" pageId="14" pageNumber="477" pagination="147 - 214" refId="ref21023" refString="Ditlevsen, H. (1918) Marine freeliving nematodes from Danish waters. Vidensk. Meddeleiser fra Dansk Naturhisforisk Forening i KjObenhavn, 70 (7), 147 - 214." type="journal article" year="1918">Ditlevsen, 1918</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFB52FD8056DE20C8" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." pageId="14" pageNumber="477" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck and Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
; 
<taxonomicName id="A5D095A0253CFFFAFE5EFDA357E820E4" authority="(Allgen, 1932) De Coninck and Schuurmans Stekhoven, 1933" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Allgen" baseAuthorityYear="1932" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="microsetosum">
<emphasis id="50A43231253CFFFAFE5EFDA3541620C8" box="[494,812,619,645]" italics="true" pageId="14" pageNumber="477">Mesacanthion microsetosum</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFC89FDA354F120C8" author="Allgen, C. A." box="[825,971,619,645]" pageId="14" pageNumber="477" pagination="97 - 198" refId="ref19656" refString="Allgen, C. A. (1932) Weitere Beitrage zur Kenntnis der marinen Nematodenfauna der Campbellinsel. Nyt Magazin for Naturvidenskaberne, 70, 97 - 198." type="journal article" year="1932">Allgén, 1932</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFC69FDA457E820E4" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." pageId="14" pageNumber="477" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck and Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
; 
<taxonomicName id="A5D095A0253CFFFAFF6EFD4753C820E4" authority="(Ditlevsen, 1926) De Coninck and Schuurmans Stekhoven, 1933" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1926" box="[222,1266,655,682]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="oxycephalum">
<emphasis id="50A43231253CFFFAFF6EFD47552D20E4" box="[222,535,655,681]" italics="true" pageId="14" pageNumber="477">Mesacanthion oxycephalum</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFD95FD4755E220E4" author="Ditlevsen, H." box="[549,728,655,681]" pageId="14" pageNumber="477" refId="ref21056" refString="Ditlevsen, H. (1926) Free-living Nematodes. The Danish Ingolf-Expedition. Vol. IV. Part 6. Kobenhavns universitet, Zoologisk Museum, Copenhagen, 74 pp." type="book" year="1926">Ditlevsen, 1926</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFD57FD5853C820E4" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[743,1266,655,682]" pageId="14" pageNumber="477" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck and Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
; 
<taxonomicName id="A5D095A0253CFFFAFB4EFD4753362080" authority="(Ssaweljev, 1912) De Coninck and Schuurmans Stekhoven, 1933" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ssaweljev" baseAuthorityYear="1912" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="tenuicaudatum">
<emphasis id="50A43231253CFFFAFB4EFD4756072080" italics="true" pageId="14" pageNumber="477">Mesacanthion tenuicaudatum</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFEFAFD7B553A2080" author="Ssaweljev, S." box="[330,512,691,717]" pageId="14" pageNumber="477" pagination="108 - 126" refId="ref25187" refString="Ssaweljev, S. (1912) Zur Kenntnis der freilebenden Nematoden des Kolafjords und des Relictensee Mogilnoje. Travaux de la Societe (Imperiales) des Naturalistes de Saint-Petersbourg, 43, 108 - 126." type="journal article" year="1912">Ssaweljev, 1912</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFDBDFD7C53362080" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[525,1036,691,718]" pageId="14" pageNumber="477" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck and Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFB8EFD7B55DF20BC" authority="(Ditlevsen, 1930) De Coninck and Schuurmans Stekhoven, 1933" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1930" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="virile">
<emphasis id="50A43231253CFFFAFB8EFD7B52262080" box="[1086,1308,691,717]" italics="true" pageId="14" pageNumber="477">Mesacanthion virile</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFA98FD7B57EA20BC" author="Ditlevsen, H." pageId="14" pageNumber="477" pagination="201 - 242" refId="ref21114" refString="Ditlevsen, H. (1930) Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. 52. Marine free-living nematodes from New Zealand. Videnskabelige Meddelelser fra Naturhistorisk Forening, 87, 201 - 242." type="journal article" year="1930">Ditlevsen, 1930</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFF6EFD1055DF20BC" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[222,741,727,754]" pageId="14" pageNumber="477" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck and Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
. Two decades later, 
<taxonomicName id="A5D095A0253CFFFAFC70FD1F525120BF" authority="Gerlach, 1953" authorityName="Gerlach" authorityYear="1953" box="[960,1387,727,754]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="hirsutum">
<emphasis id="50A43231253CFFFAFC70FD1F53F320BC" box="[960,1225,727,753]" italics="true" pageId="14" pageNumber="477">Mesacanthion hirsutum</emphasis>
<bibRefCitation id="064193D2253CFFFAFB7EFD1F525120BF" author="Gerlach, S. A." box="[1230,1387,727,754]" pageId="14" pageNumber="477" pagination="517 - 640" refId="ref21718" refString="Gerlach, S. A. (1953) Die Nematodenbesiedlung des Sandstrandes und des K ¸ stengrundwassers an der italienischen K ¸ ste. I. Systematischer teil. Archivio Zoologico Italiano, 37, 517 - 640." type="journal article" year="1953">Gerlach, 1953</bibRefCitation>
</taxonomicName>
was described based on a male and a female from 
<collectingCountry id="1AC7AEB3253CFFFAFD3EFD3355F92158" box="[654,707,763,789]" name="Italy" pageId="14" pageNumber="477">Italy</collectingCountry>
.At the same time, a genus review was proposed by 
<bibRefCitation id="064193D2253CFFFAFB4DFD3352A6215B" author="Wieser, W." box="[1277,1436,763,790]" pageId="14" pageNumber="477" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser (1953)</bibRefCitation>
who considered all species described by Allgén as doubtful, including 
<taxonomicName id="A5D095A0253CFFFAFC61FCD752A22174" authority="Allgen, 1929" authorityName="Allgen" authorityYear="1929" box="[977,1432,799,825]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="primitivum">
<emphasis id="50A43231253CFFFAFC61FCD753CF2174" box="[977,1269,799,825]" italics="true" pageId="14" pageNumber="477">Mesacanthion primitivum</emphasis>
<bibRefCitation id="064193D2253CFFFAFB4FFCD752A22174" author="Allgen, C. A." box="[1279,1432,799,825]" pageId="14" pageNumber="477" pagination="1 - 52" refId="ref19583" refString="Allgen, C. A. (1929) Freilebende marine Nematoden aus den Umgebungen der Staatlichen Zoologischen Station Kristineberg an der Westk ¸ ste Schwedens. Capita Zoologica, 2 (8), 1 - 52." type="journal article" year="1929">Allgén, 1929</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFF27FC8B55442110" authority="Allgen, 1930" authorityName="Allgen" authorityYear="1930" box="[151,638,835,861]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="gracilisetosum">
<emphasis id="50A43231253CFFFAFF27FC8B56D82110" box="[151,482,835,861]" italics="true" pageId="14" pageNumber="477">Mesacanthion gracilisetosum</emphasis>
<bibRefCitation id="064193D2253CFFFAFE59FC8B55442110" author="Allgen, C. A." box="[489,638,835,861]" pageId="14" pageNumber="477" pagination="189 - 191" refId="ref19622" refString="Allgen, C. A. (1930) Uber eine neue Art des Genus Enoplolaimus de Man, Enoplolaimus gracilisetosus von der Macquarieinsel. Zoologischer Anzeiger, 92, 189 - 191." type="journal article" year="1930">Allgén, 1930</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFD39FC8B535D2110" authority="Allgen, 1932" authorityName="Allgen" authorityYear="1932" box="[649,1127,835,861]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="paradentatum">
<emphasis id="50A43231253CFFFAFD39FC8B54F12110" box="[649,971,835,861]" italics="true" pageId="14" pageNumber="477">Mesacanthion paradentatum</emphasis>
<bibRefCitation id="064193D2253CFFFAFC62FC8B535D2110" author="Allgen, C. A." box="[978,1127,835,861]" pageId="14" pageNumber="477" pagination="97 - 198" refId="ref19656" refString="Allgen, C. A. (1932) Weitere Beitrage zur Kenntnis der marinen Nematodenfauna der Campbellinsel. Nyt Magazin for Naturvidenskaberne, 70, 97 - 198." type="journal article" year="1932">Allgén, 1932</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFBC2FC8B561421CF" authority="Allgen, 1935" authorityName="Allgen" authorityYear="1935" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="donsitarvae">
<emphasis id="50A43231253CFFFAFBC2FC8B52A62110" box="[1138,1436,835,861]" italics="true" pageId="14" pageNumber="477">Mesacanthion donsitarvae</emphasis>
<bibRefCitation id="064193D2253CFFFAFF27FCAF561421CF" author="Allgen, C. A." box="[151,302,871,898]" pageId="14" pageNumber="477" pagination="47 - 50" refId="ref19754" refString="Allgen, C. A. (1935) Zur Kenntnis norwegischer Nematoden. V. Weitere neue oder wenig 654 bekannte freilebende marine Nematoden aus der Strandzone bei Tarva. Det Konglige 655 Norske Videnskabers Selskab Forhandlinger, 8 (15), 47 - 50." type="journal article" year="1935">Allgén, 1935</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFE8BFCA056EA21CC" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1951" box="[315,464,871,897]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="pacificum">
<emphasis id="50A43231253CFFFAFE8BFCA056EA21CC" box="[315,464,871,897]" italics="true" pageId="14" pageNumber="477">M. pacificum</emphasis>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFDBBFCA0558A21CC" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1951" box="[523,688,871,897]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="hawaiiense">
<emphasis id="50A43231253CFFFAFDBBFCA0558A21CC" box="[523,688,871,897]" italics="true" pageId="14" pageNumber="477">M. hawaiiense</emphasis>
</taxonomicName>
; and transfered 
<taxonomicName id="A5D095A0253CFFFAFCDBFCA0532321CC" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1918" box="[875,1049,871,897]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="latignathum">
<emphasis id="50A43231253CFFFAFCDBFCA0532321CC" box="[875,1049,871,897]" italics="true" pageId="14" pageNumber="477">M. latignathum</emphasis>
</taxonomicName>
to 
<taxonomicName id="A5D095A0253CFFFAFBF1FCAF53CD21CC" authorityName="Wieser" authorityYear="1953" box="[1089,1271,871,897]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthoides" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFBF1FCAF53CD21CC" box="[1089,1271,871,897]" italics="true" pageId="14" pageNumber="477">Mesacanthoides</emphasis>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFA81FCA052A621CC" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[1329,1436,871,897]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="klugei">
<emphasis id="50A43231253CFFFAFA81FCA052A621CC" box="[1329,1436,871,897]" italics="true" pageId="14" pageNumber="477">M. klugei</emphasis>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFF77FC4456BA21E8" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1926" box="[199,384,907,933]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="oxycephalum">
<emphasis id="50A43231253CFFFAFF77FC4456BA21E8" box="[199,384,907,933]" italics="true" pageId="14" pageNumber="477">M. oxycephalum</emphasis>
</taxonomicName>
to 
<emphasis id="50A43231253CFFFAFE14FC4355BA21E8" box="[420,640,907,933]" italics="true" pageId="14" pageNumber="477">
<taxonomicName id="A5D095A0253CFFFAFE14FC43554121E8" authorityName="Wieser" authorityYear="1953" box="[420,635,907,933]" class="Enoplea" family="Thoracostomopsidae" genus="Paramesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">Paramesacanthion</taxonomicName>
.
</emphasis>
This author also described two other species 
<taxonomicName id="A5D095A0253CFFFAFBCFFC4356162187" authority="Wieser, 1953" authorityName="Wieser" authorityYear="1953" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="ungulatum">
<emphasis id="50A43231253CFFFAFBCFFC4352A621E8" box="[1151,1436,907,933]" italics="true" pageId="14" pageNumber="477">Mesacanthion ungulatum</emphasis>
<bibRefCitation id="064193D2253CFFFAFF27FC6756162187" author="Wieser, W." box="[151,300,943,970]" pageId="14" pageNumber="477" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFED6FC6754472187" authority="Wieser, 1953" authorityName="Wieser" authorityYear="1953" box="[358,893,943,970]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="longissimesetosum">
<emphasis id="50A43231253CFFFAFED6FC6755DA2184" box="[358,736,943,969]" italics="true" pageId="14" pageNumber="477">Mesacanthion longissimesetosum</emphasis>
<bibRefCitation id="064193D2253CFFFAFD58FC6754472187" author="Wieser, W." box="[744,893,943,970]" pageId="14" pageNumber="477" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
and proposed an identification key for eight of the 14 valid species known at the time. Later, 33 species were considered as valid and six as invalid by 
<bibRefCitation id="064193D2253CFFFAFAF4FC1B5657265C" author="Gerlach, S. A. &amp; Riemann, F." pageId="14" pageNumber="477" pagination="1 - 734" refId="ref22165" refString="Gerlach, S. A. &amp; Riemann, F. (1974) The Bremerhaven Checklist of Aquatic Nematodes: A catalog of Nematoda Adenophorea excluding the Dorylaimida. Veroffentlichungen des Instituts fur Meeresforschung in Bremerhaven, 1 - 2 (Supplement 4), 1 - 734." type="journal article" year="1974">Gerlach &amp; Riemann (1974)</bibRefCitation>
who also corrected the species epithet to comply with the rules of Latin grammar. Later, eight species were described, and 
<bibRefCitation id="064193D2253CFFFAFE68FBD455972678" author="Jeong, R. &amp; Tchesunov, A. V. &amp; Lee, W." box="[472,685,1051,1078]" pageId="14" pageNumber="477" pagination="1 - 30" refId="ref22910" refString="Jeong, R., Tchesunov, A. V. &amp; Lee, W. (2019) Bibliographic revision of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) with description of a new species from Jeju Island, South Korea. PeerJ, 7, 1 - 30. https: // doi. org / 10.7717 / peerj. 8023" type="journal article" year="2019">
Jeong 
<emphasis id="50A43231253CFFFAFD92FBD455612678" box="[546,603,1051,1077]" italics="true" pageId="14" pageNumber="477">et al.</emphasis>
(2019)
</bibRefCitation>
did a detailed review of the genus presenting 38 valid species and suggesting two species (
<taxonomicName id="A5D095A0253CFFFAFE1FFBF754422617" authority="Allgen, 1959" authorityName="Allgen" authorityYear="1959" box="[431,888,1087,1114]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="brachycolle">
<emphasis id="50A43231253CFFFAFE1FFBF755E12614" box="[431,731,1087,1113]" italics="true" pageId="14" pageNumber="477">Mesacanthion brachycolle</emphasis>
<bibRefCitation id="064193D2253CFFFAFD54FBF754422617" author="Allgen, C. A." box="[740,888,1087,1114]" pageId="14" pageNumber="477" refId="ref19948" refString="Allgen, C. A. (1959) Freeliving marine nematodes. Further zoological results of the Swedish Antarctic expedition, 1901 - 1903 under the direction of Dr. Otto Nordenskjold. Vol. 2. P. A. Norstedt &amp; S ˆ ner, Stockholm, 293 pp." type="book" year="1959">Allgén, 1959</bibRefCitation>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFC03FBF752492617" authority="Wieser, 1953" authorityName="Wieser" authorityYear="1953" box="[947,1395,1087,1114]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="ungulatum">
<emphasis id="50A43231253CFFFAFC03FBF753E92614" box="[947,1235,1087,1113]" italics="true" pageId="14" pageNumber="477">Mesacanthion ungulatum</emphasis>
<bibRefCitation id="064193D2253CFFFAFB6DFBF752492617" author="Wieser, W." box="[1245,1395,1087,1114]" pageId="14" pageNumber="477" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
) as 
<emphasis id="50A43231253CFFFAFF27FBAC56432630" box="[151,377,1123,1149]" italics="true" pageId="14" pageNumber="477">species inquirendae</emphasis>
and nominated one as 
<emphasis id="50A43231253CFFFAFD3CFBAC54172630" box="[652,813,1123,1149]" italics="true" pageId="14" pageNumber="477">
nomen 
<taxonomicName id="A5D095A0253CFFFAFD51FBAB54172630" authorityName="Inglis" authorityYear="1964" box="[737,813,1123,1149]" class="Enoplea" family="Thoracostomopsidae" genus="Africanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="nudum">nudum</taxonomicName>
</emphasis>
(
<taxonomicName id="A5D095A0253CFFFAFCF1FBAC533F2630" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Allgen" baseAuthorityYear="1932" box="[833,1029,1124,1149]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="microsetosum">
<emphasis id="50A43231253CFFFAFCF1FBAC533F2630" box="[833,1029,1124,1149]" italics="true" pageId="14" pageNumber="477">M. microsetosum</emphasis>
</taxonomicName>
– here we consider this species as 
<emphasis id="50A43231253CFFFAFF27FB40565126EC" box="[151,363,1159,1185]" italics="true" pageId="14" pageNumber="477">species inquirenda</emphasis>
within 
<taxonomicName id="A5D095A0253CFFFAFE75FB4F55A326EC" authorityName="Wieser" authorityYear="1953" box="[453,665,1159,1185]" class="Enoplea" family="Thoracostomopsidae" genus="Paramesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="genus">
<emphasis id="50A43231253CFFFAFE75FB4F55A326EC" box="[453,665,1159,1185]" italics="true" pageId="14" pageNumber="477">Paramesacanthion</emphasis>
</taxonomicName>
). These authors also provided a taxonomic key for 22 species with spicules shorter than 2 anal body diameters (abd). The most recent species added to this genus are 
<taxonomicName id="A5D095A0253CFFFAFAA7FB6452AC2688" authorityName="Lo Russo &amp; Pastor de Ward" authorityYear="2021" box="[1303,1430,1195,1221]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="bifidum">
<emphasis id="50A43231253CFFFAFAA7FB6452AC2688" box="[1303,1430,1195,1221]" italics="true" pageId="14" pageNumber="477">M. bifidum</emphasis>
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFF27FB07549E26A4" authority="Lo Russo &amp; Pastor de Ward, 2021" authorityName="Lo Russo &amp; Pastor de Ward" authorityYear="2021" box="[151,932,1231,1258]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="longigubernaculum">
<emphasis id="50A43231253CFFFAFF27FB07552326A4" box="[151,537,1231,1257]" italics="true" pageId="14" pageNumber="477">Mesacanthion longigubernaculum</emphasis>
<bibRefCitation id="064193D2253CFFFAFD91FB18549E26A4" author="Lo Russo, V. &amp; Pastor de Ward, C. T." box="[545,932,1231,1258]" pageId="14" pageNumber="477" pagination="17 - 31" refId="ref23478" refString="Lo Russo, V. &amp; Pastor de Ward, C. T. (2021) Three new species of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) from Argentine coasts. European Journal of Taxonomy, 787, 17 - 31. https: // doi. org / 10.5852 / ejt. 2021.787.1611" type="journal article" year="2021">Lo Russo &amp; Pastor de Ward, 2021</bibRefCitation>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFC6CFB07569E2740" authority="Lo Russo &amp; Pastor de Ward, 2021" authorityName="Lo Russo &amp; Pastor de Ward" authorityYear="2021" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="sanantoniensis">
<emphasis id="50A43231253CFFFAFC6CFB07521326A4" box="[988,1321,1231,1257]" italics="true" pageId="14" pageNumber="477">Mesacanthion sanantoniensis</emphasis>
<bibRefCitation id="064193D2253CFFFAFA81FB18569E2740" author="Lo Russo, V. &amp; Pastor de Ward, C. T." pageId="14" pageNumber="477" pagination="17 - 31" refId="ref23478" refString="Lo Russo, V. &amp; Pastor de Ward, C. T. (2021) Three new species of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) from Argentine coasts. European Journal of Taxonomy, 787, 17 - 31. https: // doi. org / 10.5852 / ejt. 2021.787.1611" type="journal article" year="2021">Lo Russo &amp; Pastor de Ward, 2021</bibRefCitation>
</taxonomicName>
, all occurring along 
<collectingCountry id="1AC7AEB3253CFFFAFD36FB3B54262740" box="[646,796,1267,1293]" name="Argentina" pageId="14" pageNumber="477">the Argentine</collectingCountry>
coast. Here, we consider 
<taxonomicName id="A5D095A0253CFFFAFB89FB3B57E8277F" authority="Wieser, 1959" authorityName="Wieser" authorityYear="1959" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="arcuatile">
<emphasis id="50A43231253CFFFAFB89FB3B52782740" box="[1081,1346,1267,1293]" italics="true" pageId="14" pageNumber="477">Mesacanthion arcuatile</emphasis>
<bibRefCitation id="064193D2253CFFFAFAF8FB3B57E8277F" author="Wieser, W." pageId="14" pageNumber="477" pagination="1 - 179" refId="ref25740" refString="Wieser, W. (1959) Free-living nematodes and other small invertebrates of Puget Sound beaches. University of Washington Publications in Biology, 19, 1 - 179." type="journal article" year="1959">Wieser, 1959</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFF50FAD0566E277C" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[224,340,1303,1329]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="banale">
<emphasis id="50A43231253CFFFAFF50FAD0566E277C" box="[224,340,1303,1329]" italics="true" pageId="14" pageNumber="477">M. banale</emphasis>
</taxonomicName>
, 
<taxonomicName id="A5D095A0253CFFFAFED5FAD056D6277C" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Filipjev" baseAuthorityYear="1918" box="[357,492,1304,1329]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="conicum">
<emphasis id="50A43231253CFFFAFED5FAD056D6277C" box="[357,492,1304,1329]" italics="true" pageId="14" pageNumber="477">M. conicum</emphasis>
</taxonomicName>
and 
<taxonomicName id="A5D095A0253CFFFAFD98FADF54D1277F" authority="Wieser, 1959" authorityName="Wieser" authorityYear="1959" box="[552,1003,1303,1330]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="cricetoides">
<emphasis id="50A43231253CFFFAFD98FADF5476277C" box="[552,844,1303,1329]" italics="true" pageId="14" pageNumber="477">Mesacanthion cricetoides</emphasis>
<bibRefCitation id="064193D2253CFFFAFCE5FADF54D1277F" author="Wieser, W." box="[853,1003,1303,1330]" pageId="14" pageNumber="477" pagination="1 - 179" refId="ref25740" refString="Wieser, W. (1959) Free-living nematodes and other small invertebrates of Puget Sound beaches. University of Washington Publications in Biology, 19, 1 - 179." type="journal article" year="1959">Wieser, 1959</bibRefCitation>
</taxonomicName>
as 
<emphasis id="50A43231253CFFFAFBA6FAD053CC277C" box="[1046,1270,1303,1329]" italics="true" pageId="14" pageNumber="477">species inquirendae</emphasis>
because these species present only female descriptions. We also consider 
<taxonomicName id="A5D095A0253CFFFAFC8DFAF454812718" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[829,955,1339,1365]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="karense">
<emphasis id="50A43231253CFFFAFC8DFAF454812718" box="[829,955,1339,1365]" italics="true" pageId="14" pageNumber="477">M. karense</emphasis>
</taxonomicName>
as 
<emphasis id="50A43231253CFFFAFC54FAF453822718" box="[996,1208,1339,1365]" italics="true" pageId="14" pageNumber="477">species inquirenda</emphasis>
since it is based on juvenile description, and 
<taxonomicName id="A5D095A0253CFFFAFE0BFAA855B02734" authorityName="De Coninck and Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ssaweljev" baseAuthorityYear="1912" box="[443,650,1375,1401]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="tenuicaudatum">
<emphasis id="50A43231253CFFFAFE0BFAA855B02734" box="[443,650,1375,1401]" italics="true" pageId="14" pageNumber="477">M. tenuicaudatum</emphasis>
</taxonomicName>
because its illustrations are missing in the original description. The given key includes all 36 valid species and it is partially adapted from the one provided by 
<bibRefCitation id="064193D2253CFFFAFB33FA4C526827D0" author="Jeong, R. &amp; Tchesunov, A. V. &amp; Lee, W." box="[1155,1362,1411,1438]" pageId="14" pageNumber="477" pagination="1 - 30" refId="ref22910" refString="Jeong, R., Tchesunov, A. V. &amp; Lee, W. (2019) Bibliographic revision of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) with description of a new species from Jeju Island, South Korea. PeerJ, 7, 1 - 30. https: // doi. org / 10.7717 / peerj. 8023" type="journal article" year="2019">
Jeong 
<emphasis id="50A43231253CFFFAFB7AFA4C523B27D0" box="[1226,1281,1411,1437]" italics="true" pageId="14" pageNumber="477">et al.</emphasis>
(2019)
</bibRefCitation>
which presents only species with spicules smaller than 2 abd.
</paragraph>
</subSubSection>
<subSubSection id="2ACABDA8253CFFFAFF77FA03559824D4" pageId="14" pageNumber="477" type="diagnosis">
<paragraph id="626FEE23253CFFFAFF77FA03559824D4" blockId="14.[151,1437,223,2013]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77FA03560027A8" bold="true" box="[199,314,1483,1509]" pageId="14" pageNumber="477">Diagnosis</emphasis>
based in 
<bibRefCitation id="064193D2253CFFFAFE19FA03557427AB" author="Wieser, W." box="[425,590,1483,1510]" pageId="14" pageNumber="477" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser (1953)</bibRefCitation>
; 
<bibRefCitation id="064193D2253CFFFAFDEBFA03544A27A8" author="Platt, H. M. &amp; Warwick, R. M." box="[603,880,1483,1509]" pageId="14" pageNumber="477" refId="ref24452" refString="Platt, H. M. &amp; Warwick, R. M. (1983) Freeliving marine nematodes. Part 1. British enoplids. Pictorial key to world genera and notes for the identification of British species. Cambridge University press, for the Linnean Society of London and the estuarine and brackish-water sciences association, Cambridge, 307 pp." type="book" year="1983">
Platt &amp; 
<collectingRegion id="A01420C1253CFFFAFD05FA03542327A8" box="[693,793,1483,1509]" country="Bermuda" name="Warwick" pageId="14" pageNumber="477">Warwick</collectingRegion>
(1983)
</bibRefCitation>
; 
<bibRefCitation id="064193D2253CFFFAFCCDFA03530127A8" author="Smol, N. &amp; Muthumbi, A. &amp; Sharma, J." box="[893,1083,1483,1509]" pageId="14" pageNumber="477" pagination="193 - 249" refId="ref25057" refString="Smol, N., Muthumbi, A. &amp; Sharma, J. (2014) Order Enoplida Filipjev, 1929 In: Gastrotricha, Cycloneuralia and Gnathifera; Nematoda. Handbook of Zoology. De Gruyter, Berlin, pp. 193 - 249. https: // doi. org / 10.1515 / 9783110274257.193" type="book chapter" year="2014">
Smol 
<emphasis id="50A43231253CFFFAFC71FA0454C127A8" box="[961,1019,1483,1509]" italics="true" pageId="14" pageNumber="477">et al.</emphasis>
2014
</bibRefCitation>
and 
<bibRefCitation id="064193D2253CFFFAFBC5FA04526A27A8" author="Jeong, R. &amp; Tchesunov, A. V. &amp; Lee, W." box="[1141,1360,1483,1510]" pageId="14" pageNumber="477" pagination="1 - 30" refId="ref22910" refString="Jeong, R., Tchesunov, A. V. &amp; Lee, W. (2019) Bibliographic revision of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) with description of a new species from Jeju Island, South Korea. PeerJ, 7, 1 - 30. https: // doi. org / 10.7717 / peerj. 8023" type="journal article" year="2019">
Jeong 
<emphasis id="50A43231253CFFFAFB0FFA0453C327A8" box="[1215,1273,1483,1509]" italics="true" pageId="14" pageNumber="477">et al.</emphasis>
(2019)
</bibRefCitation>
: Outer labial and cephalic setae situated at middle or anterior end of cephalic capsule. Mandible well-developed, provided with claws, arch-shaped, consisting of two rod-like columns anteriorly united by a curved bar. Teeth shorter than mandibles. Spicule mostly short, unipartite and symmetrical, sometimes long, bipartite (divided by a seam: 
<taxonomicName id="A5D095A0253CFFFAFACEF9F056382438" authorityName="De Conninck &amp; Schurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="ditlevseni">
<emphasis id="50A43231253CFFFAFACEF9F056382438" italics="true" pageId="14" pageNumber="477">M. ditlevseni</emphasis>
</taxonomicName>
) and asymmetrical (anisomorphic and anisometric: 
<taxonomicName id="A5D095A0253CFFFAFCF6F99454E52438" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Southern" baseAuthorityYear="1914" box="[838,991,1627,1653]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="diplechma">
<emphasis id="50A43231253CFFFAFCF6F99454E52438" box="[838,991,1627,1653]" italics="true" pageId="14" pageNumber="477">M. diplechma</emphasis>
</taxonomicName>
). If long, usually gubernaculum present with caudal apophysis. Marine and freshwater.
</paragraph>
</subSubSection>
<subSubSection id="2ACABDA8253CFFE4FF77F96B53B220C8" lastPageId="16" lastPageNumber="479" pageId="14" pageNumber="477" type="taxon_list">
<paragraph id="626FEE23253CFFFAFF77F96B552A24F0" blockId="14.[151,1437,223,2013]" box="[199,528,1699,1725]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F96B56D724F0" bold="true" box="[199,493,1699,1725]" pageId="14" pageNumber="477">Number of valid species:</emphasis>
36
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F90F54F024AC" blockId="14.[151,1437,223,2013]" box="[199,970,1735,1761]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F90F57E724AC" bold="true" box="[199,221,1735,1761]" pageId="14" pageNumber="477">1.</emphasis>
<taxonomicName id="A5D095A0253CFFFAFF53F90F550324AC" authorityName="Warwick" authorityYear="1970" box="[227,569,1735,1761]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="africanthiforme">
<emphasis id="50A43231253CFFFAFF53F90F550324AC" box="[227,569,1735,1761]" italics="true" pageId="14" pageNumber="477">Mesacanthion africanthiforme</emphasis>
</taxonomicName>
<bibRefCitation id="064193D2253CFFFAFDF0F90F55CC24AC" author="Warwick, R. M." box="[576,758,1735,1761]" pageId="14" pageNumber="477" pagination="139 - 177" refId="ref25450" refString="Warwick, R. M. (1970 a) Fourteen new species of freeliving marine nematodes from the Exe estuary. Bulletin of the British Museum (Natural History), Zoology, 19 (4), 139 - 177. https: // doi. org / 10.5962 / bhl. part. 24086" type="journal article" year="1970">
<collectingRegion id="A01420C1253CFFFAFDF0F90F559D24AC" box="[576,679,1735,1761]" country="Bermuda" name="Warwick" pageId="14" pageNumber="477">Warwick</collectingRegion>
, 1970a
</bibRefCitation>
(English Channel)
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F92354522548" blockId="14.[151,1437,223,2013]" box="[199,872,1771,1798]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F92357E72548" bold="true" box="[199,221,1771,1797]" pageId="14" pageNumber="477">2.</emphasis>
<taxonomicName id="A5D095A0253CFFFAFF53F9235595254B" authority="Gerlach, 1957 b" authorityName="Gerlach" authorityYear="1957" box="[227,687,1771,1798]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="africanum">
<emphasis id="50A43231253CFFFAFF53F92356C62548" box="[227,508,1771,1797]" italics="true" pageId="14" pageNumber="477">Mesacanthion africanum</emphasis>
<bibRefCitation id="064193D2253CFFFAFDB3F9235595254B" author="Gerlach, S. A." box="[515,687,1771,1798]" pageId="14" pageNumber="477" pagination="1 - 16" refId="ref22056" refString="Gerlach, S. A. (1957 b) Marine Nematoden von der Kongo-M ¸ ndung. Bulletin. Institut Royal des Sciences Naturelles de Belgique. Mededelingen. Koninklijk Belgisch Instituut voor Natuurwetenschappen, 28, 1 - 16." type="journal article" year="1957">Gerlach, 1957b</bibRefCitation>
</taxonomicName>
(Central Africa)
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F8C754482564" blockId="14.[151,1437,223,2013]" box="[199,882,1807,1833]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F8C757E62564" bold="true" box="[199,220,1807,1833]" pageId="14" pageNumber="477">3.</emphasis>
<taxonomicName id="A5D095A0253CFFFAFF53F8C7558C2564" authority="Vitiello, 1971" authorityName="Vitiello" authorityYear="1971" box="[227,694,1807,1833]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="agubernatus">
<emphasis id="50A43231253CFFFAFF53F8C7552F2564" box="[227,533,1807,1833]" italics="true" pageId="14" pageNumber="477">Mesacanthion agubernatus</emphasis>
<bibRefCitation id="064193D2253CFFFAFDACF8C7558C2564" author="Vitiello, P." box="[540,694,1807,1833]" pageId="14" pageNumber="477" pagination="859 - 875" refId="ref25422" refString="Vitiello, P. (1971) Nematodes nouveaux des vases terrigenes cotieres des cotes provencales. Tethys, 2 (4), 859 - 875." type="journal article" year="1971">Vitiello, 1971</bibRefCitation>
</taxonomicName>
(Mediterranean)
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F8FB53522500" blockId="14.[151,1437,223,2013]" box="[199,1128,1843,1869]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F8FB57E72500" bold="true" box="[199,221,1843,1869]" pageId="14" pageNumber="477">4.</emphasis>
<taxonomicName id="A5D095A0253CFFFAFF53F8FB55F62500" authority="Nicholas, 1993" authorityName="Nicholas" authorityYear="1993" box="[227,716,1843,1869]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="alexandrinus">
<emphasis id="50A43231253CFFFAFF53F8FB55212500" box="[227,539,1843,1869]" italics="true" pageId="14" pageNumber="477">Mesacanthion alexandrinus</emphasis>
<materialsCitation id="D2B8E47E253CFFFAFD92F8FB55F62500" box="[546,716,1843,1869]" location="Lake Alexandrina" pageId="14" pageNumber="477" specimenCount="1" stateProvince="South Australia">
<bibRefCitation id="064193D2253CFFFAFD92F8FB55F62500" author="Nicholas, W. L." box="[546,716,1843,1869]" pageId="14" pageNumber="477" pagination="163 - 170" refId="ref23926" refString="Nicholas, W. L. (1993) Two new species of nematode (Nematoda: Enoplida: Thoracostomopsidae) from Lake Alexandrina, South Australia. Transactions of the ASAE, 117 (3 - 4), 163 - 170." type="journal article" year="1993">Nicholas, 1993</bibRefCitation>
</materialsCitation>
</taxonomicName>
(
<location id="670FB8F8253CFFFAFD6AF8FB549C2500" LSID="urn:lsid:plazi:treatment:EA795F35253CFFE4FF27FF5F53B220C8:670FB8F8253CFFFAFD6AF8FB549C2500" box="[730,934,1843,1869]" name="Lake Alexandrina" pageId="14" pageNumber="477" stateProvince="South Australia">Lake Alexandrina</location>
, 
<collectingRegion id="A01420C1253CFFFAFC02F8FB535B2500" box="[946,1121,1843,1869]" country="Australia" name="South Australia" pageId="14" pageNumber="477">South Australia</collectingRegion>
)
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F89F5407253C" blockId="14.[151,1437,223,2013]" box="[199,829,1879,1905]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F89F57E6253C" bold="true" box="[199,220,1879,1905]" pageId="14" pageNumber="477">5.</emphasis>
<taxonomicName id="A5D095A0253CFFFAFF53F89F56D2253C" authorityName="Warwick" authorityYear="1973" box="[227,488,1879,1905]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="arabium">
<emphasis id="50A43231253CFFFAFF53F89F56D2253C" box="[227,488,1879,1905]" italics="true" pageId="14" pageNumber="477">Mesacanthion arabium</emphasis>
</taxonomicName>
<collectingRegion id="A01420C1253CFFFAFE5FF89F556C253C" box="[495,598,1879,1905]" country="Bermuda" name="Warwick" pageId="14" pageNumber="477">Warwick</collectingRegion>
, 1973 (Arabian Sea)
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F8B354C825D8" blockId="14.[151,1437,223,2013]" box="[199,1010,1915,1941]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F8B357E625D8" bold="true" box="[199,220,1915,1941]" pageId="14" pageNumber="477">6.</emphasis>
<taxonomicName id="A5D095A0253CFFFAFF53F8B3554425D8" authority="Timm, 1961" authorityName="Timm" authorityYear="1961" box="[227,638,1915,1941]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="armatum">
<emphasis id="50A43231253CFFFAFF53F8B356D425D8" box="[227,494,1915,1941]" italics="true" pageId="14" pageNumber="477">Mesacanthion armatum</emphasis>
<bibRefCitation id="064193D2253CFFFAFE45F8B3554425D8" author="Timm, R. W." box="[501,638,1915,1941]" pageId="14" pageNumber="477" pagination="25 - 88" refId="ref25275" refString="Timm, R. W. (1961) The Marine Nematodes of the Bay of Bengal. Proceedings of the Pakistan Academy of Sciences, 1 (1), 25 - 88." type="journal article" year="1961">Timm, 1961</bibRefCitation>
</taxonomicName>
(Bay of Bengal, 
<emphasis id="50A43231253CFFFAFC8EF8B354D325D8" box="[830,1001,1915,1941]" italics="true" pageId="14" pageNumber="477">lapsus armatus</emphasis>
)
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F857548925F1" blockId="14.[151,1437,223,2013]" box="[199,947,1951,1980]" pageId="14" pageNumber="477">
<emphasis id="50A43231253CFFFAFF77F85757E725F4" bold="true" box="[199,221,1951,1977]" pageId="14" pageNumber="477">7.</emphasis>
<taxonomicName id="A5D095A0253CFFFAFF53F857540125F4" authority="(Ditlevsen, 1918) Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Ditlevsen" baseAuthorityYear="1918" box="[227,827,1951,1977]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="audax">
<emphasis id="50A43231253CFFFAFF53F85756F725F4" box="[227,461,1951,1977]" italics="true" pageId="14" pageNumber="477">Mesacanthion audax</emphasis>
(
<bibRefCitation id="064193D2253CFFFAFE6CF85755AA25F4" author="Ditlevsen, H." box="[476,656,1951,1977]" pageId="14" pageNumber="477" pagination="147 - 214" refId="ref21023" refString="Ditlevsen, H. (1918) Marine freeliving nematodes from Danish waters. Vidensk. Meddeleiser fra Dansk Naturhisforisk Forening i KjObenhavn, 70 (7), 147 - 214." type="journal article" year="1918">Ditlevsen, 1918</bibRefCitation>
) 
<bibRefCitation id="064193D2253CFFFAFD2FF857540125F4" author="Filipjev, I. N." box="[671,827,1951,1977]" pageId="14" pageNumber="477" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
(Öresund)
</paragraph>
<paragraph id="626FEE23253CFFFAFF77F80B559A2590" blockId="14.[151,1437,223,2013]" box="[199,672,1987,2013]" pageId="14" pageNumber="477">
Syn. 
<taxonomicName id="A5D095A0253CFFFAFEB1F80B559A2590" authority="Ditlevsen, 1918" authorityName="Ditlevsen" authorityYear="1918" box="[257,672,1987,2013]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="14" pageNumber="477" phylum="Nematoda" rank="species" species="audax">
<emphasis id="50A43231253CFFFAFEB1F80B56DD2590" box="[257,487,1987,2013]" italics="true" pageId="14" pageNumber="477">Enoplolaimus audax</emphasis>
<bibRefCitation id="064193D2253CFFFAFE5FF80B559A2590" author="Ditlevsen, H." box="[495,672,1987,2013]" pageId="14" pageNumber="477" pagination="147 - 214" refId="ref21023" refString="Ditlevsen, H. (1918) Marine freeliving nematodes from Danish waters. Vidensk. Meddeleiser fra Dansk Naturhisforisk Forening i KjObenhavn, 70 (7), 147 - 214." type="journal article" year="1918">Ditlevsen, 1918</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FF5E534422FD" blockId="15.[151,1437,150,2013]" box="[199,1150,150,177]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FF5E57E622FD" bold="true" box="[199,220,150,176]" pageId="15" pageNumber="478">8.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53FF5E545E22FD" authority="Lo Russo &amp; Pastor de Ward, 2021" authorityName="Lo Russo &amp; Pastor de Ward" authorityYear="2021" box="[227,868,150,177]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="bifidum">
<emphasis id="50A43231253DFFFBFF53FF5E56E522FD" box="[227,479,150,176]" italics="true" pageId="15" pageNumber="478">Mesacanthion bifidum</emphasis>
<bibRefCitation id="064193D2253DFFFBFE55FF5F545E22FD" author="Lo Russo, V. &amp; Pastor de Ward, C. T." box="[485,868,150,177]" pageId="15" pageNumber="478" pagination="17 - 31" refId="ref23478" refString="Lo Russo, V. &amp; Pastor de Ward, C. T. (2021) Three new species of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) from Argentine coasts. European Journal of Taxonomy, 787, 17 - 31. https: // doi. org / 10.5852 / ejt. 2021.787.1611" type="journal article" year="2021">Lo Russo &amp; Pastor de Ward, 2021</bibRefCitation>
</taxonomicName>
(Nuevo Gulf, 
<collectingCountry id="1AC7AEB3253DFFFBFBB5FF5E534C22FD" box="[1029,1142,150,176]" name="Argentina" pageId="15" pageNumber="478">Argentina</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FF72527B2299" blockId="15.[151,1437,150,2013]" box="[199,1345,186,213]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FF7257E62299" bold="true" box="[199,220,186,212]" pageId="15" pageNumber="478">9.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53FF7253982299" authority="(Filipjev, 1927) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[227,1186,186,213]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="breviseta">
<emphasis id="50A43231253DFFFBFF53FF7256D52299" box="[227,495,186,212]" italics="true" pageId="15" pageNumber="478">Mesacanthion breviseta</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFE4DFF7255A12299" author="Filipjev, I. N." box="[509,667,186,212]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD1AFF7353982299" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[682,1186,186,213]" pageId="15" pageNumber="478" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(Barents Sea)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FF16545922B5" blockId="15.[151,1437,150,2013]" box="[199,867,222,248]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1FF16545922B5" authority="Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" box="[257,867,222,248]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="breviseta" subGenus="Mesacanthion">
<emphasis id="50A43231253DFFFBFEB1FF1655F822B5" box="[257,706,222,248]" italics="true" pageId="15" pageNumber="478">Enoplolaimus (Mesacanthion) breviseta</emphasis>
<bibRefCitation id="064193D2253DFFFBFD78FF16545922B5" author="Filipjev, I. N." box="[712,867,222,248]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FECA543C2351" blockId="15.[151,1437,150,2013]" box="[199,774,258,284]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FECA57D02351" bold="true" box="[199,234,258,284]" pageId="15" pageNumber="478">10.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FECA55652351" authority="Inglis, 1964" authorityName="Inglis" authorityYear="1964" box="[241,607,258,284]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="cavei">
<emphasis id="50A43231253DFFFBFF41FECA56E82351" box="[241,466,258,284]" italics="true" pageId="15" pageNumber="478">Mesacanthion cavei</emphasis>
<bibRefCitation id="064193D2253DFFFBFE69FECA55652351" author="Inglis, W. G." box="[473,607,258,284]" pageId="15" pageNumber="478" pagination="263 - 376" refId="ref22601" refString="Inglis, W. G. (1964) The marine Enoplida (Nematoda): a comparative study of the head. Bulletin of the British Museum (Natural History), 11 (4), 263 - 376. https: // doi. org / 10.5962 / bhl. part. 4719" type="journal article" year="1964">Inglis, 1964</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFDDDFECA543A2351" box="[621,768,258,284]" name="South Africa" pageId="15" pageNumber="478">South Africa</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FEEE542B230D" blockId="15.[151,1437,150,2013]" box="[199,785,294,320]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FEEE57D2230D" bold="true" box="[199,232,294,320]" pageId="15" pageNumber="478">11.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF40FEEE5550230D" authority="Inglis, 1964" authorityName="Inglis" authorityYear="1964" box="[240,618,294,320]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="ceeum">
<emphasis id="50A43231253DFFFBFF40FEEE56E7230D" box="[240,477,294,320]" italics="true" pageId="15" pageNumber="478">Mesacanthion ceeum</emphasis>
<bibRefCitation id="064193D2253DFFFBFE54FEEE5550230D" author="Inglis, W. G." box="[484,618,294,320]" pageId="15" pageNumber="478" pagination="263 - 376" refId="ref22601" refString="Inglis, W. G. (1964) The marine Enoplida (Nematoda): a comparative study of the head. Bulletin of the British Museum (Natural History), 11 (4), 263 - 376. https: // doi. org / 10.5962 / bhl. part. 4719" type="journal article" year="1964">Inglis, 1964</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFDC8FEEE5431230D" box="[632,779,294,320]" name="South Africa" pageId="15" pageNumber="478">South Africa</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FE8253BE2329" blockId="15.[151,1437,150,2013]" box="[199,1156,330,356]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FE8257D02329" bold="true" box="[199,234,330,356]" pageId="15" pageNumber="478">12.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FE8255362329" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Southern" baseAuthorityYear="1914" box="[241,524,330,356]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="diplechma">
<emphasis id="50A43231253DFFFBFF41FE8255362329" box="[241,524,330,356]" italics="true" pageId="15" pageNumber="478">Mesacanthion diplechma</emphasis>
</taxonomicName>
(
<bibRefCitation id="064193D2253DFFFBFDAAFE8255F22329" author="Southern, R." box="[538,712,330,356]" pageId="15" pageNumber="478" pagination="1 - 80" refId="ref25161" refString="Southern, R. (1914) Nemathelmia, Kinorhyncha and Chaetognatha. Proceedings of the Royal Irish Academy, 31, 1 - 80." type="journal article" year="1914">Southern, 1914</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD67FE8254482329" author="Filipjev, I. N." box="[727,882,330,356]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
(Irish 
<collectingRegion id="A01420C1253DFFFBFC0DFE8254C72329" box="[957,1021,330,356]" country="New Zealand" name="West Coast" pageId="15" pageNumber="478">Coast</collectingRegion>
of Atlantic)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FEA655B023C5" blockId="15.[151,1437,150,2013]" box="[199,650,366,392]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1FEA656E323C5" authorityName="Southern" authorityYear="1914" box="[257,473,366,392]" class="Enoplea" family="Enoplidae" genus="Enoplus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="diplechma">
<emphasis id="50A43231253DFFFBFEB1FEA656E323C5" box="[257,473,366,392]" italics="true" pageId="15" pageNumber="478">Enoplus diplechma</emphasis>
</taxonomicName>
<bibRefCitation id="064193D2253DFFFBFE6FFEA655B023C5" author="Southern, R." box="[479,650,366,392]" pageId="15" pageNumber="478" pagination="1 - 80" refId="ref25161" refString="Southern, R. (1914) Nemathelmia, Kinorhyncha and Chaetognatha. Proceedings of the Royal Irish Academy, 31, 1 - 80." type="journal article" year="1914">Southern, 1914</bibRefCitation>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FE5A526F23E1" blockId="15.[151,1437,150,2013]" box="[199,1365,402,429]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FE5A57D123E1" bold="true" box="[199,235,402,428]" pageId="15" pageNumber="478">13.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FE5A538C23E1" authority="(Filipjev, 1927) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[241,1206,402,429]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="ditlevseni">
<emphasis id="50A43231253DFFFBFF41FE5A553823E1" box="[241,514,402,428]" italics="true" pageId="15" pageNumber="478">Mesacanthion ditlevseni</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFDA1FE5A559523E1" author="Filipjev, I. N." box="[529,687,402,428]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD0EFE5B538C23E1" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[702,1206,402,429]" pageId="15" pageNumber="478" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(Barents Sea)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FE7E5453239D" blockId="15.[151,1437,150,2013]" box="[199,873,438,464]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1FE7E5453239D" authority="Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" box="[257,873,438,464]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="ditlevseni" subGenus="Mesacanthion">
<emphasis id="50A43231253DFFFBFEB1FE7E55FD239D" box="[257,711,438,464]" italics="true" pageId="15" pageNumber="478">Enoplolaimus (Mesacanthion) ditlevseni</emphasis>
<bibRefCitation id="064193D2253DFFFBFD7EFE7E5453239D" author="Filipjev, I. N." box="[718,873,438,464]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF7EFE1255EE23B9" blockId="15.[151,1437,150,2013]" box="[206,724,474,500]" pageId="15" pageNumber="478">
<taxonomicName id="A5D095A0253DFFFBFF7EFE1255EE23B9" authority="Ditlevsen, 1928" authorityName="Ditlevsen" authorityYear="1928" box="[206,724,474,500]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="angustignathus">
<emphasis id="50A43231253DFFFBFF7EFE12552623B9" box="[206,540,474,500]" italics="true" pageId="15" pageNumber="478">Enoplolaimus angustignathus</emphasis>
<bibRefCitation id="064193D2253DFFFBFD93FE1255EE23B9" author="Ditlevsen, H." box="[547,724,474,500]" pageId="15" pageNumber="478" pagination="157 - 250" refId="ref21088" refString="Ditlevsen, H. (1928) Free-living Nematodes from Greenland, Land and Freshwater. Meddelelser om Gronland, 23, 157 - 250." type="journal article" year="1928">Ditlevsen, 1928</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FE36549C2055" blockId="15.[151,1437,150,2013]" box="[199,934,510,536]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FE3657D02055" bold="true" box="[199,234,510,536]" pageId="15" pageNumber="478">14.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FE3655572055" authority="Inglis, 1966" authorityName="Inglis" authorityYear="1966" box="[241,621,510,536]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="fricum">
<emphasis id="50A43231253DFFFBFF41FE3656DA2055" box="[241,480,510,536]" italics="true" pageId="15" pageNumber="478">Mesacanthion fricum</emphasis>
<bibRefCitation id="064193D2253DFFFBFE57FE3655572055" author="Inglis, W. G." box="[487,621,510,536]" pageId="15" pageNumber="478" pagination="79 - 106" refId="ref22657" refString="Inglis, W. G. (1966) Marine nematodes from Durban, South Africa. Bulletin of the British Museum (Natural History), 14 (4), 79 - 106." type="journal article" year="1966">Inglis, 1966</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFDCBFE3654342055" box="[635,782,510,536]" name="South Africa" pageId="15" pageNumber="478">South Africa</collectingCountry>
, 
<emphasis id="50A43231253DFFFBFCA9FE3654A72055" box="[793,925,510,536]" italics="true" pageId="15" pageNumber="478">lapsus frica</emphasis>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FDEA54E32071" blockId="15.[151,1437,150,2013]" box="[199,985,546,572]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FDEA57D12071" bold="true" box="[199,235,546,572]" pageId="15" pageNumber="478">15.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FDEA55CC2071" authority="Sergeeva, 1974" authorityName="Sergeeva" authorityYear="1974" box="[241,758,546,572]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="heterospiculum">
<emphasis id="50A43231253DFFFBFF41FDEA55792071" box="[241,579,546,572]" italics="true" pageId="15" pageNumber="478">Mesacanthion heterospiculum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDF9FDEA55CC2071" author="Sergeeva, N. G." box="[585,758,546,572]" pageId="15" pageNumber="478" pagination="120 - 124" refId="ref24837" refString="Sergeeva, N. G. (1974) New free-living nematodes (Enoplida) from the Black Sea. 2. Zoologicheskii Zheitschrift, 53 (1), 120 - 124." type="journal article" year="1974">Sergeeva, 1974</bibRefCitation>
</taxonomicName>
(Black Sea, 
<collectingCountry id="1AC7AEB3253DFFFBFC35FDEA54EB2071" box="[901,977,546,572]" name="Russia" pageId="15" pageNumber="478">Russia</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FD8E5467202D" blockId="15.[151,1437,150,2013]" box="[199,861,582,609]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FD8E57D0202D" bold="true" box="[199,234,582,608]" pageId="15" pageNumber="478">16.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FD8E559A202C" authority="Gerlach, 1953" authorityName="Gerlach" authorityYear="1953" box="[241,672,582,609]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="hirsutum">
<emphasis id="50A43231253DFFFBFF41FD8E56C1202D" box="[241,507,582,608]" italics="true" pageId="15" pageNumber="478">Mesacanthion hirsutum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDB1FD8E559A202C" author="Gerlach, S. A." box="[513,672,582,609]" pageId="15" pageNumber="478" pagination="517 - 640" refId="ref21718" refString="Gerlach, S. A. (1953) Die Nematodenbesiedlung des Sandstrandes und des K ¸ stengrundwassers an der italienischen K ¸ ste. I. Systematischer teil. Archivio Zoologico Italiano, 37, 517 - 640." type="journal article" year="1953">Gerlach, 1953</bibRefCitation>
</taxonomicName>
(Mediterranean)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FDA2525720C9" blockId="15.[151,1437,150,2013]" box="[199,1389,618,645]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FDA257D020C9" bold="true" box="[199,234,618,644]" pageId="15" pageNumber="478">17.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FDA2538420C9" authority="(Ditlevsen, 1930) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1930" box="[241,1214,618,645]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="infantile">
<emphasis id="50A43231253DFFFBFF41FDA256CE20C9" box="[241,500,618,644]" italics="true" pageId="15" pageNumber="478">Mesacanthion infantile</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFDB3FDA2558D20C9" author="Ditlevsen, H." box="[515,695,618,644]" pageId="15" pageNumber="478" pagination="201 - 242" refId="ref21114" refString="Ditlevsen, H. (1930) Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. 52. Marine free-living nematodes from New Zealand. Videnskabelige Meddelelser fra Naturhistorisk Forening, 87, 201 - 242." type="journal article" year="1930">Ditlevsen, 1930</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD76FDA3538420C9" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[710,1214,618,645]" pageId="15" pageNumber="478" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFB7DFDA2525C20C9" box="[1229,1382,618,644]" name="New Zealand" pageId="15" pageNumber="478">New Zealand</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FD46558520E5" blockId="15.[151,1437,150,2013]" box="[199,703,654,680]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1FD46558520E5" authority="Ditlevsen, 1930" authorityName="Ditlevsen" authorityYear="1930" box="[257,703,654,680]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="infantilis">
<emphasis id="50A43231253DFFFBFEB1FD46553D20E5" box="[257,519,654,680]" italics="true" pageId="15" pageNumber="478">Enoplolaimus infantilis</emphasis>
<bibRefCitation id="064193D2253DFFFBFDBEFD46558520E5" author="Ditlevsen, H." box="[526,703,654,680]" pageId="15" pageNumber="478" pagination="201 - 242" refId="ref21114" refString="Ditlevsen, H. (1930) Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. 52. Marine free-living nematodes from New Zealand. Videnskabelige Meddelelser fra Naturhistorisk Forening, 87, 201 - 242." type="journal article" year="1930">Ditlevsen, 1930</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF7EFD7A55BC2080" blockId="15.[151,1437,150,2013]" box="[206,646,690,717]" pageId="15" pageNumber="478">
<taxonomicName id="A5D095A0253DFFFBFF7EFD7A55BC2080" authority="Allgen, 1951" authorityName="Allgen" authorityYear="1951" box="[206,646,690,717]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="mortenseni">
<emphasis id="50A43231253DFFFBFF7EFD7A56D72081" box="[206,493,690,716]" italics="true" pageId="15" pageNumber="478">Enoplolaimus mortenseni</emphasis>
<bibRefCitation id="064193D2253DFFFBFE44FD7A55BC2080" author="Allgen, C. A." box="[500,646,690,717]" pageId="15" pageNumber="478" pagination="263 - 411" refId="ref19903" refString="Allgen, C. A. (1951) Pacific Freeliving Marine Nematodes. (Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. LXXVI). Videnskabelige Meddelelser fra Dansk Naturhistorisk Forening Kebenhavn, 113, 263 - 411." type="journal article" year="1951">Allgén, 1951</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF7EFD1E559D20BC" blockId="15.[151,1437,150,2013]" box="[206,679,726,753]" pageId="15" pageNumber="478">
<taxonomicName id="A5D095A0253DFFFBFF7EFD1E559D20BC" authority="Allgen, 1951" authorityName="Allgen" authorityYear="1951" box="[206,679,726,753]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="philippinensis">
<emphasis id="50A43231253DFFFBFF7EFD1E553420BD" box="[206,526,726,752]" italics="true" pageId="15" pageNumber="478">Enoplolaimus philippinensis</emphasis>
<bibRefCitation id="064193D2253DFFFBFDA5FD1E559D20BC" author="Allgen, C. A." box="[533,679,726,753]" pageId="15" pageNumber="478" pagination="263 - 411" refId="ref19903" refString="Allgen, C. A. (1951) Pacific Freeliving Marine Nematodes. (Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. LXXVI). Videnskabelige Meddelelser fra Dansk Naturhistorisk Forening Kebenhavn, 113, 263 - 411." type="journal article" year="1951">Allgén, 1951</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FD3253B22159" blockId="15.[151,1437,150,2013]" box="[199,1160,762,789]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FD3257D12159" bold="true" box="[199,235,762,788]" pageId="15" pageNumber="478">18.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FD3254612159" authority="Jeong, Tchesunov &amp; Lee, 2019" authorityName="Jeong, Tchesunov &amp; Lee" authorityYear="2019" box="[241,859,762,789]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="jejuensis">
<emphasis id="50A43231253DFFFBFF41FD3256C32159" box="[241,505,762,788]" italics="true" pageId="15" pageNumber="478">Mesacanthion jejuensis</emphasis>
<bibRefCitation id="064193D2253DFFFBFDB0FD3354612159" author="Jeong, R. &amp; Tchesunov, A. V. &amp; Lee, W." box="[512,859,762,789]" pageId="15" pageNumber="478" pagination="1 - 30" refId="ref22910" refString="Jeong, R., Tchesunov, A. V. &amp; Lee, W. (2019) Bibliographic revision of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) with description of a new species from Jeju Island, South Korea. PeerJ, 7, 1 - 30. https: // doi. org / 10.7717 / peerj. 8023" type="journal article" year="2019">Jeong, Tchesunov &amp; Lee, 2019</bibRefCitation>
</taxonomicName>
(
<collectingRegion id="A01420C1253DFFFBFCDAFD3254A32159" box="[874,921,762,788]" country="South Korea" name="Jeju" pageId="15" pageNumber="478">Jeju</collectingRegion>
Island, 
<collectingCountry id="1AC7AEB3253DFFFBFC42FD3253BA2159" box="[1010,1152,762,788]" name="South Korea" pageId="15" pageNumber="478">South Korea</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FCD654972175" blockId="15.[151,1437,150,2013]" box="[199,941,798,825]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FCD657D02175" bold="true" box="[199,234,798,824]" pageId="15" pageNumber="478">19.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FCD655F32174" authority="Mawson, 1958" authorityName="Mawson" authorityYear="1958" box="[241,713,798,825]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="kerguelense">
<emphasis id="50A43231253DFFFBFF41FCD655262175" box="[241,540,798,824]" italics="true" pageId="15" pageNumber="478">Mesacanthion kerguelense</emphasis>
<bibRefCitation id="064193D2253DFFFBFD92FCD755F32174" author="Mawson, P. M." box="[546,713,798,825]" pageId="15" pageNumber="478" pagination="307 - 358" refId="ref23693" refString="Mawson, P. M. (1958) Free-living nematodes. Section 3: Enoploidea from Subantarctic stations. Report Series. BANZ Antarctic Research Expedition, 1929 - 31, 14, 307 - 358." type="journal article" year="1958">Mawson, 1958</bibRefCitation>
</taxonomicName>
(Kerguelen Islands)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FC8A52AE2111" blockId="15.[151,1437,150,2013]" box="[199,1428,834,861]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FC8A57D02111" bold="true" box="[199,234,834,860]" pageId="15" pageNumber="478">20.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FC8A54CD2111" authority="Lo Russo &amp; Pastor de Ward, 2021" authorityName="Lo Russo &amp; Pastor de Ward" authorityYear="2021" box="[241,1015,834,861]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="longigubernaculum">
<emphasis id="50A43231253DFFFBFF41FC8A55482111" box="[241,626,834,860]" italics="true" pageId="15" pageNumber="478">Mesacanthion longigubernaculum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDC9FC8B54CD2111" author="Lo Russo, V. &amp; Pastor de Ward, C. T." box="[633,1015,834,861]" pageId="15" pageNumber="478" pagination="17 - 31" refId="ref23478" refString="Lo Russo, V. &amp; Pastor de Ward, C. T. (2021) Three new species of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) from Argentine coasts. European Journal of Taxonomy, 787, 17 - 31. https: // doi. org / 10.5852 / ejt. 2021.787.1611" type="journal article" year="2021">Lo Russo &amp; Pastor de Ward, 2021</bibRefCitation>
</taxonomicName>
(
<collectingRegion id="A01420C1253DFFFBFBB6FC8A53672111" box="[1030,1117,834,860]" country="Argentina" name="Chubut" pageId="15" pageNumber="478">Chubut</collectingRegion>
, San Jorge Gulf, 
<collectingCountry id="1AC7AEB3253DFFFBFAACFC8A52B72111" box="[1308,1421,834,860]" name="Argentina" pageId="15" pageNumber="478">Argentina</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FCAE549C21CD" blockId="15.[151,1437,150,2013]" box="[199,934,870,897]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FCAE57D021CD" bold="true" box="[199,234,870,896]" pageId="15" pageNumber="478">21.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FCAE55D321CC" authority="Gerlach, 1954 b" authorityName="Gerlach" authorityYear="1954" box="[241,745,870,897]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="longispiculum">
<emphasis id="50A43231253DFFFBFF41FCAE550C21CD" box="[241,566,870,896]" italics="true" pageId="15" pageNumber="478">Mesacanthion longispiculum</emphasis>
<bibRefCitation id="064193D2253DFFFBFD8CFCAE55D321CC" author="Gerlach, S. A." box="[572,745,870,897]" pageId="15" pageNumber="478" pagination="221 - 237" refId="ref21798" refString="Gerlach, S. A. (1954 b) Nematodes marins libres des eaux souterraines littorals de Tunisie et d'Algerie. Vie Millieu, 4 (2), 221 - 237." type="journal article" year="1954">Gerlach, 1954b</bibRefCitation>
</taxonomicName>
(Mediterranean)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FC42534421E9" blockId="15.[151,1437,150,2013]" box="[199,1150,906,933]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FC4257D021E9" bold="true" box="[199,234,906,932]" pageId="15" pageNumber="478">22.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FC42543921E8" authority="Wieser, 1953" authorityName="Wieser" authorityYear="1953" box="[241,771,906,933]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="longissimesetosum">
<emphasis id="50A43231253DFFFBFF41FC42555321E9" box="[241,617,906,932]" italics="true" pageId="15" pageNumber="478">Mesacanthion longissimesetosum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDC0FC42543921E8" author="Wieser, W." box="[624,771,906,933]" pageId="15" pageNumber="478" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFCA2FC42546921E9" box="[786,851,906,932]" name="Chile" pageId="15" pageNumber="478">Chile</collectingCountry>
, 
<emphasis id="50A43231253DFFFBFCEEFC42534F21E9" box="[862,1141,906,932]" italics="true" pageId="15" pageNumber="478">lapsus longissimesetosus</emphasis>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FC6652AC2185" blockId="15.[151,1437,150,2013]" box="[199,1430,942,969]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FC6657D22185" bold="true" box="[199,232,942,968]" pageId="15" pageNumber="478">23.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF5FFC6653592185" authority="(Filipjev, 1927) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[239,1123,942,969]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="lucifer">
<emphasis id="50A43231253DFFFBFF5FFC6656EB2185" box="[239,465,942,968]" italics="true" pageId="15" pageNumber="478">Mesacanthion lucifer</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFE50FC66554C2185" author="Filipjev, I. N." box="[480,630,942,968]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD34FC6753592185" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[644,1123,942,969]" pageId="15" pageNumber="478" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(Barents Sea)— 
<typeStatus id="BD6B5081253DFFFBFAA4FC6652782185" box="[1300,1346,942,968]" pageId="15" pageNumber="478">type</typeStatus>
species
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FC1A547D21A1" blockId="15.[151,1437,150,2013]" box="[199,839,978,1004]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1FC1A547D21A1" authority="Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" box="[257,839,978,1004]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="lucifer" subGenus="Mesacanthion">
<emphasis id="50A43231253DFFFBFEB1FC1A559F21A1" box="[257,677,978,1004]" italics="true" pageId="15" pageNumber="478">Enoplolaimus (Mesacanthion) lucifer</emphasis>
<bibRefCitation id="064193D2253DFFFBFD1CFC1A547D21A1" author="Filipjev, I. N." box="[684,839,978,1004]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FC3E57D92679" blockId="15.[151,1437,150,2013]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FC3E57D0265D" bold="true" box="[199,234,1014,1040]" pageId="15" pageNumber="478">24.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF46FC3E53FB265D" authority="(Filipjev, 1927) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[246,1217,1014,1041]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="majus">
<emphasis id="50A43231253DFFFBFF46FC3E56DE265D" box="[246,484,1014,1040]" italics="true" pageId="15" pageNumber="478">Mesacanthion majus</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFE48FC3E55A1265D" author="Filipjev, I. N." box="[504,667,1014,1040]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD1FFC3F53FB265D" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[687,1217,1014,1041]" pageId="15" pageNumber="478" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(Kara Sea, 
<emphasis id="50A43231253DFFFBFAE5FC3E57E02679" italics="true" pageId="15" pageNumber="478">
lapsus 
<taxonomicName id="A5D095A0253DFFFBFF27FBD357E02679" authorityName="Filipjev" authorityYear="1927" box="[151,218,1051,1076]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="major">major</taxonomicName>
</emphasis>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FBF6547B2615" blockId="15.[151,1437,150,2013]" box="[199,833,1086,1112]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1FBF6547B2615" authority="Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" box="[257,833,1086,1112]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="major" subGenus="Mesacanthion">
<emphasis id="50A43231253DFFFBFEB1FBF655A52615" box="[257,671,1086,1112]" italics="true" pageId="15" pageNumber="478">Enoplolaimus (Mesacanthion) major</emphasis>
<bibRefCitation id="064193D2253DFFFBFD15FBF6547B2615" author="Filipjev, I. N." box="[677,833,1086,1112]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FBAA547A2631" blockId="15.[151,1437,150,2013]" box="[199,832,1122,1148]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FBAA57D02631" bold="true" box="[199,234,1122,1148]" pageId="15" pageNumber="478">25.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FBAA55892631" authority="Galtsova, 1976" authorityName="Galtsova" authorityYear="1976" box="[241,691,1122,1148]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="marisalbi">
<emphasis id="50A43231253DFFFBFF41FBAA55382631" box="[241,514,1122,1148]" italics="true" pageId="15" pageNumber="478">Mesacanthion marisalbi</emphasis>
<bibRefCitation id="064193D2253DFFFBFDB9FBAA55892631" author="Galtsova, V. V." box="[521,691,1122,1148]" pageId="15" pageNumber="478" pagination="165 - 272" refId="ref21638" refString="Galtsova, V. V. (1976) Free-living marine nematodes as a component of the meiobenthos of Chupa Inlet of the White Sea. Issledovanija fauni morjei (Nematody i ikh Rol'v Meiobentose), 17 (25), 165 - 272." type="journal article" year="1976">Galtsova, 1976</bibRefCitation>
</taxonomicName>
(White Sea)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FB4E540F26ED" blockId="15.[151,1437,150,2013]" box="[199,821,1158,1184]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FB4E57D026ED" bold="true" box="[199,234,1158,1184]" pageId="15" pageNumber="478">26.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FB4E558526ED" authority="Gerlach, 1967" authorityName="Gerlach" authorityYear="1967" box="[241,703,1158,1184]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="monhystera">
<emphasis id="50A43231253DFFFBFF41FB4E552026ED" box="[241,538,1158,1184]" italics="true" pageId="15" pageNumber="478">Mesacanthion monhystera</emphasis>
<bibRefCitation id="064193D2253DFFFBFD90FB4E558526ED" author="Gerlach, S. A." box="[544,703,1158,1184]" pageId="15" pageNumber="478" pagination="19 - 43" refId="ref22134" refString="Gerlach, S. A. (1967) Freilebende Meeres-nematoden von den Sarso-Inseln (Rotes Meer). Meteor Forschungsergebnisse, Reihe D, 2, 19 - 43." type="journal article" year="1967">Gerlach, 1967</bibRefCitation>
</taxonomicName>
(Red Sea)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FB6253802689" blockId="15.[151,1437,150,2013]" box="[199,1210,1194,1220]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FB6257D02689" bold="true" box="[199,234,1194,1220]" pageId="15" pageNumber="478">27.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FB6254082689" authority="Gagarin &amp; Klerman, 2006" authorityName="Gagarin &amp; Klerman" authorityYear="2006" box="[241,818,1194,1220]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="obscurum">
<emphasis id="50A43231253DFFFBFF41FB62553F2689" box="[241,517,1194,1220]" italics="true" pageId="15" pageNumber="478">Mesacanthion obscurum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDBCFB6254082689" author="Gagarin, V. G. &amp; Klerman, A. K." box="[524,818,1194,1220]" pageId="15" pageNumber="478" pagination="533 - 538" refId="ref21583" refString="Gagarin, V. G. &amp; Klerman, A. K. (2006) Two new species of Mesacanthion Filipjev, 1927 (Nematoda: Enoplida) from the Mediterranean Sea. Nematology, 8 (4), 533 - 538. https: // doi. org / 10.1163 / 156854106778614001" type="journal article" year="2006">Gagarin &amp; Klerman, 2006</bibRefCitation>
</taxonomicName>
(Mediterranean Sea, Israeli 
<collectingRegion id="A01420C1253DFFFBFBC0FB6253882689" box="[1136,1202,1194,1220]" country="New Zealand" name="West Coast" pageId="15" pageNumber="478">Coast</collectingRegion>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FB0654E726A5" blockId="15.[151,1437,150,2013]" box="[199,989,1230,1257]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FB0657D026A5" bold="true" box="[199,234,1230,1256]" pageId="15" pageNumber="478">28.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FB06556626A4" authority="Wieser, 1959" authorityName="Wieser" authorityYear="1959" box="[241,604,1230,1257]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="pali">
<emphasis id="50A43231253DFFFBFF41FB0656F926A5" box="[241,451,1230,1256]" italics="true" pageId="15" pageNumber="478">Mesacanthion pali</emphasis>
<bibRefCitation id="064193D2253DFFFBFE79FB06556626A4" author="Wieser, W." box="[457,604,1230,1257]" pageId="15" pageNumber="478" pagination="1 - 179" refId="ref25740" refString="Wieser, W. (1959) Free-living nematodes and other small invertebrates of Puget Sound beaches. University of Washington Publications in Biology, 19, 1 - 179." type="journal article" year="1959">Wieser, 1959</bibRefCitation>
</taxonomicName>
(Puget Sound, 
<collectingRegion id="A01420C1253DFFFBFCB9FB0654AB26A5" box="[777,913,1230,1256]" country="United States of America" name="Washington" pageId="15" pageNumber="478">Washington</collectingRegion>
, 
<collectingCountry id="1AC7AEB3253DFFFBFC2CFB0654EC26A5" box="[924,982,1230,1256]" name="United States of America" pageId="15" pageNumber="478">USA</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FB3A531F2741" blockId="15.[151,1437,150,2013]" box="[199,1061,1266,1293]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FB3A57D02741" bold="true" box="[199,234,1266,1292]" pageId="15" pageNumber="478">29.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FB3A559E2740" authority="Wieser, 1959" authorityName="Wieser" authorityYear="1959" box="[241,676,1266,1293]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="pannosum">
<emphasis id="50A43231253DFFFBFF41FB3A55302741" box="[241,522,1266,1292]" italics="true" pageId="15" pageNumber="478">Mesacanthion pannosum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDA1FB3A559E2740" author="Wieser, W." box="[529,676,1266,1293]" pageId="15" pageNumber="478" pagination="1 - 179" refId="ref25740" refString="Wieser, W. (1959) Free-living nematodes and other small invertebrates of Puget Sound beaches. University of Washington Publications in Biology, 19, 1 - 179." type="journal article" year="1959">Wieser, 1959</bibRefCitation>
</taxonomicName>
(Puget Sound, 
<collectingRegion id="A01420C1253DFFFBFCE0FB3A54E22741" box="[848,984,1266,1292]" country="United States of America" name="Washington" pageId="15" pageNumber="478">Washington</collectingRegion>
, 
<collectingCountry id="1AC7AEB3253DFFFBFC53FB3A53272741" box="[995,1053,1266,1292]" name="United States of America" pageId="15" pageNumber="478">USA</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FADE53E9277D" blockId="15.[151,1437,150,2013]" box="[199,1235,1302,1328]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FADE57D0277D" bold="true" box="[199,234,1302,1328]" pageId="15" pageNumber="478">30.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FADE5476277D" authority="Gagarin &amp; Klerman, 2006" authorityName="Gagarin &amp; Klerman" authorityYear="2006" box="[241,844,1302,1328]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="propinquum">
<emphasis id="50A43231253DFFFBFF41FADE5525277D" box="[241,543,1302,1328]" italics="true" pageId="15" pageNumber="478">Mesacanthion propinquum</emphasis>
<bibRefCitation id="064193D2253DFFFBFD96FADE5476277D" author="Gagarin, V. G. &amp; Klerman, A. K." box="[550,844,1302,1328]" pageId="15" pageNumber="478" pagination="533 - 538" refId="ref21583" refString="Gagarin, V. G. &amp; Klerman, A. K. (2006) Two new species of Mesacanthion Filipjev, 1927 (Nematoda: Enoplida) from the Mediterranean Sea. Nematology, 8 (4), 533 - 538. https: // doi. org / 10.1163 / 156854106778614001" type="journal article" year="2006">Gagarin &amp; Klerman, 2006</bibRefCitation>
</taxonomicName>
(Mediterranean Sea, Israeli 
<collectingRegion id="A01420C1253DFFFBFB3AFADE53F6277D" box="[1162,1228,1302,1328]" country="New Zealand" name="West Coast" pageId="15" pageNumber="478">Coast</collectingRegion>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FAF2544A2719" blockId="15.[151,1437,150,2013]" box="[199,880,1338,1365]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FAF257D02719" bold="true" box="[199,234,1338,1364]" pageId="15" pageNumber="478">31.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FAF255832718" authority="Gerlach, 1957 a" authorityName="Gerlach" authorityYear="1957" box="[241,697,1338,1365]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="proximum">
<emphasis id="50A43231253DFFFBFF41FAF255322719" box="[241,520,1338,1364]" italics="true" pageId="15" pageNumber="478">Mesacanthion proximum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDBEFAF255832718" author="Gerlach, S. A." box="[526,697,1338,1365]" pageId="15" pageNumber="478" pagination="411 - 459" refId="ref21991" refString="Gerlach, S. A. (1957 a) Die Nematodenfauna des Sandstrandes an der Kuste von Mittelbrasilien (Brasilianische MeeresNematoden IV). Mitteilungen aus dem Museum fur Naturkunde in Berlin. Zoologisches Museum und Institut fur Spezielle Zoologie, Berlin, 33 (2), 411 - 459. https: // doi. org / 10.1002 / mmnz. 19570330206" type="journal article" year="1957">Gerlach, 1957a</bibRefCitation>
</taxonomicName>
(Santos, 
<collectingCountry id="1AC7AEB3253DFFFBFC92FAF254522719" box="[802,872,1338,1364]" name="Brazil" pageId="15" pageNumber="478">Brazil</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FA9654662735" blockId="15.[151,1437,150,2013]" box="[199,860,1374,1401]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FA9657D02735" bold="true" box="[199,234,1374,1400]" pageId="15" pageNumber="478">32.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FA9655B52734" authority="Gerlach, 1957 a" authorityName="Gerlach" authorityYear="1957" box="[241,655,1374,1401]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="rigens">
<emphasis id="50A43231253DFFFBFF41FA9656E72735" box="[241,477,1374,1400]" italics="true" pageId="15" pageNumber="478">Mesacanthion rigens</emphasis>
<bibRefCitation id="064193D2253DFFFBFE54FA9655B52734" author="Gerlach, S. A." box="[484,655,1374,1401]" pageId="15" pageNumber="478" pagination="411 - 459" refId="ref21991" refString="Gerlach, S. A. (1957 a) Die Nematodenfauna des Sandstrandes an der Kuste von Mittelbrasilien (Brasilianische MeeresNematoden IV). Mitteilungen aus dem Museum fur Naturkunde in Berlin. Zoologisches Museum und Institut fur Spezielle Zoologie, Berlin, 33 (2), 411 - 459. https: // doi. org / 10.1002 / mmnz. 19570330206" type="journal article" year="1957">Gerlach, 1957a</bibRefCitation>
</taxonomicName>
(Bertioga, 
<collectingCountry id="1AC7AEB3253DFFFBFCBEFA96546E2735" box="[782,852,1374,1400]" name="Brazil" pageId="15" pageNumber="478">Brazil</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FA4A52A927D1" blockId="15.[151,1437,150,2013]" box="[199,1427,1410,1437]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FA4A57D027D1" bold="true" box="[199,234,1410,1436]" pageId="15" pageNumber="478">33.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FA4A54F827D1" authority="Lo Russo &amp; Pastor de Ward, 2021" authorityName="Lo Russo &amp; Pastor de Ward" authorityYear="2021" box="[241,962,1410,1437]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="sanantoniensis">
<emphasis id="50A43231253DFFFBFF41FA4A550727D1" box="[241,573,1410,1436]" italics="true" pageId="15" pageNumber="478">Mesacanthion sanantoniensis</emphasis>
<bibRefCitation id="064193D2253DFFFBFDF4FA4B54F827D1" author="Lo Russo, V. &amp; Pastor de Ward, C. T." box="[580,962,1410,1437]" pageId="15" pageNumber="478" pagination="17 - 31" refId="ref23478" refString="Lo Russo, V. &amp; Pastor de Ward, C. T. (2021) Three new species of Mesacanthion Filipjev, 1927 (Nematoda: Thoracostomopsidae) from Argentine coasts. European Journal of Taxonomy, 787, 17 - 31. https: // doi. org / 10.5852 / ejt. 2021.787.1611" type="journal article" year="2021">Lo Russo &amp; Pastor de Ward, 2021</bibRefCitation>
</taxonomicName>
(
<collectingRegion id="A01420C1253DFFFBFC61FA4A537127D0" box="[977,1099,1410,1437]" country="Argentina" name="Rio Negro" pageId="15" pageNumber="478">Rio Negro</collectingRegion>
, San Matías Gulf, 
<collectingCountry id="1AC7AEB3253DFFFBFAAAFA4A52B127D1" box="[1306,1419,1410,1436]" name="Argentina" pageId="15" pageNumber="478">Argentina</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FA6E546F278D" blockId="15.[151,1437,150,2013]" box="[199,853,1446,1472]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FA6E57D0278D" bold="true" box="[199,234,1446,1472]" pageId="15" pageNumber="478">34.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FA6E553B278D" authorityName="Warwick" authorityYear="1973" box="[241,513,1446,1472]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="southerni">
<emphasis id="50A43231253DFFFBFF41FA6E553B278D" box="[241,513,1446,1472]" italics="true" pageId="15" pageNumber="478">Mesacanthion southerni</emphasis>
</taxonomicName>
<collectingRegion id="A01420C1253DFFFBFDB8FA6E5555278D" box="[520,623,1446,1472]" country="Bermuda" name="Warwick" pageId="15" pageNumber="478">Warwick</collectingRegion>
, 1973 (Arabian Sea)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FA0254CD27A9" blockId="15.[151,1437,150,2013]" box="[199,1015,1482,1508]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FA0257D027A9" bold="true" box="[199,234,1482,1508]" pageId="15" pageNumber="478">35.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF41FA0255AF27A9" authority="Inglis, 1964" authorityName="Inglis" authorityYear="1964" box="[241,661,1482,1508]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="studiosum">
<emphasis id="50A43231253DFFFBFF41FA02553327A9" box="[241,521,1482,1508]" italics="true" pageId="15" pageNumber="478">Mesacanthion studiosum</emphasis>
<bibRefCitation id="064193D2253DFFFBFDBFFA0255AF27A9" author="Inglis, W. G." box="[527,661,1482,1508]" pageId="15" pageNumber="478" pagination="263 - 376" refId="ref22601" refString="Inglis, W. G. (1964) The marine Enoplida (Nematoda): a comparative study of the head. Bulletin of the British Museum (Natural History), 11 (4), 263 - 376. https: // doi. org / 10.5962 / bhl. part. 4719" type="journal article" year="1964">Inglis, 1964</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFD14FA02540C27A9" box="[676,822,1482,1508]" name="South Africa" pageId="15" pageNumber="478">South Africa</collectingCountry>
, 
<emphasis id="50A43231253DFFFBFCF2FA0254D727A9" box="[834,1005,1482,1508]" italics="true" pageId="15" pageNumber="478">lapsus studiosa</emphasis>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77FA2657C02461" blockId="15.[151,1437,150,2013]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77FA2657D02445" bold="true" box="[199,234,1518,1544]" pageId="15" pageNumber="478">36.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF42FA2653A52445" authority="(Ditlevsen, 1930) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ditlevsen" baseAuthorityYear="1930" box="[242,1183,1518,1545]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="virile">
<emphasis id="50A43231253DFFFBFF42FA2656E92445" box="[242,467,1518,1544]" italics="true" pageId="15" pageNumber="478">Mesacanthion virile</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFE52FA2655AC2445" author="Ditlevsen, H." box="[482,662,1518,1544]" pageId="15" pageNumber="478" pagination="201 - 242" refId="ref21114" refString="Ditlevsen, H. (1930) Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. 52. Marine free-living nematodes from New Zealand. Videnskabelige Meddelelser fra Naturhistorisk Forening, 87, 201 - 242." type="journal article" year="1930">Ditlevsen, 1930</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD16FA2753A52445" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[678,1183,1518,1545]" pageId="15" pageNumber="478" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(Stewarti Island, 
<collectingCountry id="1AC7AEB3253DFFFBFAD7FA2757C92461" name="New Zealand" pageId="15" pageNumber="478">New Zealand</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F9FE55A7241D" blockId="15.[151,1437,150,2013]" box="[199,669,1590,1616]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1F9FE55A7241D" authority="Ditlevsen, 1930" authorityName="Ditlevsen" authorityYear="1930" box="[257,669,1590,1616]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="virilis">
<emphasis id="50A43231253DFFFBFEB1F9FE56DE241D" box="[257,484,1590,1616]" italics="true" pageId="15" pageNumber="478">Enoplolaimus virilis</emphasis>
<bibRefCitation id="064193D2253DFFFBFE5CF9FE55A7241D" author="Ditlevsen, H." box="[492,669,1590,1616]" pageId="15" pageNumber="478" pagination="201 - 242" refId="ref21114" refString="Ditlevsen, H. (1930) Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. 52. Marine free-living nematodes from New Zealand. Videnskabelige Meddelelser fra Naturhistorisk Forening, 87, 201 - 242." type="journal article" year="1930">Ditlevsen, 1930</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F99256C62439" blockId="15.[151,1437,150,2013]" box="[199,508,1626,1652]" pageId="15" pageNumber="478">SPECIES INQUIRENDAE</paragraph>
<paragraph id="626FEE23253DFFFBFF77F9B6538424D5" blockId="15.[151,1437,150,2013]" box="[199,1214,1662,1689]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77F9B657E724D5" bold="true" box="[199,221,1662,1688]" pageId="15" pageNumber="478">1.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53F9B655BD24D4" authority="Wieser, 1959" authorityName="Wieser" authorityYear="1959" box="[227,647,1662,1689]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="arcuatile">
<emphasis id="50A43231253DFFFBFF53F9B656D724D5" box="[227,493,1662,1688]" italics="true" pageId="15" pageNumber="478">Mesacanthion arcuatile</emphasis>
<bibRefCitation id="064193D2253DFFFBFE44F9B655BD24D4" author="Wieser, W." box="[500,647,1662,1689]" pageId="15" pageNumber="478" pagination="1 - 179" refId="ref25740" refString="Wieser, W. (1959) Free-living nematodes and other small invertebrates of Puget Sound beaches. University of Washington Publications in Biology, 19, 1 - 179." type="journal article" year="1959">Wieser, 1959</bibRefCitation>
</taxonomicName>
(Alki Beach, 
<collectingRegion id="A01420C1253DFFFBFC93F9B6549124D5" box="[803,939,1662,1688]" country="United States of America" name="Washington" pageId="15" pageNumber="478">Washington</collectingRegion>
, 
<collectingCountry id="1AC7AEB3253DFFFBFC07F9B654C824D5" box="[951,1010,1662,1688]" name="United States of America" pageId="15" pageNumber="478">USA</collectingCountry>
, 
<emphasis id="50A43231253DFFFBFC4DF9B6538F24D5" box="[1021,1205,1662,1688]" italics="true" pageId="15" pageNumber="478">lapsus arcuatilis</emphasis>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F96A521224F1" blockId="15.[151,1437,150,2013]" box="[199,1320,1698,1725]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77F96A57E724F1" bold="true" box="[199,221,1698,1724]" pageId="15" pageNumber="478">2.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53F96A53B324F1" authority="(Filipjev, 1927) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[227,1161,1698,1725]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="banale">
<emphasis id="50A43231253DFFFBFF53F96A56EF24F1" box="[227,469,1698,1724]" italics="true" pageId="15" pageNumber="478">Mesacanthion banale</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFE53F96A55B824F1" author="Filipjev, I. N." box="[483,642,1698,1724]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD21F96B53B324F1" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[657,1161,1698,1725]" pageId="15" pageNumber="478" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(Barents Sea)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F90E546A24AD" blockId="15.[151,1437,150,2013]" box="[199,848,1734,1760]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1F90E546A24AD" authority="Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" box="[257,848,1734,1760]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="banalis" subGenus="Mesacanthion">
<emphasis id="50A43231253DFFFBFEB1F90E559424AD" box="[257,686,1734,1760]" italics="true" pageId="15" pageNumber="478">Enoplolaimus (Mesacanthion) banalis</emphasis>
<bibRefCitation id="064193D2253DFFFBFD05F90E546A24AD" author="Filipjev, I. N." box="[693,848,1734,1760]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F92254422549" blockId="15.[151,1437,150,2013]" box="[199,888,1770,1797]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77F92257E62549" bold="true" box="[199,220,1770,1796]" pageId="15" pageNumber="478">3.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53F922559C2548" authority="Allgen, 1959" authorityName="Allgen" authorityYear="1959" box="[227,678,1770,1797]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="brachycolle">
<emphasis id="50A43231253DFFFBFF53F92255372549" box="[227,525,1770,1796]" italics="true" pageId="15" pageNumber="478">Mesacanthion brachycolle</emphasis>
<bibRefCitation id="064193D2253DFFFBFDA4F922559C2548" author="Allgen, C. A." box="[532,678,1770,1797]" pageId="15" pageNumber="478" refId="ref19948" refString="Allgen, C. A. (1959) Freeliving marine nematodes. Further zoological results of the Swedish Antarctic expedition, 1901 - 1903 under the direction of Dr. Otto Nordenskjold. Vol. 2. P. A. Norstedt &amp; S ˆ ner, Stockholm, 293 pp." type="book" year="1959">Allgén, 1959</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFD05F922544B2549" box="[693,881,1770,1796]" name="Falkland Islands" pageId="15" pageNumber="478">Falkland Islands</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F8C653182565" blockId="15.[151,1437,150,2013]" box="[199,1058,1806,1832]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77F8C657E72565" bold="true" box="[199,221,1806,1832]" pageId="15" pageNumber="478">4.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53F8C654052565" authority="(Filipjev, 1918) Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" baseAuthorityName="Filipjev" baseAuthorityYear="1918" box="[227,831,1806,1832]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="conicum">
<emphasis id="50A43231253DFFFBFF53F8C656D22565" box="[227,488,1806,1832]" italics="true" pageId="15" pageNumber="478">Mesacanthion conicum</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFE46F8C655AE2565" author="Filipjev, I. N." box="[502,660,1806,1832]" pageId="15" pageNumber="478" pagination="1 - 350" refId="ref21323" refString="Filipjev, I. N. (1918) Free-living marine nematodes of the Sevastopol area. Transactions of the Zoological Laboratory and the Sevastopol Biological Station of the Russian Academy of Sciences, Series 2, 4, 1 - 350." type="journal article" year="1918">Filipjev, 1918</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD14F8C654052565" author="Filipjev, I. N." box="[676,831,1806,1832]" pageId="15" pageNumber="478" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
(Black Sea, 
<collectingCountry id="1AC7AEB3253DFFFBFC7EF8C653202565" box="[974,1050,1806,1832]" name="Russia" pageId="15" pageNumber="478">Russia</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F8FA55A12501" blockId="15.[151,1437,150,2013]" box="[199,667,1842,1868]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1F8FA55A12501" authority="Filipjev, 1918" authorityName="Filipjev" authorityYear="1918" box="[257,667,1842,1868]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="conicus">
<emphasis id="50A43231253DFFFBFEB1F8FA56C32501" box="[257,505,1842,1868]" italics="true" pageId="15" pageNumber="478">Enoplolaimus conicus</emphasis>
<bibRefCitation id="064193D2253DFFFBFDB0F8FA55A12501" author="Filipjev, I. N." box="[512,667,1842,1868]" pageId="15" pageNumber="478" pagination="1 - 350" refId="ref21323" refString="Filipjev, I. N. (1918) Free-living marine nematodes of the Sevastopol area. Transactions of the Zoological Laboratory and the Sevastopol Biological Station of the Russian Academy of Sciences, Series 2, 4, 1 - 350." type="journal article" year="1918">Filipjev, 1918</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F89E5368253D" blockId="15.[151,1437,150,2013]" box="[199,1106,1878,1905]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77F89E57E6253D" bold="true" box="[199,220,1878,1904]" pageId="15" pageNumber="478">5.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53F89E55A4253C" authority="Wieser, 1959" authorityName="Wieser" authorityYear="1959" box="[227,670,1878,1905]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="cricetoides">
<emphasis id="50A43231253DFFFBFF53F89E553E253D" box="[227,516,1878,1904]" italics="true" pageId="15" pageNumber="478">Mesacanthion cricetoides</emphasis>
<bibRefCitation id="064193D2253DFFFBFDBBF89E55A4253C" author="Wieser, W." box="[523,670,1878,1905]" pageId="15" pageNumber="478" pagination="1 - 179" refId="ref25740" refString="Wieser, W. (1959) Free-living nematodes and other small invertebrates of Puget Sound beaches. University of Washington Publications in Biology, 19, 1 - 179." type="journal article" year="1959">Wieser, 1959</bibRefCitation>
</taxonomicName>
(Richmond Beach, 
<collectingRegion id="A01420C1253DFFFBFCCDF89E533F253D" box="[893,1029,1878,1904]" country="United States of America" name="Washington" pageId="15" pageNumber="478">Washington</collectingRegion>
, 
<collectingCountry id="1AC7AEB3253DFFFBFBA0F89E5370253D" box="[1040,1098,1878,1904]" name="United States of America" pageId="15" pageNumber="478">USA</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F8B254FD25D9" blockId="15.[151,1437,150,2013]" box="[199,967,1914,1941]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77F8B257E625D9" bold="true" box="[199,220,1914,1940]" pageId="15" pageNumber="478">6.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53F8B2546825D8" authority="(Allgen, 1935) Wieser, 1953" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1935" box="[227,850,1914,1941]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="donsitarvae">
<emphasis id="50A43231253DFFFBFF53F8B2553725D9" box="[227,525,1914,1940]" italics="true" pageId="15" pageNumber="478">Mesacanthion donsitarvae</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFDACF8B2558B25D8" author="Allgen, C. A." box="[540,689,1914,1941]" pageId="15" pageNumber="478" pagination="47 - 50" refId="ref19754" refString="Allgen, C. A. (1935) Zur Kenntnis norwegischer Nematoden. V. Weitere neue oder wenig 654 bekannte freilebende marine Nematoden aus der Strandzone bei Tarva. Det Konglige 655 Norske Videnskabers Selskab Forhandlinger, 8 (15), 47 - 50." type="journal article" year="1935">Allgén, 1935</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD0FF8B2546825D8" author="Wieser, W." box="[703,850,1914,1941]" pageId="15" pageNumber="478" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFCD1F8B2548525D9" box="[865,959,1914,1940]" name="Norway" pageId="15" pageNumber="478">Norway</collectingCountry>
)
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F85655FB25F4" blockId="15.[151,1437,150,2013]" box="[199,705,1950,1977]" pageId="15" pageNumber="478">
Syn. 
<taxonomicName id="A5D095A0253DFFFBFEB1F85655FB25F4" authority="Allgen, 1935" authorityName="Allgen" authorityYear="1935" box="[257,705,1950,1977]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="donsitarvae">
<emphasis id="50A43231253DFFFBFEB1F856551D25F5" box="[257,551,1950,1976]" italics="true" pageId="15" pageNumber="478">Enoplolaimus donsitarvae</emphasis>
<bibRefCitation id="064193D2253DFFFBFD9FF85655FB25F4" author="Allgen, C. A." box="[559,705,1950,1977]" pageId="15" pageNumber="478" pagination="47 - 50" refId="ref19754" refString="Allgen, C. A. (1935) Zur Kenntnis norwegischer Nematoden. V. Weitere neue oder wenig 654 bekannte freilebende marine Nematoden aus der Strandzone bei Tarva. Det Konglige 655 Norske Videnskabers Selskab Forhandlinger, 8 (15), 47 - 50." type="journal article" year="1935">Allgén, 1935</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE23253DFFFBFF77F80A536A2591" blockId="15.[151,1437,150,2013]" box="[199,1104,1986,2013]" pageId="15" pageNumber="478">
<emphasis id="50A43231253DFFFBFF77F80A57E72591" bold="true" box="[199,221,1986,2012]" pageId="15" pageNumber="478">7.</emphasis>
<taxonomicName id="A5D095A0253DFFFBFF53F80A54492590" authority="(Allgen, 1930) Wieser, 1953" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1930" box="[227,883,1986,2013]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="15" pageNumber="478" phylum="Nematoda" rank="species" species="gracilisetosum">
<emphasis id="50A43231253DFFFBFF53F80A55142591" box="[227,558,1986,2012]" italics="true" pageId="15" pageNumber="478">Mesacanthion gracilisetosum</emphasis>
(
<bibRefCitation id="064193D2253DFFFBFD8DF80A55EB2591" author="Allgen, C. A." box="[573,721,1986,2012]" pageId="15" pageNumber="478" pagination="189 - 191" refId="ref19622" refString="Allgen, C. A. (1930) Uber eine neue Art des Genus Enoplolaimus de Man, Enoplolaimus gracilisetosus von der Macquarieinsel. Zoologischer Anzeiger, 92, 189 - 191." type="journal article" year="1930">Allgén, 1930</bibRefCitation>
) 
<bibRefCitation id="064193D2253DFFFBFD50F80A54492590" author="Wieser, W." box="[736,883,1986,2013]" pageId="15" pageNumber="478" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(
<collectingCountry id="1AC7AEB3253DFFFBFC31F80A53722591" box="[897,1096,1986,2012]" name="Australia" pageId="15" pageNumber="478">Macquarie Island</collectingCountry>
)
</paragraph>
<paragraph id="626FEE232522FFE4FF77FF5F55E222FC" blockId="16.[199,1433,151,645]" box="[199,728,151,177]" pageId="16" pageNumber="479">
Syn. 
<taxonomicName id="A5D095A02522FFE4FEB1FF5F55E222FC" authority="Allgen, 1930" authorityName="Allgen" authorityYear="1930" box="[257,728,151,177]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="gracilisetosus">
<emphasis id="50A432312522FFE4FEB1FF5F550522FC" box="[257,575,151,177]" italics="true" pageId="16" pageNumber="479">Enoplolaimus gracilisetosus</emphasis>
<bibRefCitation id="064193D22522FFE4FDF6FF5F55E222FC" author="Allgen, C. A." box="[582,728,151,177]" pageId="16" pageNumber="479" pagination="189 - 191" refId="ref19622" refString="Allgen, C. A. (1930) Uber eine neue Art des Genus Enoplolaimus de Man, Enoplolaimus gracilisetosus von der Macquarieinsel. Zoologischer Anzeiger, 92, 189 - 191." type="journal article" year="1930">Allgén, 1930</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE232522FFE4FF77FF7253152298" blockId="16.[199,1433,151,645]" box="[199,1071,186,213]" pageId="16" pageNumber="479">
<emphasis id="50A432312522FFE4FF77FF7257E62299" bold="true" box="[199,220,186,212]" pageId="16" pageNumber="479">8.</emphasis>
<taxonomicName id="A5D095A02522FFE4FF53FF7354762298" authority="(Allgen, 1951) Wieser, 1953" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1951" box="[227,844,186,213]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="hawaiiense">
<emphasis id="50A432312522FFE4FF53FF73553D2298" box="[227,519,187,213]" italics="true" pageId="16" pageNumber="479">Mesacanthion hawaiiense</emphasis>
(
<bibRefCitation id="064193D22522FFE4FDA6FF7355902298" author="Allgen, C. A." box="[534,682,186,213]" pageId="16" pageNumber="479" pagination="263 - 411" refId="ref19903" refString="Allgen, C. A. (1951) Pacific Freeliving Marine Nematodes. (Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. LXXVI). Videnskabelige Meddelelser fra Dansk Naturhistorisk Forening Kebenhavn, 113, 263 - 411." type="journal article" year="1951">Allgén, 1951</bibRefCitation>
) 
<bibRefCitation id="064193D22522FFE4FD09FF7354762298" author="Wieser, W." box="[697,844,186,213]" pageId="16" pageNumber="479" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(Honolulu, 
<collectingRegion id="A01420C12522FFE4FC64FF73531D2298" box="[980,1063,187,213]" country="United States of America" name="Hawaii" pageId="16" pageNumber="479">Hawaii</collectingRegion>
)
</paragraph>
<paragraph id="626FEE232522FFE4FF77FF1755FB22B4" blockId="16.[199,1433,151,645]" box="[199,705,222,249]" pageId="16" pageNumber="479">
Syn. 
<taxonomicName id="A5D095A02522FFE4FEB1FF1755FB22B4" authority="Allgen, 1951" authorityName="Allgen" authorityYear="1951" box="[257,705,222,249]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="hawaiiensis">
<emphasis id="50A432312522FFE4FEB1FF17551D22B4" box="[257,551,223,249]" italics="true" pageId="16" pageNumber="479">Enoplolaimus hawaiiensis</emphasis>
<bibRefCitation id="064193D22522FFE4FD9FFF1755FB22B4" author="Allgen, C. A." box="[559,705,222,249]" pageId="16" pageNumber="479" pagination="263 - 411" refId="ref19903" refString="Allgen, C. A. (1951) Pacific Freeliving Marine Nematodes. (Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16. LXXVI). Videnskabelige Meddelelser fra Dansk Naturhistorisk Forening Kebenhavn, 113, 263 - 411." type="journal article" year="1951">Allgén, 1951</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE232522FFE4FF77FECA52282350" blockId="16.[199,1433,151,645]" box="[199,1298,258,285]" pageId="16" pageNumber="479">
<emphasis id="50A432312522FFE4FF77FECA57E62351" bold="true" box="[199,220,258,284]" pageId="16" pageNumber="479">9.</emphasis>
<taxonomicName id="A5D095A02522FFE4FF53FECB53A92350" authority="(Filipjev, 1927) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Filipjev" baseAuthorityYear="1927" box="[227,1171,259,285]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="karense">
<emphasis id="50A432312522FFE4FF53FECB56E52350" box="[227,479,259,285]" italics="true" pageId="16" pageNumber="479">Mesacanthion karense</emphasis>
(
<bibRefCitation id="064193D22522FFE4FE5DFECB55B12350" author="Filipjev, I. N." box="[493,651,259,285]" pageId="16" pageNumber="479" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
) 
<bibRefCitation id="064193D22522FFE4FD2BFECB53A92350" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[667,1171,259,285]" pageId="16" pageNumber="479" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(Kara Sea)
</paragraph>
<paragraph id="626FEE232522FFE4FF77FEEF5460230C" blockId="16.[199,1433,151,645]" box="[199,858,295,321]" pageId="16" pageNumber="479">
Syn. 
<taxonomicName id="A5D095A02522FFE4FEB1FEEF5460230C" authority="Filipjev, 1927" authorityName="Filipjev" authorityYear="1927" box="[257,858,295,321]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="karensis" subGenus="Mesacanthion">
<emphasis id="50A432312522FFE4FEB1FEEF5582230C" box="[257,696,295,321]" italics="true" pageId="16" pageNumber="479">Enoplolaimus (Mesacanthion) karensis</emphasis>
<bibRefCitation id="064193D22522FFE4FD0FFEEF5460230C" author="Filipjev, I. N." box="[703,858,295,321]" pageId="16" pageNumber="479" pagination="1 - 216" refId="ref21409" refString="Filipjev, I. N. (1927) Les nematodes libres des mers septentrionales appartenant a la famille des Enoplidae. Archiv fur Naturgeschichte, Abteilung A, Original-Arbeiten, 1 - 216." type="book chapter" year="1927">Filipjev, 1927</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE232522FFE4FF77FE82538E2328" blockId="16.[199,1433,151,645]" box="[199,1204,330,357]" pageId="16" pageNumber="479">
<emphasis id="50A432312522FFE4FF77FE8257D02329" bold="true" box="[199,234,330,356]" pageId="16" pageNumber="479">10.</emphasis>
<taxonomicName id="A5D095A02522FFE4FF41FE8354712328" authority="(Allgen, 1947) Wieser, 1953" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1947" box="[241,843,330,357]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="pacificum">
<emphasis id="50A432312522FFE4FF41FE83553F2328" box="[241,517,331,357]" italics="true" pageId="16" pageNumber="479">Mesacanthion pacificum</emphasis>
(
<bibRefCitation id="064193D22522FFE4FDA4FE8355932328" author="Allgen, C. A." box="[532,681,331,357]" pageId="16" pageNumber="479" pagination="65 - 219" refId="ref19862" refString="Allgen, C. A. (1947) West American nematodes (Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16). Meddeleiser fra Dansk naturhisforisk Forening i KjObenhavn, 110, 65 - 219." type="journal article" year="1947">Allgén, 1947</bibRefCitation>
) 
<bibRefCitation id="064193D22522FFE4FD08FE8354712328" author="Wieser, W." box="[696,843,330,357]" pageId="16" pageNumber="479" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(Gulf of 
<collectingCountry id="1AC7AEB32522FFE4FC04FE83532A2328" box="[948,1040,331,357]" name="Panama" pageId="16" pageNumber="479">Panama</collectingCountry>
, Perlas Island)
</paragraph>
<paragraph id="626FEE232522FFE4FF77FEA7559823C4" blockId="16.[199,1433,151,645]" box="[199,674,367,393]" pageId="16" pageNumber="479">
Syn. 
<taxonomicName id="A5D095A02522FFE4FEB1FEA7559823C4" authority="Allgen, 1947" authorityName="Allgen" authorityYear="1947" box="[257,674,367,393]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="pacificus">
<emphasis id="50A432312522FFE4FEB1FEA7553223C4" box="[257,520,367,393]" italics="true" pageId="16" pageNumber="479">Enoplolaimus pacificus</emphasis>
<bibRefCitation id="064193D22522FFE4FDBFFEA7559823C4" author="Allgen, C. A." box="[527,674,367,393]" pageId="16" pageNumber="479" pagination="65 - 219" refId="ref19862" refString="Allgen, C. A. (1947) West American nematodes (Papers from Dr. Th. Mortensen's Pacific Expedition 1914 - 16). Meddeleiser fra Dansk naturhisforisk Forening i KjObenhavn, 110, 65 - 219." type="journal article" year="1947">Allgén, 1947</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE232522FFE4FF77FE5A520023E0" blockId="16.[199,1433,151,645]" box="[199,1338,402,429]" pageId="16" pageNumber="479">
<emphasis id="50A432312522FFE4FF77FE5A57D223E1" bold="true" box="[199,232,402,428]" pageId="16" pageNumber="479">11.</emphasis>
<taxonomicName id="A5D095A02522FFE4FF40FE5B544223E0" authority="(Allgen, 1932) Wieser, 1953" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1932" box="[240,888,402,429]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="paradentatum">
<emphasis id="50A432312522FFE4FF40FE5B550823E0" box="[240,562,403,429]" italics="true" pageId="16" pageNumber="479">Mesacanthion paradentatum</emphasis>
(
<bibRefCitation id="064193D22522FFE4FDF1FE5B55EC23E0" author="Allgen, C. A." box="[577,726,403,429]" pageId="16" pageNumber="479" pagination="97 - 198" refId="ref19656" refString="Allgen, C. A. (1932) Weitere Beitrage zur Kenntnis der marinen Nematodenfauna der Campbellinsel. Nyt Magazin for Naturvidenskaberne, 70, 97 - 198." type="journal article" year="1932">Allgén, 1932</bibRefCitation>
) 
<bibRefCitation id="064193D22522FFE4FD55FE5B544223E0" author="Wieser, W." box="[741,888,402,429]" pageId="16" pageNumber="479" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(Campbell Island, 
<emphasis id="50A432312522FFE4FBFEFE5B520B23E0" box="[1102,1329,403,429]" italics="true" pageId="16" pageNumber="479">
lapsus 
<taxonomicName id="A5D095A02522FFE4FB2DFE5B520B23E0" authorityName="Allgen" authorityYear="1932" box="[1181,1329,403,429]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="paradentatus">paradentatus</taxonomicName>
</emphasis>
)
</paragraph>
<paragraph id="626FEE232522FFE4FF77FE7F55EA239C" blockId="16.[199,1433,151,645]" box="[199,720,439,465]" pageId="16" pageNumber="479">
Syn. 
<taxonomicName id="A5D095A02522FFE4FEB1FE7F55EA239C" authority="Allgen, 1932" authorityName="Allgen" authorityYear="1932" box="[257,720,439,465]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="paradentatus">
<emphasis id="50A432312522FFE4FEB1FE7F550D239C" box="[257,567,439,465]" italics="true" pageId="16" pageNumber="479">Enoplolaimus paradentatus</emphasis>
<bibRefCitation id="064193D22522FFE4FD8EFE7F55EA239C" author="Allgen, C. A." box="[574,720,439,465]" pageId="16" pageNumber="479" pagination="97 - 198" refId="ref19656" refString="Allgen, C. A. (1932) Weitere Beitrage zur Kenntnis der marinen Nematodenfauna der Campbellinsel. Nyt Magazin for Naturvidenskaberne, 70, 97 - 198." type="journal article" year="1932">Allgén, 1932</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE232522FFE4FF77FE12538A23B8" blockId="16.[199,1433,151,645]" box="[199,1200,474,501]" pageId="16" pageNumber="479">
<emphasis id="50A432312522FFE4FF77FE1257D023B9" bold="true" box="[199,234,474,500]" pageId="16" pageNumber="479">12.</emphasis>
<taxonomicName id="A5D095A02522FFE4FF41FE13546D23B8" authority="(Allgen, 1929) Wieser, 1953" authorityName="Wieser" authorityYear="1953" baseAuthorityName="Allgen" baseAuthorityYear="1929" box="[241,855,474,501]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="primitivum">
<emphasis id="50A432312522FFE4FF41FE13552823B9" box="[241,530,475,501]" italics="true" pageId="16" pageNumber="479">Mesacanthion primitivum</emphasis>
(
<bibRefCitation id="064193D22522FFE4FD91FE13558F23B8" author="Allgen, C. A." box="[545,693,475,501]" pageId="16" pageNumber="479" pagination="1 - 52" refId="ref19583" refString="Allgen, C. A. (1929) Freilebende marine Nematoden aus den Umgebungen der Staatlichen Zoologischen Station Kristineberg an der Westk ¸ ste Schwedens. Capita Zoologica, 2 (8), 1 - 52." type="journal article" year="1929">Allgén, 1929</bibRefCitation>
) 
<bibRefCitation id="064193D22522FFE4FD74FE13546D23B8" author="Wieser, W." box="[708,855,474,501]" pageId="16" pageNumber="479" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(Skagerrak, 
<emphasis id="50A432312522FFE4FC57FE13539D23B9" box="[999,1191,475,501]" italics="true" pageId="16" pageNumber="479">
lapsus 
<taxonomicName id="A5D095A02522FFE4FB85FE13539D23B9" authorityName="Allgen" authorityYear="1929" box="[1077,1191,475,500]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="primitivus">primitivus</taxonomicName>
</emphasis>
)
</paragraph>
<paragraph id="626FEE232522FFE4FF77FE3755942054" blockId="16.[199,1433,151,645]" box="[199,686,511,537]" pageId="16" pageNumber="479">
Syn. 
<taxonomicName id="A5D095A02522FFE4FEB1FE3755942054" authority="Allgen, 1929" authorityName="Allgen" authorityYear="1929" box="[257,686,511,537]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="primitivus">
<emphasis id="50A432312522FFE4FEB1FE37552F2055" box="[257,533,511,537]" italics="true" pageId="16" pageNumber="479">Enoplolaimus primitivus</emphasis>
<bibRefCitation id="064193D22522FFE4FDACFE3755942054" author="Allgen, C. A." box="[540,686,511,537]" pageId="16" pageNumber="479" pagination="1 - 52" refId="ref19583" refString="Allgen, C. A. (1929) Freilebende marine Nematoden aus den Umgebungen der Staatlichen Zoologischen Station Kristineberg an der Westk ¸ ste Schwedens. Capita Zoologica, 2 (8), 1 - 52." type="journal article" year="1929">Allgén, 1929</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE232522FFE4FF77FDEA52A32070" blockId="16.[199,1433,151,645]" box="[199,1433,546,573]" pageId="16" pageNumber="479">
<emphasis id="50A432312522FFE4FF77FDEA57D12071" bold="true" box="[199,235,546,572]" pageId="16" pageNumber="479">13.</emphasis>
<taxonomicName id="A5D095A02522FFE4FF41FDEB52362070" authority="(Ssaweljev, 1912) De Coninck &amp; Schuurmans Stekhoven, 1933" authorityName="De Coninck &amp; Schuurmans Stekhoven" authorityYear="1933" baseAuthorityName="Ssaweljev" baseAuthorityYear="1912" box="[241,1292,547,573]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="tenuicaudatum">
<emphasis id="50A432312522FFE4FF41FDEB55072070" box="[241,573,547,573]" italics="true" pageId="16" pageNumber="479">Mesacanthion tenuicaudatum</emphasis>
(
<bibRefCitation id="064193D22522FFE4FDFCFDEB543E2070" author="Ssaweljev, S." box="[588,772,547,573]" pageId="16" pageNumber="479" pagination="108 - 126" refId="ref25187" refString="Ssaweljev, S. (1912) Zur Kenntnis der freilebenden Nematoden des Kolafjords und des Relictensee Mogilnoje. Travaux de la Societe (Imperiales) des Naturalistes de Saint-Petersbourg, 43, 108 - 126." type="journal article" year="1912">Ssaweljev, 1912</bibRefCitation>
) 
<bibRefCitation id="064193D22522FFE4FCA4FDEB52362070" author="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H." box="[788,1292,547,573]" pageId="16" pageNumber="479" pagination="3 - 163" refId="ref20775" refString="De Coninck, L. A. &amp; Schuurmans Stekhoven, J. H. (1933) The freeliving marine nemas of the Belgian Coast. II With general remarks on the structure and the system of nemas. Memoires Institut Royal Des Sciences Naturelles de Belgique, 58, 3 - 163." type="journal article" year="1933">De Coninck &amp; Schuurmans Stekhoven, 1933</bibRefCitation>
</taxonomicName>
(White Sea)
</paragraph>
<paragraph id="626FEE232522FFE4FF77FD8F55C7202C" blockId="16.[199,1433,151,645]" box="[199,765,583,609]" pageId="16" pageNumber="479">
Syn. 
<taxonomicName id="A5D095A02522FFE4FEB1FD8F55C7202C" authority="Ssaweljev, 1912" authorityName="Ssaweljev" authorityYear="1912" box="[257,765,583,609]" class="Enoplea" family="Thoracostomopsidae" genus="Enoplolaimus" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="tenuicaudatus">
<emphasis id="50A432312522FFE4FEB1FD8F557A202C" box="[257,576,583,609]" italics="true" pageId="16" pageNumber="479">Enoplolaimus tenuicaudatus</emphasis>
<bibRefCitation id="064193D22522FFE4FDF7FD8F55C7202C" author="Ssaweljev, S." box="[583,765,583,609]" pageId="16" pageNumber="479" pagination="108 - 126" refId="ref25187" refString="Ssaweljev, S. (1912) Zur Kenntnis der freilebenden Nematoden des Kolafjords und des Relictensee Mogilnoje. Travaux de la Societe (Imperiales) des Naturalistes de Saint-Petersbourg, 43, 108 - 126." type="journal article" year="1912">Ssaweljev, 1912</bibRefCitation>
</taxonomicName>
</paragraph>
<paragraph id="626FEE232522FFE4FF77FDA253B220C8" blockId="16.[199,1433,151,645]" box="[199,1160,618,645]" pageId="16" pageNumber="479">
<emphasis id="50A432312522FFE4FF77FDA257D020C9" bold="true" box="[199,234,618,644]" pageId="16" pageNumber="479">14.</emphasis>
<taxonomicName id="A5D095A02522FFE4FF41FDA3559320C8" authority="Wieser, 1953" authorityName="Wieser" authorityYear="1953" box="[241,681,618,645]" class="Enoplea" family="Thoracostomopsidae" genus="Mesacanthion" kingdom="Animalia" order="Enoplida" pageId="16" pageNumber="479" phylum="Nematoda" rank="species" species="ungulatum">
<emphasis id="50A432312522FFE4FF41FDA3553520C8" box="[241,527,619,645]" italics="true" pageId="16" pageNumber="479">Mesacanthion ungulatum</emphasis>
<bibRefCitation id="064193D22522FFE4FDA6FDA3559320C8" author="Wieser, W." box="[534,681,618,645]" pageId="16" pageNumber="479" pagination="1 - 155" refId="ref25709" refString="Wieser, W. (1953) Free-living marine nematodes. I. Enoploidea. Chile reports 10. Lund. Univ. Arsskrift, 49, 1 - 155." type="journal article" year="1953">Wieser, 1953</bibRefCitation>
</taxonomicName>
(Seno Reloncavi, 
<collectingCountry id="1AC7AEB32522FFE4FCC8FDA3548D20C8" box="[888,951,619,645]" name="Chile" pageId="16" pageNumber="479">Chile</collectingCountry>
, 
<emphasis id="50A432312522FFE4FC72FDA3534520C8" box="[962,1151,619,645]" italics="true" pageId="16" pageNumber="479">lapsus ungulatus</emphasis>
)
</paragraph>
</subSubSection>
</treatment>
</document>