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; 1910: 70.
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Capa
<emphasis id="B964EA9BF53F8E61FE3DFE184CA420A9" box="[398,445,436,460]" italics="true" pageId="5" pageNumber="516">et al.</emphasis>
2012: 240
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(adapted from
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Capa
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2012
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). — Cylindrical body. Prostomium and peristomium fused forming head. Nuchal organs absent. Mouth terminal or shifted ventrally. Anterior region with one to three uniramous segments, followed by biramous segments. Notopodial chaetae emerging from body wall, capillaries resembling small imbricate scales, smooth acicular chaetae. Tori with irregular rows of bidentate uncini. Parapodial branchiae or cirri absent. Thinsecreted layer tube encrusted with foreign objects. Distinct mitraria larvae. Presence of inter-epidermal nerve cord.
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<emphasis id="B964EA9BF53F8E61FE9BFD454C6A239A" box="[296,371,744,767]" italics="true" pageId="5" pageNumber="516">Owenia</emphasis>
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.
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described the first oweniid genus and species,
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<emphasis id="B964EA9BF53F8E61FF6EFCD84C8522EA" box="[221,412,885,911]" italics="true" pageId="5" pageNumber="516">Owenia fusiformis</emphasis>
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.
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was proposed in honor of the illustrious British zoologist and paleontologist Richard Owen; whereas the specific epithet refers to the tapered (“fusiform”) shape of the worm tube. It seems that the name
<taxonomicName id="4C104D0AF53F8E61FE92FC584C6A256A" authorityName="Delle Chiaje" authorityYear="1844" box="[289,371,1013,1039]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FE92FC584C6A256A" box="[289,371,1013,1039]" italics="true" pageId="5" pageNumber="516">Owenia</emphasis>
</taxonomicName>
was popular during the 19th century because four other homonymous genera were later proposed in molluscs (
<taxonomicName id="4C104D0AF53F8E61FEA0FB984F1C252B" authority="Prosch, 1847" authorityName="Prosch" authorityYear="1847" box="[275,517,1076,1103]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FEA0FB984C7E252A" box="[275,359,1077,1103]" italics="true" pageId="5" pageNumber="516">Owenia</emphasis>
<bibRefCitation id="EF814B78F53F8E61FEC3FB994F1C252B" author="PROSCH" box="[368,517,1076,1102]" pageId="5" pageNumber="516" pagination="53 - 72" refId="ref13081" refString="PROSCH 1847. - Nogle nye Cephalopoder, beskrevne og anatomisk undersogte. Det Kongelige Danske videnskabernes selskabs skrifter. Naturvidenskabelig og mathematisk afdeling (5) 1: 53 - 72." type="journal article" year="1847">Prosch, 1847</bibRefCitation>
</taxonomicName>
), ctenophores (
<taxonomicName id="4C104D0AF53F8E61FD01FB984C3C250A" authority="Kolliker, 1853" authorityName="Kolliker" authorityYear="1853" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FD01FB984E1F252A" box="[690,774,1077,1103]" italics="true" pageId="5" pageNumber="516">Owenia</emphasis>
<bibRefCitation id="EF814B78F53F8E61FF37FBF94C3C250A" author="KOLLIKER A." box="[132,293,1108,1135]" pageId="5" pageNumber="516" pagination="299 - 370" refId="ref12501" refString="KOLLIKER A. 1853. - Bericht iiber einige im Herbst 1852 in Messina angestellte vergleichend-anatomische Untersuchungen. Zeitschrift fur wissenschaftliche Zoologie II, 4: 299 - 370." type="journal article" year="1853">Kölliker, 1853</bibRefCitation>
</taxonomicName>
), birds (
<taxonomicName id="4C104D0AF53F8E61FE30FBF84F43250A" authority="Gray, 1855" authorityName="Gray" authorityYear="1855" box="[387,602,1108,1135]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FE30FBF84CCF250A" box="[387,470,1109,1135]" italics="true" pageId="5" pageNumber="516">Owenia</emphasis>
<bibRefCitation id="EF814B78F53F8E61FE6CFBF94F43250A" author="GRAY G. R." box="[479,602,1108,1135]" pageId="5" pageNumber="516" refId="ref11530" refString="GRAY G. R. 1855. - Catalogue of the genera and subgenera of birds contained in the British Museum. In Catalogue of the genera and subgenera of birds contained in the British Museum. https: // doi. org / 10.5962 / bhl. title. 17986" type="book" year="1855">Gray, 1855</bibRefCitation>
</taxonomicName>
) and mammals (
<taxonomicName id="4C104D0AF53F8E61FF3DFBD94C9A25EB" authority="De Vis, 1888" authorityName="De Vis" authorityYear="1888" box="[142,387,1140,1167]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FF3DFBD94DFB25EB" box="[142,226,1140,1166]" italics="true" pageId="5" pageNumber="516">Owenia</emphasis>
<bibRefCitation id="EF814B78F53F8E61FF58FBD84C9A25EB" author="DE VIS C. W." box="[235,387,1140,1167]" pageId="5" pageNumber="516" refId="ref10913" refString="DE VIS C. W. 1888. - Index to the genera and species of fossil mammalia described from Australia and New Guinea between 1838 and 1968 (including citations of type species and primary type specimens). Western Australian Museum Special Publication 6, 250 p .." type="book" year="1888">De Vis, 1888</bibRefCitation>
</taxonomicName>
) (see
<bibRefCitation id="EF814B78F53F8E61FE7BFBD94F5F25EB" author="RIOJA E." box="[456,582,1140,1166]" pageId="5" pageNumber="516" refId="ref13261" refString="RIOJA E. 1917. - Datos para le conocimiento de la fauna de Anelidos Poliquetos del Cantabrico. Trabajos del Museo nacional de ciencias naturales. Series Zoologica 29: 40 p. http: // www. biodiversitylibrary. org / page / 13732737" type="book" year="1917">Rioja 1917</bibRefCitation>
), although Delle Chiajes name prevails currently, according to the Principle of Priority (ICZN 1999, art. 23.4).
</paragraph>
<paragraph id="8BAF3689F53F8E61FF28FB794C5A2609" blockId="5.[130,776,822,2028]" pageId="5" pageNumber="516">
In 1846,
<bibRefCitation id="EF814B78F53F8E61FF4DFB794C8C258B" author="GRUBE A. E." box="[254,405,1236,1262]" pageId="5" pageNumber="516" pagination="161 - 171" refId="ref11581" refString="GRUBE A. E. 1846. - Beschreibung neuer oder wenig bekannter Anneliden. Zweiter Beitrag: Corephorus elegans Gr., Ammochares Ottonis Gr., Dasymallus caducus Gr., Scalis minax Gr. Archiv fur Naturgeschichte, Berlin 12: 161 - 171." type="book chapter" year="1846">Grube (1846)</bibRefCitation>
established the genus
<taxonomicName id="4C104D0AF53F8E61FD30FB794C0A2468" authority="Grube, 1846" authorityName="Grube" authorityYear="1846" class="Polychaeta" family="Oweniidae" genus="Ammochares" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FD30FB794E11258B" box="[643,776,1236,1262]" italics="true" pageId="5" pageNumber="516">Ammochares</emphasis>
<bibRefCitation id="EF814B78F53F8E61FF37FB5E4C0A2468" author="GRUBE A. E." box="[132,275,1267,1293]" pageId="5" pageNumber="516" pagination="161 - 171" refId="ref11581" refString="GRUBE A. E. 1846. - Beschreibung neuer oder wenig bekannter Anneliden. Zweiter Beitrag: Corephorus elegans Gr., Ammochares Ottonis Gr., Dasymallus caducus Gr., Scalis minax Gr. Archiv fur Naturgeschichte, Berlin 12: 161 - 171." type="book chapter" year="1846">Grube, 1846</bibRefCitation>
</taxonomicName>
comprising a single species,
<taxonomicName id="4C104D0AF53F8E61FDFEFB594DA62448" authority="Grube, 1846" authorityName="Grube" authorityYear="1846" class="Polychaeta" family="Oweniidae" genus="Ammochares" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="species" species="ottonis">
<emphasis id="B964EA9BF53F8E61FDFEFB594FA82468" box="[589,689,1268,1294]" italics="true" pageId="5" pageNumber="516">A. ottonis</emphasis>
<bibRefCitation id="EF814B78F53F8E61FD0BFB5E4DA62448" author="GRUBE A. E." pageId="5" pageNumber="516" pagination="161 - 171" refId="ref11581" refString="GRUBE A. E. 1846. - Beschreibung neuer oder wenig bekannter Anneliden. Zweiter Beitrag: Corephorus elegans Gr., Ammochares Ottonis Gr., Dasymallus caducus Gr., Scalis minax Gr. Archiv fur Naturgeschichte, Berlin 12: 161 - 171." type="book chapter" year="1846">Grube, 1846</bibRefCitation>
</taxonomicName>
. Subsequently,
<bibRefCitation id="EF814B78F53F8E61FED2FABE4F3B2448" author="MALMGREN A." box="[353,546,1299,1325]" pageId="5" pageNumber="516" refId="ref12578" refString="MALMGREN A. 1867. - Annulata Polychaeta Spetsbergiae, Groenlandiae, Islandiae et Scandinaviae. In Hactenus Cognita. Ex Officina Frenckelliana 1867. https: // doi. org / 10.5962 / bhl. title. 13358" type="journal volume" year="1867">Malmgren (1867)</bibRefCitation>
created the new family
<taxonomicName id="4C104D0AF53F8E61FF15FA9E4C4C2428" authorityName="Malmgren" authorityYear="1867" box="[166,341,1331,1357]" class="Polychaeta" family="Ammocharidae" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Sabellida" pageId="5" pageNumber="516" phylum="Annelida" rank="family">Ammocharidae</taxonomicName>
, designating
<taxonomicName id="4C104D0AF53F8E61FE56FA9E4F752428" authorityName="Grube" authorityYear="1846" box="[485,620,1331,1357]" class="Polychaeta" family="Oweniidae" genus="Ammochares" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FE56FA9E4F752428" box="[485,620,1331,1357]" italics="true" pageId="5" pageNumber="516">Ammochares</emphasis>
</taxonomicName>
as the generic
<typeStatus id="54AB882BF53F8E61FF30FAF94DAA240B" box="[131,179,1364,1390]" pageId="5" pageNumber="516">type</typeStatus>
name.
<taxonomicName id="4C104D0AF53F8E61FEB0FAFE4F212408" authority="Malmgren, 1867" authorityName="Malmgren" authorityYear="1867" box="[259,568,1363,1389]" class="Polychaeta" family="Oweniidae" genus="Myriochele" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FEB0FAFE4C6E2408" box="[259,375,1363,1389]" italics="true" pageId="5" pageNumber="516">Myriochele</emphasis>
<bibRefCitation id="EF814B78F53F8E61FECFFAFE4F212408" author="MALMGREN A." box="[380,568,1363,1389]" pageId="5" pageNumber="516" refId="ref12578" refString="MALMGREN A. 1867. - Annulata Polychaeta Spetsbergiae, Groenlandiae, Islandiae et Scandinaviae. In Hactenus Cognita. Ex Officina Frenckelliana 1867. https: // doi. org / 10.5962 / bhl. title. 13358" type="journal volume" year="1867">Malmgren, 1867</bibRefCitation>
</taxonomicName>
was later inducted into the family.
<bibRefCitation id="EF814B78F53F8E61FE99FADE4CCA24E8" author="KINBERG J. G. H." box="[298,467,1395,1421]" pageId="5" pageNumber="516" pagination="337 - 357" refId="ref12207" refString="KINBERG J. G. H. 1867. - Annulata nova. Ofversigt af Koniglich Vetenskapsakademiens forhandlingar 23: 337 - 357. https: // www. biodiversitylibrary. org / page / 32289129" type="journal article" year="1867">Kinberg (1867)</bibRefCitation>
subsequently acknowledged
<taxonomicName id="4C104D0AF53F8E61FF31FA3E4C3424C8" authorityName="Malmgren" authorityYear="1867" box="[130,301,1427,1453]" class="Polychaeta" family="Ammocharidae" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Sabellida" pageId="5" pageNumber="516" phylum="Annelida" rank="family">Ammocharidae</taxonomicName>
without referencing Malmgren.
<bibRefCitation id="EF814B78F53F8E61FD27FA3E4DD424A8" author="CLAPAREDE E." pageId="5" pageNumber="516" pagination="313 - 584" refId="ref10807" refString="CLAPAREDE E. 1868. - Les Annelides Chetopodes du Golfe de Naples. Memoires de la Societe de Physique et d'histoire naturelle de Geneve 19 (2): 313 - 584. https: // www. biodiversitylibrary. org / page / 48090492" type="journal article" year="1868">Claparède (1868)</bibRefCitation>
suggested
<taxonomicName id="4C104D0AF53F8E61FE8CFA1E4CB824A8" authorityName="Grube" authorityYear="1846" box="[319,417,1459,1485]" class="Polychaeta" family="Oweniidae" genus="Ammochares" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="species" species="ottonis">
<emphasis id="B964EA9BF53F8E61FE8CFA1E4CB824A8" box="[319,417,1459,1485]" italics="true" pageId="5" pageNumber="516">A. ottonis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C104D0AF53F8E61FE67FA1E4F4324A8" authorityName="Delle Chiaje" authorityYear="1844" box="[468,602,1459,1485]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="species" species="fusiformis">
<emphasis id="B964EA9BF53F8E61FE67FA1E4F4324A8" box="[468,602,1459,1485]" italics="true" pageId="5" pageNumber="516">O. fusiformis</emphasis>
</taxonomicName>
, both described from the Mediterranean Sea, as the same species, hence rendering
<taxonomicName id="4C104D0AF53F8E61FF48FA5E4C9D2768" authorityName="Grube" authorityYear="1846" box="[251,388,1523,1549]" class="Polychaeta" family="Oweniidae" genus="Ammochares" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FF48FA5E4C9D2768" box="[251,388,1523,1549]" italics="true" pageId="5" pageNumber="516">Ammochares</emphasis>
</taxonomicName>
synonymous with
<taxonomicName id="4C104D0AF53F8E61FDD0FA5E4FA32768" authorityName="De Vis" authorityYear="1888" box="[611,698,1523,1549]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF53F8E61FDD0FA5E4FA32768" box="[611,698,1523,1549]" italics="true" pageId="5" pageNumber="516">Owenia</emphasis>
</taxonomicName>
.
<bibRefCitation id="EF814B78F53F8E61FD79FA5E4DC82748" author="RIOJA E." pageId="5" pageNumber="516" refId="ref13261" refString="RIOJA E. 1917. - Datos para le conocimiento de la fauna de Anelidos Poliquetos del Cantabrico. Trabajos del Museo nacional de ciencias naturales. Series Zoologica 29: 40 p. http: // www. biodiversitylibrary. org / page / 13732737" type="book" year="1917">Rioja (1917)</bibRefCitation>
proposed
<taxonomicName id="4C104D0AF53F8E61FEF9F9BF4CDD2749" authorityName="Rioja" authorityYear="1917" box="[330,452,1554,1580]" class="Polychaeta" family="Oweniidae" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="family">Oweniidae</taxonomicName>
as a replacement name, but this was unnecessary as the family name is unaffected by the synonymy of its
<typeStatus id="54AB882BF53F8E61FEDCF9FE4C862708" box="[367,415,1619,1645]" pageId="5" pageNumber="516">type</typeStatus>
genus (ICZN 1999, art. 40.1). Although
<taxonomicName id="4C104D0AF53F8E61FF47F9DF4C8427E9" authorityName="Malmgren" authorityYear="1867" box="[244,413,1650,1676]" class="Polychaeta" family="Ammocharidae" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Sabellida" pageId="5" pageNumber="516" phylum="Annelida" rank="family">Ammocharidae</taxonomicName>
could have remained valid,
<taxonomicName id="4C104D0AF53F8E61FD79F9DF4DD127C9" authorityName="Rioja" authorityYear="1917" class="Polychaeta" family="Oweniidae" kingdom="Animalia" pageId="5" pageNumber="516" phylum="Annelida" rank="family">Oweniidae</taxonomicName>
is considered
<emphasis id="B964EA9BF53F8E61FED4F93E4F3B27C9" box="[359,546,1683,1708]" italics="true" pageId="5" pageNumber="516">nomen protectum</emphasis>
due to its prevailing use, consistent usage (ICZN 1999: Art. 40.2) and original authorship (ICZN 1999: Art. 40.2.1).
<taxonomicName id="4C104D0AF53F8E61FDFDF97F4E182789" authorityName="Malmgren" authorityYear="1867" box="[590,769,1746,1772]" class="Polychaeta" family="Ammocharidae" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Sabellida" pageId="5" pageNumber="516" phylum="Annelida" rank="family">Ammocharidae</taxonomicName>
, which was likely last recognised as being valid approximately 90 years ago (
<bibRefCitation id="EF814B78F53F8E61FECAF8BF4F042649" author="BERKELEY E." box="[377,541,1810,1836]" pageId="5" pageNumber="516" pagination="65 - 77" refId="ref10391" refString="BERKELEY E. 1931. - Polychaetous annelids from the Nanaimo district. Pt. 5. Ammocharidae to Illyzostomidae. Contribution to Canadian Biology and Fisheries 6: 65 - 77." type="journal article" year="1931">Berkeley 1931</bibRefCitation>
), is thus categorised as
<emphasis id="B964EA9BF53F8E61FF2CF89F4C5B262E" box="[159,322,1841,1867]" italics="true" pageId="5" pageNumber="516">nomen oblitum</emphasis>
to ensure nomenclatural stability (ICZN 1999: Art. 40.2).
</paragraph>
<paragraph id="8BAF3689F53F8E61FF28F8DC4F142689" blockId="5.[130,776,822,2028]" pageId="5" pageNumber="516">
Updated accounts of the anatomy, biology, ecology, morphology, reproduction, phylogeny and taxonomy of this family have recently been reported (
<bibRefCitation id="EF814B78F53F8E61FE7BF81C4F9926AE" author="CAPA M. &amp; PARAPAR J. &amp; HUTCHINGS P." box="[456,640,1969,1995]" pageId="5" pageNumber="516" pagination="1 - 43" refId="ref10704" refString="CAPA M., PARAPAR J. &amp; HUTCHINGS P. 2019. - Oweniidae Rioja, 1917, in WESTHEIDE W, PURSCHKE G. &amp; BOGGEMANN M. (eds) Handbook of Zoology. Annelida Basal Groups and Pleistoannelida, Sedentaria I vol. 1. De Gruyter: 1 - 43. https: // doi. org / 10.1515 / 9783110291582" type="book chapter" year="2019">
Capa
<emphasis id="B964EA9BF53F8E61FDB9F81F4F5926AE" box="[522,576,1969,1995]" italics="true" pageId="5" pageNumber="516">et al.</emphasis>
2019
</bibRefCitation>
;
<bibRefCitation id="EF814B78F53F8E61FD23F81C4C3C268E" author="VILLALOBOS-GUERRERO T. F." pageId="5" pageNumber="516" pagination="561 - 579" refId="ref13721" refString="VILLALOBOS-GUERRERO T. F. 2021. - Oweniidae Rioja, 1917, in DE LEON GONZALEZ J. A., BASTIDA ZAVALA J. R., CARRERA PARRA L. F., GARCIA GARZA M. E., SERGIO IGNACIO S. V., SOLIS WEISS V., &amp; TOVAR HERNANDEZ M. A. (Eds), Anelidos marinos de Mexico y America tropical. Autonomous University of Nuevo Leon, Monterrey, Mexico: 561 - 579." type="book chapter" year="2021">Villalobos-Guerrero 2021</bibRefCitation>
;
<bibRefCitation id="EF814B78F53F8E61FE80F87F4CE7268E" author="PARAPAR J. &amp; MORTIMER K. &amp; CAPA M. &amp; MOREIRA J." box="[307,510,2001,2028]" pageId="5" pageNumber="516" pagination="1 - 36" refId="ref12998" refString="PARAPAR J., MORTIMER K., CAPA M., &amp; MOREIRA J. 2021. - On the systematics and biodiversity of the Palaeoannelida. Diversity 13 (2): 1 - 36. https: // doi. org / 10.3390 / d 13020041" type="journal article" year="2021">
Parapar
<emphasis id="B964EA9BF53F8E61FE38F87F4CA6268E" box="[395,447,2001,2027]" italics="true" pageId="5" pageNumber="516">et al.</emphasis>
2021
</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C30A6502F5318E68FF37FBD84F322275" lastPageId="12" lastPageNumber="523" pageId="11" pageNumber="522" type="discussion">
<paragraph id="8BAF3689F5318E6FFF37FBD84DF125E8" blockId="11.[130,777,1141,2028]" box="[132,232,1141,1167]" pageId="11" pageNumber="522">
<smallCapsWord id="8D49A055F5318E6FFF37FBD84DF125E8" baselines="1160,1160" box="[132,232,1141,1167]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Remarks" pageId="11" pageNumber="522">REMARKS</smallCapsWord>
</paragraph>
<paragraph id="8BAF3689F5318E6FFF37FB394F69268E" blockId="11.[130,777,1141,2028]" pageId="11" pageNumber="522">
<taxonomicName id="4C104D0AF5318E6FFF37FB394C4B25CB" authorityName="Ibrahim &amp; Villalobos-Guerrero &amp; Idris" authorityYear="2024" box="[132,338,1172,1198]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="unipinnata" status="sp. nov.">
<emphasis id="B964EA9BF5318E6FFF37FB394C4B25CB" box="[132,338,1172,1198]" italics="true" pageId="11" pageNumber="522">Owenia unipinnata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25757E0F5318E6FFEEBFB394C8B25CB" box="[344,402,1172,1198]" pageId="11" pageNumber="522" rank="species">n. sp.</taxonomicNameLabel>
is the smallest and thinnest species recorded to date (TL:
<quantity id="4CE89B6CF5318E6FFECEFB194CF125AB" box="[381,488,1204,1230]" metricMagnitude="-3" metricUnit="m" metricValue="6.5" metricValueMax="10.0" metricValueMin="3.0" pageId="11" pageNumber="522" unit="mm" value="6.5" valueMax="10.0" valueMin="3.0">3-10 mm</quantity>
; BW=
<quantity id="4CE89B6CF5318E6FFD8BFB194FE225AB" box="[568,763,1204,1231]" metricMagnitude="-5" metricUnit="m" metricValue="4.75" metricValueMax="6.5" metricValueMin="3.0" pageId="11" pageNumber="522" unit="mm" value="0.0475" valueMax="0.065" valueMin="0.03">
<geoCoordinate id="EE24504EF5318E6FFD8BFB194F6025AA" box="[568,633,1204,1231]" degrees="0.030" direction="north" orientation="latitude" pageId="11" pageNumber="522" precision="55" value="0.03">0.030</geoCoordinate>
<geoCoordinate id="EE24504EF5318E6FFDCAFB194FD825AA" box="[633,705,1204,1231]" degrees="0.065" direction="west" orientation="longitude" pageId="11" pageNumber="522" precision="55" value="-0.065">-0.065</geoCoordinate>
mm
</quantity>
). Among all valid
<taxonomicName id="4C104D0AF5318E6FFE8BFB794CC4258B" box="[312,477,1236,1262]" pageId="11" pageNumber="522">
<emphasis id="B964EA9BF5318E6FFE8BFB794C93258B" box="[312,394,1236,1262]" italics="true" pageId="11" pageNumber="522">Owenia</emphasis>
species
</taxonomicName>
, the most similar to
<taxonomicName id="4C104D0AF5318E6FFD09FB794DCC2468" authorityName="Ibrahim &amp; Villalobos-Guerrero &amp; Idris" authorityYear="2024" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="unipinnata" status="n. sp.">
<emphasis id="B964EA9BF5318E6FFD09FB794DCC2468" italics="true" pageId="11" pageNumber="522">O. unipinnata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25757E0F5318E6FFF68FB594C0D246B" box="[219,276,1268,1294]" pageId="11" pageNumber="522" rank="species">n. sp.</taxonomicNameLabel>
are
<taxonomicName id="4C104D0AF5318E6FFE8EFB594FDD246B" ID-CoL="6TDGY" authority="Ford &amp; Hutchings, 2005" authorityName="Ford &amp; Hutchings" authorityYear="2005" box="[317,708,1267,1294]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="bassensis">
<emphasis id="B964EA9BF5318E6FFE8EFB594CAD2468" box="[317,436,1267,1294]" italics="true" pageId="11" pageNumber="522">O. bassensis</emphasis>
<bibRefCitation id="EF814B78F5318E6FFE09FB5E4FDD246B" author="FORD E. &amp; HUTCHINGS P." box="[442,708,1267,1294]" pageId="11" pageNumber="522" pagination="181 - 196" refId="ref11285" refString="FORD E. &amp; HUTCHINGS P. 2005. - An analysis of morphological characters of Owenia useful to distinguish species: Description of three new species of Owenia (Oweniidae: Polychaeta) from Australian waters. Marine Ecology 26 (3 - 4): 181 - 196. https: // doi. org / 10.1111 / j. 1439 - 0485.2005.00062" type="journal article" year="2005">Ford &amp; Hutchings, 2005</bibRefCitation>
</taxonomicName>
(from
<collectingCountry id="F3077619F5318E6FFF30FABE4DFE2448" box="[131,231,1299,1325]" name="Australia" pageId="11" pageNumber="522">Australia</collectingCountry>
) and
<taxonomicName id="4C104D0AF5318E6FFE99FAB94DA72428" ID-CoL="85RQ5" authority="Diaz-Diaz, Parapar &amp; Moreira, 2020" authorityName="Diaz-Diaz, Parapar &amp; Moreira" authorityYear="2020" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="vieitezi">
<emphasis id="B964EA9BF5318E6FFE99FAB94C852448" box="[298,412,1300,1326]" italics="true" pageId="11" pageNumber="522">O. vieitezi</emphasis>
<bibRefCitation id="EF814B78F5318E6FFE14FAB94DA72428" author="DIAZ-DIAZ O. F. &amp; PARAPAR J. &amp; MOREIRA J." pageId="11" pageNumber="522" pagination="145 - 146" refId="ref11141" refString="DIAZ-DIAZ O. F., PARAPAR J. &amp; MOREIRA J. 2020. - Validation of Owenia vieitezi Diaz-Diaz, Parapar &amp; Moreira, a polychaete from the coast of Venezuela (Annelida: Oweniidae). Zootaxa 4729 (1): 145 - 146. https: // doi. org / 10.11646 / zootaxa. 4729.1.11" type="journal article" year="2020">Díaz-Díaz, Parapar &amp; Moreira, 2020</bibRefCitation>
</taxonomicName>
(from north-western coast of the Gulf of
<collectingCountry id="F3077619F5318E6FFD27FA9E4E1B2428" box="[660,770,1331,1357]" name="Venezuela" pageId="11" pageNumber="522">Venezuela</collectingCountry>
) based on the presence of three pairs of tentacles. However,
<taxonomicName id="4C104D0AF5318E6FFF37FAD94C0224E8" authorityName="Ibrahim &amp; Villalobos-Guerrero &amp; Idris" authorityYear="2024" box="[132,283,1396,1422]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="unipinnata" status="n. sp.">
<emphasis id="B964EA9BF5318E6FFF37FAD94C0224E8" box="[132,283,1396,1422]" italics="true" pageId="11" pageNumber="522">O. unipinnata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25757E0F5318E6FFE92FAD94C4524EB" box="[289,348,1396,1422]" pageId="11" pageNumber="522" rank="species">n. sp.</taxonomicNameLabel>
differs from
<taxonomicName id="4C104D0AF5318E6FFE56FAD94F4424E8" ID-CoL="6TDGY" authorityName="Ford &amp; Hutchings" authorityYear="2005" box="[485,605,1395,1422]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="bassensis">
<emphasis id="B964EA9BF5318E6FFE56FAD94F4424E8" box="[485,605,1395,1422]" italics="true" pageId="11" pageNumber="522">O. bassensis</emphasis>
</taxonomicName>
mainly because of the presence of one major ramification, the absence of a peristomial collar, the presence of methyl green speckles concentrated on the thorax, and larger body size (length and width) in the Australian species (
<bibRefCitation id="EF814B78F5318E6FFE54FA5E4FEA2768" author="PARAPAR J. &amp; MOREIRA J." box="[487,755,1522,1549]" pageId="11" pageNumber="522" pagination="604 - 620" refId="ref12935" refString="PARAPAR J. &amp; MOREIRA J. 2015. - The Oweniidae (Annelida ̿ Polychaeta) from Lizard Island (Great Barrier Reef, Australia) with the description of two new species of Owenia Delle Chiaje, 1844. Zootaxa 4019 (1): 604 - 620. https: // doi. org / 10.11646 / zootaxa. 4019.1.20" type="journal article" year="2015">Parapar &amp; Moreira 2015</bibRefCitation>
).
<taxonomicName id="4C104D0AF5318E6FFF28F9BE4C712749" authorityName="Ibrahim &amp; Villalobos-Guerrero &amp; Idris" authorityYear="2024" box="[155,360,1555,1581]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="unipinnata" status="sp. nov.">
<emphasis id="B964EA9BF5318E6FFF28F9BE4C712749" box="[155,360,1555,1581]" italics="true" pageId="11" pageNumber="522">Owenia unipinnata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25757E0F5318E6FFEDEF9BE4CBE2748" box="[365,423,1555,1581]" pageId="11" pageNumber="522" rank="species">n. sp.</taxonomicNameLabel>
closely resembles the Venezuelan
<taxonomicName id="4C104D0AF5318E6FFF37F99E4DE92729" ID-CoL="85RQ5" authorityName="Diaz-Diaz, Parapar &amp; Moreira" authorityYear="2020" box="[132,240,1587,1613]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="vieitezi">
<emphasis id="B964EA9BF5318E6FFF37F99E4DE92729" box="[132,240,1587,1613]" italics="true" pageId="11" pageNumber="522">O. vieitezi</emphasis>
</taxonomicName>
species in having three pairs of tentacles and three major ramifications.Nevertheless, each tentacle with the three ramifications is located firstly very close to the crown base, secondly at mid-length, and thirdly very close to the distal end (
<bibRefCitation id="EF814B78F5318E6FFF38F91F4C6127A9" author="DIAZ-DIAZ O. F. &amp; PARAPAR J. &amp; MOREIRA J." box="[139,376,1714,1740]" pageId="11" pageNumber="522" pagination="589 - 597" refId="ref11072" refString="DIAZ-DIAZ O. F., PARAPAR J. &amp; MOREIRA J. 2018. - A new species of genus Owenia Delle-Chiaje, 1844 (Annelida: Oweniidae) from the coast of Venezuela. Cahiers de Biologie Marine 59 (11): 589 - 597. https: // doi. org / 10.21411 / CBM. A. 9 E 1 BE 3 B 5" type="journal article" year="2018">
Díaz-Díaz
<emphasis id="B964EA9BF5318E6FFEB0F91E4C2E27A9" box="[259,311,1714,1740]" italics="true" pageId="11" pageNumber="522">et al.</emphasis>
2018
</bibRefCitation>
), which is totally different from that observed for
<taxonomicName id="4C104D0AF5318E6FFEA0F97F4CB52789" authorityName="Ibrahim &amp; Villalobos-Guerrero &amp; Idris" authorityYear="2024" box="[275,428,1746,1772]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="unipinnata" status="n. sp.">
<emphasis id="B964EA9BF5318E6FFEA0F97F4CB52789" box="[275,428,1746,1772]" italics="true" pageId="11" pageNumber="522">O. unipinnata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25757E0F5318E6FFE07F97F4CE92789" box="[436,496,1746,1772]" pageId="11" pageNumber="522" rank="species">n. sp.</taxonomicNameLabel>
The
<taxonomicName id="4C104D0AF5318E6FFD99F97F4FDA2789" authorityName="Ibrahim &amp; Villalobos-Guerrero &amp; Idris" authorityYear="2024" box="[554,707,1746,1772]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="unipinnata" status="n. sp.">
<emphasis id="B964EA9BF5318E6FFD99F97F4FDA2789" box="[554,707,1746,1772]" italics="true" pageId="11" pageNumber="522">O. unipinnata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25757E0F5318E6FFD78F97F4E1E2789" box="[715,775,1746,1772]" pageId="11" pageNumber="522" rank="species">n. sp.</taxonomicNameLabel>
straightforwardly has three minor and simple ramifications, with the first solitary one situated at the mid-ventral paired tentacle, and another two ramifications located at the dorsal most paired tentacles. In addition, the brown colouration is present in the dorsal and lateral tentacles of the branchial crown of
<emphasis id="B964EA9BF5318E6FFF5BF83F4C4326CE" box="[232,346,1938,1964]" italics="true" pageId="11" pageNumber="522">
<taxonomicName id="4C104D0AF5318E6FFF5BF83F4C4F26CE" ID-CoL="85RQ5" authorityName="Diaz-Diaz, Parapar &amp; Moreira" authorityYear="2020" box="[232,342,1938,1964]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="vieitezi">O. vieitezi</taxonomicName>
,
</emphasis>
and is absent in the
<taxonomicName id="4C104D0AF5318E6FFD81F83F4FD126CE" authorityName="Ibrahim &amp; Villalobos-Guerrero &amp; Idris" authorityYear="2024" box="[562,712,1938,1964]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="unipinnata" status="n. sp.">
<emphasis id="B964EA9BF5318E6FFD81F83F4FD126CE" box="[562,712,1938,1964]" italics="true" pageId="11" pageNumber="522">O. unipinnata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25757E0F5318E6FFD7DF83F4E1E26C9" box="[718,775,1938,1964]" pageId="11" pageNumber="522" rank="species">n. sp.</taxonomicNameLabel>
<figureCitation id="132B2A0CF5318E6FFF30F81C4DE426AE" box="[131,253,1969,1995]" captionStart="APPENDIX" captionStartId="22.[132,144,219,237]" captionText="APPENDIX 2. — Differences and similarities of Owenia Delle Chiaje, 1844 species worldwide. Abbreviations and symbols: +, presence; , absence; NS, not stated; RLUS, relative length of uniramous segment." pageId="11" pageNumber="522">Appendix 2</figureCitation>
provides more information on the similarities and differences among
<taxonomicName id="4C104D0AF5318E6FFEFEF87C4CF6268E" box="[333,495,2001,2027]" pageId="11" pageNumber="522">
<emphasis id="B964EA9BF5318E6FFEFEF87C4C86268E" box="[333,415,2001,2027]" italics="true" pageId="11" pageNumber="522">Owenia</emphasis>
species
</taxonomicName>
worldwide.
</paragraph>
<paragraph id="8BAF3689F5318E6FFC9EFBD84E8825E8" blockId="11.[810,1457,1141,2028]" box="[813,913,1141,1167]" pageId="11" pageNumber="522">
<smallCapsWord id="8D49A055F5318E6FFC9EFBD84E8825E8" baselines="1160,1160" box="[813,913,1141,1167]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Remarks" pageId="11" pageNumber="522">REMARKS</smallCapsWord>
</paragraph>
<paragraph id="8BAF3689F5318E6FFC9EFB3949352749" blockId="11.[810,1457,1141,2028]" pageId="11" pageNumber="522">
All oweniid species recorded from the South
<collectingCountry id="F3077619F5318E6FFAABFB39484225CB" box="[1304,1371,1172,1198]" name="China" pageId="11" pageNumber="522">China</collectingCountry>
Sea are included, with the exception of
<taxonomicName id="4C104D0AF5318E6FFB11FB194EF8258B" authority="(Caullery, 1944)" baseAuthorityName="Caullery" baseAuthorityYear="1944" class="Polychaeta" family="Oweniidae" genus="Galathowenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="eurystoma">
<emphasis id="B964EA9BF5318E6FFB11FB1948A825AB" box="[1186,1457,1204,1230]" italics="true" pageId="11" pageNumber="522">Galathowenia eurystoma</emphasis>
(
<bibRefCitation id="EF814B78F5318E6FFC87FB794EC0258B" author="CAULLERY M." box="[820,985,1236,1262]" pageId="11" pageNumber="522" pagination="1 - 204" refId="ref10770" refString="CAULLERY M. 1944. - Polychetes Sedentaires de l'Expedition du Siboga. Siboga-Expeditie Uitkomsten Op Zoologisch, Botanisch, Oceanographisch En Geologisch Gebied Verzameld in Nederlandsch Oost-Indie XXIV (2): 1 - 204." type="journal article" year="1944">Caullery, 1944</bibRefCitation>
)
</taxonomicName>
which remains taxonomically unresolved. The species originally described in the shallow to deep waters of
<collectingCountry id="F3077619F5318E6FFCF9FABE4EAC2448" box="[842,949,1299,1325]" name="Indonesia" pageId="11" pageNumber="522">Indonesia</collectingCountry>
(
<quantity id="4CE89B6CF5318E6FFC74FABE4951244B" box="[967,1096,1299,1326]" metricMagnitude="2" metricUnit="m" metricValue="8.01" metricValueMax="15.7" metricValueMin="0.32" pageId="11" pageNumber="522" unit="m" value="801.0" valueMax="1570.0" valueMin="32.0">32-1570 m</quantity>
) was proposed to be
<taxonomicName id="4C104D0AF5318E6FFA8EFABE4EC22428" authority="(Caullery 1944)" baseAuthorityName="Caullery" baseAuthorityYear="1944" class="Polychaeta" family="Oweniidae" genus="Myriochele" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF5318E6FFA8EFABE48A92448" box="[1341,1456,1299,1325]" italics="true" pageId="11" pageNumber="522">Myriochele</emphasis>
(
<bibRefCitation id="EF814B78F5318E6FFC85FA9E4ECA2428" author="CAULLERY M." box="[822,979,1331,1357]" pageId="11" pageNumber="522" pagination="1 - 204" refId="ref10770" refString="CAULLERY M. 1944. - Polychetes Sedentaires de l'Expedition du Siboga. Siboga-Expeditie Uitkomsten Op Zoologisch, Botanisch, Oceanographisch En Geologisch Gebied Verzameld in Nederlandsch Oost-Indie XXIV (2): 1 - 204." type="journal article" year="1944">Caullery 1944</bibRefCitation>
)
</taxonomicName>
. However,
<bibRefCitation id="EF814B78F5318E6FFBEBFA9E48072428" author="CAPA M. &amp; PARAPAR J. &amp; HUTCHINGS P." box="[1112,1310,1331,1357]" pageId="11" pageNumber="522" pagination="236 - 278" refId="ref10642" refString="CAPA M., PARAPAR J. &amp; HUTCHINGS P. 2012. - Phylogeny of Oweniidae (Polychaeta) based on morphological data and taxonomic revision of Australian fauna. Zoological Journal of the Linnean Society 166 (2): 236 - 278. https: // doi. org / 10.111 1 / j. 1096 - 3642.2012.00850." type="journal article" year="2012">
Capa
<emphasis id="B964EA9BF5318E6FFB2BFA9949D42428" box="[1176,1229,1331,1357]" italics="true" pageId="11" pageNumber="522">et al.</emphasis>
(2012)
</bibRefCitation>
stated that it belongs to
<taxonomicName id="4C104D0AF5318E6FFC2CFAFE49362408" authorityName="Kirkegaard" authorityYear="1959" box="[927,1071,1363,1389]" class="Polychaeta" family="Oweniidae" genus="Galathowenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF5318E6FFC2CFAFE49362408" box="[927,1071,1363,1389]" italics="true" pageId="11" pageNumber="522">Galathowenia</emphasis>
</taxonomicName>
based on the diagnostic features that characterise this genus. The species was too briefly described using incomplete specimens, hempering its comparison with other species. In addition, considering the broad depth of the distribution range, with specimens presenting pigmentation differences (
<bibRefCitation id="EF814B78F5318E6FFC02FA5E49572768" author="CAULLERY M." box="[945,1102,1523,1549]" pageId="11" pageNumber="522" pagination="1 - 204" refId="ref10770" refString="CAULLERY M. 1944. - Polychetes Sedentaires de l'Expedition du Siboga. Siboga-Expeditie Uitkomsten Op Zoologisch, Botanisch, Oceanographisch En Geologisch Gebied Verzameld in Nederlandsch Oost-Indie XXIV (2): 1 - 204." type="journal article" year="1944">Caullery 1944</bibRefCitation>
), it is likely that more than one species is involved here.
</paragraph>
<paragraph id="8BAF3689F5318E6FFCF0F99E4840262E" blockId="11.[810,1457,1141,2028]" pageId="11" pageNumber="522">
<taxonomicName id="4C104D0AF5318E6FFCF0F99E49D42728" ID-CoL="75DJH" authority="(Delle Chiaje, 1844)" baseAuthorityName="Delle Chiaje" baseAuthorityYear="1844" box="[835,1229,1586,1613]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="fusiformis">
<emphasis id="B964EA9BF5318E6FFCF0F99E4EEE2728" box="[835,1015,1587,1613]" italics="true" pageId="11" pageNumber="522">Owenia fusiformis</emphasis>
(
<bibRefCitation id="EF814B78F5318E6FFBB1F99F49DC2728" author="DELLE CHIAJE S." box="[1026,1221,1586,1613]" pageId="11" pageNumber="522" pagination="1 - 416" refId="ref11024" refString="DELLE CHIAJE S. 1844. - Descrizione e notomia degli animali invertebrati della Sicilia citeriore osservati vivi negli anni 1822 - 1830. Naples, C. Batelli: 1 - 416. https: // doi. org / 10.5962 / bhl. title. 10031" type="book chapter" year="1844">Delle Chiaje, 1844</bibRefCitation>
)
</taxonomicName>
was scarcely described in samples from the Mediterranean Sea but the
<typeStatus id="54AB882BF5318E6FFA92F9FE48562708" box="[1313,1359,1619,1645]" pageId="11" pageNumber="522">type</typeStatus>
material was never deposited. The species has been recorded at all sea depths and latitudes explored to date (
<bibRefCitation id="EF814B78F5318E6FFB1AF93F48B827C8" author="FORD E. &amp; HUTCHINGS P." box="[1193,1441,1682,1709]" pageId="11" pageNumber="522" pagination="181 - 196" refId="ref11285" refString="FORD E. &amp; HUTCHINGS P. 2005. - An analysis of morphological characters of Owenia useful to distinguish species: Description of three new species of Owenia (Oweniidae: Polychaeta) from Australian waters. Marine Ecology 26 (3 - 4): 181 - 196. https: // doi. org / 10.1111 / j. 1439 - 0485.2005.00062" type="journal article" year="2005">Ford &amp; Hutchings 2005</bibRefCitation>
). Nevertheless, detailed morphological analyses of worldwide populations have demonstrated differences that confined its distribution to the original region and the recognition of new species (
<bibRefCitation id="EF814B78F5318E6FFC31F8BF49312649" author="KOH B. S. &amp; BHAUD M. R. &amp; JIRKOV I. A." box="[898,1064,1810,1836]" pageId="11" pageNumber="522" pagination="175 - 188" refId="ref12431" refString="KOH B. S., BHAUD M. R. &amp; JIRKOV I. A. 2003. - Two new species of Owenia (Annelida: Polychaeta) in the northern part of the North Atlantic Ocean and remarks on previously erected species from the same area. Sarsia 88 (3): 175 - 188. https: // doi. org / 10.1080 / 00364820310001318" type="journal article" year="2003">
Koh
<emphasis id="B964EA9BF5318E6FFC0BF8BF4EF32649" box="[952,1002,1810,1836]" italics="true" pageId="11" pageNumber="522">et al.</emphasis>
2003
</bibRefCitation>
). Hence, it is likely that
<taxonomicName id="4C104D0AF5318E6FFA99F8BF48B62649" ID-CoL="75DJH" baseAuthorityName="Delle Chiaje" baseAuthorityYear="1844" box="[1322,1455,1810,1836]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="fusiformis">
<emphasis id="B964EA9BF5318E6FFA99F8BF48B62649" box="[1322,1455,1810,1836]" italics="true" pageId="11" pageNumber="522">O. fusiformis</emphasis>
</taxonomicName>
recorded in the SCS represents undescribed species.
</paragraph>
<paragraph id="8BAF3689F5318E6FFCF0F8FF4EC3268E" blockId="11.[810,1457,1141,2028]" pageId="11" pageNumber="522">
<taxonomicName id="4C104D0AF5318E6FFCF0F8FF49832609" ID-CoL="6TDJG" authority="(Hartman, 1955)" baseAuthorityName="Hartman" baseAuthorityYear="1955" box="[835,1178,1873,1900]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="11" pageNumber="522" phylum="Annelida" rank="species" species="collaris">
<emphasis id="B964EA9BF5318E6FFCF0F8FF4EC6260E" box="[835,991,1873,1900]" italics="true" pageId="11" pageNumber="522">Owenia collaris</emphasis>
(
<bibRefCitation id="EF814B78F5318E6FFC58F8FF498B2609" author="HARTMAN O." box="[1003,1170,1873,1900]" pageId="11" pageNumber="522" pagination="39 - 60" refId="ref11706" refString="HARTMAN O. 1955. - Endemism in the North Pacific Ocean, with emphasis on the distribution of marine annelids, and descriptions of new or little known species, in ALLAN, HANCOCK FOUNDATION (Ed.). Essays in the Natural Sciences in Honor of Captain Allan Hancock on the occasion of his birthday July 26, 1955. Los Angeles, University of Southern California Press: 39 - 60." type="book chapter" year="1955">Hartman, 1955</bibRefCitation>
)
</taxonomicName>
from Southern
<collectingRegion id="49D4F86BF5318E6FFA8EF8FC48B2260E" box="[1341,1451,1873,1899]" country="United States of America" name="California" pageId="11" pageNumber="522">California</collectingRegion>
,
<collectingCountry id="F3077619F5318E6FFC98F8DC4E7826EE" box="[811,865,1905,1931]" name="United States of America" pageId="11" pageNumber="522">USA</collectingCountry>
, was redescribed by
<bibRefCitation id="EF814B78F5318E6FFB9CF8DC49AE26EE" author="BLAKE J. A." box="[1071,1207,1905,1931]" pageId="11" pageNumber="522" pagination="97 - 127" refId="ref10457" refString="BLAKE J. A. 2000. - Family Oweniidae Rioja, 1917. In Taxonomic Atlas of the benthic fauna of the Santa Maria Basin and the Western Santa Barbara Channel. The Annelida 4, Polychaeta: Flabelligeridae to Sternaspidae. Santa Barbara Museum Natural History: 97 - 127." type="book chapter" year="2000">Blake (2000)</bibRefCitation>
using
<typeStatus id="54AB882BF5318E6FFB4BF8DF483C26E9" box="[1272,1317,1906,1932]" pageId="11" pageNumber="522">type</typeStatus>
material and its distribution was delimited to that area. Other worldwide records of the species particularly those from the SCS need to be reassessed.
</paragraph>
<paragraph id="8BAF3689F5368E68FF28FF7A4F322275" blockId="12.[130,777,215,784]" pageId="12" pageNumber="523">
<taxonomicName id="4C104D0AF5368E68FF28FF7A4F982194" ID-CoL="3F2S6" authority="(Uschakov, 1950)" baseAuthorityName="Uschakov" baseAuthorityYear="1950" box="[155,641,215,242]" class="Polychaeta" family="Oweniidae" genus="Galathowenia" kingdom="Animalia" pageId="12" pageNumber="523" phylum="Annelida" rank="species" species="lobopygidiata">
<emphasis id="B964EA9BF5368E68FF28FF7A4CA52194" box="[155,444,215,241]" italics="true" pageId="12" pageNumber="523">Galathowenia lobopygidiata</emphasis>
(
<bibRefCitation id="EF814B78F5368E68FE79FF7A4F612197" author="USCHAKOV P. V." box="[458,632,215,242]" pageId="12" pageNumber="523" pagination="140 - 236" refId="ref13686" refString="USCHAKOV P. V. 1950. - Мнogoщitiнrovыi Ciрvi (Polychaeta) Okotсkogo Мoрi [Polychaetes from the Sea of Okhotsk]. Issledovaniya dal'nevostochnykh Morei SSSR. 2: 140 - 236." type="book chapter" year="1950">Uschakov, 1950</bibRefCitation>
)
</taxonomicName>
was initially described as
<taxonomicName id="4C104D0AF5368E68FEBEFF554C462077" ID-CoL="84PPR" authorityName="Delle Chiaje" authorityYear="1844" box="[269,351,248,274]" class="Polychaeta" family="Oweniidae" genus="Owenia" kingdom="Animalia" pageId="12" pageNumber="523" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF5368E68FEBEFF554C462077" box="[269,351,248,274]" italics="true" pageId="12" pageNumber="523">Owenia</emphasis>
</taxonomicName>
based on specimens collected from the deep waters of the Okhotsk Sea,
<collectingCountry id="F3077619F5368E68FE4FFEBA4F5E2054" box="[508,583,279,305]" name="Russia" pageId="12" pageNumber="523">Russia</collectingCountry>
. However, it was later reclassified under the genus
<taxonomicName id="4C104D0AF5368E68FE49FE9A4F942034" ID-CoL="84NR5" authorityName="Kirkegaard" authorityYear="1959" box="[506,653,311,337]" class="Polychaeta" family="Oweniidae" genus="Galathowenia" kingdom="Animalia" pageId="12" pageNumber="523" phylum="Annelida" rank="genus">
<emphasis id="B964EA9BF5368E68FE49FE9A4F942034" box="[506,653,311,337]" italics="true" pageId="12" pageNumber="523">Galathowenia</emphasis>
</taxonomicName>
because of the remarkable similarity in the head structure within the genus (
<bibRefCitation id="EF814B78F5368E68FF6AFEDA4C9520F4" author="KOH B. S. &amp; BHAUD M. R. &amp; JIRKOV I. A." box="[217,396,375,401]" pageId="12" pageNumber="523" pagination="175 - 188" refId="ref12431" refString="KOH B. S., BHAUD M. R. &amp; JIRKOV I. A. 2003. - Two new species of Owenia (Annelida: Polychaeta) in the northern part of the North Atlantic Ocean and remarks on previously erected species from the same area. Sarsia 88 (3): 175 - 188. https: // doi. org / 10.1080 / 00364820310001318" type="journal article" year="2003">
Koh
<emphasis id="B964EA9BF5368E68FEA3FEDA4C5120F4" box="[272,328,375,401]" italics="true" pageId="12" pageNumber="523">et al.</emphasis>
2003
</bibRefCitation>
).
<taxonomicName id="4C104D0AF5368E68FE16FEDA4FCF20F4" ID-CoL="3F2S6" baseAuthorityName="Uschakov" baseAuthorityYear="1950" box="[421,726,375,401]" class="Polychaeta" family="Oweniidae" genus="Galathowenia" kingdom="Animalia" pageId="12" pageNumber="523" phylum="Annelida" rank="species" species="lobopygidiata">
<emphasis id="B964EA9BF5368E68FE16FEDA4FCF20F4" box="[421,726,375,401]" italics="true" pageId="12" pageNumber="523">Galathowenia lobopygidiata</emphasis>
</taxonomicName>
was also reported from Banda Trench,
<collectingCountry id="F3077619F5368E68FDB1FE3B4F7620D5" box="[514,623,406,432]" name="Indonesia" pageId="12" pageNumber="523">Indonesia</collectingCountry>
. The presence of
<taxonomicName id="4C104D0AF5368E68FF10FE1A4C4A20B5" ID-CoL="3F2S6" baseAuthorityName="Uschakov" baseAuthorityYear="1950" box="[163,339,438,465]" class="Polychaeta" family="Oweniidae" genus="Galathowenia" kingdom="Animalia" pageId="12" pageNumber="523" phylum="Annelida" rank="species" species="lobopygidiata">
<emphasis id="B964EA9BF5368E68FF10FE1A4C4A20B5" box="[163,339,438,465]" italics="true" pageId="12" pageNumber="523">G. lobopygidiata</emphasis>
</taxonomicName>
in the Banda Trench region is possible because the maximum depth of the trench (
<quantity id="4CE89B6CF5368E68FDDDFE7B4FD12095" box="[622,712,470,496]" metricMagnitude="3" metricUnit="m" metricValue="7.44" pageId="12" pageNumber="523" unit="m" value="7440.0">7440 m</quantity>
) is in the hadopelagic zone, while the Okhotsk Sea of
<quantity id="4CE89B6CF5368E68FD2AFE5B4FE92374" box="[665,752,502,529]" metricMagnitude="3" metricUnit="m" metricValue="3.372" pageId="12" pageNumber="523" unit="m" value="3372.0">3372 m</quantity>
is in the abyssopelagic zone. Both regions have similar extreme conditions of high pressure, low temperature and complete darkness. The range of salinity which contributes greatly to the growth and survival rate of polychaetes, may also explain the presence of this species, as the salinity range of the Banda trench and Okhotsk Sea does not differ much (Banda Trench: 34.60 to 34.65‰, Okhotsk Sea: 32.5 ‰ and lower) (
<bibRefCitation id="EF814B78F5368E68FD61FD784C55226A" author="RADCHENKO V. I. &amp; LOBODA S. V. &amp; FIGURKIN A. L. &amp; GORBANTENKO K. M. &amp; OVYSYANNIKOV E. E." pageId="12" pageNumber="523" pagination="473 - 488" refId="ref13114" refString="RADCHENKO V. I., LOBODA S. V., FIGURKIN A. L., GORBANTENKO K. M., OVYSYANNIKOV E. E. 2010. - Environmental conditions and compositions of plankton and nekton in the epipelagic zone of the Northwestern Pacific Ocean in summer 2009, the year of the largest spawning migration of Pink and Chum Salmon. Russian Journal of Marine Biology 36 (7): 473 - 488. https: // doi. org / 10.1134 / S 1063074010070011" type="book chapter" year="2010">
Radchenko
<emphasis id="B964EA9BF5368E68FF69FD5B4C14226A" box="[218,269,757,783]" italics="true" pageId="12" pageNumber="523">et al.</emphasis>
2010
</bibRefCitation>
;
<bibRefCitation id="EF814B78F5368E68FEE9FD584F05226A" author="SUYADI &amp; SATRIOAJIE W. N. &amp; SYAHAILATUA A. &amp; ARIFIN Z." box="[346,540,757,783]" pageId="12" pageNumber="523" refId="ref13629" refString="SUYADI, SATRIOAJIE W. N., SYAHAILATUA A., ARIFIN Z. 2018. - Banda deep-sea research: history, mission and strategic plan. IOP Conference Series: Earth and Environmental Science 184: 012001. https: // doi: 10.1088 / 1755 - 1315 / 184 / 1 / 012001" type="journal volume" year="2018">
Suyadi
<emphasis id="B964EA9BF5368E68FE1AFD5B4CC4226A" box="[425,477,757,783]" italics="true" pageId="12" pageNumber="523">et al.</emphasis>
2018
</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>