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<mods:title id="A29879E486DA0BD026FFF3CE45B9CEF7">Phylogeny of the Diopatra generic complex with a revision of Paradiopatra Ehlres, 1887 (Polychaeta: Onuphidae)</mods:title>
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<paragraph id="8B9FDF1CFF8AFF92FC27FCBEDEB59B63" blockId="91.[1008,1259,867,888]" box="[1008,1259,867,888]" pageId="91" pageNumber="410">
<heading id="D0D76870FF8AFF92FC27FCBEDEB59B63" box="[1008,1259,867,888]" centered="true" fontSize="9" level="2" pageId="91" pageNumber="410" reason="4">
<taxonomicName id="4C20A49FFF8AFF92FC27FCBEDE369B6C" ID-CoL="84SCV" authority="Budaeva &amp; Fauchald, 2011" authorityName="Budaeva &amp; Fauchald" authorityYear="2011" box="[1008,1128,867,888]" class="Polychaeta" family="Onuphidae" genus="Paxtonia" kingdom="Animalia" order="Eunicida" pageId="91" pageNumber="410" phylum="Annelida" rank="genus" status="gen. nov.">PAXTONIA</taxonomicName>
<emphasis id="B954030EFF8AFF92FBA5FCBBDEB59B63" bold="true" box="[1138,1259,867,888]" pageId="91" pageNumber="410">
<taxonomicNameLabel id="A267BE75FF8AFF92FBA5FCBBDEB59B63" box="[1138,1259,867,888]" pageId="91" pageNumber="410" rank="genus">GEN. NOV.</taxonomicNameLabel>
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<paragraph id="8B9FDF1CFF8AFF92FCEDFC57D9269BA5" blockId="91.[826,1441,905,958]" pageId="91" pageNumber="410">
<emphasis id="B954030EFF8AFF92FCEDFC57D9939B84" box="[826,973,906,927]" italics="true" pageId="91" pageNumber="410">
<typeStatus id="549B61BEFF8AFF92FCEDFC57D9309B84" box="[826,878,906,927]" pageId="91" pageNumber="410">Type</typeStatus>
species:
</emphasis>
<taxonomicName id="4C20A49FFF8AFF92FC0FFC54D92A9BA5" authority="Intes &amp; Le Loeuff, 1975" authorityName="Intes &amp; Le Loeuff" authorityYear="1975" class="Polychaeta" family="Onuphidae" genus="Onuphis" kingdom="Animalia" order="Eunicida" pageId="91" pageNumber="410" phylum="Annelida" rank="species" species="amoureuxi">
<emphasis id="B954030EFF8AFF92FC0FFC54DEE39B84" box="[984,1213,905,927]" italics="true" pageId="91" pageNumber="410">Onuphis amoureuxi</emphasis>
<bibRefCitation id="EFB1A2EDFF8AFF92FB10FC57D92A9BA5" author="Intes A &amp; Le Loeuff P" pageId="91" pageNumber="410" pagination="267 - 321" refId="ref61863" refString="Intes A, Le Loeuff P. 1975. Les Annelides Polychetes de Cote D'Ivoire. I. Polychetes errantes - compte rendu systematique. Cahiers O. R. S. T. O. M. (Office De La Recherche Scientifique Et Technique Outre-Mer) Serie Oceanographie 13: 267 - 321." type="journal article" year="1975">Intes &amp; Le Loeuff, 1975</bibRefCitation>
</taxonomicName>
.
</paragraph>
<paragraph id="8B9FDF1CFF8AFF92FCEDFC25DE4F9C15" blockId="91.[826,1041,1016,1038]" box="[826,1041,1016,1038]" pageId="91" pageNumber="410">
<emphasis id="B954030EFF8AFF92FCEDFC25D9CD9C16" box="[826,915,1016,1037]" italics="true" pageId="91" pageNumber="410">Gender:</emphasis>
Feminine.
</paragraph>
<paragraph id="8B9FDF1CFF8AFF92FCEDFB94DE779D6A" blockId="91.[826,1441,1097,1394]" pageId="91" pageNumber="410">
<emphasis id="B954030EFF8AFF92FCEDFB94D9EF9C45" box="[826,945,1097,1118]" italics="true" pageId="91" pageNumber="410">Diagnosis:</emphasis>
Median antenna longer than lateral antennae; pseudocompound falcigers with moderately long and pointed hoods; limbate chaetae smooth, without serrations; anterior parapodia not enlarged; parapodia of roughly chaetigers 625 with large pockets, limited frontally by a fold of tissue; branchiae pectinate, present on all chaetigers except the few anteriormost ones; triangular to digitiform postchaetal lobes present on all chaetigers; one pair of anal cirri; maxillae
<collectionCode id="ED3147D9FF8AFF92FC71FA81D99C9D6A" box="[934,962,1372,1393]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="91" pageNumber="410">VI</collectionCode>
present.
</paragraph>
<paragraph id="8B9FDF1CFF8AFF95FCEDFA71DB0D9902" blockId="91.[826,1441,1452,1903]" lastBlockId="92.[144,759,198,1107]" lastPageId="92" lastPageNumber="411" pageId="91" pageNumber="410">
<emphasis id="B954030EFF8AFF92FCEDFA71D9F89DDA" box="[826,934,1452,1473]" italics="true" pageId="91" pageNumber="410">Remarks:</emphasis>
<bibRefCitation id="EFB1A2EDFF8AFF92FC63FA71DE2B9DD8" author="Fauchald K" box="[948,1141,1452,1475]" pageId="91" pageNumber="410" pagination="1 - 109" refId="ref61087" refString="Fauchald K. 1982. Revision of Onuphis, Nothria, and Paradiopatra (Polychaeta: Onuphidae) based upon type material. Smithsonian Contributions to Zoology 356: 1 - 109." type="journal article" year="1982">Fauchald (1982)</bibRefCitation>
re-examined
<typeStatus id="549B61BEFF8AFF92FAF7FA70DF0F9DD9" box="[1312,1361,1453,1474]" pageId="91" pageNumber="410">type</typeStatus>
specimens of
<taxonomicName id="4C20A49FFF8AFF92FC49FA16DEDF9DFA" authorityName="Intes &amp; Le Loeuff" authorityYear="1975" box="[926,1153,1483,1505]" class="Polychaeta" family="Onuphidae" genus="Onuphis" kingdom="Animalia" order="Eunicida" pageId="91" pageNumber="410" phylum="Annelida" rank="species" species="amoureuxi">
<emphasis id="B954030EFF8AFF92FC49FA16DEDF9DFA" box="[926,1153,1483,1505]" italics="true" pageId="91" pageNumber="410">Onuphis amoureuxi</emphasis>
</taxonomicName>
described by
<bibRefCitation id="EFB1A2EDFF8AFF92FAF4FA16D9869DE4" author="Intes A &amp; Le Loeuff P" pageId="91" pageNumber="410" pagination="267 - 321" refId="ref61863" refString="Intes A, Le Loeuff P. 1975. Les Annelides Polychetes de Cote D'Ivoire. I. Polychetes errantes - compte rendu systematique. Cahiers O. R. S. T. O. M. (Office De La Recherche Scientifique Et Technique Outre-Mer) Serie Oceanographie 13: 267 - 321." type="journal article" year="1975">Intes &amp; Le Loeuff (1975)</bibRefCitation>
, and suggested that this species may represent a new genus, but did not describe it because of the low number of specimens available for examination. His conclusions were based on the presence of large parapodial pockets on anterior chaetigers and the position of chaetae in parapodia.
<bibRefCitation id="EFB1A2EDFF8AFF92FB30F95EDFFF9E82" author="Fauchald K" box="[1255,1441,1667,1689]" pageId="91" pageNumber="410" pagination="1 - 109" refId="ref61087" refString="Fauchald K. 1982. Revision of Onuphis, Nothria, and Paradiopatra (Polychaeta: Onuphidae) based upon type material. Smithsonian Contributions to Zoology 356: 1 - 109." type="journal article" year="1982">Fauchald (1982)</bibRefCitation>
stated that the structure of parapodia of
<taxonomicName id="4C20A49FFF8AFF92FA50F97FD9ED9ECE" authorityName="Intes &amp; Le Loeuff" authorityYear="1975" class="Polychaeta" family="Onuphidae" genus="Onuphis" kingdom="Animalia" order="Eunicida" pageId="91" pageNumber="410" phylum="Annelida" rank="species" species="amoureuxi">
<emphasis id="B954030EFF8AFF92FA50F97FD9ED9ECE" italics="true" pageId="91" pageNumber="410">O. amoureuxi</emphasis>
</taxonomicName>
resembles that of
<taxonomicName id="4C20A49FFF8AFF92FB47F91DD92A9EEF" authority="Paxton, 1979" authorityName="Paxton" authorityYear="1979" class="Polychaeta" family="Onuphidae" genus="Australonuphis" kingdom="Animalia" order="Eunicida" pageId="91" pageNumber="410" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8AFF92FB47F91DDF1E9ECE" box="[1168,1344,1728,1749]" italics="true" pageId="91" pageNumber="410">Australonuphis</emphasis>
<bibRefCitation id="EFB1A2EDFF8AFF92FA9DF91DD92A9EEF" author="Paxton H" pageId="91" pageNumber="410" pagination="265 - 294" refId="ref63094" refString="Paxton H. 1979. Taxonomy and aspects of the life history of Australian beachworms (Polychaeta: Onuphidae). Australian Journal of Marine and Freshwater Research 30: 265 - 294." type="journal article" year="1979">Paxton, 1979</bibRefCitation>
</taxonomicName>
.
<bibRefCitation id="EFB1A2EDFF8AFF92FCA8F902DE729EEF" author="Paxton H" box="[895,1068,1758,1780]" pageId="91" pageNumber="410" pagination="1 - 74" refId="ref63128" refString="Paxton H. 1986 a. Generic revision and relationships of the family Onuphidae (Annelida: Polychaeta). Records of the Australian Museum 38: 1 - 74." type="journal article" year="1986">Paxton (1986a)</bibRefCitation>
considered
<taxonomicName id="4C20A49FFF8AFF92FB64F902DF109EEF" authorityName="Intes &amp; Le Loeuff" authorityYear="1975" box="[1203,1358,1759,1780]" class="Polychaeta" family="Onuphidae" genus="Onuphis" kingdom="Animalia" order="Eunicida" pageId="91" pageNumber="410" phylum="Annelida" rank="species" species="amoureuxi">
<emphasis id="B954030EFF8AFF92FB64F902DF109EEF" box="[1203,1358,1759,1780]" italics="true" pageId="91" pageNumber="410">O. amoureuxi</emphasis>
</taxonomicName>
to be a member of
<taxonomicName id="4C20A49FFF8AFF92FC1FF920DE3F9F09" authorityName="sensu Pettibone" authorityYear="1970" box="[968,1121,1789,1810]" class="Polychaeta" family="Onuphidae" genus="Paradiopatra" kingdom="Animalia" order="Eunicida" pageId="91" pageNumber="410" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8AFF92FC1FF920DE3F9F09" box="[968,1121,1789,1810]" italics="true" pageId="91" pageNumber="410">Paradiopatra</emphasis>
</taxonomicName>
based on the presence of long hoods on anterior pseudocompound falcigers and the shape of maxillae I. She pointed out that parapodial pockets are common to several onuphid genera, such as
<taxonomicName id="4C20A49FFF8DFF95FE05FF1BD86A98C0" baseAuthorityName="Paxton" baseAuthorityYear="1986" box="[466,564,198,219]" class="Polychaeta" family="Onuphidae" genus="Onuphis" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FE05FF1BD86A98C0" box="[466,564,198,219]" italics="true" pageId="92" pageNumber="411">Onuphis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C20A49FFF8DFF95FDA8FF1BDAA098E2" baseAuthorityName="Paxton" baseAuthorityYear="1986" class="Polychaeta" family="Onuphidae" genus="Rhamphobrachium" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FDA8FF1BDAA098E2" italics="true" pageId="92" pageNumber="411">Rhamphobrachium</emphasis>
</taxonomicName>
, and cant serve as a diagnostic character for a new genus.
</paragraph>
<paragraph id="8B9FDF1CFF8DFF95FF7FFEFFDBE39A50" blockId="92.[144,759,198,1107]" pageId="92" pageNumber="411">
Here we tranfer
<taxonomicName id="4C20A49FFF8DFF95FE57FEFFD87C992C" authorityName="Intes &amp; Le Loeuff" authorityYear="1975" box="[384,546,290,311]" class="Polychaeta" family="Onuphidae" genus="Onuphis" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="species" species="amoureuxi">
<emphasis id="B954030EFF8DFF95FE57FEFFD87C992C" box="[384,546,290,311]" italics="true" pageId="92" pageNumber="411">O. amoureuxi</emphasis>
</taxonomicName>
to a new genus
<taxonomicName id="4C20A49FFF8DFF95FF47FE9CDAAB994D" authorityName="Budaeva &amp; Fauchald" authorityYear="2011" box="[144,245,321,342]" class="Polychaeta" family="Onuphidae" genus="Paxtonia" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FF47FE9CDAAB994D" box="[144,245,321,342]" italics="true" pageId="92" pageNumber="411">Paxtonia</emphasis>
</taxonomicName>
, based on the following observations. The presence of pseudocompound falcigers with long pointed hoods is not a unique character for
<taxonomicName id="4C20A49FFF8DFF95FD44FEA0DA9099A9" authorityName="sensu Pettibone" authorityYear="1970" class="Polychaeta" family="Onuphidae" genus="Paradiopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FD44FEA0DA9099A9" italics="true" pageId="92" pageNumber="411">Paradiopatra</emphasis>
</taxonomicName>
; some species of
<taxonomicName id="4C20A49FFF8DFF95FE7FFE40D85099A9" authorityName="Audouin &amp; Milne Edwards" authorityYear="1833" box="[424,526,413,434]" class="Polychaeta" family="Onuphidae" genus="Diopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FE7FFE40D85099A9" box="[424,526,413,434]" italics="true" pageId="92" pageNumber="411">Diopatra</emphasis>
</taxonomicName>
(e.g.
<taxonomicName id="4C20A49FFF8DFF95FD8FFE40D8A999AA" authorityName="Kirkegaard" authorityYear="1988" box="[600,759,412,434]" class="Polychaeta" family="Onuphidae" genus="Diopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="species" species="angolensis">
<emphasis id="B954030EFF8DFF95FD8FFE40D8A999AA" box="[600,759,412,434]" italics="true" pageId="92" pageNumber="411">D. angolensis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C20A49FFF8DFF95FF1DFE66DB6899CB" authorityName="Day" authorityYear="1960" box="[202,310,443,464]" class="Polychaeta" family="Onuphidae" genus="Diopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="species" species="dubia">
<emphasis id="B954030EFF8DFF95FF1DFE66DB6899CB" box="[202,310,443,464]" italics="true" pageId="92" pageNumber="411">D. dubia</emphasis>
</taxonomicName>
) have falcigers with long hoods. In addition, falcigers with long hoods are characteristic of
<taxonomicName id="4C20A49FFF8DFF95FF64FE25D81B9A15" authority="(Kucheruk, 1979 c)" baseAuthorityName="Kucheruk" baseAuthorityYear="1979" box="[179,581,504,526]" class="Polychaeta" family="Onuphidae" genus="Hyalospinifera" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FF64FE25DB059A16" box="[179,347,504,525]" italics="true" pageId="92" pageNumber="411">Hyalospinifera</emphasis>
(
<bibRefCitation id="EFB1A2EDFF8DFF95FEA6FE25D8639A15" author="Kucheruk NV" box="[369,573,504,526]" pageId="92" pageNumber="411" pagination="1585 - 1587" refId="ref62245" refString="Kucheruk NV. 1979 c. A new genus and species of polychaetes (Onuphidae). Zoologicheskii Zhurnal 58: 1585 - 1587. (in Russian)." type="journal article" year="1979">Kucheruk, 1979c</bibRefCitation>
)
</taxonomicName>
. Consequently, long hoods on anterior falcigers cannot be used as a character of generic level.
</paragraph>
<paragraph id="8B9FDF1CFF8DFF95FF7FFD89DB429C48" blockId="92.[144,759,198,1107]" pageId="92" pageNumber="411">
The new genus has a long and thick median antenna, which is significantly longer than the lateral antennae. This condition never occurs in
<taxonomicName id="4C20A49FFF8DFF95FF47FD72DB779ADF" authorityName="sensu Pettibone" authorityYear="1970" box="[144,297,687,708]" class="Polychaeta" family="Onuphidae" genus="Paradiopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FF47FD72DB779ADF" box="[144,297,687,708]" italics="true" pageId="92" pageNumber="411">Paradiopatra</emphasis>
</taxonomicName>
; furthermore, the majority of
<taxonomicName id="4C20A49FFF8DFF95FD44FD72DB739AFF" class="Polychaeta" family="Onuphidae" genus="Paradiopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="species" species="undetermined">
<emphasis id="B954030EFF8DFF95FD44FD72DA909AFF" italics="true" pageId="92" pageNumber="411">Paradiopatra</emphasis>
species
</taxonomicName>
have relatively short median antennae.
<taxonomicName id="4C20A49FFF8DFF95FF1DFD30DB719B19" authorityName="Budaeva &amp; Fauchald" authorityYear="2011" box="[202,303,749,770]" class="Polychaeta" family="Onuphidae" genus="Paxtonia" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FF1DFD30DB719B19" box="[202,303,749,770]" italics="true" pageId="92" pageNumber="411">Paxtonia</emphasis>
</taxonomicName>
has distinct maxillae
<collectionCode id="ED3147D9FF8DFF95FDEEFD30D80B9B19" box="[569,597,749,770]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="92" pageNumber="411">VI</collectionCode>
and only one pair of anal cirri, whereas
<taxonomicName id="4C20A49FFF8DFF95FE2DFCD6D8A89B3A" box="[506,758,779,801]" class="Polychaeta" family="Onuphidae" genus="Paradiopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="species" species="undetermined">
<emphasis id="B954030EFF8DFF95FE2DFCD6D8CD9B3B" box="[506,659,779,800]" italics="true" pageId="92" pageNumber="411">Paradiopatra</emphasis>
species
</taxonomicName>
always (except where the pygidium is unknown) have two pairs of anal cirri, and never have maxillae
<collectionCode id="ED3147D9FF8DFF95FF01FCBADAAB9B67" box="[214,245,871,892]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="92" pageNumber="411">VI</collectionCode>
.
<taxonomicName id="4C20A49FFF8DFF95FED9FCB5DB2D9B66" authorityName="Budaeva &amp; Fauchald" authorityYear="2011" box="[270,371,872,893]" class="Polychaeta" family="Onuphidae" genus="Paxtonia" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FED9FCB5DB2D9B66" box="[270,371,872,893]" italics="true" pageId="92" pageNumber="411">Paxtonia</emphasis>
</taxonomicName>
differs from
<taxonomicName id="4C20A49FFF8DFF95FDE6FCBAD8949B67" authorityName="sensu Pettibone" authorityYear="1970" box="[561,714,871,892]" class="Polychaeta" family="Onuphidae" genus="Paradiopatra" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="genus">
<emphasis id="B954030EFF8DFF95FDE6FCBAD8949B67" box="[561,714,871,892]" italics="true" pageId="92" pageNumber="411">Paradiopatra</emphasis>
</taxonomicName>
in eight, rather than between two and four pairs of modified parapodia, well-developed postchaetal lobes on all chaetigers, rather than only on the anteriormost chaetigers 512, and branchiae continuing through the posterior region of the body, rather than being limited to the anteromedian parts of the body.
</paragraph>
<paragraph id="8B9FDF1CFF8DFF95FF47FB5FDB039D09" blockId="92.[144,759,1154,1298]" pageId="92" pageNumber="411">
<emphasis id="B954030EFF8DFF95FF47FB5FDB539C8C" box="[144,269,1154,1175]" italics="true" pageId="92" pageNumber="411">Etymology:</emphasis>
Named in honour of the polychaete expert Hannelore Paxton, who has published a wide range of papers on the taxonomy and phylogeny of the
<taxonomicName id="4C20A49FFF8DFF95FF47FB03DB4F9CEF" authorityName="Kinberg" authorityYear="1865" box="[144,273,1246,1268]" class="Polychaeta" family="Onuphidae" kingdom="Animalia" order="Eunicida" pageId="92" pageNumber="411" phylum="Annelida" rank="family">Onuphidae</taxonomicName>
, and has greatly increased our knowledge about this family.
</paragraph>
<paragraph id="8B9FDF1CFF8DFF95FF47FA9FDBE09D4C" blockId="92.[144,446,1345,1367]" box="[144,446,1345,1367]" pageId="92" pageNumber="411">
<emphasis id="B954030EFF8DFF95FF47FA9FDB7A9D4C" box="[144,292,1346,1367]" italics="true" pageId="92" pageNumber="411">Composition:</emphasis>
One species.
</paragraph>
<paragraph id="8B9FDF1CFF8DFF95FF47FA5BDBEC9DA0" blockId="92.[144,759,1414,1467]" pageId="92" pageNumber="411">
<emphasis id="B954030EFF8DFF95FF47FA5BDB7F9D80" box="[144,289,1414,1435]" italics="true" pageId="92" pageNumber="411">Distribution:</emphasis>
Eastern Atlantic Ocean, off West Africa, Gulf of
<collectingCountry id="F3379F8CFF8DFF95FF3DFA78DB1E9DA0" box="[234,320,1445,1467]" name="Guinea-Bissau" pageId="92" pageNumber="411">Guinea</collectingCountry>
; subtidal.
</paragraph>
</subSubSection>
</treatment>
</document>