treatments-xml/data/11/20/14/11201471F5356F605F46D5F9FACAFE53.xml

<document id="9FD8F4E50E7D0FDB2C21DB6E826BDA73" ID-DOI="10.5852/ejt.2020.699" ID-GBIF-Dataset="76b4bccd-9042-4639-acc4-edf0a812c6b2" ID-ISSN="2118-9773" ID-Zenodo-Dep="3981057" ID-ZooBank="E3A9B4AC-C542-48DF-8549-558AE4192644" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="carolina" IM.tables_approvedBy="carolina" IM.taxonomicNames_approvedBy="felipe" checkinTime="1597239802688" checkinUser="valdenar" docAuthor="Fiege, Dieter &amp; Barnich, Ruth" docDate="2020" docId="11201471F5356F605F46D5F9FACAFE53" docLanguage="en" docName="ejt-699_fiege_barnich.pdf" docOrigin="European Journal of Taxonomy 699" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Mauretanaspis longichaeta Fiege &amp; Barnich 2020, gen. et spec. nov." docType="treatment" docUuid="AA378791-074B-4349-B2E2-235FD632E35C" docUuidSource="ZooBank" docVersion="11" lastPageNumber="10" masterDocId="ED196C09F5366F695D4AD453FFBCFFA7" masterDocTitle="A new genus and species of Sternaspidae (Annelida: Polychaeta) from the deep eastern Atlantic" masterLastPageNumber="13" masterPageNumber="1" pageNumber="4" updateTime="1702000808169" updateUser="plazi" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="47542C2D6AD1DF17C4AD1595AE52CAE1">A new genus and species of Sternaspidae (Annelida: Polychaeta) from the deep eastern Atlantic</mods:title>
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<mods:namePart id="4A4CFEC92F7DE849C23DE4AD5FB5F29E">Fiege, Dieter</mods:namePart>
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<mods:affiliation id="7AC91BAE10C7EC4A2815A5CEA2BAC76F">Forschungsinstitut und Naturmuseum Senckenberg Frankfurt, Sektion Marine Evertebraten II, D- 60325 Frankfurt am Main, Germany.</mods:affiliation>
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<mods:namePart id="10C34BEE21AB9436A3624B45AEE174AD">Barnich, Ruth</mods:namePart>
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<mods:affiliation id="1076060178C572EAA78FE3FC18E38C3A">Thomson Environmental Consultants, Compass House, Surrey Research Park, Guildford, GU 2 7 AG, United Kingdom. &amp; Ruth.</mods:affiliation>
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<mods:title id="A9ED8A5D4192C1679B7D98726D818F5A">European Journal of Taxonomy</mods:title>
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<mods:date id="435AE0ADD24984890A36FDA47740A654">2020</mods:date>
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<treatment id="11201471F5356F605F46D5F9FACAFE53" ID-DOI="http://doi.org/10.5281/zenodo.4324143" ID-GBIF-Taxon="166239942" ID-Zenodo-Dep="4324143" LSID="urn:lsid:zoobank.org:act:AA378791-074B-4349-B2E2-235FD632E35C" httpUri="http://treatment.plazi.org/id/11201471F5356F605F46D5F9FACAFE53" lastPageId="9" lastPageNumber="10" pageId="3" pageNumber="4">
<subSubSection id="D193F6ECF5356F6A5F46D5F9FB94FE63" box="[524,1064,425,452]" pageId="3" pageNumber="4" type="nomenclature">
<paragraph id="9936A567F5356F6A5F46D5F9FB94FE63" blockId="3.[372,1216,425,522]" box="[524,1064,425,452]" pageId="3" pageNumber="4">
<heading id="C27E120BF5356F6A5F46D5F9FB94FE63" box="[524,1064,425,452]" centered="true" fontSize="11" level="2" pageId="3" pageNumber="4" reason="2">
<taxonomicName id="5E89DEE4F5356F6A5F46D5F9FCEAFE63" ID-CoL="85RKV" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[524,854,425,452]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="3" pageNumber="4" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F5356F6A5F46D5F9FCEAFE63" bold="true" box="[524,854,425,452]" italics="true" pageId="3" pageNumber="4">Mauretanaspis longichaeta</emphasis>
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<taxonomicNameLabel id="B0CEC40EF5356F6A5E14D5F9FB94FE63" box="[862,1064,426,452]" pageId="3" pageNumber="4" rank="species">gen. et spec. nov.</taxonomicNameLabel>
</heading>
</paragraph>
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<subSubSection id="D193F6ECF5356F6A5C3ED59EFCC3FDAD" pageId="3" pageNumber="4" type="description">
<paragraph id="9936A567F5356F6A5C3ED59EFB7CFE4F" blockId="3.[372,1216,425,522]" box="[372,1216,461,488]" pageId="3" pageNumber="4">
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urn:lsid:zoobank.org:act: 
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<paragraph id="9936A567F5356F6A5FFED5A3FCC3FDAD" blockId="3.[372,1216,425,522]" box="[692,895,496,522]" pageId="3" pageNumber="4">
<figureCitation id="01B2B9E2F5356F6A5FFED5A3FCA0FDAD" box="[692,796,496,522]" captionStart-0="Fig" captionStart-1="Fig" captionStart-2="Fig" captionStart-3="Fig" captionStartId-0="4.[189,232,1894,1920]" captionStartId-1="5.[189,232,1930,1956]" captionStartId-2="6.[189,232,1789,1815]" captionStartId-3="7.[189,232,1895,1921]" captionTargetBox-0="[282,1304,318,1852]" captionTargetBox-1="[189,1398,1174,1889]" captionTargetBox-2="[189,1398,694,1751]" captionTargetBox-3="[477,1111,318,1852]" captionTargetId-0="figure@4.[282,1304,318,1852]" captionTargetId-1="figure@5.[189,1398,1174,1889]" captionTargetId-2="figure@6.[189,1398,694,1751]" captionTargetId-3="figure@7.[477,1111,318,1852]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionTargetPageId-2="6" captionTargetPageId-3="7" captionText-0="Fig. 1. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm." captionText-1="Fig. 2. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005). A. Dorsal view. B. Lateral view, right side. C. Ventral view showing length of posteriormost lateral chaetae. Abbreviations: lch = lateral chaetae; pro = prostomium. Scale bars: 1 mm." captionText-2="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." captionText-3="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi-0="http://doi.org/10.5281/zenodo.3981059" figureDoi-1="http://doi.org/10.5281/zenodo.3981061" figureDoi-2="http://doi.org/10.5281/zenodo.3981063" figureDoi-3="http://doi.org/10.5281/zenodo.3981065" httpUri-0="https://zenodo.org/record/3981059/files/figure.png" httpUri-1="https://zenodo.org/record/3981061/files/figure.png" httpUri-2="https://zenodo.org/record/3981063/files/figure.png" httpUri-3="https://zenodo.org/record/3981065/files/figure.png" pageId="3" pageNumber="4">Figs 1–4</figureCitation>
, 
<tableCitation id="D40B90DCF5356F6A5E62D5A3FCC3FDAD" box="[808,895,496,522]" captionStart="Table 1" captionStartId="1.[189,258,268,294]" captionTargetPageId="1" captionText="Table 1. Deep-water Sternaspidae known to date." httpUri="http://table.plazi.org/id/CDF6F5EFF5376F685DF7D55FFCBEFE82" pageId="3" pageNumber="4" tableUuid="CDF6F5EFF5376F685DF7D55FFCBEFE82">Table 1</tableCitation>
</paragraph>
</subSubSection>
<subSubSection id="D193F6ECF5356F6A5DF7D661FA90FD3A" pageId="3" pageNumber="4" type="etymology">
<paragraph id="9936A567F5356F6A5DF7D661FEF8FDEB" blockId="3.[189,324,562,588]" box="[189,324,562,588]" pageId="3" pageNumber="4">
<heading id="C27E120BF5356F6A5DF7D661FEF8FDEB" bold="true" box="[189,324,562,588]" fontSize="11" level="3" pageId="3" pageNumber="4" reason="3">
<emphasis id="ABFD7975F5356F6A5DF7D661FEF8FDEB" bold="true" box="[189,324,562,588]" pageId="3" pageNumber="4">Etymology</emphasis>
</heading>
</paragraph>
<paragraph id="9936A567F5356F6A5DF7D633FA90FD3A" blockId="3.[189,1399,608,669]" pageId="3" pageNumber="4">
The species epithet is a combination of the Latin ‘ 
<emphasis id="ABFD7975F5356F6A5E4CD633FCE8FDDD" box="[774,852,608,634]" italics="true" pageId="3" pageNumber="4">longus</emphasis>
’ (= ‘long’) and the Greek ‘ 
<emphasis id="ABFD7975F5356F6A59D8D633FB5CFDDD" box="[1170,1248,608,634]" italics="true" pageId="3" pageNumber="4">chaeta</emphasis>
’ (= ‘bristle’) characterizing the striking length of the posteriormost lateral chaetae of the ventro-caudal shield.
</paragraph>
</subSubSection>
<subSubSection id="D193F6ECF5356F6A5DF7D696FC96F82F" pageId="3" pageNumber="4" type="materials_examined">
<paragraph id="9936A567F5356F6A5DF7D696FE16FD78" blockId="3.[189,426,709,735]" box="[189,426,709,735]" pageId="3" pageNumber="4">
<heading id="C27E120BF5356F6A5DF7D696FE16FD78" bold="true" box="[189,426,709,735]" fontSize="11" level="3" pageId="3" pageNumber="4" reason="3">
<emphasis id="ABFD7975F5356F6A5DF7D696FE16FD78" bold="true" box="[189,426,709,735]" pageId="3" pageNumber="4">Material examined</emphasis>
</heading>
</paragraph>
<materialsCitation id="29E1AF3AF5356F6A5DA0D6A7FD7DFC3C" ID-GBIF-Occurrence="2830975307" collectedFrom="deepsea mud" collectingDate="2018-10-24" collectionCode="MNHN-IA-TYPE" collectorName="Block C" country="Mauritania" elevation="2712" latitude="18.3545" location="NORTHEAST ATLANTIC" longLatPrecision="13" longitude="-17.957333" pageId="3" pageNumber="4" specimenCode="MNHN-IA-TYPE 2005" specimenCount="1" typeStatus="holotype">
<paragraph id="9936A567F5356F6A5DA0D6A7FEE0FCA9" blockId="3.[189,1398,756,923]" box="[234,348,756,782]" pageId="3" pageNumber="4">
<emphasis id="ABFD7975F5356F6A5DA0D6A7FEE0FCA9" bold="true" box="[234,348,756,782]" pageId="3" pageNumber="4">
<typeStatus id="46321BC5F5356F6A5DA0D6A7FEE0FCA9" box="[234,348,756,782]" pageId="3" pageNumber="4" type="holotype">Holotype</typeStatus>
</emphasis>
</paragraph>
<paragraph id="9936A567F5356F6A5DF7D744FD7DFC3C" blockId="3.[189,1398,756,923]" pageId="3" pageNumber="4">
<location id="9C56F3BCF5356F6A5DF7D744FE40FC96" LSID="urn:lsid:plazi:treatment:11201471F5356F605F46D5F9FACAFE53:9C56F3BCF5356F6A5DF7D744FE40FC96" box="[189,508,791,817]" country="Mauritania" latitude="18.3545" longLatPrecision="13" longitude="-17.957333" name="NORTHEAST ATLANTIC" pageId="3" pageNumber="4">NORTHEAST ATLANTIC</location>
– 
<emphasis id="ABFD7975F5356F6A5F5CD745FD69FC97" bold="true" box="[534,725,790,816]" pageId="3" pageNumber="4">
Off 
<collectingCountry id="E19EE5F7F5356F6A5F0CD745FD69FC97" box="[582,725,790,816]" name="Mauritania" pageId="3" pageNumber="4">Mauritania</collectingCountry>
</emphasis>
• 
<specimenCount id="8F8F6EEEF5356F6A5FA0D744FC62FC96" box="[746,990,791,817]" pageId="3" pageNumber="4">1 complete specimen</specimenCount>
(body slightly contracted, introvert fully everted, length 5.0 mm, width 
<quantity id="5E710882F5356F6A5F20D769FD74FCF3" box="[618,712,826,852]" metricMagnitude="-3" metricUnit="m" metricValue="1.6" pageId="3" pageNumber="4" unit="mm" value="1.6">1.6 mm</quantity>
, abdomen length 3.0 mm, left shield plate length 
<quantity id="5E710882F5356F6A585FD769FACFFCF3" box="[1301,1395,826,852]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="4" unit="mm" value="1.2">1.2 mm</quantity>
, width 
<quantity id="5E710882F5356F6A5C4CD70EFEDFFCDF" box="[262,355,861,888]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="3" pageNumber="4" unit="mm" value="0.9">0.9 mm</quantity>
); Block C9, stn C9-15 (B3); 
<geoCoordinate id="FCBDC3A0F5356F6A5FE6D70EFC80FCDF" box="[684,828,859,888]" degrees="18" direction="north" minutes="21.27" orientation="latitude" pageId="3" pageNumber="4" precision="9" value="18.3545">18°21.27′ N</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5E0CD70EFC67FCDF" box="[838,987,859,888]" degrees="17" direction="west" minutes="57.44" orientation="longitude" pageId="3" pageNumber="4" precision="9" value="-17.957333">17°57.44′ W</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5966D70EFB3BFCDF" box="[1068,1159,861,888]" metricMagnitude="3" metricUnit="m" metricValue="2.7119999999999997" pageId="3" pageNumber="4" unit="m" value="2712.0">
<elevation id="12A44254F5356F6A5966D70EFB3BFCDF" box="[1068,1159,861,888]" metricMagnitude="3" metricUnit="m" metricValue="2.7119999999999997" pageId="3" pageNumber="4" unit="m" value="2712.0">2712 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A59D8D70EFA97FCD0" box="[1170,1323,861,887]" pageId="3" pageNumber="4" value="2018-10-24">
<collectingDate id="FD737A4FF5356F6A59D8D70EFA97FCD0" box="[1170,1323,861,887]" pageId="3" pageNumber="4" value="2018-10-24">24 Oct. 2018</collectingDate>
</date>
; 
<collectedFrom id="2A95E69AF5356F6A587FD70EFE9DFC3D" pageId="3" pageNumber="4">deepsea mud</collectedFrom>
, box core; 
<specimenCode id="C92F0D1CF5356F6A5CE8D7D3FD01FC3C" box="[418,701,896,923]" collectionCode="MNHN-IA-TYPE" pageId="3" pageNumber="4">MNHN-IA-TYPE 2005</specimenCode>
.
</paragraph>
</materialsCitation>
<paragraph id="9936A567F5356F6A5DA0D791FEE0FC7B" blockId="3.[189,1398,962,1129]" box="[234,348,962,988]" pageId="3" pageNumber="4">
<emphasis id="ABFD7975F5356F6A5DA0D791FEE0FC7B" bold="true" box="[234,348,962,988]" pageId="3" pageNumber="4">
<typeStatus id="46321BC5F5356F6A5DA0D791FEE0FC7B" box="[234,348,962,988]" pageId="3" pageNumber="4" type="paratype">Paratype</typeStatus>
</emphasis>
</paragraph>
<paragraph id="9936A567F5356F6A5DF7D7B6FEECFBCE" blockId="3.[189,1398,962,1129]" pageId="3" pageNumber="4">
<materialsCitation id="29E1AF3AF5356F6A5DF7D7B6FEF0FBCE" ID-GBIF-Occurrence="2830975310" collectedFrom="deep-sea mud" collectingDate="2018-10-24" collectionCode="SMF" collectorName="Block C" country="Mauritania" elevation="2712" latitude="18.3545" location="NORTHEAST ATLANTIC" longLatPrecision="13" longitude="-17.957333" municipality="NORTHEAST ATLANTIC" pageId="3" pageNumber="4" specimenCode="SMF 27777" specimenCount="1" typeStatus="paratype">
<collectingMunicipality id="79523F1DF5356F6A5DF7D7B6FE42FC58" box="[189,510,997,1023]" pageId="3" pageNumber="4">NORTHEAST ATLANTIC</collectingMunicipality>
– 
<emphasis id="ABFD7975F5356F6A5F56D7B6FD61FC58" bold="true" box="[540,733,997,1023]" pageId="3" pageNumber="4">
Off 
<collectingCountry id="E19EE5F7F5356F6A5F04D7B6FD61FC58" box="[590,733,997,1023]" name="Mauritania" pageId="3" pageNumber="4">Mauritania</collectingCountry>
</emphasis>
• 
<specimenCount id="8F8F6EEEF5356F6A5FBCD7B6FC52FC58" box="[758,1006,997,1023]" pageId="3" pageNumber="4">1 complete specimen</specimenCount>
(introvert partly retracted, length 
<quantity id="5E710882F5356F6A5DF7D05BFEA6FB84" box="[189,282,1032,1059]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="3" pageNumber="4" unit="mm" value="3.5">3.5 mm</quantity>
, width 
<quantity id="5E710882F5356F6A5C25D05BFE77FB84" box="[367,459,1032,1059]" metricMagnitude="-3" metricUnit="m" metricValue="1.8" pageId="3" pageNumber="4" unit="mm" value="1.8">1.8 mm</quantity>
, abdomen length 1.0 mm, left shield plate length 
<quantity id="5E710882F5356F6A5947D05BFBD5FB84" box="[1037,1129,1032,1059]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="4" unit="mm" value="1.2">1.2 mm</quantity>
, width 
<quantity id="5E710882F5356F6A59F4D05BFAA1FB84" box="[1214,1309,1032,1059]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="4" unit="mm" value="1.2">1.2 mm</quantity>
); Block C9, stn C9-15 (B1); 
<geoCoordinate id="FCBDC3A0F5356F6A5CF8D07AFDF8FBE1" box="[434,580,1065,1094]" degrees="18" direction="north" minutes="21.27" orientation="latitude" pageId="3" pageNumber="4" precision="9" value="18.3545">18°21.27′ N</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5F1BD07AFD54FBE1" box="[593,744,1065,1094]" degrees="17" direction="west" minutes="57.44" orientation="longitude" pageId="3" pageNumber="4" precision="9" value="-17.957333">17°57.44′ W</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5E75D078FC20FBE1" box="[831,924,1067,1094]" metricMagnitude="3" metricUnit="m" metricValue="2.7119999999999997" pageId="3" pageNumber="4" unit="m" value="2712.0">
<elevation id="12A44254F5356F6A5E75D078FC20FBE1" box="[831,924,1067,1094]" metricMagnitude="3" metricUnit="m" metricValue="2.7119999999999997" pageId="3" pageNumber="4" unit="m" value="2712.0">2712 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5EE3D078FBFBFBE2" box="[937,1095,1067,1093]" pageId="3" pageNumber="4" value="2018-10-24">
<collectingDate id="FD737A4FF5356F6A5EE3D078FBFBFBE2" box="[937,1095,1067,1093]" pageId="3" pageNumber="4" value="2018-10-24">24 Oct. 2018</collectingDate>
</date>
; 
<collectedFrom id="2A95E69AF5356F6A591ED078FB46FBE2" box="[1108,1274,1067,1093]" pageId="3" pageNumber="4">deep-sea mud</collectedFrom>
, box core; 
<specimenCode id="C92F0D1CF5356F6A5DF7D01CFEF0FBCE" box="[189,332,1103,1129]" pageId="3" pageNumber="4">SMF 27777</specimenCode>
</materialsCitation>
.
</paragraph>
<paragraph id="9936A567F5356F6A5DA0D0C3FE1AFB0D" blockId="3.[189,1399,1168,1335]" box="[234,422,1168,1194]" pageId="3" pageNumber="4">
<emphasis id="ABFD7975F5356F6A5DA0D0C3FE1AFB0D" bold="true" box="[234,422,1168,1194]" pageId="3" pageNumber="4">Other material</emphasis>
</paragraph>
<paragraph id="9936A567F5356F6A5DF7D0E0FEB2FA90" blockId="3.[189,1399,1168,1335]" pageId="3" pageNumber="4">
<materialsCitation id="29E1AF3AF5356F6A5DF7D0E0FEB6FA90" ID-GBIF-Occurrence="2830975306" collectedFrom="deep-sea mud" collectingDate="2018-10-27" collectionCode="SMF" collectorName="Block C" country="Mauritania" elevation="2714" latitude="18.4485" location="NORTHEAST ATLANTIC" longLatPrecision="13" longitude="-17.9875" pageId="3" pageNumber="4" specimenCode="SMF 27776" specimenCount="1">
<location id="9C56F3BCF5356F6A5DF7D0E0FDBCFB6A" LSID="urn:lsid:plazi:treatment:11201471F5356F605F46D5F9FACAFE53:9C56F3BCF5356F6A5DF7D0E0FDBCFB6A" box="[189,512,1203,1229]" country="Mauritania" latitude="18.4485" longLatPrecision="13" longitude="-17.9875" name="NORTHEAST ATLANTIC" pageId="3" pageNumber="4">NORTHEAST ATLANTIC</location>
– 
<emphasis id="ABFD7975F5356F6A5F68D0E0FD59FB6A" bold="true" box="[546,741,1203,1229]" pageId="3" pageNumber="4">
Off 
<collectingCountry id="E19EE5F7F5356F6A5F1CD0E0FD59FB6A" box="[598,741,1203,1229]" name="Mauritania" pageId="3" pageNumber="4">Mauritania</collectingCountry>
</emphasis>
• 
<specimenCount id="8F8F6EEEF5356F6A5E49D0E0FCEBFB69" box="[771,855,1203,1230]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(bad condition, anterior end retracted, length n.d., width 
<quantity id="5E710882F5356F6A5C0BD085FE21FB56" box="[321,413,1238,1265]" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="3" pageNumber="4" unit="mm" value="2.6">2.6 mm</quantity>
, abdomen length 
<quantity id="5E710882F5356F6A5F21D085FD7BFB56" box="[619,711,1238,1265]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="3" pageNumber="4" unit="mm" value="3.7">3.7 mm</quantity>
, left shield plate length 
<quantity id="5E710882F5356F6A5E97D085FB86FB56" box="[989,1082,1238,1265]" metricMagnitude="-3" metricUnit="m" metricValue="1.6" pageId="3" pageNumber="4" unit="mm" value="1.6">1.6 mm</quantity>
, width 1.0 mm); Block C9, stn C9-20 (B1); 
<geoCoordinate id="FCBDC3A0F5356F6A5C37D0ABFDB2FAB3" box="[381,526,1272,1300]" degrees="18" direction="north" minutes="26.91" orientation="latitude" pageId="3" pageNumber="4" precision="9" value="18.4485">18°26.91′ N</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5F50D0ABFD0CFAB3" box="[538,688,1272,1300]" degrees="17" direction="west" minutes="59.25" orientation="longitude" pageId="3" pageNumber="4" precision="9" value="-17.9875">17°59.25′ W</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5E4FD0A9FCDDFAB3" box="[773,865,1274,1300]" metricMagnitude="3" metricUnit="m" metricValue="2.7139999999999995" pageId="3" pageNumber="4" unit="m" value="2714.0">
<elevation id="12A44254F5356F6A5E4FD0A9FCDDFAB3" box="[773,865,1274,1300]" metricMagnitude="3" metricUnit="m" metricValue="2.7139999999999995" pageId="3" pageNumber="4" unit="m" value="2714.0">2714 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5E27D0A9FBB5FAB3" box="[877,1033,1274,1300]" pageId="3" pageNumber="4" value="2018-10-27">
<collectingDate id="FD737A4FF5356F6A5E27D0A9FBB5FAB3" box="[877,1033,1274,1300]" pageId="3" pageNumber="4" value="2018-10-27">27 Oct. 2018</collectingDate>
</date>
; 
<collectedFrom id="2A95E69AF5356F6A595FD0AAFB06FAB4" box="[1045,1210,1273,1299]" pageId="3" pageNumber="4">deep-sea mud</collectedFrom>
, box core; 
<specimenCode id="C92F0D1CF5356F6A5876D0A9FEB6FA90" pageId="3" pageNumber="4">SMF 27776</specimenCode>
</materialsCitation>
.
</paragraph>
<paragraph id="9936A567F5356F6A5DF7D10DFC96F82F" blockId="3.[189,1399,1374,1929]" pageId="3" pageNumber="4">
<materialsCitation id="29E1AF3AF5356F6A5DF7D10DFB90FA18" ID-GBIF-Occurrence="2830975302" collectingDate="2018-09-07" collectionCode="MNHN-IA-PNT" country="Angola" elevation="2935" latitude="-6.8851166" location="SOUTHEAST ATLANTIC" longLatPrecision="1" longitude="10.5127" pageId="3" pageNumber="4" specimenCode="MNHN-IA-PNT 120" specimenCount="1">
<location id="9C56F3BCF5356F6A5DF7D10DFE46FADF" LSID="urn:lsid:plazi:treatment:11201471F5356F605F46D5F9FACAFE53:9C56F3BCF5356F6A5DF7D10DFE46FADF" box="[189,506,1374,1400]" country="Angola" latitude="-6.8851166" longLatPrecision="1" longitude="10.5127" name="SOUTHEAST ATLANTIC" pageId="3" pageNumber="4">SOUTHEAST ATLANTIC</location>
– 
<emphasis id="ABFD7975F5356F6A5F58D10DFD25FADF" bold="true" box="[530,665,1374,1400]" pageId="3" pageNumber="4">
Off 
<collectingCountry id="E19EE5F7F5356F6A5F75D10DFD25FADF" box="[575,665,1374,1400]" name="Angola" pageId="3" pageNumber="4">Angola</collectingCountry>
</emphasis>
• 
<specimenCount id="8F8F6EEEF5356F6A5FE6D10DFD47FADE" box="[684,763,1374,1401]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(juvenile with capillary chaetae in pre-shield segments, without gonopodial lobes, anterior end missing, length n.d., width 
<quantity id="5E710882F5356F6A5E8ED1D2FB8DFA3B" box="[964,1073,1409,1436]" metricMagnitude="-4" metricUnit="m" metricValue="3.5" pageId="3" pageNumber="4" unit="mm" value="0.35">0.35 mm</quantity>
); stn S48-03A; 
<geoCoordinate id="FCBDC3A0F5356F6A59ADD12CFACDFA3C" box="[1255,1393,1407,1435]" degrees="6" direction="south" minutes="53.107" orientation="latitude" pageId="3" pageNumber="4" precision="1" value="-6.8851166">6°53.107′ S</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5DF7D1F0FEE7FA18" box="[189,347,1443,1471]" degrees="10" direction="east" minutes="30.762" orientation="longitude" pageId="3" pageNumber="4" precision="1" value="10.5127">10°30.762′ E</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5CF8D1F7FDACFA18" box="[434,528,1444,1471]" metricMagnitude="3" metricUnit="m" metricValue="2.935" pageId="3" pageNumber="4" unit="m" value="2935.0">
<elevation id="12A44254F5356F6A5CF8D1F7FDACFA18" box="[434,528,1444,1471]" metricMagnitude="3" metricUnit="m" metricValue="2.935" pageId="3" pageNumber="4" unit="m" value="2935.0">2935 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5F57D1F6FD13FA18" box="[541,687,1445,1471]" pageId="3" pageNumber="4" value="2018-09-07">
<collectingDate id="FD737A4FF5356F6A5F57D1F6FD13FA18" box="[541,687,1445,1471]" pageId="3" pageNumber="4" value="2018-09-07">7 Sep. 2018</collectingDate>
</date>
; box core; 
<specimenCode id="C92F0D1CF5356F6A5E7ED1F6FB90FA18" box="[820,1068,1445,1471]" collectionCode="MNHN-IA-PNT" pageId="3" pageNumber="4">MNHN-IA-PNT 120</specimenCode>
</materialsCitation>
• 
<materialsCitation id="29E1AF3AF5356F6A590DD1F6FC78F9A2" ID-GBIF-Occurrence="2830975305" collectingDate="2018-09-09" collectionCode="SMF" elevation="2736" latitude="-6.9841166" longLatPrecision="1" longitude="10.612467" pageId="3" pageNumber="4" specimenCode="SMF 28061" specimenCount="1">
<specimenCount id="8F8F6EEEF5356F6A590DD1F6FB27FA18" box="[1095,1179,1445,1471]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(juvenile, anterior end damaged, length n.d., width 
<quantity id="5E710882F5356F6A5F08D19BFD12FA45" box="[578,686,1480,1507]" metricMagnitude="-4" metricUnit="m" metricValue="6.5" pageId="3" pageNumber="4" unit="mm" value="0.65">0.65 mm</quantity>
, left shield plate length 
<quantity id="5E710882F5356F6A5E81D19BFB97FA45" box="[971,1067,1480,1507]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="4" unit="mm" value="0.5">0.5 mm</quantity>
); stn S48-08A; 
<geoCoordinate id="FCBDC3A0F5356F6A59AFD195FACDFA45" box="[1253,1393,1478,1506]" degrees="6" direction="south" minutes="59.047" orientation="latitude" pageId="3" pageNumber="4" precision="1" value="-6.9841166">6°59.047′ S</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5DF7D1BAFEE7F9A2" box="[189,347,1513,1541]" degrees="10" direction="east" minutes="36.748" orientation="longitude" pageId="3" pageNumber="4" precision="1" value="10.612467">10°36.748′ E</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5CF9D1B8FDADF9A2" box="[435,529,1515,1541]" metricMagnitude="3" metricUnit="m" metricValue="2.736" pageId="3" pageNumber="4" unit="m" value="2736.0">
<elevation id="12A44254F5356F6A5CF9D1B8FDADF9A2" box="[435,529,1515,1541]" metricMagnitude="3" metricUnit="m" metricValue="2.736" pageId="3" pageNumber="4" unit="m" value="2736.0">2736 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5F55D1B8FD0DF9A2" box="[543,689,1515,1541]" pageId="3" pageNumber="4" value="2018-09-09">
<collectingDate id="FD737A4FF5356F6A5F55D1B8FD0DF9A2" box="[543,689,1515,1541]" pageId="3" pageNumber="4" value="2018-09-09">9 Sep. 2018</collectingDate>
</date>
; box core; 
<specimenCode id="C92F0D1CF5356F6A5E7DD1B8FC78F9A2" box="[823,964,1515,1541]" pageId="3" pageNumber="4">SMF 28061</specimenCode>
</materialsCitation>
• 
<materialsCitation id="29E1AF3AF5356F6A5EABD1B8FC88F9EC" ID-GBIF-Occurrence="2830975304" collectingDate="2018-09-14" collectionCode="SMF" elevation="4373" latitude="-7.0821834" longLatPrecision="1" longitude="10.216717" pageId="3" pageNumber="4" specimenCode="SMF 28062" specimenCount="1">
<specimenCount id="8F8F6EEEF5356F6A5EABD1B8FB88F9A2" box="[993,1076,1515,1541]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(gonopodial lobes present, length 
<quantity id="5E710882F5356F6A5C44D25DFED7F98E" box="[270,363,1550,1577]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="3" pageNumber="4" unit="mm" value="3.2">3.2 mm</quantity>
, width 
<quantity id="5E710882F5356F6A5C8BD25DFDA2F98E" box="[449,542,1550,1577]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" pageId="3" pageNumber="4" unit="mm" value="1.1">1.1 mm</quantity>
, left shield plate length 
<quantity id="5E710882F5356F6A5E7DD25DFC2AF98E" box="[823,918,1550,1577]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" pageId="3" pageNumber="4" unit="mm" value="1.1">1.1 mm</quantity>
); stn S48-09C; 
<geoCoordinate id="FCBDC3A0F5356F6A5901D25FFB74F98F" box="[1099,1224,1548,1576]" degrees="7" direction="south" minutes="4.931" orientation="latitude" pageId="3" pageNumber="4" precision="1" value="-7.0821834">7°4.931′ S</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A599FD25FFACDF98E" box="[1237,1393,1548,1577]" degrees="10" direction="east" minutes="13.003" orientation="longitude" pageId="3" pageNumber="4" precision="1" value="10.216717">10°13.003′ E</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5C43D262FED4F9EB" box="[265,360,1585,1612]" metricMagnitude="3" metricUnit="m" metricValue="4.373" pageId="3" pageNumber="4" unit="m" value="4373.0">
<elevation id="12A44254F5356F6A5C43D262FED4F9EB" box="[265,360,1585,1612]" metricMagnitude="3" metricUnit="m" metricValue="4.373" pageId="3" pageNumber="4" unit="m" value="4373.0">4373 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5C3DD262FDA7F9EC" box="[375,539,1585,1611]" pageId="3" pageNumber="4" value="2018-09-14">
<collectingDate id="FD737A4FF5356F6A5C3DD262FDA7F9EC" box="[375,539,1585,1611]" pageId="3" pageNumber="4" value="2018-09-14">14 Sep. 2018</collectingDate>
</date>
; box core; 
<specimenCode id="C92F0D1CF5356F6A5FECD262FC88F9EC" box="[678,820,1585,1611]" pageId="3" pageNumber="4">SMF 28062</specimenCode>
</materialsCitation>
• 
<materialsCitation id="29E1AF3AF5356F6A5E1ED262FADEF935" ID-GBIF-Occurrence="2830975301" collectingDate="2018-09-14" collectionCode="MNCN" elevation="4363" latitude="-7.1833" longLatPrecision="1" longitude="10.217733" pageId="3" pageNumber="4" specimenCode="MNCN 16.01/18762" specimenCount="1">
<specimenCount id="8F8F6EEEF5356F6A5E1ED262FC15F9EB" box="[852,937,1585,1612]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(juvenile, body wall translucent, with chaetae in some abdominal segments, without gonopodial lobes, length 
<quantity id="5E710882F5356F6A596BD207FB3DF9C8" box="[1057,1153,1620,1647]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="4" unit="mm" value="2.5">2.5 mm</quantity>
, width 
<quantity id="5E710882F5356F6A5996D206FA82F9C8" box="[1244,1342,1621,1647]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="3" pageNumber="4" unit="mm" value="0.9">0.9 mm</quantity>
); stn S48-14C; 
<geoCoordinate id="FCBDC3A0F5356F6A5C72D225FE7AF935" box="[312,454,1654,1682]" degrees="7" direction="south" minutes="10.998" orientation="latitude" pageId="3" pageNumber="4" precision="1" value="-7.1833">7°10.998′ S</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5C9CD225FDC9F935" box="[470,629,1654,1682]" degrees="10" direction="east" minutes="13.064" orientation="longitude" pageId="3" pageNumber="4" precision="1" value="10.217733">10°13.064′ E</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5F9AD22BFC93F935" box="[720,815,1656,1682]" metricMagnitude="3" metricUnit="m" metricValue="4.363" pageId="3" pageNumber="4" unit="m" value="4363.0">
<elevation id="12A44254F5356F6A5F9AD22BFC93F935" box="[720,815,1656,1682]" metricMagnitude="3" metricUnit="m" metricValue="4.363" pageId="3" pageNumber="4" unit="m" value="4363.0">4363 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5E74D22BFC5EF935" box="[830,994,1656,1682]" pageId="3" pageNumber="4" value="2018-09-14">
<collectingDate id="FD737A4FF5356F6A5E74D22BFC5EF935" box="[830,994,1656,1682]" pageId="3" pageNumber="4" value="2018-09-14">14 Sep. 2018</collectingDate>
</date>
; box core; 
<specimenCode id="C92F0D1CF5356F6A5926D22BFADEF935" box="[1132,1378,1656,1682]" pageId="3" pageNumber="4">MNCN 16.01/18762</specimenCode>
</materialsCitation>
• 
<materialsCitation id="29E1AF3AF5356F6A5DF7D2C8FBA3F95C" ID-GBIF-Occurrence="2830975309" collectingDate="2018-09-15" collectionCode="MNCN" elevation="4375" latitude="-7.3859835" longLatPrecision="1" longitude="10.41535" pageId="3" pageNumber="4" specimenCode="MNCN 16.01/18763" specimenCount="1">
<specimenCount id="8F8F6EEEF5356F6A5DF7D2C8FEAEF912" box="[189,274,1691,1717]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(strongly bent and wrinkled, gonopodial lobes not seen, posteriormost lateral chaetae ca 4× length of body, length n.d., width n.d., left shield plate length 1.0 mm); stn S48-23A; 
<geoCoordinate id="FCBDC3A0F5356F6A59A8D2EFFACDF97F" box="[1250,1393,1724,1752]" degrees="7" direction="south" minutes="23.159" orientation="latitude" pageId="3" pageNumber="4" precision="1" value="-7.3859835">7°23.159′ S</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5DF7D28CFEE5F95B" box="[189,345,1759,1788]" degrees="10" direction="east" minutes="24.921" orientation="longitude" pageId="3" pageNumber="4" precision="1" value="10.41535">10°24.921′ E</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5CE6D2B2FDBBF95B" box="[428,519,1761,1788]" metricMagnitude="3" metricUnit="m" metricValue="4.375" pageId="3" pageNumber="4" unit="m" value="4375.0">
<elevation id="12A44254F5356F6A5CE6D2B2FDBBF95B" box="[428,519,1761,1788]" metricMagnitude="3" metricUnit="m" metricValue="4.375" pageId="3" pageNumber="4" unit="m" value="4375.0">4375 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5F58D2B2FD12F95C" box="[530,686,1761,1788]" pageId="3" pageNumber="4" value="2018-09-15">
<collectingDate id="FD737A4FF5356F6A5F58D2B2FD12F95C" box="[530,686,1761,1788]" pageId="3" pageNumber="4" value="2018-09-15">15 Sep. 2018</collectingDate>
</date>
; box core; 
<specimenCode id="C92F0D1CF5356F6A5E67D2B2FBA3F95C" box="[813,1055,1761,1787]" pageId="3" pageNumber="4">MNCN 16.01/18763</specimenCode>
</materialsCitation>
• 
<materialsCitation id="29E1AF3AF5356F6A597CD2B2FDA9F8E5" ID-GBIF-Occurrence="2830975308" collectingDate="2018-09-15" collectionCode="DBUA" elevation="4375" latitude="-7.3859835" longLatPrecision="1" longitude="10.41535" pageId="3" pageNumber="4" specimenCode="DBUA0002349.01" specimenCount="1">
<specimenCount id="8F8F6EEEF5356F6A597CD2B2FB3BF95B" box="[1078,1159,1761,1788]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(juvenile, body wall translucent, anterior end missing); stn S48-23B; 
<geoCoordinate id="FCBDC3A0F5356F6A5FA5D350FCC4F8B8" box="[751,888,1795,1823]" degrees="7" direction="south" minutes="23.159" orientation="latitude" pageId="3" pageNumber="4" precision="1" value="-7.3859835">7°23.159′ S</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A5ECED350FBA3F8B8" box="[900,1055,1795,1823]" degrees="10" direction="east" minutes="24.921" orientation="longitude" pageId="3" pageNumber="4" precision="1" value="10.41535">10°24.921′ E</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A593BD357FB70F8B8" box="[1137,1228,1796,1823]" metricMagnitude="3" metricUnit="m" metricValue="4.375" pageId="3" pageNumber="4" unit="m" value="4375.0">
<elevation id="12A44254F5356F6A593BD357FB70F8B8" box="[1137,1228,1796,1823]" metricMagnitude="3" metricUnit="m" metricValue="4.375" pageId="3" pageNumber="4" unit="m" value="4375.0">4375 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A599DD357FACEF8B8" box="[1239,1394,1796,1823]" pageId="3" pageNumber="4" value="2018-09-15">
<collectingDate id="FD737A4FF5356F6A599DD357FACEF8B8" box="[1239,1394,1796,1823]" pageId="3" pageNumber="4" value="2018-09-15">15 Sep. 2018</collectingDate>
</date>
; box core; 
<specimenCode id="C92F0D1CF5356F6A5C7DD37BFDA9F8E5" box="[311,533,1832,1858]" collectionCode="DBUA" country="Portugal" httpUri="http://grbio.org/cool/p469-157j" name="Zoological Collection of the Biology Department, University of the Azores" pageId="3" pageNumber="4">DBUA0002349.01</specimenCode>
</materialsCitation>
• 
<materialsCitation id="29E1AF3AF5356F6A5F79D37BFC9BF82F" ID-GBIF-Occurrence="2830975303" collectingDate="2018-09-10" collectionCode="DBUA" elevation="4191" latitude="-6.9785833" longLatPrecision="1" longitude="10.295683" pageId="3" pageNumber="4" specimenCode="DBUA0002349.02" specimenCount="1">
<specimenCount id="8F8F6EEEF5356F6A5F79D37BFD34F8E5" box="[563,648,1832,1858]" pageId="3" pageNumber="4" type="generic">1 spec.</specimenCount>
(anterior end retracted, gonopodial lobes retracted but visible, length n.d., width n.d., left shield plate length 1.0 mm); stn S48-26C; 
<geoCoordinate id="FCBDC3A0F5356F6A5EB9D31AFBC2F8C2" box="[1011,1150,1865,1893]" degrees="6" direction="south" minutes="58.715" orientation="latitude" pageId="3" pageNumber="4" precision="1" value="-6.9785833">6°58.715′ S</geoCoordinate>
, 
<geoCoordinate id="FCBDC3A0F5356F6A59C6D31AFA94F8C2" box="[1164,1320,1865,1893]" degrees="10" direction="east" minutes="17.741" orientation="longitude" pageId="3" pageNumber="4" precision="1" value="10.295683">10°17.741′ E</geoCoordinate>
; depth 
<quantity id="5E710882F5356F6A5DF7D33DFEA5F82E" box="[189,281,1902,1929]" metricMagnitude="3" metricUnit="m" metricValue="4.191" pageId="3" pageNumber="4" unit="m" value="4191.0">
<elevation id="12A44254F5356F6A5DF7D33DFEA5F82E" box="[189,281,1902,1929]" metricMagnitude="3" metricUnit="m" metricValue="4.191" pageId="3" pageNumber="4" unit="m" value="4191.0">4191 m</elevation>
</quantity>
; 
<date id="ED3783A7F5356F6A5C6FD33DFE7FF82F" box="[293,451,1902,1928]" pageId="3" pageNumber="4" value="2018-09-10">
<collectingDate id="FD737A4FF5356F6A5C6FD33DFE7FF82F" box="[293,451,1902,1928]" pageId="3" pageNumber="4" value="2018-09-10">10 Sep. 2018</collectingDate>
</date>
; box core; 
<specimenCode id="C92F0D1CF5356F6A5F0ED33DFC9BF82F" box="[580,807,1902,1928]" collectionCode="DBUA" country="Portugal" httpUri="http://grbio.org/cool/p469-157j" name="Zoological Collection of the Biology Department, University of the Azores" pageId="3" pageNumber="4">DBUA0002349.02</specimenCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<caption id="CDF6F5EFF5326F6D5DF7D335FE81F84C" ID-DOI="http://doi.org/10.5281/zenodo.3981059" ID-Zenodo-Dep="3981059" httpUri="https://zenodo.org/record/3981059/files/figure.png" pageId="4" pageNumber="5" startId="4.[189,232,1894,1920]" targetBox="[282,1304,318,1852]" targetPageId="4">
<paragraph id="9936A567F5326F6D5DF7D335FE81F84C" blockId="4.[189,1399,1894,2027]" pageId="4" pageNumber="5">
<emphasis id="ABFD7975F5326F6D5DF7D335FEB7F827" bold="true" box="[189,267,1894,1920]" pageId="4" pageNumber="5">Fig. 1.</emphasis>
<taxonomicName id="5E89DEE4F5326F6D5C59D334FDEFF827" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[275,595,1894,1920]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="4" pageNumber="5" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F5326F6D5C59D334FDEFF827" box="[275,595,1894,1920]" italics="true" pageId="4" pageNumber="5">Mauretanaspis longichaeta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B0CEC40EF5326F6D5F16D334FC96F826" box="[604,810,1895,1921]" pageId="4" pageNumber="5" rank="species">gen. et spec. nov.</taxonomicNameLabel>
, holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm.
</paragraph>
</caption>
<subSubSection id="D193F6ECF5336F615DF7D558FCAAFDDB" lastPageId="8" lastPageNumber="9" pageId="5" pageNumber="6" type="description">
<paragraph id="9936A567F5336F6C5DF7D558FEF2FE82" blockId="5.[189,334,267,293]" box="[189,334,267,293]" pageId="5" pageNumber="6">
<heading id="C27E120BF5336F6C5DF7D558FEF2FE82" bold="true" box="[189,334,267,293]" fontSize="11" level="3" pageId="5" pageNumber="6" reason="3">
<emphasis id="ABFD7975F5336F6C5DF7D558FEF2FE82" bold="true" box="[189,334,267,293]" pageId="5" pageNumber="6">Description</emphasis>
</heading>
</paragraph>
<paragraph id="9936A567F5336F6C5DF7D56AFBB5FED1" blockId="5.[189,1398,313,375]" pageId="5" pageNumber="6">
Based on 
<typeStatus id="46321BC5F5336F6C5C7FD56AFE20FEF4" box="[309,412,313,339]" pageId="5" pageNumber="6" type="holotype">holotype</typeStatus>
(
<figureCitation id="01B2B9E2F5336F6C5CE7D56AFE46FEF3" box="[429,506,313,340]" captionStart="Fig" captionStartId="4.[189,232,1894,1920]" captionTargetBox="[282,1304,318,1852]" captionTargetId="figure@4.[282,1304,318,1852]" captionTargetPageId="4" captionText="Fig. 1. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981059" httpUri="https://zenodo.org/record/3981059/files/figure.png" pageId="5" pageNumber="6">Figs 1</figureCitation>
, 
<figureCitation id="01B2B9E2F5336F6C5F40D569FDA4FEF3" box="[522,536,314,340]" captionStart="Fig" captionStartId="5.[189,232,1930,1956]" captionTargetBox="[189,1398,1174,1889]" captionTargetId="figure@5.[189,1398,1174,1889]" captionTargetPageId="5" captionText="Fig. 2. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005). A. Dorsal view. B. Lateral view, right side. C. Ventral view showing length of posteriormost lateral chaetae. Abbreviations: lch = lateral chaetae; pro = prostomium. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981061" httpUri="https://zenodo.org/record/3981061/files/figure.png" pageId="5" pageNumber="6">2</figureCitation>
A–C, 3A–C), complete specimen (body slightly contracted but introvert fully everted), complemented by 
<typeStatus id="46321BC5F5336F6C5F09D50EFD14FED0" box="[579,680,349,375]" pageId="5" pageNumber="6" type="paratype">paratype</typeStatus>
(
<figureCitation id="01B2B9E2F5336F6C5FF2D50FFD41FED0" box="[696,765,348,375]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="5" pageNumber="6">Fig. 4</figureCitation>
A–C) where indicated.
</paragraph>
<paragraph id="9936A567F5336F6C5DF7D5CCFE4BFE1F" blockId="5.[189,503,414,441]" box="[189,503,414,441]" pageId="5" pageNumber="6">BODY COLOUR. Pale yellow.</paragraph>
<paragraph id="9936A567F5336F6C5DF7D5B3FBF2FE5E" blockId="5.[189,1102,479,506]" box="[189,1102,479,506]" pageId="5" pageNumber="6">PROSTOMIUM. Small hemispherical cupule, pale, semi translucent. Eyes absent.</paragraph>
<paragraph id="9936A567F5336F6C5DF7D672FDF6FDF9" blockId="5.[189,1398,545,606]" pageId="5" pageNumber="6">PERISTOMIUM. Surrounding mouth projecting to level of prostomial cupule, about 1.5 × diameter of prostomium. Mouth small, round.</paragraph>
<paragraph id="9936A567F5336F6C5DF7D6D5FEC9FC31" blockId="5.[189,1399,645,918]" pageId="5" pageNumber="6">
INTROVERT. First three chaetigers each with 15–17 hooks on either side (segment 1: left 9 +6 small, right 8 +8; 2: left 9+ 7, right 9 +8; 3: left 9+6, right 8+7); hooks golden, tapering to blunt transparent tip; decreasing gradually in length and diameter from dorsal to ventral in each fascicle. Ventralmost 6–8 hooks small to minute. Hooks equally spaced in fully everted introvert (
<figureCitation id="01B2B9E2F5336F6C5912D6BCFB19FCAE" box="[1112,1189,751,777]" captionStart="Fig" captionStartId="4.[189,232,1894,1920]" captionTargetBox="[282,1304,318,1852]" captionTargetId="figure@4.[282,1304,318,1852]" captionTargetPageId="4" captionText="Fig. 1. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981059" httpUri="https://zenodo.org/record/3981059/files/figure.png" pageId="5" pageNumber="6">Figs 1</figureCitation>
, 
<figureCitation id="01B2B9E2F5336F6C59FFD6BCFB7FFCAE" box="[1205,1219,751,777]" captionStart="Fig" captionStartId="5.[189,232,1930,1956]" captionTargetBox="[189,1398,1174,1889]" captionTargetId="figure@5.[189,1398,1174,1889]" captionTargetPageId="5" captionText="Fig. 2. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005). A. Dorsal view. B. Lateral view, right side. C. Ventral view showing length of posteriormost lateral chaetae. Abbreviations: lch = lateral chaetae; pro = prostomium. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981061" httpUri="https://zenodo.org/record/3981061/files/figure.png" pageId="5" pageNumber="6">2</figureCitation>
A–C, 3A, 4A). Minute drop-shaped papillae in single rows parallel to segmental folds dorsally in segments 1–3. Body damaged ventrally on segments 3–4 with oesophagus protruding (
<figureCitation id="01B2B9E2F5336F6C5E9FD766FB9DFCF7" box="[981,1057,821,848]" captionStart="Fig" captionStartId="4.[189,232,1894,1920]" captionTargetBox="[282,1304,318,1852]" captionTargetId="figure@4.[282,1304,318,1852]" captionTargetPageId="4" captionText="Fig. 1. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981059" httpUri="https://zenodo.org/record/3981059/files/figure.png" pageId="5" pageNumber="6">Figs 1</figureCitation>
, 
<figureCitation id="01B2B9E2F5336F6C5978D765FBEBFCF7" box="[1074,1111,822,848]" captionStart="Fig" captionStartId="5.[189,232,1930,1956]" captionTargetBox="[189,1398,1174,1889]" captionTargetId="figure@5.[189,1398,1174,1889]" captionTargetPageId="5" captionText="Fig. 2. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005). A. Dorsal view. B. Lateral view, right side. C. Ventral view showing length of posteriormost lateral chaetae. Abbreviations: lch = lateral chaetae; pro = prostomium. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981061" httpUri="https://zenodo.org/record/3981061/files/figure.png" pageId="5" pageNumber="6">2C</figureCitation>
, 
<figureCitation id="01B2B9E2F5336F6C592CD765FB31FCF7" box="[1126,1165,822,848]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="5" pageNumber="6">3A</figureCitation>
). Gonopodial lobes small, digitiform, protruding ventrolaterally from intersegmental groove between segments 5 and 6 (
<figureCitation id="01B2B9E2F5336F6C5D8FD72FFEACFC31" box="[197,272,892,918]" captionStart="Fig" captionStartId="4.[189,232,1894,1920]" captionTargetBox="[282,1304,318,1852]" captionTargetId="figure@4.[282,1304,318,1852]" captionTargetPageId="4" captionText="Fig. 1. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981059" httpUri="https://zenodo.org/record/3981059/files/figure.png" pageId="5" pageNumber="6">Figs 1</figureCitation>
, 
<figureCitation id="01B2B9E2F5336F6C5C54D72FFE91FC31" box="[286,301,892,918]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="5" pageNumber="6">4</figureCitation>
A–B).
</paragraph>
<paragraph id="9936A567F5336F6C5DF7D7EDFADBFBC3" blockId="5.[189,1399,957,1125]" pageId="5" pageNumber="6">
ANTERIOR ABDOMEN (PRE- SHIELD REGION). Comprising eight segments. Body papillae minute, round, forming single rows close to intersegmental folds, sometimes obscured by sediment particles (
<figureCitation id="01B2B9E2F5336F6C5869D7B3FAD3FC5C" box="[1315,1391,992,1019]" captionStart="Fig" captionStartId="4.[189,232,1894,1920]" captionTargetBox="[282,1304,318,1852]" captionTargetId="figure@4.[282,1304,318,1852]" captionTargetPageId="4" captionText="Fig. 1. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981059" httpUri="https://zenodo.org/record/3981059/files/figure.png" pageId="5" pageNumber="6">Figs 1</figureCitation>
, 
<figureCitation id="01B2B9E2F5336F6C5DF7D057FF5FFBB9" box="[189,227,1028,1054]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="5" pageNumber="6">4B</figureCitation>
). Most pre-shield segments of 
<typeStatus id="46321BC5F5336F6C5F0BD057FD14FBB9" box="[577,680,1028,1054]" pageId="5" pageNumber="6" type="holotype">holotype</typeStatus>
with smooth median surface on ventral side, possibly abraded, and few, short, filamentous papillae on lateral sides; in 
<typeStatus id="46321BC5F5336F6C5E0BD07BFC1AFBE5" box="[833,934,1064,1090]" pageId="5" pageNumber="6" type="paratype">paratype</typeStatus>
median surface papillated (
<figureCitation id="01B2B9E2F5336F6C59A3D074FA8FFBE6" box="[1257,1331,1063,1089]" captionStart="Fig" captionStartId="4.[189,232,1894,1920]" captionTargetBox="[282,1304,318,1852]" captionTargetId="figure@4.[282,1304,318,1852]" captionTargetPageId="4" captionText="Fig. 1. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005), ventral view. Abbreviation: pch = posterior shield chaetae; * = body damaged with oesophagus protruding; numbers 1–13 = anterior and pre-shield segments; arrowheads = gonopodial lobes; arrows = body papillae. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981059" httpUri="https://zenodo.org/record/3981059/files/figure.png" pageId="5" pageNumber="6">Figs 1</figureCitation>
, 
<figureCitation id="01B2B9E2F5336F6C580BD074FAD6FBE6" box="[1345,1386,1063,1089]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="5" pageNumber="6">4A</figureCitation>
). Few filamentous papillae among adhering sediment particles on segments anterior to branchial plates.
</paragraph>
<caption id="CDF6F5EFF5336F6C5DF7D3D9FB9FF84C" ID-DOI="http://doi.org/10.5281/zenodo.3981061" ID-Zenodo-Dep="3981061" httpUri="https://zenodo.org/record/3981061/files/figure.png" pageId="5" pageNumber="6" startId="5.[189,232,1930,1956]" targetBox="[189,1398,1174,1889]" targetPageId="5">
<paragraph id="9936A567F5336F6C5DF7D3D9FB9FF84C" blockId="5.[189,1399,1930,2027]" pageId="5" pageNumber="6">
<emphasis id="ABFD7975F5336F6C5DF7D3D9FEB2F803" bold="true" box="[189,270,1930,1956]" pageId="5" pageNumber="6">Fig. 2.</emphasis>
<taxonomicName id="5E89DEE4F5336F6C5C53D3D8FDE1F803" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[281,605,1930,1956]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="5" pageNumber="6" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F5336F6C5C53D3D8FDE1F803" box="[281,605,1930,1956]" italics="true" pageId="5" pageNumber="6">Mauretanaspis longichaeta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B0CEC40EF5336F6C5F22D3D8FC83F802" box="[616,831,1931,1957]" pageId="5" pageNumber="6" rank="species">gen. et spec. nov.</taxonomicNameLabel>
, holotype (MNHN-IA-TYPE 2005). 
<emphasis id="ABFD7975F5336F6C584BD3D9FAAAF803" bold="true" box="[1281,1302,1930,1956]" pageId="5" pageNumber="6">A</emphasis>
. Dorsal view. 
<emphasis id="ABFD7975F5336F6C5C4DD3FDFEA7F86F" bold="true" box="[263,283,1966,1992]" pageId="5" pageNumber="6">B</emphasis>
. Lateral view, right side. 
<emphasis id="ABFD7975F5336F6C5F14D3FEFDCFF860" bold="true" box="[606,627,1965,1991]" pageId="5" pageNumber="6">C</emphasis>
. Ventral view showing length of posteriormost lateral chaetae. Abbreviations: lch = lateral chaetae; pro = prostomium. Scale bars: 1 mm.
</paragraph>
</caption>
<paragraph id="9936A567F5306F6F5DF7D55FFD0CFD98" blockId="6.[189,1399,267,575]" pageId="6" pageNumber="7">
VENTRO- CAUDAL SHIELD. Densely covered by fine, firmly adhering sediment particles. Shield colour light brown, obscured by dense cover of sediment. Colour most intense around anterior end of median suture (sediment abraded in 
<typeStatus id="46321BC5F5306F6F5CF7D501FD9BFECB" box="[445,551,338,364]" pageId="6" pageNumber="7" type="holotype">holotype</typeStatus>
, not abraded in 
<typeStatus id="46321BC5F5306F6F5FACD501FCF1FECB" box="[742,845,338,364]" pageId="6" pageNumber="7" type="paratype">paratype</typeStatus>
) (
<figureCitation id="01B2B9E2F5306F6F5E2FD501FC7AFECB" box="[869,966,338,364]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="6" pageNumber="7">Figs 3B</figureCitation>
, 
<figureCitation id="01B2B9E2F5306F6F5E99D501FC47FECB" box="[979,1019,338,364]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="6" pageNumber="7">4A</figureCitation>
). No structures (ribs, concentric rings) visible due to sediment cover. Anterior margins slightly rounded, anterior depression shallow, covered by sediment; anterior keels faintly visible (
<figureCitation id="01B2B9E2F5306F6F5E64D5CBFC31FE15" box="[814,909,408,434]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="6" pageNumber="7">Fig. 3B</figureCitation>
), not exposed. Lateral margins rounded, strongly bent towards dorsal side, not forming free, stiff or pliable margins, but rather merging into integument. Posterior fan and lateral notch not discernible due to sediment cover; shallow median notch (more pronounced in 
<typeStatus id="46321BC5F5306F6F5C8BD651FD9AFDBB" box="[449,550,514,540]" pageId="6" pageNumber="7" type="paratype">paratype</typeStatus>
(
<figureCitation id="01B2B9E2F5306F6F5F72D651FD00FDBB" box="[568,700,514,540]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="6" pageNumber="7">Fig. 4A, C</figureCitation>
)). Suture defined in anterior ¼ of shield, moderately deep with distinct lateral borders (
<figureCitation id="01B2B9E2F5306F6F5F44D676FDD2FD98" box="[526,622,549,575]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="6" pageNumber="7">Figs 3B</figureCitation>
, 
<figureCitation id="01B2B9E2F5306F6F5F31D676FD1FFD98" box="[635,675,549,575]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="6" pageNumber="7">4A</figureCitation>
).
</paragraph>
<caption id="CDF6F5EFF5306F6F5DF7D2AEFBD5F84C" ID-DOI="http://doi.org/10.5281/zenodo.3981063" ID-Zenodo-Dep="3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="6" pageNumber="7" startId="6.[189,232,1789,1815]" targetBox="[189,1398,694,1751]" targetPageId="6">
<paragraph id="9936A567F5306F6F5DF7D2AEFBD5F84C" blockId="6.[189,1399,1789,2027]" pageId="6" pageNumber="7">
<emphasis id="ABFD7975F5306F6F5DF7D2AEFEAFF8B0" bold="true" box="[189,275,1789,1815]" pageId="6" pageNumber="7">Fig. 3.</emphasis>
<taxonomicName id="5E89DEE4F5306F6F5C69D2ADFDD0F8B0" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[291,620,1789,1815]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="6" pageNumber="7" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F5306F6F5C69D2ADFDD0F8B0" box="[291,620,1789,1815]" italics="true" pageId="6" pageNumber="7">Mauretanaspis longichaeta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B0CEC40EF5306F6F5F36D2ADFCE3F8BF" box="[636,863,1790,1816]" pageId="6" pageNumber="7" rank="species">gen. et spec. nov.</taxonomicNameLabel>
<emphasis id="ABFD7975F5306F6F5E25D2AEFC14F8B0" bold="true" box="[879,936,1789,1815]" pageId="6" pageNumber="7">A–C</emphasis>
. Holotype (MNHN-IA-TYPE 2005). 
<emphasis id="ABFD7975F5306F6F5DF7D373FF6EF89D" bold="true" box="[189,210,1824,1850]" pageId="6" pageNumber="7">A</emphasis>
. Anterior end (introvert) with tapering hooks, ventral view. 
<emphasis id="ABFD7975F5306F6F5EFAD372FC78F89C" bold="true" box="[944,964,1825,1851]" pageId="6" pageNumber="7">B</emphasis>
. Ventro-caudal shield, ventral view. 
<emphasis id="ABFD7975F5306F6F5DF7D317FF6EF8F9" bold="true" box="[189,210,1860,1886]" pageId="6" pageNumber="7">C</emphasis>
. Posterior end, showing brownish branchial region, dorsal view. 
<emphasis id="ABFD7975F5306F6F5E91D317FC4CF8F9" bold="true" box="[987,1008,1860,1886]" pageId="6" pageNumber="7">D</emphasis>
. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm.
</paragraph>
</caption>
<caption id="CDF6F5EFF5316F6E5DF7D334FB9AF84C" ID-DOI="http://doi.org/10.5281/zenodo.3981065" ID-Zenodo-Dep="3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="7" pageNumber="8" startId="7.[189,232,1895,1921]" targetBox="[477,1111,318,1852]" targetPageId="7">
<paragraph id="9936A567F5316F6E5DF7D334FB9AF84C" blockId="7.[189,1399,1895,2027]" pageId="7" pageNumber="8">
<emphasis id="ABFD7975F5316F6E5DF7D334FEB3F826" bold="true" box="[189,271,1895,1921]" pageId="7" pageNumber="8">Fig. 4.</emphasis>
<taxonomicName id="5E89DEE4F5316F6E5C56D33BFDDEF826" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[284,610,1895,1921]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="7" pageNumber="8" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F5316F6E5C56D33BFDDEF826" box="[284,610,1895,1921]" italics="true" pageId="7" pageNumber="8">Mauretanaspis longichaeta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B0CEC40EF5316F6E5F24D33BFCF6F825" box="[622,842,1896,1922]" pageId="7" pageNumber="8" rank="species">gen. et spec. nov.</taxonomicNameLabel>
, paratype (SMF 27777). 
<emphasis id="ABFD7975F5316F6E59C9D334FB24F826" bold="true" box="[1155,1176,1895,1921]" pageId="7" pageNumber="8">A</emphasis>
. Entire specimen, ventral view. 
<emphasis id="ABFD7975F5316F6E5C2BD3D9FEC9F803" bold="true" box="[353,373,1930,1956]" pageId="7" pageNumber="8">B</emphasis>
. Pre-shield and abdominal region, ventrolateral view. 
<emphasis id="ABFD7975F5316F6E594ED3D9FBA5F803" bold="true" box="[1028,1049,1930,1956]" pageId="7" pageNumber="8">C</emphasis>
. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm.
</paragraph>
</caption>
<paragraph id="9936A567F53E6F615DF7D55FFB94FE72" blockId="8.[189,1399,267,470]" pageId="8" pageNumber="9">
MARGINAL SHIELD CHAETAE. Yellow; 20 lateral fascicles, i.e., 9–11 fascicles per side, with 4–6 capillary chaetae each. Chaetae arranged in oblique rows, increasing gradually in length posteriorly within each fascicle and among fascicles (
<figureCitation id="01B2B9E2F53E6F615F6AD501FD3DFECB" box="[544,641,338,364]" captionStart="Fig" captionStartId="5.[189,232,1930,1956]" captionTargetBox="[189,1398,1174,1889]" captionTargetId="figure@5.[189,1398,1174,1889]" captionTargetPageId="5" captionText="Fig. 2. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005). A. Dorsal view. B. Lateral view, right side. C. Ventral view showing length of posteriormost lateral chaetae. Abbreviations: lch = lateral chaetae; pro = prostomium. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981061" httpUri="https://zenodo.org/record/3981061/files/figure.png" pageId="8" pageNumber="9">Figs 2C</figureCitation>
, 
<figureCitation id="01B2B9E2F53E6F615FC4D501FD0FFECB" box="[654,691,338,364]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="8" pageNumber="9">3C</figureCitation>
, 
<figureCitation id="01B2B9E2F53E6F615F8BD501FD6CFECB" box="[705,720,338,364]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="8" pageNumber="9">4</figureCitation>
B–C); chaetae of posteriormost lateral fascicle very long, equalling body length (
<figureCitation id="01B2B9E2F53E6F615C92D526FD80FE28" box="[472,572,373,399]" captionStart="Fig" captionStartId="5.[189,232,1930,1956]" captionTargetBox="[189,1398,1174,1889]" captionTargetId="figure@5.[189,1398,1174,1889]" captionTargetPageId="5" captionText="Fig. 2. Mauretanaspis longichaeta gen. et spec. nov., holotype (MNHN-IA-TYPE 2005). A. Dorsal view. B. Lateral view, right side. C. Ventral view showing length of posteriormost lateral chaetae. Abbreviations: lch = lateral chaetae; pro = prostomium. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981061" httpUri="https://zenodo.org/record/3981061/files/figure.png" pageId="8" pageNumber="9">Figs 2C</figureCitation>
, 
<figureCitation id="01B2B9E2F53E6F615F06D526FDCFFE28" box="[588,627,373,399]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="8" pageNumber="9">3D</figureCitation>
). Six pairs of fascicles posterior to shield (i.e., posterior shield chaetae), each with 1–3 (mostly 2) yellow capillaries of varying length and different strength (
<figureCitation id="01B2B9E2F53E6F61585BD5CBFACEFE15" box="[1297,1394,408,434]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="8" pageNumber="9">Figs 3B</figureCitation>
, 
<figureCitation id="01B2B9E2F53E6F615DF7D5E8FEBAFE72" box="[189,262,443,469]" captionStart="Fig" captionStartId="7.[189,232,1895,1921]" captionTargetBox="[477,1111,318,1852]" captionTargetId="figure@7.[477,1111,318,1852]" captionTargetPageId="7" captionText="Fig. 4. Mauretanaspis longichaeta gen. et spec. nov., paratype (SMF 27777). A. Entire specimen, ventral view. B. Pre-shield and abdominal region, ventrolateral view. C. Abdominal region, showing arrangement of lateral and posterior shield chaetae, ventral view. Arrowheads = gonopodial lobes; arrow = body papillae; * = body damage on dorsal side. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.3981065" httpUri="https://zenodo.org/record/3981065/files/figure.png" pageId="8" pageNumber="9">4A, C</figureCitation>
); lateralmost longest, equalling length of shield. Peg chaetae absent.
</paragraph>
<paragraph id="9936A567F53E6F615DF7D5AEFAF9FDB0" blockId="8.[189,1349,509,535]" box="[189,1349,509,535]" pageId="8" pageNumber="9">BRANCHIAL FILAMENTS. Numerous, increasing in length posteriorly, opaque, coiled to various extent.</paragraph>
<paragraph id="9936A567F53E6F615DF7D66CFCAAFDDB" blockId="8.[189,1398,574,636]" pageId="8" pageNumber="9">
BRANCHIAL PLATES. Brownish, forming ovoid to trapezoidal region, densely covered by filaments, filamentous papillae and sediment grains (
<figureCitation id="01B2B9E2F53E6F615FE6D632FCB5FDDB" box="[684,777,609,636]" captionStart="Fig" captionStartId="6.[189,232,1789,1815]" captionTargetBox="[189,1398,694,1751]" captionTargetId="figure@6.[189,1398,694,1751]" captionTargetPageId="6" captionText="Fig. 3. Mauretanaspis longichaeta gen. et spec. nov. A–C. Holotype (MNHN-IA-TYPE 2005). A. Anterior end (introvert) with tapering hooks, ventral view. B. Ventro-caudal shield, ventral view. C. Posterior end, showing brownish branchial region, dorsal view. D. Juvenile specimen collected off Angola (MNHN-IA-PNT 120) (anterior end damaged, gonopodial lobes not developed), ventral view. Abbreviations: br = branchial filament; pch = posterior shield chaetae. Numbers 1–3 = anterior segments with hooks; * = body damaged with oesophagus protruding; arrowheads = anterior keels of shield; arrows = chaetae of pre-shield segments. Scale bars: A–C = 1 mm; D = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.3981063" httpUri="https://zenodo.org/record/3981063/files/figure.png" pageId="8" pageNumber="9">Fig. 3C</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="D193F6ECF53E6F615DF7D6F0FEA1FCA8" pageId="8" pageNumber="9" type="distribution">
<paragraph id="9936A567F53E6F615DF7D6F0FEEAFD1A" blockId="8.[189,342,675,701]" box="[189,342,675,701]" pageId="8" pageNumber="9">
<heading id="C27E120BF53E6F615DF7D6F0FEEAFD1A" bold="true" box="[189,342,675,701]" fontSize="11" level="3" pageId="8" pageNumber="9" reason="3">
<emphasis id="ABFD7975F53E6F615DF7D6F0FEEAFD1A" bold="true" box="[189,342,675,701]" pageId="8" pageNumber="9">Distribution</emphasis>
</heading>
</paragraph>
<paragraph id="9936A567F53E6F615DF7D682FEA1FCA8" blockId="8.[189,1398,721,783]" pageId="8" pageNumber="9">
Northeast to Southeast Atlantic, from off 
<collectingCountry id="E19EE5F7F53E6F615FFAD682FC8DFD4C" box="[688,817,721,747]" name="Mauritania" pageId="8" pageNumber="9">Mauritania</collectingCountry>
to 
<collectingCountry id="E19EE5F7F53E6F615E12D682FC0DFD4C" box="[856,945,721,747]" name="Angola" pageId="8" pageNumber="9">Angola</collectingCountry>
, in deep-sea mud, in depths of 
<quantity id="5E710882F53E6F615867D682FEA5FCA8" metricMagnitude="3" metricUnit="m" metricValue="3.55" metricValueMax="4.4" metricValueMin="2.7" pageId="8" pageNumber="9" unit="m" value="3550.0" valueMax="4400.0" valueMin="2700.0">2700– 4400 m</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="D193F6ECF53E6F615DF7D765FB89F9DC" pageId="8" pageNumber="9" type="discussion">
<paragraph id="9936A567F53E6F615DF7D765FE93FCF7" blockId="8.[189,303,822,848]" box="[189,303,822,848]" pageId="8" pageNumber="9">
<heading id="C27E120BF53E6F615DF7D765FE93FCF7" bold="true" box="[189,303,822,848]" fontSize="11" level="3" pageId="8" pageNumber="9" reason="3">
<emphasis id="ABFD7975F53E6F615DF7D765FE93FCF7" bold="true" box="[189,303,822,848]" pageId="8" pageNumber="9">Remarks</emphasis>
</heading>
</paragraph>
<paragraph id="9936A567F53E6F615DF7D736FE53FBF5" blockId="8.[189,1399,868,1106]" pageId="8" pageNumber="9">
<taxonomicName id="5E89DEE4F53E6F615DF7D736FDBEFCD8" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[189,514,869,895]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F53E6F615DF7D736FDBEFCD8" box="[189,514,869,895]" italics="true" pageId="8" pageNumber="9">Mauretanaspis longichaeta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B0CEC40EF53E6F615F47D736FD5EFCD8" box="[525,738,869,895]" pageId="8" pageNumber="9" rank="species">gen. et spec. nov.</taxonomicNameLabel>
can be distinguished from all other known species of 
<taxonomicName id="5E89DEE4F53E6F615DF7D7DBFEEFFC05" authorityName="Carus" authorityYear="1863" box="[189,339,904,930]" class="Polychaeta" family="Sternaspidae" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="family">Sternaspidae</taxonomicName>
by the following combination of characters: introvert hooks tapering, tips transparent; pre-shield region with eight segments; ventro-caudal shield densely covered with fine, firmly adhering sediment obscuring shield structures except median suture. 
<taxonomicName id="5E89DEE4F53E6F615E27D79CFB10FC4F" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[877,1196,974,1000]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F53E6F615E27D79CFB10FC4F" box="[877,1196,974,1000]" italics="true" pageId="8" pageNumber="9">Mauretanaspis longichaeta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B0CEC40EF53E6F6159F8D79CFACBFC4E" box="[1202,1399,975,1001]" pageId="8" pageNumber="9" rank="species">gen. et spec. nov.</taxonomicNameLabel>
is the only sternaspid with chaetae in posteriormost lateral fascicles equalling body length. In one specimen collected off 
<collectingCountry id="E19EE5F7F53E6F615C83D047FDA3FB89" box="[457,543,1044,1070]" name="Angola" pageId="8" pageNumber="9">Angola</collectingCountry>
(MNCN 16.01/18763), posteriormost lateral chaetae even measure about 4× the length of the body.
</paragraph>
<paragraph id="9936A567F53E6F615DF7D02AFE71FB5A" blockId="8.[189,1399,1145,1277]" pageId="8" pageNumber="9">
Several specimens from off 
<collectingCountry id="E19EE5F7F53E6F615F7ED02AFD36FB34" box="[564,650,1145,1171]" name="Angola" pageId="8" pageNumber="9">Angola</collectingCountry>
(SMF 28062, MNCN 16.01/18762, MNCN 16.01/18763, DBUA0002349.01) show black pigment presumably from surrounding sediment included in sediment cover and among sand grains in the branchial region. Black particles are scattered on the shield forming spots of different sizes.
</paragraph>
<paragraph id="9936A567F53E6F615DF7D176FB89F9DC" blockId="8.[189,1399,1316,1660]" pageId="8" pageNumber="9">
We compared our material to a specimen collected off Northwest Africa in 
<quantity id="5E710882F53E6F615964D177FB3BFA98" box="[1070,1159,1316,1343]" metricMagnitude="3" metricUnit="m" metricValue="1.3199999999999998" pageId="8" pageNumber="9" unit="m" value="1320.0">1320 m</quantity>
depth and identified as 
<taxonomicName id="5E89DEE4F53E6F615DA8D11BFD30FAC5" authority="(Ranzani, 1817)" baseAuthorityName="Ranzani" baseAuthorityYear="1817" box="[226,652,1351,1378]" class="Polychaeta" family="Sternaspidae" genus="Sternaspis" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="species" species="scutata">
<emphasis id="ABFD7975F53E6F615DA8D11BFE02FAC6" box="[226,446,1352,1378]" italics="true" pageId="8" pageNumber="9">Sternaspis scutata</emphasis>
(
<bibRefCitation id="FD18D896F53E6F615C98D114FD38FAC5" author="Ranzani C." box="[466,644,1351,1378]" firstAuthor="Ranzani" journalOrPublisher="Opusculi Scientifici I" pageId="8" pageNumber="9" pagination="112 - 116" refId="ref5808" refString="Ranzani C. 1817. Descrizione di una nova specie del genere Thalassema. Opusculi Scientifici I: 112 - 116." title="Descrizione di una nova specie del genere Thalassema" type="journal article" year="1817">Ranzani, 1817</bibRefCitation>
)
</taxonomicName>
by 
<bibRefCitation id="FD18D896F53E6F615F89D114FC5AFAC5" author="Kirkegaard J. B." box="[707,998,1351,1378]" firstAuthor="Kirkegaard" journalOrPublisher="Journal of the Marine Biological Association of the United Kingdom" pageId="8" pageNumber="9" pagination="391 - 397" part="81" refId="ref5539" refString="Kirkegaard J. B. 2001. Deep-sea polychaetes from northwest Africa, including the description of a new species of Neopolynoe (Polynoidae). Journal of the Marine Biological Association of the United Kingdom 81: 391 - 397. https: // doi. org / 10.1017 / S 0025315401004003" title="Deep-sea polychaetes from northwest Africa, including the description of a new species of Neopolynoe (Polynoidae)" type="journal article" year="2001">Kirkegaard (2001: 396)</bibRefCitation>
. The specimen, deposited in the collections of the Natural History Museum of 
<collectingCountry id="E19EE5F7F53E6F615FAAD138FCF1FA22" box="[736,845,1387,1413]" name="Denmark" pageId="8" pageNumber="9">Denmark</collectingCountry>
(NHMD 662048), was not available for study, but pictures of it were kindly made available to us by S. Salazar-Vallejo. Unfortunately, the animal is in very bad condition: anterior hooks tapering to fine tips, number of pre-shield segments and gonopodial lobes not distinguishable, shield completely covered by fine sediment obscuring surface structures, shield without free margins, length of lateral and posterior shield chaetae indeterminable. It remains uncertain whether the sediment can be removed from the shield without damaging it, but with regard to shield characters visible in the pictures available, the specimen appears incorrectly identified as 
<emphasis id="ABFD7975F53E6F6159B6D26DFEA5F9DC" italics="true" pageId="8" pageNumber="9">
<taxonomicName id="5E89DEE4F53E6F6159B6D26DFEA9F9DC" baseAuthorityName="Ranzani" baseAuthorityYear="1817" class="Polychaeta" family="Sternaspidae" genus="Sternaspis" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="species" species="scutata">Sternaspis scutata</taxonomicName>
.
</emphasis>
However, due to its bad condition we cannot identify it any further.
</paragraph>
</subSubSection>
<subSubSection id="D193F6ECF53E6F605DF7D2F7FACAFE53" lastPageId="9" lastPageNumber="10" pageId="8" pageNumber="9" type="key">
<paragraph id="9936A567F53E6F615DF7D2F7FED6F8B7" blockId="8.[189,1371,1700,1809]" pageId="8" pageNumber="9">
<emphasis id="ABFD7975F53E6F615DF7D2F7FED6F8B7" bold="true" pageId="8" pageNumber="9">
<emphasis id="ABFD7975F53E6F615DF7D2F7FEA2F941" bold="true" italics="true" pageId="8" pageNumber="9">
Identification key to 
<taxonomicName id="5E89DEE4F53E6F615C86D2F7FDCBF966" ID-CoL="84KSY" authorityName="Carus" authorityYear="1863" box="[460,631,1700,1729]" class="Polychaeta" family="Sternaspidae" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="family">Sternaspidae</taxonomicName>
with sediment particles firmly attached to ventro-caudal shield (
</emphasis>
<taxonomicName id="5E89DEE4F53E6F615C54D299FE65F940" ID-CoL="84N6X" authorityName="Sendall &amp; Salazar-Vallejo" authorityYear="2013" box="[286,473,1738,1767]" class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="genus">Caulleryaspis</taxonomicName>
<emphasis id="ABFD7975F53E6F615CABD299FD34F940" bold="true" box="[481,648,1738,1767]" italics="true" pageId="8" pageNumber="9">(in part) and</emphasis>
<taxonomicName id="5E89DEE4F53E6F615FDAD299FCE0F940" ID-CoL="85R7Z" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[656,860,1738,1767]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="genus" status="gen. nov.">Mauretanaspis</taxonomicName>
<emphasis id="ABFD7975F53E6F615E2ED298FED6F8B7" bold="true" italics="true" pageId="8" pageNumber="9">
<taxonomicNameLabel id="B0CEC40EF53E6F615E2ED298FC66F941" box="[868,986,1738,1767]" pageId="8" pageNumber="9" rank="genus">gen. nov.</taxonomicNameLabel>
) (adapted from Salazar- Vallejo 2017)
</emphasis>
</emphasis>
</paragraph>
<key id="ED18F256F53E6F605DF7D37BFACAFE53" lastPageId="9" lastPageNumber="10" pageId="8" pageNumber="9">
<keyStep id="227DBDC2F53E6F615DF7D37BFACBF8C2" pageId="8" pageNumber="9">
<paragraph id="9936A567F53E6F615DF7D37BFACBF8E5" blockId="8.[189,1399,1832,1894]" box="[189,1399,1832,1859]" pageId="8" pageNumber="9">
<keyLead id="22780652F53E6F615DF7D37BFACBF8E5" box="[189,1399,1832,1859]" pageId="8" pageNumber="9">1. Shield with anterior depression deep; peg chaetae robust ................................................................ 2</keyLead>
</paragraph>
<paragraph id="9936A567F53E6F615D8BD31FFACBF8C2" blockId="8.[189,1399,1832,1894]" box="[193,1399,1867,1894]" pageId="8" pageNumber="9">
<keyLead id="22780652F53E6F615D8BD31FFACBF8C2" box="[193,1399,1867,1894]" pageId="8" pageNumber="9">– Shield with anterior depression shallow; peg chaetae absent ........................................................... 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="227DBDC2F53E6F605DF7D3DEFACBFEEE" lastPageId="9" lastPageNumber="10" pageId="8" pageNumber="9">
<paragraph id="9936A567F53E6F615DF7D3DEFACBF86C" blockId="8.[189,1399,1933,1995]" pageId="8" pageNumber="9">
<keyLead id="22780652F53E6F615DF7D3DEFACBF86C" pageId="8" pageNumber="9">
2. Shield with anterior margins angular; peg chaetae forming thick, large spines ................................. ......................... 
<taxonomicName id="5E89DEE4F53E6F615CE3D3E3FBC2F86D" ID-CoL="RX8M" authority="Sendall &amp; Salazar-Vallejo, 2013" authorityName="Sendall &amp; Salazar-Vallejo" authorityYear="2013" box="[425,1150,1968,1994]" class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="species" species="gudmundssoni">
<emphasis id="ABFD7975F53E6F615CE3D3E3FD40F86D" box="[425,764,1968,1994]" italics="true" pageId="8" pageNumber="9">Caulleryaspis gudmundssoni</emphasis>
<bibRefCitation id="FD18D896F53E6F615E4ED3E3FBC2F86D" author="Sendall K. &amp; Salazar-Vallejo S. I." box="[772,1150,1968,1994]" firstAuthor="Sendall" journalOrPublisher="ZooKeys" pageId="8" pageNumber="9" pagination="1 - 74" part="286" refId="ref6152" refString="Sendall K. &amp; Salazar-Vallejo S. I. 2013. Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae). ZooKeys 286: 1 - 74. https: // doi. org / 10.3897 / zookeys. 286.4438" title="Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae)" type="journal article" year="2013">Sendall &amp; Salazar-Vallejo, 2013</bibRefCitation>
</taxonomicName>
(N Atlantic, 
<collectingCountry id="E19EE5F7F53E6F61585CD3E3FAD2F86C" box="[1302,1390,1968,1995]" name="Iceland" pageId="8" pageNumber="9">Iceland</collectingCountry>
)
</keyLead>
</paragraph>
<paragraph id="9936A567F53F6F605D8BD55FFACBFEEE" blockId="9.[193,1399,267,329]" pageId="9" pageNumber="10">
<keyLead id="22780652F53F6F605D8BD55FFACBFEEE" pageId="9" pageNumber="10">
– Shield with anterior margins rounded; peg chaetae forming thin, small spines ................................. .... 
<taxonomicName id="5E89DEE4F53F6F605C45D57CFC67FEEE" ID-CoL="RX8L" authority="Salazar-Vallejo &amp; Buzhinskaja 2013" authorityName="Salazar-Vallejo &amp; Buzhinskaja" authorityYear="2013" box="[271,987,302,329]" class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="10" phylum="Annelida" rank="species" species="fauchaldi">
<emphasis id="ABFD7975F53F6F605C45D57CFD94FEEE" box="[271,552,303,329]" italics="true" pageId="9" pageNumber="10">Caulleryaspis fauchaldi</emphasis>
<bibRefCitation id="FD18D896F53F6F605F65D57DFC67FEEE" author="Salazar-Vallejo S. I. &amp; Buzhinskaja G. N." box="[559,987,302,329]" firstAuthor="Salazar-Vallejo" journalOrPublisher="ZooKeys" pageId="9" pageNumber="10" pagination="1 - 27" part="348" refId="ref5978" refString="Salazar-Vallejo S. I. &amp; Buzhinskaja G. N. 2013. Six new deep-water sternaspid species (Annelida, Sternaspidae) from the Pacific Ocean. ZooKeys 348: 1 - 27. https: // doi. org / 10.3897 / zookeys. 348.5449" title="Six new deep-water sternaspid species (Annelida, Sternaspidae) from the Pacific Ocean" type="journal article" year="2013">Salazar-Vallejo &amp; Buzhinskaja 2013</bibRefCitation>
</taxonomicName>
(NE Pacific, Oregon to California)
</keyLead>
</paragraph>
</keyStep>
<keyStep id="227DBDC2F53F6F605DF7D523FACAFE53" pageId="9" pageNumber="10">
<paragraph id="9936A567F53F6F605DF7D523FACBFE09" blockId="9.[189,1399,368,500]" pageId="9" pageNumber="10">
<keyLead id="22780652F53F6F605DF7D523FACBFE09" pageId="9" pageNumber="10">
3. Seven pre-shield segments; chaetae in posteriormost lateral fascicles about length of shield ............................................... 
<taxonomicName id="5E89DEE4F53F6F605FDFD5C0FBF7FE0A" ID-CoL="RX8N" authority="(Caullery, 1944)" baseAuthorityName="Caullery" baseAuthorityYear="1944" box="[661,1099,403,429]" class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="10" phylum="Annelida" rank="species" species="laevis">
<emphasis id="ABFD7975F53F6F605FDFD5C0FC38FE0A" box="[661,900,403,429]" italics="true" pageId="9" pageNumber="10">Caulleryaspis laevis</emphasis>
(
<bibRefCitation id="FD18D896F53F6F605ED9D5C0FBFFFE0A" author="Caullery M." box="[915,1091,403,429]" firstAuthor="Caullery" journalOrPublisher="Siboga-Expeditie" pageId="9" pageNumber="10" pagination="1 - 204" part="24" refId="ref5219" refString="Caullery M. 1944. Polychetes sedentaires de l'expedition du Siboga. Ariciidae, Spionidae, Chaetopteridae, Chlorhaemidae, Opheliidae, Oweniidae, Sabellariidae, Sternaspidae, Amphictenidae, Ampharetidae, Terebellidae. Siboga-Expeditie 24 (2): 1 - 204. Brill, Leiden." title="Polychetes sedentaires de l'expedition du Siboga. Ariciidae, Spionidae, Chaetopteridae, Chlorhaemidae, Opheliidae, Oweniidae, Sabellariidae, Sternaspidae, Amphictenidae, Ampharetidae, Terebellidae" type="journal article" year="1944">Caullery, 1944</bibRefCitation>
)
</taxonomicName>
(Indo-Pacific, 
<collectingCountry id="E19EE5F7F53F6F6059B1D5C0FAD3FE09" box="[1275,1391,403,430]" name="Indonesia" pageId="9" pageNumber="10">Indonesia</collectingCountry>
)
</keyLead>
</paragraph>
<paragraph id="9936A567F53F6F605D8BD5E4FACAFE53" blockId="9.[189,1399,368,500]" pageId="9" pageNumber="10">
<keyLead id="22780652F53F6F605D8BD5E4FACAFE53" pageId="9" pageNumber="10">
– Eight pre-shield segments; chaetae in posteriormost lateral fascicles equalling body length ............ .............. 
<taxonomicName id="5E89DEE4F53F6F605C10D589FD27FE53" ID-CoL="85RKV" authority="Fiege &amp; Barnich, 2020" authorityName="Fiege &amp; Barnich" authorityYear="2020" box="[346,667,474,500]" class="Polychaeta" family="Sternaspidae" genus="Mauretanaspis" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="10" phylum="Annelida" rank="species" species="longichaeta" status="gen. et spec. nov.">
<emphasis id="ABFD7975F53F6F605C10D589FD27FE53" box="[346,667,474,500]" italics="true" pageId="9" pageNumber="10">Mauretanaspis longichaeta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B0CEC40EF53F6F605FE8D589FCD0FE53" box="[674,876,474,500]" pageId="9" pageNumber="10" rank="species">gen. et spec. nov.</taxonomicNameLabel>
(NE and SE Atlantic, 
<collectingCountry id="E19EE5F7F53F6F605938D58AFB4FFE54" box="[1138,1267,473,499]" name="Mauritania" pageId="9" pageNumber="10">Mauritania</collectingCountry>
to 
<collectingCountry id="E19EE5F7F53F6F60585CD58AFAD2FE53" box="[1302,1390,473,500]" name="Angola" pageId="9" pageNumber="10">Angola</collectingCountry>
)
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
</document>