481 lines
62 KiB
XML
481 lines
62 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1137.86150" ID-Pensoft-Pub="1313-2970-1137-33" ID-Pensoft-UUID="038180F7C47A5FCBBD907481025DF21B" ID-ZooBank="9407DC6EB6B046AFA9C7F8DDCF542457" ModsDocID="1313-2970-1137-33" checkinTime="1671892186869" checkinUser="pensoft" docAuthor="Neal, Lenka, Wiklund, Helena, Gunton, Laetitia M., Rabone, Muriel, Bribiesca-Contreras, Guadalupe, Dahlgren, Thomas G. & Glover, Adrian G." docDate="2022" docId="2EB737B3F0635C23BC0CBB27B39BD99A" docLanguage="en" docName="ZooKeys 1137: 33-74" docOrigin="ZooKeys 1137" docPubDate="2022-12-22" docSource="http://dx.doi.org/10.3897/zookeys.1137.86150" docTitle="Euphrosinopsis ahearni Neal & Wiklund & Gunton & Rabone & Bribiesca-Contreras & Dahlgren & Glover 2022, sp. nov." docType="treatment" docUuid="CF28C891-3176-4233-9FA4-34DB9451B395" docUuidSource="ZooBank" docVersion="2" id="038180F7C47A5FCBBD907481025DF21B" lastPageNumber="33" masterDocId="038180F7C47A5FCBBD907481025DF21B" masterDocTitle="Abyssal fauna of polymetallic nodule exploration areas, eastern Clarion-Clipperton Zone, central Pacific Ocean: Amphinomidae and Euphrosinidae (Annelida, Amphinomida)" masterLastPageNumber="74" masterPageNumber="33" pageNumber="33" updateTime="1671892489011" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Abyssal fauna of polymetallic nodule exploration areas, eastern Clarion-Clipperton Zone, central Pacific Ocean: Amphinomidae and Euphrosinidae (Annelida, Amphinomida)</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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||
<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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||
</mods:role>
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<mods:namePart>Neal, Lenka</mods:namePart>
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<mods:affiliation>Life Sciences Department, Natural History Museum, London SW 7 5 BD, UK</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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||
<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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||
</mods:role>
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<mods:namePart>Wiklund, Helena</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-8252-3504</mods:nameIdentifier>
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<mods:affiliation>Life Sciences Department, Natural History Museum, London SW 7 5 BD, UK & Department of Marine Sciences, University of Gothenburg, Box 463, 40530 Gothenburg, Sweden & Gothenburg Global Biodiversity Centre, Box 463, 40530 Gothenburg, Sweden</mods:affiliation>
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||
</mods:name>
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||
<mods:name type="personal">
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||
<mods:role>
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||
<mods:roleTerm>Author</mods:roleTerm>
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||
</mods:role>
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<mods:namePart>Gunton, Laetitia M.</mods:namePart>
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<mods:affiliation>Australian Museum Research Institute, 1 William Street, Sydney NSW 2010, Australia</mods:affiliation>
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</mods:name>
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||
<mods:name type="personal">
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||
<mods:role>
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||
<mods:roleTerm>Author</mods:roleTerm>
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||
</mods:role>
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<mods:namePart>Rabone, Muriel</mods:namePart>
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||
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-8351-2313</mods:nameIdentifier>
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<mods:affiliation>Life Sciences Department, Natural History Museum, London SW 7 5 BD, UK</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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||
</mods:role>
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||
<mods:namePart>Bribiesca-Contreras, Guadalupe</mods:namePart>
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||
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-8163-8724</mods:nameIdentifier>
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<mods:affiliation>Life Sciences Department, Natural History Museum, London SW 7 5 BD, UK</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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||
</mods:role>
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<mods:namePart>Dahlgren, Thomas G.</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-6854-2031</mods:nameIdentifier>
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<mods:affiliation>Department of Marine Sciences, University of Gothenburg, Box 463, 40530 Gothenburg, Sweden & Gothenburg Global Biodiversity Centre, Box 463, 40530 Gothenburg, Sweden & NORCE Norwegian Research Centre, Bergen, Norway</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Glover, Adrian G.</mods:namePart>
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||
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-9489-074X</mods:nameIdentifier>
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<mods:affiliation>Life Sciences Department, Natural History Museum, London SW 7 5 BD, UK</mods:affiliation>
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<mods:nameIdentifier type="email">a.glover@nhm.ac.uk</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2022</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2022-12-22</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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||
<mods:number>1137</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>33</mods:start>
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<mods:end>74</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.1137.86150</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1137.86150</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1137-33</mods:identifier>
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<mods:identifier type="ZooBank">9407DC6EB6B046AFA9C7F8DDCF542457</mods:identifier>
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<mods:identifier type="Pensoft-UUID">038180F7C47A5FCBBD907481025DF21B</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:zoobank.org:act:CF28C891-3176-4233-9FA4-34DB9451B395" httpUri="http://treatment.plazi.org/id/2EB737B3F0635C23BC0CBB27B39BD99A" lastPageNumber="33" pageId="0" pageNumber="33">
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<subSubSection pageId="0" pageNumber="33" type="nomenclature">
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<paragraph pageId="0" pageNumber="33">
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<taxonomicName LSID="https://zoobank.org/CF28C891-3176-4233-9FA4-34DB9451B395" authority="Neal & Wiklund & Gunton & Rabone & Bribiesca-Contreras & Dahlgren & Glover, 2022" authorityName="Neal & Wiklund & Gunton & Rabone & Bribiesca-Contreras & Dahlgren & Glover" authorityYear="2022" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni" status="sp. nov.">Euphrosinopsis ahearni</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="33">sp. nov.</taxonomicNameLabel>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection pageId="0" pageNumber="33" type="description">
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||
<paragraph pageId="0" pageNumber="33">
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Diagrammatic representation of prostomial (A-C) and parapodial appendages from mid-body chaetigers (D, E) of CCZ-collected Euphrosinidae species (relative lengths preserved, but not drawn to scale) A Euphrosinella georgievae sp. nov. B Euphrosinopsis ahearni sp. nov. C Euphrosinopsis halli sp. nov. D Euphrosinella georgievae sp. nov. E Euphrosinopsis ahearni sp. nov. F Euphrosinopsis halli sp. nov. Abbreviations: P - palps, La - lateral antennae, Ma - median antenna, Car - caruncle, E - eyes, DC - dorsal cirrus, LC - lateral cirrus, VC - ventral cirrus, Br - branchiae." figureDoi="10.3897/zookeys.1137.86150.figure15" httpUri="https://binary.pensoft.net/fig/786215" pageId="0" pageNumber="33">Figs 15B</figureCitation>
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<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">, 17A-F</figureCitation>
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<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">, 18A-F</figureCitation>
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<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.646) A mid-body parapodium B notochaetae - anterior tier bifurcate and mid-tier ringent chaetae C bifurcate notochaetae posterior tier D, E details of variously serrated bifurcate notochaetae F, G examples of non-pigmented ringent notochaetae H details of pigmented ringent chaeta I SEM micrograph of ringent chaeta. Scale bars: 250 µm (A); 100 µm (B-D); 50 µm (E-H); 20 µm (I)." figureDoi="10.3897/zookeys.1137.86150.figure19" httpUri="https://binary.pensoft.net/fig/786219" pageId="0" pageNumber="33">, 19A-I</figureCitation>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection pageId="0" pageNumber="33" type="materials_examined">
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<paragraph pageId="0" pageNumber="33">Material examined.</paragraph>
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<paragraph pageId="0" pageNumber="33">
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NHM_0095, NHMUK ANEA 2022.644, coll.
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<date value="2013-10-11">11/10/2013</date>
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, box core,
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<geoCoordinate degrees="13.79335" direction="north" orientation="latitude" precision="1" value="13.79335">13.79335</geoCoordinate>
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,
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<geoCoordinate degrees="116.70308" direction="west" orientation="longitude" precision="1" value="-116.70308">-116.70308</geoCoordinate>
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,
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<quantity metricMagnitude="3" metricUnit="m" metricValue="4.081" unit="m" value="4081.0">4081 m</quantity>
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||
, UK-1, http://data.nhm.ac.uk/object/a351cb41-736c-4390-8ad8-02c0358b73e0; NHM_0888, NHMUK ANEA 2022.645, coll.
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||
<date value="2015-02-23">23/02/2015</date>
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||
, EBS,
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||
<geoCoordinate degrees="12.571333" direction="north" orientation="latitude" precision="1" value="12.571333">12.571333</geoCoordinate>
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,
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<geoCoordinate degrees="116.6105" direction="west" orientation="longitude" precision="5" value="-116.6105">-116.6105</geoCoordinate>
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,
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||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.198" unit="m" value="4198.0">4198 m</quantity>
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||
, UK-1, http://data.nhm.ac.uk/object/4d76b4e2-569d-4a17-9276-3ce721cbdf72; NHM_0551 (
|
||
<typeStatus>paratype</typeStatus>
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||
, SEM), NHMUK ANEA 2022.646, coll.
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||
<date value="2015-02-17">17/02/2015</date>
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||
, EBS,
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||
<geoCoordinate degrees="12.386243" direction="north" orientation="latitude" precision="1" value="12.386243">12.386243</geoCoordinate>
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,
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||
<geoCoordinate degrees="116.54867" direction="west" orientation="longitude" precision="1" value="-116.54867">-116.54867</geoCoordinate>
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,
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.202" unit="m" value="4202.0">4202 m</quantity>
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||
, UK-1, http://data.nhm.ac.uk/object/241b828d-a574-47f2-995d-0bdef239c427; NHM_5042, NHMUK ANEA 2022.647, coll.
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||
<date value="2020-10-30">30/10/2020</date>
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||
, box core,
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||
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,
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,
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<quantity metricMagnitude="3" metricUnit="m" metricValue="4.262" unit="m" value="4262.0">4262 m</quantity>
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||
, NORI-D, http://data.nhm.ac.uk/object/1662fd8b-54a5-4f97-9083-02dbb2df7e39; NHM_1737A, NHMUK ANEA 2022.648, coll.
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||
<date value="2015-03-11">11/03/2015</date>
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||
, EBS,
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||
<geoCoordinate degrees="12.17383" direction="north" orientation="latitude" precision="1" value="12.17383">12.17383</geoCoordinate>
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,
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<geoCoordinate degrees="117.19283" direction="west" orientation="longitude" precision="1" value="-117.19283">-117.19283</geoCoordinate>
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,
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||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.045" unit="m" value="4045.0">4045 m</quantity>
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||
, OMS, http://data.nhm.ac.uk/object/4f372c07-c466-4b6c-91a9-229cd7c7a17d; NHM_1876, NHMUK ANEA 2022.649, coll.
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||
<date value="2015-03-13">13/03/2015</date>
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||
, EBS,
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||
<geoCoordinate degrees="12.0415" direction="north" orientation="latitude" precision="5" value="12.0415">12.0415</geoCoordinate>
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,
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<geoCoordinate degrees="117.21717" direction="west" orientation="longitude" precision="1" value="-117.21717">-117.21717</geoCoordinate>
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,
|
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<quantity metricMagnitude="3" metricUnit="m" metricValue="4.093999999999999" unit="m" value="4094.0">4094 m</quantity>
|
||
, OMS, http://data.nhm.ac.uk/object/6ad5c2b3-ece8-4195-a19f-3913de511e71; NHM_0550, NHMUK ANEA 2022.650,
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<date value="2015-02-17">17/02/2015</date>
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, EBS,
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<geoCoordinate degrees="12.386243" direction="north" orientation="latitude" precision="1" value="12.386243">12.386243</geoCoordinate>
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<geoCoordinate degrees="116.54867" direction="west" orientation="longitude" precision="1" value="-116.54867">-116.54867</geoCoordinate>
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,
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<quantity metricMagnitude="3" metricUnit="m" metricValue="4.202" unit="m" value="4202.0">4202 m</quantity>
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||
, UK-1, http://data.nhm.ac.uk/object/92791783-35c2-4fbf-80b0-2b074ef70828; NHM_1302, NHMUK ANEA 2022.651, coll.
|
||
<date value="2015-03-01">01/03/2015</date>
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||
, EBS,
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<geoCoordinate degrees="12.257333" direction="north" orientation="latitude" precision="1" value="12.257333">12.257333</geoCoordinate>
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,
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<geoCoordinate degrees="117.3021667" direction="west" orientation="longitude" precision="1" value="-117.30217">-117.3021667</geoCoordinate>
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,
|
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<quantity metricMagnitude="3" metricUnit="m" metricValue="4.302" unit="m" value="4302.0">4302 m</quantity>
|
||
, OMS, http://data.nhm.ac.uk/object/7aabe644-2ec6-4671-8c1a-f826eeeb0b46; NHM_1302A (
|
||
<typeStatus>holotype</typeStatus>
|
||
), NHMUK ANEA 2022.652, coll.
|
||
<date value="2015-03-01">01/03/2015</date>
|
||
, EBS,
|
||
<geoCoordinate degrees="12.257333" direction="north" orientation="latitude" precision="1" value="12.257333">12.257333</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="117.3021667" direction="west" orientation="longitude" precision="1" value="-117.30217">-117.3021667</geoCoordinate>
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||
,
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.302" unit="m" value="4302.0">4302 m</quantity>
|
||
, OMS, http://data.nhm.ac.uk/object/479933d3-9943-4d87-a1b8-ea120bd8f4ee; NHM_1737, NHMUK ANEA 2022.653, coll.
|
||
<date value="2015-03-11">11/03/2015</date>
|
||
, EBS,
|
||
<geoCoordinate degrees="12.17383" direction="north" orientation="latitude" precision="1" value="12.17383">12.17383</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="117.19283" direction="west" orientation="longitude" precision="1" value="-117.19283">-117.19283</geoCoordinate>
|
||
,
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.045" unit="m" value="4045.0">4045 m</quantity>
|
||
, OMS, http://data.nhm.ac.uk/object/2ca3e584-a68d-4ea5-98d2-75ce10515386;
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
NHM_1737C (
|
||
<typeStatus>paratype</typeStatus>
|
||
), NHMUK ANEA 2022.654, coll.
|
||
<date value="2015-03-11">11/03/2015</date>
|
||
, EBS,
|
||
<geoCoordinate degrees="12.17383" direction="north" orientation="latitude" precision="1" value="12.17383">12.17383</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="117.19283" direction="west" orientation="longitude" precision="1" value="-117.19283">-117.19283</geoCoordinate>
|
||
,
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.045" unit="m" value="4045.0">4045 m</quantity>
|
||
, OMS, http://data.nhm.ac.uk/object/efe95a8c-fc88-4849-ad26-1df3d292ef20; NHM_0616, NHMUK ANEA 2022.655, coll.
|
||
<date value="2015-02-17">17/02/2015</date>
|
||
, EBS,
|
||
<geoCoordinate degrees="12.386243" direction="north" orientation="latitude" precision="1" value="12.386243">12.386243</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="116.54867" direction="west" orientation="longitude" precision="1" value="-116.54867">-116.54867</geoCoordinate>
|
||
,
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.202" unit="m" value="4202.0">4202 m</quantity>
|
||
, UK-1, http://data.nhm.ac.uk/object/4758bf19-c6d0-42e0-b5ba-e83e203d2e18; NHM_0759, NHMUK ANEA 2022.656, coll.
|
||
<date value="2015-02-20">20/02/2015</date>
|
||
, EBS,
|
||
<geoCoordinate degrees="12.53717" direction="north" orientation="latitude" precision="1" value="12.53717">12.53717</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="116.60417" direction="west" orientation="longitude" precision="1" value="-116.60417">-116.60417</geoCoordinate>
|
||
,
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.425" unit="m" value="4425.0">4425 m</quantity>
|
||
, UK-1, http://data.nhm.ac.uk/object/b0f9162f-a861-4eb2-89a1-ce25c2bd09c4; NHM_1839, NHMUK ANEA 2022.657, coll.
|
||
<date value="2015-03-12">12/03/2015</date>
|
||
, box core,
|
||
<geoCoordinate degrees="12.0999" direction="north" orientation="latitude" precision="5" value="12.0999">12.0999</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="117.1966" direction="west" orientation="longitude" precision="5" value="-117.1966">-117.1966</geoCoordinate>
|
||
,
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.051" unit="m" value="4051.0">4051 m</quantity>
|
||
, OMS, http://data.nhm.ac.uk/object/02a5ace7-841e-4f50-bf03-57ba21f02f7c.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="33" type="diagnosis">
|
||
<paragraph pageId="0" pageNumber="33">Diagnosis.</paragraph>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="33">Holotype</emphasis>
|
||
(NHMUK ANEA.2022.652) complete (except for tissue sampled for DNA), 2.2 mm long and 0.8 mm wide without chaetae for 12 chaetigers (Fig.
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17A-F</figureCitation>
|
||
).
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="33">Paratype</emphasis>
|
||
(NHMUK ANEA.2022.654) complete (except for tissue sampled for DNA), 2.8 mm long and 1 mm wide for 12 chaetigers (Fig.
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18A-F</figureCitation>
|
||
).
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="33">Paratype</emphasis>
|
||
(NHMUK ANEA.2022.646, SEM specimen) anterior fragment only (Fig.
|
||
<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.646) A mid-body parapodium B notochaetae - anterior tier bifurcate and mid-tier ringent chaetae C bifurcate notochaetae posterior tier D, E details of variously serrated bifurcate notochaetae F, G examples of non-pigmented ringent notochaetae H details of pigmented ringent chaeta I SEM micrograph of ringent chaeta. Scale bars: 250 µm (A); 100 µm (B-D); 50 µm (E-H); 20 µm (I)." figureDoi="10.3897/zookeys.1137.86150.figure19" httpUri="https://binary.pensoft.net/fig/786219" pageId="0" pageNumber="33">19A-I</figureCitation>
|
||
). Body short, oval, flattened, pale yellow in alcohol (Figs
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18B</figureCitation>
|
||
), with a patch of light brown pigmentation on prostomium (Fig.
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18C</figureCitation>
|
||
). Live specimen pale with blueish hues (Fig.
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18A</figureCitation>
|
||
). Prostomium longer than wide, with 5 prostomial appendages (Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Diagrammatic representation of prostomial (A-C) and parapodial appendages from mid-body chaetigers (D, E) of CCZ-collected Euphrosinidae species (relative lengths preserved, but not drawn to scale) A Euphrosinella georgievae sp. nov. B Euphrosinopsis ahearni sp. nov. C Euphrosinopsis halli sp. nov. D Euphrosinella georgievae sp. nov. E Euphrosinopsis ahearni sp. nov. F Euphrosinopsis halli sp. nov. Abbreviations: P - palps, La - lateral antennae, Ma - median antenna, Car - caruncle, E - eyes, DC - dorsal cirrus, LC - lateral cirrus, VC - ventral cirrus, Br - branchiae." figureDoi="10.3897/zookeys.1137.86150.figure15" httpUri="https://binary.pensoft.net/fig/786215" pageId="0" pageNumber="33">15B</figureCitation>
|
||
). Pair of short slender palps (Figs
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17C</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18D</figureCitation>
|
||
); pair of slender lateral antenna (at least twice the length of palps) (Figs
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17C</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18D</figureCitation>
|
||
) and median antenna of caruncle with long thick ceratophore and very long slender cirrus reaching dorsally to chaetiger 7 (Fig.
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17F</figureCitation>
|
||
). Caruncle as oval lobe reaching to anterior margin of chaetiger 4, mostly free of body wall, with median keel and two pairs of lateral ridges, median keel slightly thicker than the lateral ones. Single pair of large, spherical eyes, deeply embedded, lateral to median antenna and caruncle (Figs
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Diagrammatic representation of prostomial (A-C) and parapodial appendages from mid-body chaetigers (D, E) of CCZ-collected Euphrosinidae species (relative lengths preserved, but not drawn to scale) A Euphrosinella georgievae sp. nov. B Euphrosinopsis ahearni sp. nov. C Euphrosinopsis halli sp. nov. D Euphrosinella georgievae sp. nov. E Euphrosinopsis ahearni sp. nov. F Euphrosinopsis halli sp. nov. Abbreviations: P - palps, La - lateral antennae, Ma - median antenna, Car - caruncle, E - eyes, DC - dorsal cirrus, LC - lateral cirrus, VC - ventral cirrus, Br - branchiae." figureDoi="10.3897/zookeys.1137.86150.figure15" httpUri="https://binary.pensoft.net/fig/786215" pageId="0" pageNumber="33">15B</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18A</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33" start="Figure 17" startId="F17">
|
||
<paragraph pageId="0" pageNumber="33">
|
||
<emphasis bold="true" pageId="0" pageNumber="33">Figure 17.</emphasis>
|
||
<taxonomicName authorityName="Neal & Wiklund & Gunton & Rabone & Bribiesca-Contreras & Dahlgren & Glover" authorityYear="2022" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. (holotype NHMUK ANEA.2022.652)
|
||
<emphasis bold="true" pageId="0" pageNumber="33">A</emphasis>
|
||
preserved specimen in dorsolateral view, pygidial cirri marked by arrows
|
||
<emphasis bold="true" pageId="0" pageNumber="33">B</emphasis>
|
||
specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows
|
||
<emphasis bold="true" pageId="0" pageNumber="33">C</emphasis>
|
||
detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows
|
||
<emphasis bold="true" pageId="0" pageNumber="33">D, E</emphasis>
|
||
branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers
|
||
<emphasis bold="true" pageId="0" pageNumber="33">F</emphasis>
|
||
detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
Parapodia biramous, two rami well separated. Parapodia of chaetiger 1 well developed, not reduced, parapodial cirri, branchiae or ringent chaetae not observed. In subsequent parapodia, parapodial appendages in the following dorsoventral order: dorsal cirrus, 1st branchia, lateral cirrus, 2nd branchia, ventral cirrus (Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Diagrammatic representation of prostomial (A-C) and parapodial appendages from mid-body chaetigers (D, E) of CCZ-collected Euphrosinidae species (relative lengths preserved, but not drawn to scale) A Euphrosinella georgievae sp. nov. B Euphrosinopsis ahearni sp. nov. C Euphrosinopsis halli sp. nov. D Euphrosinella georgievae sp. nov. E Euphrosinopsis ahearni sp. nov. F Euphrosinopsis halli sp. nov. Abbreviations: P - palps, La - lateral antennae, Ma - median antenna, Car - caruncle, E - eyes, DC - dorsal cirrus, LC - lateral cirrus, VC - ventral cirrus, Br - branchiae." figureDoi="10.3897/zookeys.1137.86150.figure15" httpUri="https://binary.pensoft.net/fig/786215" pageId="0" pageNumber="33">15E</figureCitation>
|
||
). Dorsal cirrus as a single very long filament (extending over two chaetigers in mid-body segments) (Fig.
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18F</figureCitation>
|
||
); the lateral cirrus as a shorter, stouter filament (Fig.
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17D, E</figureCitation>
|
||
); ventral cirri often missing, when observed, very slender (Fig.
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18E</figureCitation>
|
||
). Branchiae up to two pairs present per segment in mid-body, first branchia attached laterally to dorsal cirrus (Figs
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Diagrammatic representation of prostomial (A-C) and parapodial appendages from mid-body chaetigers (D, E) of CCZ-collected Euphrosinidae species (relative lengths preserved, but not drawn to scale) A Euphrosinella georgievae sp. nov. B Euphrosinopsis ahearni sp. nov. C Euphrosinopsis halli sp. nov. D Euphrosinella georgievae sp. nov. E Euphrosinopsis ahearni sp. nov. F Euphrosinopsis halli sp. nov. Abbreviations: P - palps, La - lateral antennae, Ma - median antenna, Car - caruncle, E - eyes, DC - dorsal cirrus, LC - lateral cirrus, VC - ventral cirrus, Br - branchiae." figureDoi="10.3897/zookeys.1137.86150.figure15" httpUri="https://binary.pensoft.net/fig/786215" pageId="0" pageNumber="33">15E</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18F</figureCitation>
|
||
), second branchia attached laterally to lateral cirrus (Figs
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Diagrammatic representation of prostomial (A-C) and parapodial appendages from mid-body chaetigers (D, E) of CCZ-collected Euphrosinidae species (relative lengths preserved, but not drawn to scale) A Euphrosinella georgievae sp. nov. B Euphrosinopsis ahearni sp. nov. C Euphrosinopsis halli sp. nov. D Euphrosinella georgievae sp. nov. E Euphrosinopsis ahearni sp. nov. F Euphrosinopsis halli sp. nov. Abbreviations: P - palps, La - lateral antennae, Ma - median antenna, Car - caruncle, E - eyes, DC - dorsal cirrus, LC - lateral cirrus, VC - ventral cirrus, Br - branchiae." figureDoi="10.3897/zookeys.1137.86150.figure15" httpUri="https://binary.pensoft.net/fig/786215" pageId="0" pageNumber="33">15E</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17D</figureCitation>
|
||
), both branchiae branched with 2-4 very long and slender branches (Figs
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Diagrammatic representation of prostomial (A-C) and parapodial appendages from mid-body chaetigers (D, E) of CCZ-collected Euphrosinidae species (relative lengths preserved, but not drawn to scale) A Euphrosinella georgievae sp. nov. B Euphrosinopsis ahearni sp. nov. C Euphrosinopsis halli sp. nov. D Euphrosinella georgievae sp. nov. E Euphrosinopsis ahearni sp. nov. F Euphrosinopsis halli sp. nov. Abbreviations: P - palps, La - lateral antennae, Ma - median antenna, Car - caruncle, E - eyes, DC - dorsal cirrus, LC - lateral cirrus, VC - ventral cirrus, Br - branchiae." figureDoi="10.3897/zookeys.1137.86150.figure15" httpUri="https://binary.pensoft.net/fig/786215" pageId="0" pageNumber="33">15E</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17D, E</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.654, unless stated otherwise) A live image of paratype (NHMUK ANEA. 2022.646), with eyespots (E) marked by arrows B preserved specimen in dorsolateral view C anterior end in dorsolateral view D detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows E two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers F dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus." figureDoi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33">18E, F</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.1137.86150.figure18" httpUri="https://binary.pensoft.net/fig/786218" pageId="0" pageNumber="33" start="Figure 18" startId="F18">
|
||
<paragraph pageId="0" pageNumber="33">
|
||
<emphasis bold="true" pageId="0" pageNumber="33">Figure 18.</emphasis>
|
||
<taxonomicName authorityName="Neal & Wiklund & Gunton & Rabone & Bribiesca-Contreras & Dahlgren & Glover" authorityYear="2022" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. (paratype NHMUK ANEA.2022.654, unless stated otherwise)
|
||
<emphasis bold="true" pageId="0" pageNumber="33">A</emphasis>
|
||
live image of paratype (NHMUK ANEA.2022.646), with eyespots (E) marked by arrows
|
||
<emphasis bold="true" pageId="0" pageNumber="33">B</emphasis>
|
||
preserved specimen in dorsolateral view
|
||
<emphasis bold="true" pageId="0" pageNumber="33">C</emphasis>
|
||
anterior end in dorsolateral view
|
||
<emphasis bold="true" pageId="0" pageNumber="33">D</emphasis>
|
||
detail of prostomium (specimen stained with Shirlastain) with palp (P) and lateral antennae (La) marked by arrows
|
||
<emphasis bold="true" pageId="0" pageNumber="33">E</emphasis>
|
||
two pairs of branched branchiae (Br), lateral cirrus (LC) and ventral cirrus (VC) of midbody chaetigers
|
||
<emphasis bold="true" pageId="0" pageNumber="33">F</emphasis>
|
||
dorsal cirrus (DC) and branchia (Br) of midbody chaetigers. Scale bars: 1 mm. Abbreviations: E - eyes, P - palps, La - lateral antennae, Br - branchiae, LC - lateral cirrus, VC - ventral cirrus, DC dorsal cirrus.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
Chaetae fragile, prone to breakage, of two main types: 1. Numerous, bifurcate chaetae arranged in three rows in notopodia; their shafts of various length and thickness (Fig.
|
||
<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.646) A mid-body parapodium B notochaetae - anterior tier bifurcate and mid-tier ringent chaetae C bifurcate notochaetae posterior tier D, E details of variously serrated bifurcate notochaetae F, G examples of non-pigmented ringent notochaetae H details of pigmented ringent chaeta I SEM micrograph of ringent chaeta. Scale bars: 250 µm (A); 100 µm (B-D); 50 µm (E-H); 20 µm (I)." figureDoi="10.3897/zookeys.1137.86150.figure19" httpUri="https://binary.pensoft.net/fig/786219" pageId="0" pageNumber="33">19A</figureCitation>
|
||
); their prongs variable in length with short furcate chaetae in anterior tier having the ratio of short to long prong ca. 1:3.5 (where possible to establish), the prong ratio of longest chaetae in the mid tear 1:4-5 (where possible to establish); prongs mainly smooth or with faint serration (Fig.
|
||
<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.646) A mid-body parapodium B notochaetae - anterior tier bifurcate and mid-tier ringent chaetae C bifurcate notochaetae posterior tier D, E details of variously serrated bifurcate notochaetae F, G examples of non-pigmented ringent notochaetae H details of pigmented ringent chaeta I SEM micrograph of ringent chaeta. Scale bars: 250 µm (A); 100 µm (B-D); 50 µm (E-H); 20 µm (I)." figureDoi="10.3897/zookeys.1137.86150.figure19" httpUri="https://binary.pensoft.net/fig/786219" pageId="0" pageNumber="33">19C-E</figureCitation>
|
||
); 2. Ringent chaetae (sensu
|
||
<bibRefCitation DOI="https://doi.org/10.1029/AR058p0093" author="Kudenov, JD" journalOrPublisher="Antarctic Research Series, Biology of the Antarctic Seas XXII" pageId="0" pageNumber="33" pagination="93 - 150" refId="B64" refString="Kudenov, JD, 1993. Amphinomidae and Euphrosinidae (Annelida: Polychaeta) principally from Antarctica, the Southern Ocean, and Subantarctic regions. Antarctic Research Series, Biology of the Antarctic Seas XXII 58: 93 - 150, DOI: https://doi.org/10.1029/AR058p0093" title="Amphinomidae and Euphrosinidae (Annelida: Polychaeta) principally from Antarctica, the Southern Ocean, and Subantarctic regions." url="https://doi.org/10.1029/AR058p0093" volume="58" year="1993">Kudenov 1993</bibRefCitation>
|
||
) present in notopodia only, numerous (ca. 20 per notopodium) (Fig.
|
||
<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.646) A mid-body parapodium B notochaetae - anterior tier bifurcate and mid-tier ringent chaetae C bifurcate notochaetae posterior tier D, E details of variously serrated bifurcate notochaetae F, G examples of non-pigmented ringent notochaetae H details of pigmented ringent chaeta I SEM micrograph of ringent chaeta. Scale bars: 250 µm (A); 100 µm (B-D); 50 µm (E-H); 20 µm (I)." figureDoi="10.3897/zookeys.1137.86150.figure19" httpUri="https://binary.pensoft.net/fig/786219" pageId="0" pageNumber="33">19A, B</figureCitation>
|
||
), composed of two curved prongs of unequal length and thickness, both with distinct serration, the long prong distally with slender tip, short prong broad and distally rounded (Fig.
|
||
<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Euphrosinopsis ahearni sp. nov. (paratype NHMUK ANEA. 2022.646) A mid-body parapodium B notochaetae - anterior tier bifurcate and mid-tier ringent chaetae C bifurcate notochaetae posterior tier D, E details of variously serrated bifurcate notochaetae F, G examples of non-pigmented ringent notochaetae H details of pigmented ringent chaeta I SEM micrograph of ringent chaeta. Scale bars: 250 µm (A); 100 µm (B-D); 50 µm (E-H); 20 µm (I)." figureDoi="10.3897/zookeys.1137.86150.figure19" httpUri="https://binary.pensoft.net/fig/786219" pageId="0" pageNumber="33">19F-I</figureCitation>
|
||
). Neurochaetae numerous, but thinner than notochaetae, all bifurcate, of varying lengths prongs appearing smooth. Pygidium with paired anal cirri, resembling cylindrical tube feet (Fig.
|
||
<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Euphrosinopsis ahearni sp. nov. (holotype NHMUK ANEA. 2022.652) A preserved specimen in dorsolateral view, pygidial cirri marked by arrows B specimen Shirlastained in dorsolateral view, pygidial cirri marked by arrows C detail of prostomium in dorsal view with palps (p) and lateral antennae (la) marked by arrows D, E branched branchiae (br) and lateral cirrus (cir) of midbody chaetigers F detail of midbody chaetigers, median antenna (ma) marked by arrow. Scale bars: 1 mm. Abbreviations: P - palps, la - lateral antennae, cir - cirrus, br - branchiae, ma - median antenna." figureDoi="10.3897/zookeys.1137.86150.figure17" httpUri="https://binary.pensoft.net/fig/786217" pageId="0" pageNumber="33">17A, B</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.1137.86150.figure19" httpUri="https://binary.pensoft.net/fig/786219" pageId="0" pageNumber="33" start="Figure 19" startId="F19">
|
||
<paragraph pageId="0" pageNumber="33">
|
||
<emphasis bold="true" pageId="0" pageNumber="33">Figure 19.</emphasis>
|
||
<taxonomicName authorityName="Neal & Wiklund & Gunton & Rabone & Bribiesca-Contreras & Dahlgren & Glover" authorityYear="2022" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. (paratype NHMUK ANEA.2022.646)
|
||
<emphasis bold="true" pageId="0" pageNumber="33">A</emphasis>
|
||
mid-body parapodium
|
||
<emphasis bold="true" pageId="0" pageNumber="33">B</emphasis>
|
||
notochaetae - anterior tier bifurcate and mid-tier ringent chaetae
|
||
<emphasis bold="true" pageId="0" pageNumber="33">C</emphasis>
|
||
bifurcate notochaetae posterior tier
|
||
<emphasis bold="true" pageId="0" pageNumber="33">D, E</emphasis>
|
||
details of variously serrated bifurcate notochaetae
|
||
<emphasis bold="true" pageId="0" pageNumber="33">F, G</emphasis>
|
||
examples of non-pigmented ringent notochaetae
|
||
<emphasis bold="true" pageId="0" pageNumber="33">H</emphasis>
|
||
details of pigmented ringent chaeta
|
||
<emphasis bold="true" pageId="0" pageNumber="33">I</emphasis>
|
||
SEM micrograph of ringent chaeta. Scale bars: 250
|
||
<normalizedToken originalValue="µm">µm</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="33">A</emphasis>
|
||
); 100
|
||
<normalizedToken originalValue="µm">µm</normalizedToken>
|
||
<emphasis bold="true" pageId="0" pageNumber="33">(B-D</emphasis>
|
||
); 50
|
||
<normalizedToken originalValue="µm">µm</normalizedToken>
|
||
<emphasis bold="true" pageId="0" pageNumber="33">(E-H</emphasis>
|
||
); 20
|
||
<normalizedToken originalValue="µm">µm</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="33">I</emphasis>
|
||
).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="33" type="molecular information">
|
||
<paragraph pageId="0" pageNumber="33">Molecular Information.</paragraph>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
Specimen (NHMUK ANEA.2022.644) was sequenced for 16S and 18S while 14 other specimens were sequenced for 16S only. There were no identical sequences for 16S on GenBank (Table
|
||
<tableCitation captionStart="Table 1" captionStartId="T1" captionText="Table 1. List of taxa presented in this paper - family, DNA taxonomy ID (a species-level identification based on combined DNA and morphological evidence), cruise record number, GUID (Global Unique Identifier link to data record at http: // data. nhm. ac. uk), NHMUK registration number (NHMUK), Molecular Collection facility (MCf) sample ID number (MCF no.) and NCBI GenBank accession numbers (COI / 16 S / 18 S AK no.) for successfully sequenced genetic markers. GenBank numbers for phylogenetic analysis data downloaded from GenBank are presented in Suppl. material 1." httpUri="http://table.plazi.org/id/975BF9BB1DC46F3BF5AFB3BB09D145F3" pageId="0" pageNumber="33" tableUuid="975BF9BB1DC46F3BF5AFB3BB09D145F3">1</tableCitation>
|
||
). The relationships between
|
||
<taxonomicName authorityName="Detinova" authorityYear="1985" class="Polychaeta" family="Amphinomidae" genus="Euphrosinella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinella" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinella</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName authorityName="Kudenov" authorityYear="1993" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis</emphasis>
|
||
</taxonomicName>
|
||
in the phylogenetic tree is unresolved (Fig.
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Majority-rule consensus trees from the Bayesian analyses with posterior probability values on nodes. Taxon names highlighted in blue are news species or new sequences for already known species. A Amphinomidae phylogenetic tree using a combined datasets for COI, 16 S, and 18 S with 26 terminal taxa of which Euphrosine foliosa (Euphrosinidae) was used as a root B Euphrosinidae phylogenetic tree using a combined datasets for 16 S and 18 S with nine terminal taxa of which Paramphinome jeffreysii (Amphinomidae) was used as a root." figureDoi="10.3897/zookeys.1137.86150.figure5" httpUri="https://binary.pensoft.net/fig/786205" pageId="0" pageNumber="33">5B</figureCitation>
|
||
). As COI sequencing was not successful in this study, all euphrosinid species are represented by only 16S and 18S.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="33" type="remarks">
|
||
<paragraph pageId="0" pageNumber="33">Remarks.</paragraph>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
The CCZ species agrees well with the genus
|
||
<taxonomicName authorityName="Kudenov" authorityYear="1993" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis</emphasis>
|
||
</taxonomicName>
|
||
in having five prostomial appendages, caruncle partially free from the body wall and the presence of large, deeply embedded eyes lateral to median antenna and caruncle. However, this species shows differences from all known species in this genus, suggesting it belongs to a new species.
|
||
<taxonomicName authorityName="Kudenov" authorityYear="1993" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis crassiseta" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="crassiseta">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis crassiseta</emphasis>
|
||
</taxonomicName>
|
||
(type locality: Weddell Sea, 3697 m) can be easily distinguished by having only small, cirriform branchia per segment rather than two pairs of branched branchiae, by the absence of ringent chaetae and presence of coarsely serrated neurochaetae.
|
||
<taxonomicName authorityName="Kudenov" authorityYear="1993" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis horsti" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="horsti">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis horsti</emphasis>
|
||
</taxonomicName>
|
||
(type locality: Pacific Antarctic Ridge, 3219-3255 m) also has only one very small, cirriform branchia per segment. Ringent chaetae are present in the known species, but they possess a distal tooth in the gap, which is absent in the new species. Finally, the most similar species,
|
||
<taxonomicName baseAuthorityName="Hartmann-Schroder & Rosenfeldt" baseAuthorityYear="1992" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis antarctica" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="antarctica">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis antarctica</emphasis>
|
||
</taxonomicName>
|
||
can be distinguished by having up to three branchiae per segment, the first branched, but the others cirriform and style of median antenna of similar length to caruncle, rather than much longer as in the new species.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
Thus,
|
||
<taxonomicName authorityName="Neal & Wiklund & Gunton & Rabone & Bribiesca-Contreras & Dahlgren & Glover" authorityYear="2022" class="Polychaeta" family="Euphrosinidae" genus="Euphrosinopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euphrosinopsis ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">Euphrosinopsis ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. can be distinguished mainly by having two pairs of branched branchiae in midbody chaetigers, both with very long thin branches. That is also the main distinguishing character from its congener from the CCZ,
|
||
<taxonomicName class="Polychaeta" kingdom="Animalia" lsidName="E. halli" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="halli">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">E. halli</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. also described in this study, which possess only single cirriform branchia in each parapodium. Both new species possess ringent notochaetae, that can be distinguished as follow: 1. They are numerous (ca. 20 per notopodium) and easily observed in
|
||
<taxonomicName class="Polychaeta" kingdom="Animalia" lsidName="E. ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">E. ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov., whilst only few (ca. 5 per notopodium) can be found in
|
||
<taxonomicName class="Polychaeta" kingdom="Animalia" lsidName="E. halli" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="halli">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">E. halli</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.; 2. The serration of inner margin is more pronounced in
|
||
<taxonomicName class="Polychaeta" kingdom="Animalia" lsidName="E. ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">E. ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. and 3. The distal tip is shorter and stubbier in
|
||
<taxonomicName class="Polychaeta" kingdom="Animalia" lsidName="E. ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">E. ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. Further, the caruncle is more developed in
|
||
<taxonomicName class="Polychaeta" kingdom="Animalia" lsidName="E. ahearni" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="ahearni">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">E. ahearni</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. reaching to chaetiger four, not two as in
|
||
<taxonomicName class="Polychaeta" kingdom="Animalia" lsidName="E. halli" order="Amphinomida" pageId="0" pageNumber="33" phylum="Annelida" rank="species" species="halli">
|
||
<emphasis italics="true" pageId="0" pageNumber="33">E. halli</emphasis>
|
||
</taxonomicName>
|
||
sp. nov., and style of median antenna is much longer than caruncle in the former species, whilst they are ca. the same length in the latter.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="33" type="distribution">
|
||
<paragraph pageId="0" pageNumber="33">Distribution.</paragraph>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
Central Pacific Ocean, Eastern CCZ, the exploration areas UK-1, OMS, and NORI-D (Fig.
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Map of CCZ of exploration areas and areas of particular interest, with targeted areas where samples of this study were collected highlighted in colours (see legend for explanation)." figureDoi="10.3897/zookeys.1137.86150.figure1" httpUri="https://binary.pensoft.net/fig/786201" pageId="0" pageNumber="33">1</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="33" type="etymology">
|
||
<paragraph pageId="0" pageNumber="33">Etymology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="33">
|
||
This species is named for Patrick
|
||
<normalizedToken originalValue="A’Hearn">A'Hearn</normalizedToken>
|
||
, technician from the University of Washington onboard the RV Thomas G Thompson.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |