treatments-xml/data/99/67/93/9967936983315B1EFF45A6E0FAEED2FE.xml
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<document id="68E348811551F2E1A6F71F1563ACE1A4" ID-CLB-Dataset="93669" ID-DOI="10.11646/zootaxa.5162.2.2" ID-GBIF-Dataset="c6579072-543a-42a8-b582-6def2535bc95" ID-ISSN="1175-5326" ID-Zenodo-Dep="6809918" ID-ZooBank="58C2CCFF-56DA-4A1D-8A61-2E72930020BB" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1657268039008" checkinUser="plazi" docAuthor="Augustina, Treasa, Sreeram, Miriam Paul, Sukumaran, Sandhya &amp; Jose, Anjaly" docDate="2022" docId="9967936983315B1EFF45A6E0FAEED2FE" docLanguage="en" docName="zootaxa.5162.2.2.pdf" docOrigin="Zootaxa 5162 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Eptatretus wadgensis Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose 2022, sp. nov." docType="treatment" docUuid="B29E4700-5C6A-47F8-B0FF-D6BF3D4FAD58" docUuidSource="ZooBank" docVersion="7" lastPageNumber="125" masterDocId="655EEB1183335B1BFFD2A63FFFB6D50B" masterDocTitle="A new species of six-gilled hagfish (Myxinidae: Eptatretus) from the Lakshadweep Sea" masterLastPageNumber="134" masterPageNumber="120" pageNumber="122" updateTime="1699356710036" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="F008C6184BAD4D61F45DF962849D7108">A new species of six-gilled hagfish (Myxinidae: Eptatretus) from the Lakshadweep Sea</mods:title>
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<mods:namePart id="9F6EBAD207AB422536225955A771AAEF">Augustina, Treasa</mods:namePart>
<mods:nameIdentifier id="C4511866B849F964B9E3EB5754300B32" type="ORCID">0000-0001-9531-8107</mods:nameIdentifier>
<mods:affiliation id="B8560EC82FC8F9884214CF9BFD1F6142">Cochin University of Science and Technology, Kochi, Kerala &amp; Kerala State Council for Science, Technology and Environment, Thiruvananthapuram, Kerala &amp; ICAR-Central Marine Fisheries Research Institute, Kochi 682018. &amp; treasaaugustina 28 @ gmail. com; https: // orcid. org / 0000 - 0001 - 9531 - 8107</mods:affiliation>
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<mods:namePart id="61F2273BD586490E171DF895DEBD4FF1">Sreeram, Miriam Paul</mods:namePart>
<mods:affiliation id="B085B8A6B080B893ABB1D67891F1BFBD">ICAR-Central Marine Fisheries Research Institute, Kochi 682018.</mods:affiliation>
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<mods:namePart id="CE8D50EA6DC8BC53647A08DB699C5774">Sukumaran, Sandhya</mods:namePart>
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<mods:affiliation id="877F9E7FA210ECBAE5069AB24574B730">ICAR-Central Marine Fisheries Research Institute, Kochi 682018. &amp; sukumaransandhya @ yahoo. com; https: // orcid. org / 0000 - 0001 - 6177 - 469 X</mods:affiliation>
<mods:nameIdentifier id="F2C1CC7C49DE46344A0B5C077D0FD02B" type="email">sukumaransandhya@yahoo.com</mods:nameIdentifier>
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<mods:namePart id="71D47AB77C52C89052B9360936E3620B">Jose, Anjaly</mods:namePart>
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<mods:affiliation id="89E369A993C83A14F5A327F002299E78">ICAR-Central Marine Fisheries Research Institute, Kochi 682018. &amp; anjalijose 2 @ gmail. com; https: // orcid. org / 0000 - 0003 - 1132 - 4804 &amp; joshyguru @ gmail. com; https: // orcid. org / 0000 - 0002 - 8362 - 6433 &amp; agopalkochi @ gmail. com; https: // orcid. org / 0000 - 0003 - 3355 - 4491</mods:affiliation>
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<treatment id="9967936983315B1EFF45A6E0FAEED2FE" ID-DOI="http://doi.org/10.5281/zenodo.6809920" ID-GBIF-Taxon="197215323" ID-Zenodo-Dep="6809920" LSID="urn:lsid:zoobank.org:act:B29E4700-5C6A-47F8-B0FF-D6BF3D4FAD58" httpUri="http://treatment.plazi.org/id/9967936983315B1EFF45A6E0FAEED2FE" lastPageId="5" lastPageNumber="125" pageId="2" pageNumber="122">
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<paragraph id="1171227F83315B19FF45A6E0FE48D5F2" blockId="2.[151,588,223,321]" box="[151,510,223,250]" pageId="2" pageNumber="122">
<heading id="4A39951383315B19FF45A6E0FE48D5F2" bold="true" box="[151,510,223,250]" fontSize="11" level="1" pageId="2" pageNumber="122" reason="1">
<emphasis id="23BAFE6D83315B19FF45A6E0FE48D5F2" bold="true" box="[151,510,223,250]" pageId="2" pageNumber="122">
<taxonomicName id="D6CE59FC83315B19FF45A6E0FE2ED5F1" authority="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose, 2022" authorityName="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose" authorityYear="2022" box="[151,408,223,250]" class="Myxini" family="Myxinidae" genus="Eptatretus" kingdom="Animalia" order="Myxiniformes" pageId="2" pageNumber="122" phylum="Chordata" rank="species" species="wadgensis" status="sp. nov.">
<emphasis id="23BAFE6D83315B19FF45A6E0FE2ED5F1" bold="true" box="[151,408,223,250]" italics="true" pageId="2" pageNumber="122">Eptatretus wadgensis</emphasis>
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<taxonomicNameLabel id="3889431683315B19FE4DA6E0FE48D5F2" box="[415,510,223,249]" pageId="2" pageNumber="122" rank="species">sp. nov.</taxonomicNameLabel>
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<paragraph id="1171227F83315B19FF45A73CFDFAD416" blockId="2.[151,588,223,321]" box="[151,588,259,286]" pageId="2" pageNumber="122">(Common name: Wadge Bank hagfish)</paragraph>
</subSubSection>
<subSubSection id="59D471F483315B19FF45A718FEC4D44A" box="[151,370,295,321]" pageId="2" pageNumber="122" type="description">
<paragraph id="1171227F83315B19FF45A718FEC4D44A" blockId="2.[151,588,223,321]" box="[151,370,295,321]" pageId="2" pageNumber="122">
(
<figureCitation id="89F53EFA83315B19FF4DA718FEBCD44A" box="[159,266,295,321]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStartId-0="2.[151,250,1948,1972]" captionStartId-1="3.[151,250,1748,1772]" captionStartId-2="4.[151,250,1918,1942]" captionStartId-3="5.[151,250,1509,1533]" captionTargetBox-0="[156,1433,343,1915]" captionTargetBox-1="[151,1435,849,1724]" captionTargetBox-2="[151,1436,181,1895]" captionTargetBox-3="[252,1336,181,1485]" captionTargetId-0="figure-34@2.[148,1433,343,1922]" captionTargetId-1="figure-372@3.[151,1435,849,1725]" captionTargetId-2="figure-19@4.[151,1436,181,1895]" captionTargetId-3="figure-30@5.[252,1336,181,1485]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionTargetPageId-3="5" captionText-0="FIGURE 1. Known distribution of Eptatretus wadgensis sp. nov., based on the type series (represents holotype and represents paratypes)" captionText-1="FIGURE 2. (A) Holotype (B) Gill apertures (GA) Eptatretus wadgensis sp. nov., CMFRI DNR.: GC.1.1.1.1, 400mm in TL, fresh specimen (photo: K.R. Aju)" captionText-2="FIGURE 3. Anatomy of Eptatretus wadgensis sp. nov., Paratypes CMFRI DNR GC.1.1.1.4 Separated ventral aorta between 4th and 5th gill pouch. Branchial region (gill pouches (GP), median ventral aorta (MVA), separated ventral aorta (SVA), efferent branchial duct (EBD), dental muscle (DM), heart (H) and liver (L) (photo: K.R. Aju)" captionText-3="FIGURE 4. Dentition of Eptatretus wadgensis sp. nov., holotype CMFRI DNR.: GC.1.1.1.1 (A. Anterior row of teeth B. Posterior row of teeth (left series) and palatine tooth (PL)." figureDoi-0="http://doi.org/10.5281/zenodo.6809922" figureDoi-1="http://doi.org/10.5281/zenodo.6809924" figureDoi-2="http://doi.org/10.5281/zenodo.6809928" figureDoi-3="http://doi.org/10.5281/zenodo.6809930" httpUri-0="https://zenodo.org/record/6809922/files/figure.png" httpUri-1="https://zenodo.org/record/6809924/files/figure.png" httpUri-2="https://zenodo.org/record/6809928/files/figure.png" httpUri-3="https://zenodo.org/record/6809930/files/figure.png" pageId="2" pageNumber="122">Figs. 14</figureCitation>
,
<tableCitation id="5C4C17C483315B19FEC4A718FED1D44A" box="[278,359,295,321]" captionStart="TABLE 1" captionStartId="6.[151,239,151,175]" captionTargetPageId="6" captionText="TABLE 1. Counts and proportions of Eptatretus wadgensis sp. nov." httpUri="http://table.plazi.org/id/45B172F783355B1DFF45A6A8FCD9D5BB" pageId="2" pageNumber="122" tableUuid="45B172F783355B1DFF45A6A8FCD9D5BB">Table 1</tableCitation>
)
</paragraph>
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<caption id="45B172F783315B19FF45A1A3FED8D2D2" ID-DOI="http://doi.org/10.5281/zenodo.6809922" ID-Zenodo-Dep="6809922" httpUri="https://zenodo.org/record/6809922/files/figure.png" pageId="2" pageNumber="122" startId="2.[151,250,1948,1972]" targetBox="[156,1433,343,1915]" targetPageId="2">
<paragraph id="1171227F83315B19FF45A1A3FED8D2D2" blockId="2.[151,1402,1948,2009]" pageId="2" pageNumber="122">
<emphasis id="23BAFE6D83315B19FF45A1A3FEA3D2BF" bold="true" box="[151,277,1948,1972]" pageId="2" pageNumber="122">FIGURE 1.</emphasis>
Known distribution of
<taxonomicName id="D6CE59FC83315B19FDD8A1A2FD53D2BF" authority="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose, 2022" authorityName="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose" authorityYear="2022" box="[522,741,1948,1972]" class="Myxini" family="Myxinidae" genus="Eptatretus" kingdom="Animalia" order="Myxiniformes" pageId="2" pageNumber="122" phylum="Chordata" rank="species" species="wadgensis" status="sp. nov.">
<emphasis id="23BAFE6D83315B19FDD8A1A2FD53D2BF" box="[522,741,1948,1972]" italics="true" pageId="2" pageNumber="122">Eptatretus wadgensis</emphasis>
</taxonomicName>
<emphasis id="23BAFE6D83315B19FD3FA1A2FC89D2BE" bold="true" box="[749,831,1949,1973]" pageId="2" pageNumber="122">
<taxonomicNameLabel id="3889431683315B19FD3FA1A2FC89D2BE" box="[749,831,1949,1973]" pageId="2" pageNumber="122" rank="species">sp. nov.</taxonomicNameLabel>
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, based on the type series (represents holotype and represents paratypes)
</paragraph>
</caption>
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<emphasis id="23BAFE6D83305B18FF45A6A9FE3AD5BB" bold="true" box="[151,396,150,176]" pageId="3" pageNumber="123">Materials examined.</emphasis>
<materialsCitation id="A1A6282283305B18FE46A6A8FAD5D5DE" ID-GBIF-Occurrence="3861468304" collectingDate="2021-03-19" collectionCode="CMFRI, DNR, GC" country="India" county="Jose Antony" elevation="300" location="Wadge Bank" municipality="Sea" pageId="3" pageNumber="123" specimenCount="1" typeStatus="holotype">
<emphasis id="23BAFE6D83305B18FE46A6A8FDBED5BA" bold="true" box="[404,520,151,177]" pageId="3" pageNumber="123">
<typeStatus id="CE759CDD83305B18FE46A6A8FDB5D5BA" box="[404,515,151,177]" pageId="3" pageNumber="123" type="holotype">Holotype</typeStatus>
.
</emphasis>
<collectionCode id="77DFBABA83305B18FDC2A6A8FDD1D5BA" box="[528,615,151,177]" country="0" httpUri="http://grbio.org/cool/mve2-984h" name="See FMRI" pageId="3" pageNumber="123">CMFRI</collectionCode>
<collectionCode id="77DFBABA83305B18FDBDA6A8FD1CD5BA" box="[623,682,151,177]" pageId="3" pageNumber="123">DNR</collectionCode>
<collectionCode id="77DFBABA83305B18FD60A6A8FD6AD5BA" box="[690,732,151,177]" country="0" name="Goucher College" pageId="3" pageNumber="123">GC</collectionCode>
.1.1.1.1,
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TL, female,
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, Lakshadweep
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,
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, 7
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35
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14
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N, 76
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45
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45
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E, continental shelf, ~
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</quantity>
, deep-sea bottom trawl,
<collectingCounty id="F8105AF383305B18FBC8A684FB13D5DE" box="[1050,1189,187,213]" pageId="3" pageNumber="123">Jose Antony</collectingCounty>
,
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<collectingDate id="7534FD5783305B18FB62A684FAE8D5DE" box="[1200,1374,187,213]" pageId="3" pageNumber="123" value="2021-03-19">19 March 2021</collectingDate>
</date>
.
</materialsCitation>
</paragraph>
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<materialsCitation id="A1A6282283305B18FF15A6E0FBC5D416" ID-GBIF-Occurrence="3861468303" collectingDate="2021-04-17" collectionCode="CMFRI, DNR, GC" country="India" county="Jose Antony" elevation="300" location="Wadge Bank" municipality="Sea" pageId="3" pageNumber="123" specimenCount="1" typeStatus="paratype">
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<typeStatus id="CE759CDD83305B18FF15A6E0FEF7D5F2" box="[199,321,223,249]" pageId="3" pageNumber="123" type="paratype">Paratypes</typeStatus>
.
</emphasis>
<collectionCode id="77DFBABA83305B18FE9FA6E0FE12D5F2" box="[333,420,223,249]" country="0" httpUri="http://grbio.org/cool/mve2-984h" name="See FMRI" pageId="3" pageNumber="123">CMFRI</collectionCode>
<collectionCode id="77DFBABA83305B18FE7EA6E0FE51D5F2" box="[428,487,223,249]" pageId="3" pageNumber="123">DNR</collectionCode>
<collectionCode id="77DFBABA83305B18FE3CA6E0FDA1D5F2" box="[494,535,223,249]" country="0" name="Goucher College" pageId="3" pageNumber="123">GC</collectionCode>
.1.1.1.2,
<quantity id="D6368F9A83305B18FDAAA6E1FD63D5F2" box="[632,725,222,249]" metricMagnitude="-1" metricUnit="m" metricValue="3.25" pageId="3" pageNumber="123" unit="mm" value="325.0">325 mm</quantity>
TL, female,
<location id="141174A483305B18FCB4A6E0FC4FD5F2" LSID="urn:lsid:plazi:treatment:9967936983315B1EFF45A6E0FAEED2FE:141174A483305B18FCB4A6E0FC4FD5F2" box="[870,1017,223,249]" country="India" county="Jose Antony" municipality="Sea" name="Wadge Bank" pageId="3" pageNumber="123">Wadge Bank</location>
, Lakshadweep
<collectingMunicipality id="F115B80583305B18FB77A6E0FB66D5F2" box="[1189,1232,223,249]" pageId="3" pageNumber="123">Sea</collectingMunicipality>
,
<collectingCountry id="69D962EF83305B18FB0EA6E0FAAED5F2" box="[1244,1304,223,249]" name="India" pageId="3" pageNumber="123">India</collectingCountry>
, 7
<superScript id="E6BB8F3783305B18FAE0A6E1FA8FD5E7" attach="none" box="[1330,1337,222,236]" fontSize="6" pageId="3" pageNumber="123">°</superScript>
27
<superScript id="E6BB8F3783305B18FA87A6E1FAECD5E5" attach="none" box="[1365,1370,222,238]" fontSize="6" pageId="3" pageNumber="123">΄</superScript>
35
<superScript id="E6BB8F3783305B18FAA4A6E1FA37D5E5" attach="right" box="[1398,1409,222,238]" fontSize="6" pageId="3" pageNumber="123">΄΄</superScript>
N, 77
<superScript id="E6BB8F3783305B18FF61A73DFF0CD41B" attach="none" box="[179,186,258,272]" fontSize="6" pageId="3" pageNumber="123">°</superScript>
56
<superScript id="E6BB8F3783305B18FF04A73DFF6DD419" attach="none" box="[214,219,258,274]" fontSize="6" pageId="3" pageNumber="123">΄</superScript>
01
<superScript id="E6BB8F3783305B18FF25A73DFEB4D419" attach="right" box="[247,258,258,274]" fontSize="6" pageId="3" pageNumber="123">΄΄</superScript>
E, continental shelf, ~
<quantity id="D6368F9A83305B18FE20A73CFD8CD416" box="[498,570,259,285]" metricMagnitude="2" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="123" unit="m" value="300.0">
<elevation id="9AE3C54C83305B18FE20A73CFD8CD416" box="[498,570,259,285]" metricMagnitude="2" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="123" unit="m" value="300.0">300 m</elevation>
</quantity>
, deep-sea bottom trawl,
<collectingCounty id="F8105AF383305B18FC94A73CFC79D416" box="[838,975,259,285]" pageId="3" pageNumber="123">Jose Antony</collectingCounty>
,
<date id="657004BF83305B18FC0AA73CFBC5D416" box="[984,1139,259,285]" pageId="3" pageNumber="123" value="2021-04-17">
<collectingDate id="7534FD5783305B18FC0AA73CFBC5D416" box="[984,1139,259,285]" pageId="3" pageNumber="123" value="2021-04-17">17 April 2021</collectingDate>
</date>
</materialsCitation>
;
<collectionCode id="77DFBABA83305B18FBAFA73CFB62D416" box="[1149,1236,259,285]" country="0" httpUri="http://grbio.org/cool/mve2-984h" name="See FMRI" pageId="3" pageNumber="123">CMFRI</collectionCode>
<collectionCode id="77DFBABA83305B18FB08A73CFAA3D416" box="[1242,1301,259,285]" pageId="3" pageNumber="123">DNR</collectionCode>
<collectionCode id="77DFBABA83305B18FAC8A73CFAF2D416" box="[1306,1348,259,285]" country="0" name="Goucher College" pageId="3" pageNumber="123">GC</collectionCode>
.1.1.1.3,
<quantity id="D6368F9A83305B18FF45A718FF4ED44A" box="[151,248,295,321]" metricMagnitude="-1" metricUnit="m" metricValue="3.4" pageId="3" pageNumber="123" unit="mm" value="340.0">340 mm</quantity>
TL, male and
<materialsCitation id="A1A6282283305B18FE7BA718FA93D46E" ID-GBIF-Occurrence="3861468302" collectingDate="2021-01-15" collectionCode="CMFRI, DNR, GC" country="India" county="Jose Antony" elevation="250" location="Wadge Bank" municipality="Sea" pageId="3" pageNumber="123" specimenCount="1" typeStatus="paratype">
<collectionCode id="77DFBABA83305B18FE7BA718FDB6D44A" box="[425,512,295,321]" country="0" httpUri="http://grbio.org/cool/mve2-984h" name="See FMRI" pageId="3" pageNumber="123">CMFRI</collectionCode>
<collectionCode id="77DFBABA83305B18FDD9A718FDF0D44A" box="[523,582,295,321]" pageId="3" pageNumber="123">DNR</collectionCode>
<collectionCode id="77DFBABA83305B18FD83A718FDCCD44A" box="[593,634,295,321]" country="0" name="Goucher College" pageId="3" pageNumber="123">GC</collectionCode>
.1.1.1.4,
<quantity id="D6368F9A83305B18FD0FA718FC88D44A" box="[733,830,295,321]" metricMagnitude="-1" metricUnit="m" metricValue="3.08" pageId="3" pageNumber="123" unit="mm" value="308.0">308 mm</quantity>
TL, female,
<location id="141174A483305B18FC0BA718FBD8D44A" LSID="urn:lsid:plazi:treatment:9967936983315B1EFF45A6E0FAEED2FE:141174A483305B18FC0BA718FBD8D44A" box="[985,1134,295,321]" country="India" county="Jose Antony" municipality="Sea" name="Wadge Bank" pageId="3" pageNumber="123">Wadge Bank</location>
, Lakshadweep
<collectingMunicipality id="F115B80583305B18FAF0A718FAFBD44A" box="[1314,1357,295,321]" pageId="3" pageNumber="123">Sea</collectingMunicipality>
,
<collectingCountry id="69D962EF83305B18FA8EA718FA2ED44A" box="[1372,1432,295,321]" name="India" pageId="3" pageNumber="123">India</collectingCountry>
, 7
<superScript id="E6BB8F3783305B18FF77A775FF1AD453" attach="none" box="[165,172,330,344]" fontSize="6" pageId="3" pageNumber="123">°</superScript>
15
<superScript id="E6BB8F3783305B18FF1AA775FF7BD451" attach="none" box="[200,205,330,346]" fontSize="6" pageId="3" pageNumber="123">΄</superScript>
00
<superScript id="E6BB8F3783305B18FF3BA775FF42D451" attach="right" box="[233,244,330,346]" fontSize="6" pageId="3" pageNumber="123">΄΄</superScript>
N, 77
<superScript id="E6BB8F3783305B18FEE0A775FE8FD453" attach="none" box="[306,313,330,344]" fontSize="6" pageId="3" pageNumber="123">°</superScript>
47
<superScript id="E6BB8F3783305B18FE87A775FEECD451" attach="none" box="[341,346,330,346]" fontSize="6" pageId="3" pageNumber="123">΄</superScript>
33
<superScript id="E6BB8F3783305B18FEA4A775FE37D451" attach="right" box="[374,385,330,346]" fontSize="6" pageId="3" pageNumber="123">΄΄</superScript>
E, continental shelf, ~
<quantity id="D6368F9A83305B18FDA4A775FD76D46E" box="[630,704,330,357]" metricMagnitude="2" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="123" unit="m" value="250.0">
<elevation id="9AE3C54C83305B18FDA4A775FD76D46E" box="[630,704,330,357]" metricMagnitude="2" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="123" unit="m" value="250.0">250 m</elevation>
</quantity>
, deep-sea bottom trawl,
<collectingCounty id="F8105AF383305B18FC01A774FBEBD46E" box="[979,1117,331,357]" pageId="3" pageNumber="123">Jose Antony</collectingCounty>
,
<date id="657004BF83305B18FBBBA775FA93D46E" box="[1129,1317,330,357]" pageId="3" pageNumber="123" value="2021-01-15">
<collectingDate id="7534FD5783305B18FBBBA775FA93D46E" box="[1129,1317,330,357]" pageId="3" pageNumber="123" value="2021-01-15">15 January 2021</collectingDate>
</date>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="59D471F483305B18FF15A751FB72D4FE" pageId="3" pageNumber="123" type="diagnosis">
<paragraph id="1171227F83305B18FF15A751FB72D4FE" blockId="3.[151,1437,150,825]" pageId="3" pageNumber="123">
<emphasis id="23BAFE6D83305B18FF15A751FEF4D483" bold="true" box="[199,322,366,392]" pageId="3" pageNumber="123">Diagnosis.</emphasis>
A six-gilled species of
<taxonomicName id="D6CE59FC83305B18FD99A750FD09D483" box="[587,703,367,392]" class="Myxini" family="Myxinidae" genus="Eptatretus" kingdom="Animalia" order="Myxiniformes" pageId="3" pageNumber="123" phylum="Chordata" rank="genus">
<emphasis id="23BAFE6D83305B18FD99A750FD09D483" box="[587,703,367,392]" italics="true" pageId="3" pageNumber="123">Eptatretus</emphasis>
</taxonomicName>
with 3/3 multicusp pattern, 910 anterior unicusps, and 78 posterior unicusps; posterior tip of dental muscle reaching up to the mid-region of 2
<superScript id="E6BB8F3783305B18FBE3A7ADFBF7D4AB" attach="left" box="[1073,1089,402,416]" fontSize="6" pageId="3" pageNumber="123">nd</superScript>
gill pouch; total cusps 4448; total pores 6769 (prebranchial 1213, branchial 6, trunk 3940, and tail 811). Uniformly brown colouration on the dorsal and ventral region when fresh (
<figureCitation id="89F53EFA83305B18FDBBA7E4FD74D4FE" box="[617,706,475,501]" captionStart="FIGURE 2" captionStartId="3.[151,250,1748,1772]" captionTargetBox="[151,1435,849,1724]" captionTargetId="figure-372@3.[151,1435,849,1725]" captionTargetPageId="3" captionText="FIGURE 2. (A) Holotype (B) Gill apertures (GA) Eptatretus wadgensis sp. nov., CMFRI DNR.: GC.1.1.1.1, 400mm in TL, fresh specimen (photo: K.R. Aju)" figureDoi="http://doi.org/10.5281/zenodo.6809924" httpUri="https://zenodo.org/record/6809924/files/figure.png" pageId="3" pageNumber="123">Fig. 2A</figureCitation>
) and dark brown when preserved in formalin.
</paragraph>
</subSubSection>
<subSubSection id="59D471F483305B1EFF15A7C1FC16D2A6" lastPageId="5" lastPageNumber="125" pageId="3" pageNumber="123" type="description">
<paragraph id="1171227F83305B18FF15A7C1FCC3D632" blockId="3.[151,1437,150,825]" pageId="3" pageNumber="123">
<emphasis id="23BAFE6D83305B18FF15A7C1FEEFD713" bold="true" box="[199,345,510,536]" pageId="3" pageNumber="123">Description.</emphasis>
Collected specimens ranged from
<quantity id="D6368F9A83305B18FD0AA7C0FCDAD712" box="[728,876,511,537]" metricMagnitude="-1" metricUnit="m" metricValue="3.54" metricValueMax="4.0" metricValueMin="3.08" pageId="3" pageNumber="123" unit="mm" value="354.0" valueMax="400.0" valueMin="308.0">308400 mm</quantity>
TL. Morphometrics as percentage TL presented in
<tableCitation id="5C4C17C483305B18FF45A41CFF5CD736" box="[151,234,547,573]" captionStart="TABLE 1" captionStartId="6.[151,239,151,175]" captionTargetPageId="6" captionText="TABLE 1. Counts and proportions of Eptatretus wadgensis sp. nov." httpUri="http://table.plazi.org/id/45B172F783355B1DFF45A6A8FCD9D5BB" pageId="3" pageNumber="123" tableUuid="45B172F783355B1DFF45A6A8FCD9D5BB">Table 1</tableCitation>
. Body nearly cylindrical and eel-like with velvety smooth skin which lacks scales. Body slightly deeper than wide near prebranchial, branchial, and trunk regions. Cloaca and tail region strongly compressed with tail margin blunt and irregular. Rostrum short and rounded. Presence of two conspicuous eyespots on either side of head. Nasal papilla absent. Preocular length (3.64.6% TL) shorter than branchial length (7.710.6% TL). Three pairs of barbels on head with first and second short, slender, approximately equal in size (0.70.8% TL) and laterally arranged near nostril. Third pair of barbels slightly longer (0.80.9% of TL) and placed near mouth. Six gill pouches corresponding to six gill apertures arranged in straight-line approximately at equal distance. Pharyngocutaneous-duct aperture large in size, confluent with 6
<superScript id="E6BB8F3783305B18FE31A521FE46D627" attach="left" box="[483,496,798,812]" fontSize="6" pageId="3" pageNumber="123">th</superScript>
gill aperture on left side (
<figureCitation id="89F53EFA83305B18FCDDA520FCD1D632" box="[783,871,799,825]" captionStart="FIGURE 2" captionStartId="3.[151,250,1748,1772]" captionTargetBox="[151,1435,849,1724]" captionTargetId="figure-372@3.[151,1435,849,1725]" captionTargetPageId="3" captionText="FIGURE 2. (A) Holotype (B) Gill apertures (GA) Eptatretus wadgensis sp. nov., CMFRI DNR.: GC.1.1.1.1, 400mm in TL, fresh specimen (photo: K.R. Aju)" figureDoi="http://doi.org/10.5281/zenodo.6809924" httpUri="https://zenodo.org/record/6809924/files/figure.png" pageId="3" pageNumber="123">Fig. 2B</figureCitation>
).
</paragraph>
<caption id="45B172F783305B18FF45A0EBFE5FD21B" ID-DOI="http://doi.org/10.5281/zenodo.6809924" ID-Zenodo-Dep="6809924" httpUri="https://zenodo.org/record/6809924/files/figure.png" pageId="3" pageNumber="123" startId="3.[151,250,1748,1772]" targetBox="[151,1435,849,1724]" targetPageId="3">
<paragraph id="1171227F83305B18FF45A0EBFE5FD21B" blockId="3.[151,1436,1748,1808]" pageId="3" pageNumber="123">
<emphasis id="23BAFE6D83305B18FF45A0EBFEF6D3E7" bold="true" box="[151,320,1748,1772]" pageId="3" pageNumber="123">FIGURE 2. (A)</emphasis>
Holotype
<emphasis id="23BAFE6D83305B18FE7FA0EBFE79D3E7" bold="true" box="[429,463,1748,1772]" pageId="3" pageNumber="123">(B)</emphasis>
Gill apertures (GA)
<taxonomicName id="D6CE59FC83305B18FD75A0EAFC37D3E7" authority="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose, 2022" authorityName="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose" authorityYear="2022" box="[679,897,1748,1772]" class="Myxini" family="Myxinidae" genus="Eptatretus" kingdom="Animalia" order="Myxiniformes" pageId="3" pageNumber="123" phylum="Chordata" rank="species" species="wadgensis" status="sp. nov.">
<emphasis id="23BAFE6D83305B18FD75A0EAFC37D3E7" box="[679,897,1748,1772]" italics="true" pageId="3" pageNumber="123">Eptatretus wadgensis</emphasis>
</taxonomicName>
<emphasis id="23BAFE6D83305B18FC5AA0EBFC6CD3E7" bold="true" box="[904,986,1748,1772]" pageId="3" pageNumber="123">
<taxonomicNameLabel id="3889431683305B18FC5AA0EBFC6CD3E7" box="[904,986,1748,1772]" pageId="3" pageNumber="123" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, CMFRI DNR.: GC.1.1.1.1, 400mm in TL, fresh specimen (photo: K.R. Aju)
</paragraph>
</caption>
<paragraph id="1171227F83305B18FF1CA100FD87D2E3" blockId="3.[151,1437,1854,2024]" pageId="3" pageNumber="123">
Two rows of comb-like teeth with sharp tips slightly curved rearward. Anterior and posterior row of dentition on either side with last teeth slender and smaller in size; outer row consisting of a 3-cusp multicusp and 910 unicusps; inner row comprises of a 3-cusp multicusp and 78 unicusps; total number of cusps 4448. Palatine tooth present with triangular shaped broad base (
<figureCitation id="89F53EFA83305B18FD55A195FD78D2CF" box="[647,718,1962,1988]" captionStart="FIGURE 4" captionStartId="5.[151,250,1509,1533]" captionTargetBox="[252,1336,181,1485]" captionTargetId="figure-30@5.[252,1336,181,1485]" captionTargetPageId="5" captionText="FIGURE 4. Dentition of Eptatretus wadgensis sp. nov., holotype CMFRI DNR.: GC.1.1.1.1 (A. Anterior row of teeth B. Posterior row of teeth (left series) and palatine tooth (PL)." figureDoi="http://doi.org/10.5281/zenodo.6809930" httpUri="https://zenodo.org/record/6809930/files/figure.png" pageId="3" pageNumber="123">Fig. 4</figureCitation>
). Dental muscles broad, long with posterior tip reaching up to mid-region of 2
<superScript id="E6BB8F3783305B18FE95A1F1FEE1D2D7" attach="left" box="[327,343,1998,2012]" fontSize="6" pageId="3" pageNumber="123">nd</superScript>
gill pouch (
<figureCitation id="89F53EFA83305B18FE0CA1F1FD95D2E3" box="[478,547,1998,2024]" captionStart="FIGURE 3" captionStartId="4.[151,250,1918,1942]" captionTargetBox="[151,1436,181,1895]" captionTargetId="figure-19@4.[151,1436,181,1895]" captionTargetPageId="4" captionText="FIGURE 3. Anatomy of Eptatretus wadgensis sp. nov., Paratypes CMFRI DNR GC.1.1.1.4 Separated ventral aorta between 4th and 5th gill pouch. Branchial region (gill pouches (GP), median ventral aorta (MVA), separated ventral aorta (SVA), efferent branchial duct (EBD), dental muscle (DM), heart (H) and liver (L) (photo: K.R. Aju)" figureDoi="http://doi.org/10.5281/zenodo.6809928" httpUri="https://zenodo.org/record/6809928/files/figure.png" pageId="3" pageNumber="123">Fig. 3</figureCitation>
).
</paragraph>
<caption id="45B172F783375B1FFF45A141FC45D2D4" ID-DOI="http://doi.org/10.5281/zenodo.6809928" ID-Zenodo-Dep="6809928" httpUri="https://zenodo.org/record/6809928/files/figure.png" pageId="4" pageNumber="124" startId="4.[151,250,1918,1942]" targetBox="[151,1436,181,1895]" targetPageId="4">
<paragraph id="1171227F83375B1FFF45A141FC45D2D4" blockId="4.[151,1436,1918,2015]" pageId="4" pageNumber="124">
<emphasis id="23BAFE6D83375B1FFF45A141FEA2D29D" bold="true" box="[151,276,1918,1942]" pageId="4" pageNumber="124">FIGURE 3.</emphasis>
Anatomy of
<taxonomicName id="D6CE59FC83375B1FFE4CA140FDCFD29C" authority="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose, 2022" authorityName="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose" authorityYear="2022" box="[414,633,1919,1943]" class="Myxini" family="Myxinidae" genus="Eptatretus" kingdom="Animalia" order="Myxiniformes" pageId="4" pageNumber="124" phylum="Chordata" rank="species" species="wadgensis" status="sp. nov.">
<emphasis id="23BAFE6D83375B1FFE4CA140FDCFD29C" box="[414,633,1919,1943]" italics="true" pageId="4" pageNumber="124">Eptatretus wadgensis</emphasis>
</taxonomicName>
<emphasis id="23BAFE6D83375B1FFD52A140FD64D29C" bold="true" box="[640,722,1919,1943]" pageId="4" pageNumber="124">
<taxonomicNameLabel id="3889431683375B1FFD52A140FD64D29C" box="[640,722,1919,1943]" pageId="4" pageNumber="124" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, Paratypes CMFRI DNR GC.1.1.1.4 Separated ventral aorta between 4
<superScript id="E6BB8F3783375B1FFF76A19CFF19D2BA" attach="left" box="[164,175,1955,1969]" fontSize="6" pageId="4" pageNumber="124">th</superScript>
and 5
<superScript id="E6BB8F3783375B1FFF3FA19CFF4ED2BA" attach="left" box="[237,248,1955,1969]" fontSize="6" pageId="4" pageNumber="124">th</superScript>
gill pouch. Branchial region (gill pouches (GP), median ventral aorta (MVA), separated ventral aorta (SVA), efferent branchial duct (EBD), dental muscle (DM), heart (H) and liver (L) (photo: K.R. Aju)
</paragraph>
</caption>
<caption id="45B172F783365B1EFF45A3DAFD09D32A" ID-DOI="http://doi.org/10.5281/zenodo.6809930" ID-Zenodo-Dep="6809930" httpUri="https://zenodo.org/record/6809930/files/figure.png" pageId="5" pageNumber="125" startId="5.[151,250,1509,1533]" targetBox="[252,1336,181,1485]" targetPageId="5">
<paragraph id="1171227F83365B1EFF45A3DAFD09D32A" blockId="5.[151,1436,1509,1569]" pageId="5" pageNumber="125">
<emphasis id="23BAFE6D83365B1EFF45A3DAFEA5D0F6" bold="true" box="[151,275,1509,1533]" pageId="5" pageNumber="125">FIGURE 4.</emphasis>
Dentition of
<taxonomicName id="D6CE59FC83365B1EFE4EA3D9FDC3D0F6" authority="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose, 2022" authorityName="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose" authorityYear="2022" box="[412,629,1509,1533]" class="Myxini" family="Myxinidae" genus="Eptatretus" kingdom="Animalia" order="Myxiniformes" pageId="5" pageNumber="125" phylum="Chordata" rank="species" species="wadgensis" status="sp. nov.">
<emphasis id="23BAFE6D83365B1EFE4EA3D9FDC3D0F6" box="[412,629,1509,1533]" italics="true" pageId="5" pageNumber="125">Eptatretus wadgensis</emphasis>
</taxonomicName>
<emphasis id="23BAFE6D83365B1EFDA9A3DAFD7AD0F6" bold="true" box="[635,716,1509,1533]" pageId="5" pageNumber="125">
<taxonomicNameLabel id="3889431683365B1EFDA9A3DAFD7AD0F6" box="[635,716,1509,1533]" pageId="5" pageNumber="125" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, holotype CMFRI DNR.: GC.1.1.1.1 (
<emphasis id="23BAFE6D83365B1EFB84A3DAFBDED0F6" bold="true" box="[1110,1128,1509,1533]" pageId="5" pageNumber="125">A</emphasis>
. Anterior row of teeth
<emphasis id="23BAFE6D83365B1EFA83A3DAFAD4D0F6" bold="true" box="[1361,1378,1509,1533]" pageId="5" pageNumber="125">B</emphasis>
. Posterior row of teeth (left series) and palatine tooth (PL).
</paragraph>
</caption>
<paragraph id="1171227F83365B1EFF1CA070FDB8D216" blockId="5.[151,1437,1615,2038]" pageId="5" pageNumber="125">
Slime pores segmentally arranged along a straight line on either side ranging from prebranchial to tail regions. Six branchial slime pores placed posterior to six gill apertures on each side with a minor deviation in straight-line alignment of slime pores occurring downward along branchial region. Ventral aorta bifurcating at 4
<superScript id="E6BB8F3783365B1EFB3EA0A8FB4FD3AE" attach="left" box="[1260,1273,1687,1701]" fontSize="6" pageId="5" pageNumber="125">th</superScript>
or between 4
<superScript id="E6BB8F3783365B1EFA42A0A8FA2BD3AE" attach="none" box="[1424,1437,1687,1701]" fontSize="6" pageId="5" pageNumber="125">th</superScript>
and 5
<superScript id="E6BB8F3783365B1EFF01A084FF56D3C2" attach="left" box="[211,224,1723,1737]" fontSize="6" pageId="5" pageNumber="125">th</superScript>
gill pouch. All six EBDs are arranged in equidistance with 6
<superScript id="E6BB8F3783365B1EFCAEA084FC3FD3C2" attach="left" box="[892,905,1723,1737]" fontSize="6" pageId="5" pageNumber="125">th</superScript>
EBD convergent with PCD on left side (
<figureCitation id="89F53EFA83365B1EFA99A084FA38D3DD" box="[1355,1422,1723,1750]" captionStart="FIGURE 3" captionStartId="4.[151,250,1918,1942]" captionTargetBox="[151,1436,181,1895]" captionTargetId="figure-19@4.[151,1436,181,1895]" captionTargetPageId="4" captionText="FIGURE 3. Anatomy of Eptatretus wadgensis sp. nov., Paratypes CMFRI DNR GC.1.1.1.4 Separated ventral aorta between 4th and 5th gill pouch. Branchial region (gill pouches (GP), median ventral aorta (MVA), separated ventral aorta (SVA), efferent branchial duct (EBD), dental muscle (DM), heart (H) and liver (L) (photo: K.R. Aju)" figureDoi="http://doi.org/10.5281/zenodo.6809928" httpUri="https://zenodo.org/record/6809928/files/figure.png" pageId="5" pageNumber="125">Fig. 3</figureCitation>
). Ventral fin-fold low, beginning from midpoint of trunk region and extending up to cloaca. Caudal fin starts posterior to cloaca and extends around tail.
</paragraph>
<paragraph id="1171227F83365B1EFF15A118FC16D2A6" blockId="5.[151,1437,1615,2038]" pageId="5" pageNumber="125">
Colouration: Body uniformly brown on dorsal and ventral regions in fresh specimens. First pair of large barbels dark brown, remaining two pairs of short barbels light brown. Eyespot pale or whitish. Slime pores conspicuous white spots. A dark brown colour around pale gill apertures. Ventral finfold dark brown and caudal fin reddish brown (
<figureCitation id="89F53EFA83365B1EFF3CA1ACFEFED2A5" box="[238,328,1939,1966]" captionStart="FIGURE 2" captionStartId="3.[151,250,1748,1772]" captionTargetBox="[151,1435,849,1724]" captionTargetId="figure-372@3.[151,1435,849,1725]" captionTargetPageId="3" captionText="FIGURE 2. (A) Holotype (B) Gill apertures (GA) Eptatretus wadgensis sp. nov., CMFRI DNR.: GC.1.1.1.1, 400mm in TL, fresh specimen (photo: K.R. Aju)" figureDoi="http://doi.org/10.5281/zenodo.6809924" httpUri="https://zenodo.org/record/6809924/files/figure.png" pageId="5" pageNumber="125">Fig. 2A</figureCitation>
). Specimens dark brown when preserved in formalin.
</paragraph>
</subSubSection>
<subSubSection id="59D471F483365B1EFF15A188FC50D2DA" box="[199,998,1975,2002]" pageId="5" pageNumber="125" type="distribution">
<paragraph id="1171227F83365B1EFF15A188FC50D2DA" blockId="5.[151,1437,1615,2038]" box="[199,998,1975,2002]" pageId="5" pageNumber="125">
<emphasis id="23BAFE6D83365B1EFF15A188FEEFD2DA" bold="true" box="[199,345,1975,2001]" pageId="5" pageNumber="125">Distribution</emphasis>
: Only known from Wadge Bank,
<collectingCountry id="69D962EF83365B1EFD07A188FCD9D2DA" box="[725,879,1975,2001]" name="India" pageId="5" pageNumber="125">Lakshadweep</collectingCountry>
Sea,
<collectingCountry id="69D962EF83365B1EFC7EA188FC50D2DA" box="[940,998,1975,2001]" name="India" pageId="5" pageNumber="125">India</collectingCountry>
</paragraph>
</subSubSection>
<subSubSection id="59D471F483365B1EFF15A1E3FAEED2FE" box="[199,1368,2011,2038]" pageId="5" pageNumber="125" type="etymology">
<paragraph id="1171227F83365B1EFF15A1E3FAEED2FE" blockId="5.[151,1437,1615,2038]" box="[199,1368,2011,2038]" pageId="5" pageNumber="125">
<emphasis id="23BAFE6D83365B1EFF15A1E3FEFED2FD" bold="true" box="[199,328,2012,2038]" pageId="5" pageNumber="125">Etymology</emphasis>
: The species is named
<taxonomicName id="D6CE59FC83365B1EFD9EA1E4FD77D2FE" authorityName="Augustina &amp; Sreeram &amp; Sukumaran &amp; Jose" authorityYear="2022" box="[588,705,2011,2037]" class="Myxini" family="Myxinidae" genus="Eptatretus" kingdom="Animalia" order="Myxiniformes" pageId="5" pageNumber="125" phylum="Chordata" rank="species" species="wadgensis">
<emphasis id="23BAFE6D83365B1EFD9EA1E4FD77D2FE" box="[588,705,2011,2037]" italics="true" pageId="5" pageNumber="125">wadgensis</emphasis>
</taxonomicName>
alluding to the geographical region where it was collected.
</paragraph>
</subSubSection>
</treatment>
</document>