399 lines
54 KiB
XML
399 lines
54 KiB
XML
<document id="09E9B074B6C202B01CC56C4828ABE28A" ID-CLB-Dataset="46838" ID-DOI="10.5281/zenodo.201061" ID-GBIF-Dataset="5e7d0d28-851a-429b-8e52-8fe8793095b4" ID-ISSN="1175-5326" ID-Zenodo-Dep="201061" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460359522896" checkinUser="plazi" docAuthor="Markhaseva, Elena L. & Renz, Jasmin" docDate="2011" docId="DE292E1AFFE1FFA2ADE23075F587C729" docLanguage="en" docName="zt02889p068.pdf" docOrigin="Zootaxa 2889" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Byrathis divae Markhaseva & Renz, 2011, sp. nov." docType="treatment" docVersion="10" lastPageNumber="55" masterDocId="22105662FFE0FFA4AD753601F010C065" masterDocTitle="Two new Byrathis species (Copepoda: Calanoida) from the deep South Atlantic and Southern Ocean and first description of an adult male" masterLastPageNumber="68" masterPageNumber="49" pageNumber="50" updateTime="1698294284746" updateUser="ExternalLinkService">
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<mods:titleInfo id="4B0319837E169F1B53C3641B938F9CAF">
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<mods:title id="9DA173DDC10DE9066F97FC48DF368BF0">Two new Byrathis species (Copepoda: Calanoida) from the deep South Atlantic and Southern Ocean and first description of an adult male</mods:title>
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<mods:name id="9DE27195EE1C83C5806361A0FB8E5108" type="personal">
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<mods:namePart id="FE61DB955D13FAE1BB3D5CF008477347">Markhaseva, Elena L.</mods:namePart>
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<mods:roleTerm id="672491EFACA5FF99946FE3ED1DC86159">Author</mods:roleTerm>
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<mods:namePart id="0FEA4684FD7C8F2A05FD1DD2B0C5B602">Renz, Jasmin</mods:namePart>
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<mods:typeOfResource id="673653B26C9BC7C805B13DC1C9958DE9">text</mods:typeOfResource>
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<mods:title id="5E27B9C0CF4D76E6FD5D8C236BC3A7DB">Zootaxa</mods:title>
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<mods:part id="D087C13653A96757335BFA78004DD4CD">
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<mods:date id="F149053F38B1E424C2F1C92BD0B2AFFD">2011</mods:date>
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<mods:detail id="C7ACA0ED277691CC367FC69D09099234" type="volume">
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<mods:number id="7D5FE6E2BF58ED67834B1758CECEAB8E">2889</mods:number>
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<mods:identifier id="CDCCD66F6B3AFE728786E6D0A2C95DCA" type="DOI">10.5281/zenodo.201061</mods:identifier>
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<mods:identifier id="D8F2CAB8D6E046524D63272E05B71E19" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="C360A3617913C94230B808A928C6A5AA" type="Zenodo-Dep">201061</mods:identifier>
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<treatment id="DE292E1AFFE1FFA2ADE23075F587C729" ID-DOI="http://doi.org/10.5281/zenodo.6193224" ID-GBIF-Taxon="119409396" ID-Zenodo-Dep="6193224" LSID="urn:lsid:plazi:treatment:DE292E1AFFE1FFA2ADE23075F587C729" httpUri="http://treatment.plazi.org/id/DE292E1AFFE1FFA2ADE23075F587C729" lastPageId="6" lastPageNumber="55" pageId="1" pageNumber="50">
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<subSubSection id="1E9ACC87FFE1FFA5ADE23075F137C6CB" pageId="1" pageNumber="50" type="nomenclature">
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<paragraph id="563F9F0CFFE1FFA5ADE23075F1B9C6E8" blockId="1.[151,425,1651,1710]" box="[151,425,1651,1678]" pageId="1" pageNumber="50">
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<heading id="0D772860FFE1FFA5ADE23075F1B9C6E8" bold="true" box="[151,425,1651,1678]" fontSize="11" level="1" pageId="1" pageNumber="50" reason="1">
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<emphasis id="64F4431EFFE1FFA5ADE23075F1B9C6E8" bold="true" box="[151,425,1651,1678]" pageId="1" pageNumber="50">
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<taxonomicName id="9180E48FFFE1FFA5ADE23075F154C6EB" box="[151,324,1652,1678]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="1" pageNumber="50" phylum="Arthropoda" rank="species" species="divae" status="sp. nov.">
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<emphasis id="64F4431EFFE1FFA5ADE23075F154C6EB" bold="true" box="[151,324,1652,1678]" italics="true" pageId="1" pageNumber="50">Byrathis divae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="7FC7FE65FFE1FFA5AC393072F1B9C6E8" box="[332,425,1651,1677]" pageId="1" pageNumber="50" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="563F9F0CFFE1FFA5ADE23097F137C6CB" blockId="1.[151,425,1651,1710]" box="[151,295,1686,1710]" pageId="1" pageNumber="50">
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(
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<figureCitation id="CEBB8389FFE1FFA5ADEA3097F113C6CB" box="[159,259,1686,1710]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStartId-0="2.[151,250,1928,1951]" captionStartId-1="3.[151,249,1879,1902]" captionStartId-2="4.[151,249,1883,1906]" captionStartId-3="5.[151,249,1726,1749]" captionTargetBox-0="[159,1421,228,1875]" captionTargetBox-1="[247,1367,196,1865]" captionTargetBox-2="[207,1393,207,1845]" captionTargetBox-3="[174,1409,223,1674]" captionTargetId-0="figure@2.[151,1436,193,1907]" captionTargetId-1="figure@3.[193,1398,193,1874]" captionTargetId-2="figure@4.[184,1408,193,1870]" captionTargetId-3="figure@5.[151,1436,193,1705]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionTargetPageId-3="5" captionText-0="FIGURE 1. Byrathis divae sp. nov. Female, holotype. A, habitus, dorsal view; B, habitus, lateral view; C, rostrum, lateral view; D, rostrum, anteroventral view; E, urosome, dorsal view; F, posterior prosome and urosome, lateral view; G, posterior prosome and genital double somite, ventral view. Scale bars: A – B 0.5 mm, C – G 0.1 mm." captionText-1="FIGURE 2. Byrathis divae sp. nov. Female, A, antennule, articulating segments 1 – 8 (ancestral segments I – XI); B, antennule, articulating segments 9 – 18 (ancestral segments XII – XXI); C, antennule, articulating segments 19 – 24 (ancestral segments XXII – XXVIII); D, maxilliped; E, maxilliped, distal part of coxal endite of maxilliped syncoxa; F, P 1, posterior; G, P 1, coxa and basis, anterior surface; H, P 5. Arrows mark enlarged distal part of segment XXVII – XXVIII and scar for aesthetasc. A – D, F, H, holotype; E, paratype. Scale bars 0.1 mm." captionText-2="FIGURE 3. Byrathis divae sp. nov. Female: A, antenna, basis, endo- and exopod; B, antenna, coxa; C, mandiular palp; D, mandibular gnathobase; E, mandibular gnathobase, cutting edge; F, maxillule; G, maxilla, sensory setae of endopod are not figured; H, maxilla praecoxal endite; I, maxilla, endopod, sensory setae; J, maxilla, distal basal endite (previously considered as distal coxal endite) and enditic-like lobe of proximal endopodal segment (previously considered as proximal basal endite). A, C – D, F – G, I, holotype; B, E, H, J, paratype. Scale bars 0.1 mm." captionText-3="FIGURE 4. Byrathis divae sp. nov. Female, holotype; A, P 2; B, P 3, C, P 4, coxa, basis, exopod and endopod segment 1; D, P 4 exopod segments 2 – 3; E, P 4 endopod segments 2 – 3. Scale bar 0.1 mm." httpUri-0="https://zenodo.org/record/201062/files/figure.png" httpUri-1="https://zenodo.org/record/201063/files/figure.png" httpUri-2="https://zenodo.org/record/201064/files/figure.png" httpUri-3="https://zenodo.org/record/201065/files/figure.png" pageId="1" pageNumber="50">Figs 1–4</figureCitation>
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,
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<figureCitation id="CEBB8389FFE1FFA5AC7A3097F10EC6CB" box="[271,286,1686,1710]" captionStart="FIGURE 9" captionStartId="12.[151,249,1440,1463]" captionTargetBox="[196,1396,368,1418]" captionTargetId="figure@12.[188,1398,347,1419]" captionTargetPageId="12" captionText="FIGURE 9. Distribution of species of Byrathis in the World Ocean: black rhomboid B. macrocephalon (Grice & Hulsemann, 1970); circle outlined, B. penicillatus sp. nov.; black square, B. laurenae Markhaseva & Ferrari, 2005; big triangle outlined, B. arnei Schulz, 2006; black small triangle, B. divae sp. nov.; rhomboid outlined, B. laptevorum (Markhaseva, 1998); rhomboid outlined with crest, B. volcani Markhaseva & Ferrari, 2005." httpUri="https://zenodo.org/record/201070/files/figure.png" pageId="1" pageNumber="50">9</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="1E9ACC87FFE1FFA1ADE230DEF2F9C752" lastPageId="5" lastPageNumber="54" pageId="1" pageNumber="50" type="materials_examined">
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<paragraph id="563F9F0CFFE1FFA5ADE230DEF38FC77F" blockId="1.[151,1436,1758,2034]" pageId="1" pageNumber="50">
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<emphasis id="64F4431EFFE1FFA5ADE230DEF11BC692" bold="true" box="[151,267,1759,1783]" pageId="1" pageNumber="50">
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<typeStatus id="893B21AEFFE1FFA5ADE230DEF116C692" box="[151,262,1759,1783]" pageId="1" pageNumber="50" type="holotype">Holotype</typeStatus>
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.
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</emphasis>
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Dissected adult female, body length
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<quantity id="917832E9FFE1FFA5AFC630DFF30BC693" box="[691,795,1758,1782]" metricMagnitude="-3" metricUnit="m" metricValue="2.39" pageId="1" pageNumber="50" unit="mm" value="2.39">2.39 mm</quantity>
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.
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<collectionCode id="309107C9FFE1FFA5AE5230DEF375C693" box="[807,869,1759,1782]" httpUri="http://grbio.org/cool/kdnf-0379" name="Zoologisches Museum Hamburg" pageId="1" pageNumber="50">ZMH</collectionCode>
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Reg. no. K–41630. Collected on
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<date id="223EB9CCFFE1FFA5A99030DFF568C693" box="[1253,1400,1758,1782]" pageId="1" pageNumber="50" value="2000-07-28">28 July 2000</date>
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by the
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<collectionCode id="309107C9FFE1FFA5ADB53102F114C77E" box="[192,260,1795,1819]" pageId="1" pageNumber="50">DIVA</collectionCode>
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–I expedition above the sea bed at abyssal depths (
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<quantity id="917832E9FFE1FFA5AE4D3103F382C77F" box="[824,914,1794,1818]" metricMagnitude="3" metricUnit="m" metricValue="5.39" pageId="1" pageNumber="50" unit="m" value="5390.0">5390 m</quantity>
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).
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</paragraph>
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<paragraph id="563F9F0CFFE1FFA5ADB03126F2B0C797" blockId="1.[151,1436,1758,2034]" pageId="1" pageNumber="50">
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||
<emphasis id="64F4431EFFE1FFA5ADB03126F153C75A" bold="true" box="[197,323,1831,1855]" pageId="1" pageNumber="50">
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<typeStatus id="893B21AEFFE1FFA5ADB03126F12EC75A" box="[197,318,1831,1855]" pageId="1" pageNumber="50" type="paratype">Paratypes</typeStatus>
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,
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</emphasis>
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body length
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<quantity id="917832E9FFE1FFA5ACA03127F26AC75B" box="[469,634,1830,1854]" metricMagnitude="-3" metricUnit="m" metricValue="2.35" metricValueMax="2.47" metricValueMin="2.23" pageId="1" pageNumber="50" unit="mm" value="2.35" valueMax="2.47" valueMin="2.23">2.23–2.47 mm</quantity>
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||
.
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||
<collectionCode id="309107C9FFE1FFA5AFF13126F2D2C75B" box="[644,706,1831,1854]" httpUri="http://grbio.org/cool/kdnf-0379" name="Zoologisches Museum Hamburg" pageId="1" pageNumber="50">ZMH</collectionCode>
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||
Reg. no. K–41631,
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<specimenCount id="40865485FFE1FFA5AED73127F3FFC75B" box="[930,1007,1830,1854]" pageId="1" pageNumber="50" type="adult">9 adult</specimenCount>
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females, the same label data as for the
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<typeStatus id="893B21AEFFE1FFA5ADE2314BF0EDC707" box="[151,253,1866,1890]" pageId="1" pageNumber="50" type="holotype">holotype</typeStatus>
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;
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<collectionCode id="309107C9FFE1FFA5AC7F314BF12AC707" box="[266,314,1866,1890]" httpUri="http://grbio.org/cool/z2y8-2jfr" name="Russian Academy of Sciences, Zoological Institute, Zoological Museum" pageId="1" pageNumber="50">ZIN</collectionCode>
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–91092,
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<specimenCount id="40865485FFE1FFA5ACEB314BF1FEC707" box="[414,494,1866,1890]" pageId="1" pageNumber="50" type="adult">8 adult</specimenCount>
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females. Collected
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<date id="223EB9CCFFE1FFA5AFA0314BF37CC707" box="[725,876,1866,1890]" pageId="1" pageNumber="50" value="2000-07-25">25 July 2000</date>
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by the
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<collectionCode id="309107C9FFE1FFA5AEB2314AF41BC706" box="[967,1035,1867,1891]" pageId="1" pageNumber="50">DIVA</collectionCode>
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–I expedition in the South Atlantic (
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<geoCoordinate id="33B4F9CBFFE1FFA5ADEA316FF11FC7E3" box="[159,271,1902,1926]" direction="south" orientation="latitude" pageId="1" pageNumber="50" precision="92" value="-17.103333">17º06.2’S</geoCoordinate>
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<geoCoordinate id="33B4F9CBFFE1FFA5AC62316FF19CC7E3" box="[279,396,1902,1926]" direction="east" orientation="longitude" pageId="1" pageNumber="50" precision="92" value="4.695">04º41.7’E</geoCoordinate>
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), above the sea bed at abyssal depth (
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<quantity id="917832E9FFE1FFA5AE4E316FF387C7E3" box="[827,919,1902,1926]" metricMagnitude="3" metricUnit="m" metricValue="5.415" pageId="1" pageNumber="50" unit="m" value="5415.0">5415 m</quantity>
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). Additional material:
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<specimenCount id="40865485FFE1FFA5A9ED316FF519C7E3" box="[1176,1289,1902,1926]" pageId="1" pageNumber="50" type="female">9 females</specimenCount>
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, body length
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<quantity id="917832E9FFE1FFA5ADE23193F12DC7CF" box="[151,317,1938,1962]" metricMagnitude="-3" metricUnit="m" metricValue="2.2" metricValueMax="2.3" metricValueMin="2.1" pageId="1" pageNumber="50" unit="mm" value="2.2" valueMax="2.3" valueMin="2.1">2.10–2.30 mm</quantity>
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, collected in the South Atlantic from the equator to about 41ºS between 05ºW–09ºE at depths from
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<quantity id="917832E9FFE1FFA5ADE231B7F15AC7AB" box="[151,330,1974,1998]" metricMagnitude="3" metricUnit="m" metricValue="4.932" metricValueMax="5.395" metricValueMin="4.468999999999999" pageId="1" pageNumber="50" unit="m" value="4932.0" valueMax="5395.0" valueMin="4469.0">4469 to 5395 m</quantity>
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and
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<specimenCount id="40865485FFE1FFA5ACF731B7F1E1C7AB" box="[386,497,1974,1998]" pageId="1" pageNumber="50" type="female">6 females</specimenCount>
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||
, body length 2.00–
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||
<quantity id="917832E9FFE1FFA5AFBF31B7F320C7AB" box="[714,816,1974,1998]" metricMagnitude="-3" metricUnit="m" metricValue="2.28" pageId="1" pageNumber="50" unit="mm" value="2.28">2.28 mm</quantity>
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, found in the Southern Ocean between about 58º–65ºS and 24º–51ºW at depths from
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<quantity id="917832E9FFE1FFA5AC9D31DBF28BC797" box="[488,667,2010,2034]" metricMagnitude="3" metricUnit="m" metricValue="3.8564999999999996" metricValueMax="4.748" metricValueMin="2.965" pageId="1" pageNumber="50" unit="m" value="3856.5" valueMax="4748.0" valueMin="2965.0">2965 to 4748 m</quantity>
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||
.
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</paragraph>
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<caption id="02FFCF84FFE2FFA6ADE23189F40EC7BE" httpUri="https://zenodo.org/record/201062/files/figure.png" pageId="2" pageNumber="51" targetBox="[159,1421,228,1875]" targetPageId="2">
|
||
<paragraph id="563F9F0CFFE2FFA6ADE23189F40EC7BE" blockId="2.[151,1436,1928,2011]" pageId="2" pageNumber="51">
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||
<emphasis id="64F4431EFFE2FFA6ADE23189F105C7F8" bold="true" box="[151,277,1928,1951]" pageId="2" pageNumber="51">FIGURE 1.</emphasis>
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<taxonomicName id="9180E48FFFE2FFA6AC6B3189F1A4C7FB" box="[286,436,1928,1950]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="2" pageNumber="51" phylum="Arthropoda" rank="species" species="divae" status="sp. nov.">
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||
<emphasis id="64F4431EFFE2FFA6AC6B3189F1A4C7FB" box="[286,436,1928,1950]" italics="true" pageId="2" pageNumber="51">Byrathis divae</emphasis>
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||
</taxonomicName>
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||
<emphasis id="64F4431EFFE2FFA6ACC93188F200C7FB" bold="true" box="[444,528,1929,1950]" pageId="2" pageNumber="51">
|
||
<taxonomicNameLabel id="7FC7FE65FFE2FFA6ACC93188F200C7FB" box="[444,528,1929,1950]" pageId="2" pageNumber="51" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
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||
Female, holotype. A, habitus, dorsal view; B, habitus, lateral view; C, rostrum, lateral view; D, rostrum, anteroventral view; E, urosome, dorsal view; F, posterior prosome and urosome, lateral view; G, posterior prosome and genital double somite, ventral view. Scale bars: A–B 0.5 mm, C–G 0.1 mm.
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||
</paragraph>
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||
</caption>
|
||
<caption id="02FFCF84FFE3FFA7ADE23156F22FC78D" httpUri="https://zenodo.org/record/201063/files/figure.png" pageId="3" pageNumber="52" targetBox="[247,1367,196,1865]" targetPageId="3">
|
||
<paragraph id="563F9F0CFFE3FFA7ADE23156F22FC78D" blockId="3.[151,1436,1879,2024]" pageId="3" pageNumber="52">
|
||
<emphasis id="64F4431EFFE3FFA7ADE23156F11DC708" bold="true" box="[151,269,1879,1902]" pageId="3" pageNumber="52">FIGURE 2</emphasis>
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.
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<taxonomicName id="9180E48FFFE3FFA7AC6F3159F1BDC70B" box="[282,429,1880,1902]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="3" pageNumber="52" phylum="Arthropoda" rank="species" species="divae" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE3FFA7AC6F3159F1BDC70B" box="[282,429,1880,1902]" italics="true" pageId="3" pageNumber="52">Byrathis divae</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE3FFA7ACC13159F216C708" bold="true" box="[436,518,1880,1901]" pageId="3" pageNumber="52">
|
||
<taxonomicNameLabel id="7FC7FE65FFE3FFA7ACC13159F216C708" box="[436,518,1880,1901]" pageId="3" pageNumber="52" rank="species">sp. nov.</taxonomicNameLabel>
|
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</emphasis>
|
||
Female, A, antennule, articulating segments 1–8 (ancestral segments I–XI); B, antennule, articulating segments 9–18 (ancestral segments XII–XXI); C, antennule, articulating segments 19–24 (ancestral segments XXII–XXVIII); D, maxilliped; E, maxilliped, distal part of coxal endite of maxilliped syncoxa; F, P1, posterior; G, P1, coxa and basis, anterior surface; H, P5. Arrows mark enlarged distal part of segment XXVII–XXVIII and scar for aesthetasc. A–D, F, H, holotype; E, paratype. Scale bars 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="02FFCF84FFE4FFA0ADE2315AF30AC789" httpUri="https://zenodo.org/record/201064/files/figure.png" pageId="4" pageNumber="53" targetBox="[207,1393,207,1845]" targetPageId="4">
|
||
<paragraph id="563F9F0CFFE4FFA0ADE2315AF30AC789" blockId="4.[151,1437,1883,2028]" pageId="4" pageNumber="53">
|
||
<emphasis id="64F4431EFFE4FFA0ADE2315AF11EC715" bold="true" box="[151,270,1883,1906]" pageId="4" pageNumber="53">FIGURE 3</emphasis>
|
||
.
|
||
<taxonomicName id="9180E48FFFE4FFA0AC68315AF1A3C714" box="[285,435,1883,1905]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="4" pageNumber="53" phylum="Arthropoda" rank="species" species="divae" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE4FFA0AC68315AF1A3C714" box="[285,435,1883,1905]" italics="true" pageId="4" pageNumber="53">Byrathis divae</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE4FFA0ACC9315DF21EC714" bold="true" box="[444,526,1884,1905]" pageId="4" pageNumber="53">
|
||
<taxonomicNameLabel id="7FC7FE65FFE4FFA0ACC9315DF21EC714" box="[444,526,1884,1905]" pageId="4" pageNumber="53" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
Female: A, antenna, basis, endo- and exopod; B, antenna, coxa; C, mandiular palp; D, mandibular gnathobase; E, mandibular gnathobase, cutting edge; F, maxillule; G, maxilla, sensory setae of endopod are not figured; H, maxilla praecoxal endite; I, maxilla, endopod, sensory setae; J, maxilla, distal basal endite (previously considered as distal coxal endite) and enditic-like lobe of proximal endopodal segment (previously considered as proximal basal endite). A, C–D, F–G, I, holotype; B, E, H, J, paratype. Scale bars 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="02FFCF84FFE5FFA1ADE230BFF37AC696" httpUri="https://zenodo.org/record/201065/files/figure.png" pageId="5" pageNumber="54" targetBox="[174,1409,223,1674]" targetPageId="5">
|
||
<paragraph id="563F9F0CFFE5FFA1ADE230BFF37AC696" blockId="5.[151,1436,1726,1779]" pageId="5" pageNumber="54">
|
||
<emphasis id="64F4431EFFE5FFA1ADE230BFF102C6B1" bold="true" box="[151,274,1726,1749]" pageId="5" pageNumber="54">FIGURE 4.</emphasis>
|
||
<taxonomicName id="9180E48FFFE5FFA1AC6C30BEF1BCC6B0" box="[281,428,1727,1749]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="5" pageNumber="54" phylum="Arthropoda" rank="species" species="divae" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE5FFA1AC6C30BEF1BCC6B0" box="[281,428,1727,1749]" italics="true" pageId="5" pageNumber="54">Byrathis divae</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE5FFA1ACC730BEF213C6B1" bold="true" box="[434,515,1727,1748]" pageId="5" pageNumber="54">
|
||
<taxonomicNameLabel id="7FC7FE65FFE5FFA1ACC730BEF213C6B1" box="[434,515,1727,1748]" pageId="5" pageNumber="54" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
Female, holotype; A, P2; B, P3, C, P4, coxa, basis, exopod and endopod segment 1; D, P4 exopod segments 2–3; E, P4 endopod segments 2–3. Scale bar 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="563F9F0CFFE5FFA1ADB03121F2F9C752" blockId="5.[151,1436,1823,2028]" box="[197,745,1823,1848]" pageId="5" pageNumber="54">
|
||
<emphasis id="64F4431EFFE5FFA1ADB03121F173C75D" bold="true" box="[197,355,1823,1848]" pageId="5" pageNumber="54">
|
||
<typeStatus id="893B21AEFFE5FFA1ADB03121F110C75D" box="[197,256,1824,1848]" pageId="5" pageNumber="54">Type</typeStatus>
|
||
locality.
|
||
</emphasis>
|
||
South Atlantic (
|
||
<geoCoordinate id="33B4F9CBFFE5FFA1AF69311EF267C752" box="[540,631,1823,1847]" direction="south" orientation="latitude" pageId="5" pageNumber="54" precision="925" value="-16.3">16º18’S</geoCoordinate>
|
||
<geoCoordinate id="33B4F9CBFFE5FFA1AF08311EF2CCC752" box="[637,732,1823,1847]" direction="east" orientation="longitude" pageId="5" pageNumber="54" precision="925" value="5.45">05º27’E</geoCoordinate>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="1E9ACC87FFE5FFA2ADB03142F476C48D" lastPageId="6" lastPageNumber="55" pageId="5" pageNumber="54" type="description">
|
||
<paragraph id="563F9F0CFFE5FFA1ADB03142F0C6C789" blockId="5.[151,1436,1823,2028]" pageId="5" pageNumber="54">
|
||
<emphasis id="64F4431EFFE5FFA1ADB03142F147C739" bold="true" box="[197,343,1859,1884]" pageId="5" pageNumber="54">Description.</emphasis>
|
||
Female. Body length
|
||
<quantity id="917832E9FFE5FFA1AF2F3145F313C739" box="[602,771,1860,1884]" metricMagnitude="-3" metricUnit="m" metricValue="2.285" metricValueMax="2.47" metricValueMin="2.1" pageId="5" pageNumber="54" unit="mm" value="2.285" valueMax="2.47" valueMin="2.1">2.10–2.47 mm</quantity>
|
||
. Prosome 2.8–3.3 times as long as urosome (
|
||
<figureCitation id="CEBB8389FFE5FFA1A8673145F543C739" box="[1298,1363,1860,1884]" captionStart="FIGURE 1" captionStartId="2.[151,250,1928,1951]" captionTargetBox="[159,1421,228,1875]" captionTargetId="figure@2.[151,1436,193,1907]" captionTargetPageId="2" captionText="FIGURE 1. Byrathis divae sp. nov. Female, holotype. A, habitus, dorsal view; B, habitus, lateral view; C, rostrum, lateral view; D, rostrum, anteroventral view; E, urosome, dorsal view; F, posterior prosome and urosome, lateral view; G, posterior prosome and genital double somite, ventral view. Scale bars: A – B 0.5 mm, C – G 0.1 mm." httpUri="https://zenodo.org/record/201062/files/figure.png" pageId="5" pageNumber="54">Fig. 1</figureCitation>
|
||
A–B). Rostrum absent (
|
||
<figureCitation id="CEBB8389FFE5FFA1AC203166F183C71A" box="[341,403,1895,1919]" captionStart="FIGURE 1" captionStartId="2.[151,250,1928,1951]" captionTargetBox="[159,1421,228,1875]" captionTargetId="figure@2.[151,1436,193,1907]" captionTargetPageId="2" captionText="FIGURE 1. Byrathis divae sp. nov. Female, holotype. A, habitus, dorsal view; B, habitus, lateral view; C, rostrum, lateral view; D, rostrum, anteroventral view; E, urosome, dorsal view; F, posterior prosome and urosome, lateral view; G, posterior prosome and genital double somite, ventral view. Scale bars: A – B 0.5 mm, C – G 0.1 mm." httpUri="https://zenodo.org/record/201062/files/figure.png" pageId="5" pageNumber="54">Fig. 1</figureCitation>
|
||
C–D). Cephalosome and pedigerous somite 1 and pedigerous somites 4 and 5 separate; posterior corners as short rounded lobes in lateral view, obtuse triangular in dorsal view (
|
||
<figureCitation id="CEBB8389FFE5FFA1A91A318DF4BFC7C1" box="[1135,1199,1932,1956]" captionStart="FIGURE 1" captionStartId="2.[151,250,1928,1951]" captionTargetBox="[159,1421,228,1875]" captionTargetId="figure@2.[151,1436,193,1907]" captionTargetPageId="2" captionText="FIGURE 1. Byrathis divae sp. nov. Female, holotype. A, habitus, dorsal view; B, habitus, lateral view; C, rostrum, lateral view; D, rostrum, anteroventral view; E, urosome, dorsal view; F, posterior prosome and urosome, lateral view; G, posterior prosome and genital double somite, ventral view. Scale bars: A – B 0.5 mm, C – G 0.1 mm." httpUri="https://zenodo.org/record/201062/files/figure.png" pageId="5" pageNumber="54">Fig. 1</figureCitation>
|
||
F–G). Urosome of 4 somites (
|
||
<figureCitation id="CEBB8389FFE5FFA1AD8931B1F12BC7AD" box="[252,315,1968,1992]" captionStart="FIGURE 1" captionStartId="2.[151,250,1928,1951]" captionTargetBox="[159,1421,228,1875]" captionTargetId="figure@2.[151,1436,193,1907]" captionTargetPageId="2" captionText="FIGURE 1. Byrathis divae sp. nov. Female, holotype. A, habitus, dorsal view; B, habitus, lateral view; C, rostrum, lateral view; D, rostrum, anteroventral view; E, urosome, dorsal view; F, posterior prosome and urosome, lateral view; G, posterior prosome and genital double somite, ventral view. Scale bars: A – B 0.5 mm, C – G 0.1 mm." httpUri="https://zenodo.org/record/201062/files/figure.png" pageId="5" pageNumber="54">Fig. 1</figureCitation>
|
||
E). Caudal rami with 1 dorsal seta (later broken in studied specimens), 1 ventral seta, and 4 terminal setae.
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB03696F488C15A" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
Antennule (
|
||
<figureCitation id="CEBB8389FFE6FFA2AC3C3696F19CC0CA" box="[329,396,151,175]" captionStart="FIGURE 2" captionStartId="3.[151,249,1879,1902]" captionTargetBox="[247,1367,196,1865]" captionTargetId="figure@3.[193,1398,193,1874]" captionTargetPageId="3" captionText="FIGURE 2. Byrathis divae sp. nov. Female, A, antennule, articulating segments 1 – 8 (ancestral segments I – XI); B, antennule, articulating segments 9 – 18 (ancestral segments XII – XXI); C, antennule, articulating segments 19 – 24 (ancestral segments XXII – XXVIII); D, maxilliped; E, maxilliped, distal part of coxal endite of maxilliped syncoxa; F, P 1, posterior; G, P 1, coxa and basis, anterior surface; H, P 5. Arrows mark enlarged distal part of segment XXVII – XXVIII and scar for aesthetasc. A – D, F, H, holotype; E, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201063/files/figure.png" pageId="6" pageNumber="55">Fig. 2</figureCitation>
|
||
A–C) extending to distal margin of urosomal somite 3–4, of 24 articulating segments; armature as follows:
|
||
<date id="223EB9CCFFE6FFA2AC2536BDF168C0B1" box="[336,376,188,212]" bridgedPair="-" pageId="6" pageNumber="55">I–3</date>
|
||
s, II–
|
||
<date id="223EB9CCFFE6FFA2ACC736BDF1FCC0B1" box="[434,492,188,212]" bridgedPair="-" pageId="6" pageNumber="55">IV–6</date>
|
||
s + 1ae,
|
||
<date id="223EB9CCFFE6FFA2AF3836BDF26FC0B1" box="[589,639,188,212]" bridgedPair="-" pageId="6" pageNumber="55">V–2</date>
|
||
s + 1ae,
|
||
<date id="223EB9CCFFE6FFA2AF9536BCF30BC0B1" box="[736,795,188,212]" bridgedPair="-" pageId="6" pageNumber="55">VI–2</date>
|
||
s,
|
||
<date id="223EB9CCFFE6FFA2AE4836BDF391C0B1" box="[829,897,188,212]" bridgedPair="-" pageId="6" pageNumber="55">VII–2</date>
|
||
s + 1ae,
|
||
<date id="223EB9CCFFE6FFA2AE9636BDF424C0B1" box="[995,1076,188,212]" bridgedPair="-" pageId="6" pageNumber="55">VIII–2</date>
|
||
s,
|
||
<date id="223EB9CCFFE6FFA2A93F36BDF496C0B1" box="[1098,1158,188,212]" bridgedPair="-" pageId="6" pageNumber="55">IX–2</date>
|
||
s + 1ae, X–
|
||
<date id="223EB9CCFFE6FFA2A87C36BDF554C0B1" box="[1289,1348,188,212]" bridgedPair="-" pageId="6" pageNumber="55">XI–4</date>
|
||
s + 1ae,
|
||
<date id="223EB9CCFFE6FFA2ADE236DEF0CDC092" box="[151,221,223,247]" bridgedPair="-" pageId="6" pageNumber="55">XII–1</date>
|
||
s, XIII–1s, XIV–2s + 1ae, XV–1s, XVI–2s + 1ae, XVII–1s + 1ae (or 2s), XVIII–2s, XIX–2s, XX–2s, XXI–1s + 1ae, XXII–1s, XXIII–1s, XXIV–2s, XXV–2s, XXVI–2s, XXVII–XXVIII–5s + 1ae (setation on
|
||
<figureCitation id="CEBB8389FFE6FFA2A8723705F55AC179" box="[1287,1354,260,284]" captionStart="FIGURE 2" captionStartId="3.[151,249,1879,1902]" captionTargetBox="[247,1367,196,1865]" captionTargetId="figure@3.[193,1398,193,1874]" captionTargetPageId="3" captionText="FIGURE 2. Byrathis divae sp. nov. Female, A, antennule, articulating segments 1 – 8 (ancestral segments I – XI); B, antennule, articulating segments 9 – 18 (ancestral segments XII – XXI); C, antennule, articulating segments 19 – 24 (ancestral segments XXII – XXVIII); D, maxilliped; E, maxilliped, distal part of coxal endite of maxilliped syncoxa; F, P 1, posterior; G, P 1, coxa and basis, anterior surface; H, P 5. Arrows mark enlarged distal part of segment XXVII – XXVIII and scar for aesthetasc. A – D, F, H, holotype; E, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201063/files/figure.png" pageId="6" pageNumber="55">Fig. 2</figureCitation>
|
||
A–C is based on the
|
||
<typeStatus id="893B21AEFFE6FFA2AC5F3726F19CC15A" box="[298,396,295,319]" pageId="6" pageNumber="55" type="holotype">holotype</typeStatus>
|
||
and supplemented considering the
|
||
<typeStatus id="893B21AEFFE6FFA2AE6D3729F394C125" box="[792,900,296,320]" pageId="6" pageNumber="55" type="paratype">paratypes</typeStatus>
|
||
and additional females).
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB2374DF0C6C1AA" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
Antenna (
|
||
<figureCitation id="CEBB8389FFE6FFA2AC40374DF165C101" box="[309,373,332,356]" captionStart="FIGURE 3" captionStartId="4.[151,249,1883,1906]" captionTargetBox="[207,1393,207,1845]" captionTargetId="figure@4.[184,1408,193,1870]" captionTargetPageId="4" captionText="FIGURE 3. Byrathis divae sp. nov. Female: A, antenna, basis, endo- and exopod; B, antenna, coxa; C, mandiular palp; D, mandibular gnathobase; E, mandibular gnathobase, cutting edge; F, maxillule; G, maxilla, sensory setae of endopod are not figured; H, maxilla praecoxal endite; I, maxilla, endopod, sensory setae; J, maxilla, distal basal endite (previously considered as distal coxal endite) and enditic-like lobe of proximal endopodal segment (previously considered as proximal basal endite). A, C – D, F – G, I, holotype; B, E, H, J, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201064/files/figure.png" pageId="6" pageNumber="55">Fig. 3</figureCitation>
|
||
A–B), coxa with 1 seta, basis with 2 setae; exopod of 7 segments with 1, 1-1-1-1, 1, 1, 1, 1, and 3 setae, seta on proximal exopod segment rudimentary, following complex segment with 3 rudimentary setae, and is partly fused with first short segment bearing long seta; first endopodal segment with 2 setae, second with 8 + 6 setae.
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB037DDF1F0C259" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
Mandible (
|
||
<figureCitation id="CEBB8389FFE6FFA2AC4A37DDF190C191" box="[319,384,476,500]" captionStart="FIGURE 3" captionStartId="4.[151,249,1883,1906]" captionTargetBox="[207,1393,207,1845]" captionTargetId="figure@4.[184,1408,193,1870]" captionTargetPageId="4" captionText="FIGURE 3. Byrathis divae sp. nov. Female: A, antenna, basis, endo- and exopod; B, antenna, coxa; C, mandiular palp; D, mandibular gnathobase; E, mandibular gnathobase, cutting edge; F, maxillule; G, maxilla, sensory setae of endopod are not figured; H, maxilla praecoxal endite; I, maxilla, endopod, sensory setae; J, maxilla, distal basal endite (previously considered as distal coxal endite) and enditic-like lobe of proximal endopodal segment (previously considered as proximal basal endite). A, C – D, F – G, I, holotype; B, E, H, J, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201064/files/figure.png" pageId="6" pageNumber="55">Fig. 3</figureCitation>
|
||
C–E), gnathobase with crest, cutting edge with 5 large and 3 small teeth near thick dorsal seta; basis with 3 setae; exopod 5-segmented with 1, 1, 1, 1, and 2 setae; endopod segment 1 with 2 setae, segment 2 with 8 long and 1 short setae.
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB03446F2CCC2C2" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
Maxillule (
|
||
<figureCitation id="CEBB8389FFE6FFA2AC363446F198C23A" box="[323,392,583,607]" captionStart="FIGURE 3" captionStartId="4.[151,249,1883,1906]" captionTargetBox="[207,1393,207,1845]" captionTargetId="figure@4.[184,1408,193,1870]" captionTargetPageId="4" captionText="FIGURE 3. Byrathis divae sp. nov. Female: A, antenna, basis, endo- and exopod; B, antenna, coxa; C, mandiular palp; D, mandibular gnathobase; E, mandibular gnathobase, cutting edge; F, maxillule; G, maxilla, sensory setae of endopod are not figured; H, maxilla praecoxal endite; I, maxilla, endopod, sensory setae; J, maxilla, distal basal endite (previously considered as distal coxal endite) and enditic-like lobe of proximal endopodal segment (previously considered as proximal basal endite). A, C – D, F – G, I, holotype; B, E, H, J, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201064/files/figure.png" pageId="6" pageNumber="55">Fig. 3</figureCitation>
|
||
F), praecoxal arthrite with 9 marginal, 4 posterior and 1 anterior setae; coxal endite with 2 setae; coxal epipodite with 6 long and 3 short setae; proximal basal endite with 3 setae, distal basal endite with 2 setae; endopod with 7 setae; exopod with 6–7 setae.
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB034B5F4D6C339" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
Maxilla (
|
||
<figureCitation id="CEBB8389FFE6FFA2AC5934B5F17EC2A9" box="[300,366,692,716]" captionStart="FIGURE 3" captionStartId="4.[151,249,1883,1906]" captionTargetBox="[207,1393,207,1845]" captionTargetId="figure@4.[184,1408,193,1870]" captionTargetPageId="4" captionText="FIGURE 3. Byrathis divae sp. nov. Female: A, antenna, basis, endo- and exopod; B, antenna, coxa; C, mandiular palp; D, mandibular gnathobase; E, mandibular gnathobase, cutting edge; F, maxillule; G, maxilla, sensory setae of endopod are not figured; H, maxilla praecoxal endite; I, maxilla, endopod, sensory setae; J, maxilla, distal basal endite (previously considered as distal coxal endite) and enditic-like lobe of proximal endopodal segment (previously considered as proximal basal endite). A, C – D, F – G, I, holotype; B, E, H, J, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201064/files/figure.png" pageId="6" pageNumber="55">Fig. 3</figureCitation>
|
||
G–J), praecoxal endite (previously considered as proximal praecoxal endite) with 4 setae and a short attenuation; coxal endite (previously considered as distal praecoxal endite) with 3 setae; basal endites (previously considered as coxal endites) with 3 setae each, 1 seta of distal basal endite thicker, spine-like; enditic-like lobe of proximal endopodal segment (previously considered as proximal basal endite) with 4 setae, 1 is thicker and 1 is partly sensory; endopod with 3 worm-like and 5 poorly developed brush-like sensory setae.
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB03566F4C4C3AD" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
Maxilliped (
|
||
<figureCitation id="CEBB8389FFE6FFA2AC253566F184C31A" box="[336,404,871,895]" captionStart="FIGURE 2" captionStartId="3.[151,249,1879,1902]" captionTargetBox="[247,1367,196,1865]" captionTargetId="figure@3.[193,1398,193,1874]" captionTargetPageId="3" captionText="FIGURE 2. Byrathis divae sp. nov. Female, A, antennule, articulating segments 1 – 8 (ancestral segments I – XI); B, antennule, articulating segments 9 – 18 (ancestral segments XII – XXI); C, antennule, articulating segments 19 – 24 (ancestral segments XXII – XXVIII); D, maxilliped; E, maxilliped, distal part of coxal endite of maxilliped syncoxa; F, P 1, posterior; G, P 1, coxa and basis, anterior surface; H, P 5. Arrows mark enlarged distal part of segment XXVII – XXVIII and scar for aesthetasc. A – D, F, H, holotype; E, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201063/files/figure.png" pageId="6" pageNumber="55">Fig. 2</figureCitation>
|
||
D–E), syncoxa with 1 seta on proximal praecoxal lobe, 2 setae on middle praecoxal endite and 2 sclerotized setae and 1 poorly developed brush-like seta on distal praecoxal endite; coxal lobe with 3 setae and small attenuation. Basis with 3 setae. Endopod 6-segmented with 2, 4, 4, 3, 3+1, and 4 setae.
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB035D5F276C4C5" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
Swimming legs. P1 (
|
||
<figureCitation id="CEBB8389FFE6FFA2ACC835D5F213C389" box="[445,515,980,1004]" captionStart="FIGURE 2" captionStartId="3.[151,249,1879,1902]" captionTargetBox="[247,1367,196,1865]" captionTargetId="figure@3.[193,1398,193,1874]" captionTargetPageId="3" captionText="FIGURE 2. Byrathis divae sp. nov. Female, A, antennule, articulating segments 1 – 8 (ancestral segments I – XI); B, antennule, articulating segments 9 – 18 (ancestral segments XII – XXI); C, antennule, articulating segments 19 – 24 (ancestral segments XXII – XXVIII); D, maxilliped; E, maxilliped, distal part of coxal endite of maxilliped syncoxa; F, P 1, posterior; G, P 1, coxa and basis, anterior surface; H, P 5. Arrows mark enlarged distal part of segment XXVII – XXVIII and scar for aesthetasc. A – D, F, H, holotype; E, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201063/files/figure.png" pageId="6" pageNumber="55">Fig. 2</figureCitation>
|
||
F–G), coxa with anterior row of spinules along distolateral margin; basis with medial distal seta curved with setules; endopod 1-segmented with lateral lobe, its lateral margin with spinules; exopod segments 1 to 3 with 1 lateral spine each, spine of segment 1 the shortest, exceeding base of following spine; spine of exopod segment 2 exceeding base of distal-most spine. P2–P4 (
|
||
<figureCitation id="CEBB8389FFE6FFA2AECD3241F3EAC43D" box="[952,1018,1088,1112]" captionStart="FIGURE 4" captionStartId="5.[151,249,1726,1749]" captionTargetBox="[174,1409,223,1674]" captionTargetId="figure@5.[151,1436,193,1705]" captionTargetPageId="5" captionText="FIGURE 4. Byrathis divae sp. nov. Female, holotype; A, P 2; B, P 3, C, P 4, coxa, basis, exopod and endopod segment 1; D, P 4 exopod segments 2 – 3; E, P 4 endopod segments 2 – 3. Scale bar 0.1 mm." httpUri="https://zenodo.org/record/201065/files/figure.png" pageId="6" pageNumber="55">Fig. 4</figureCitation>
|
||
A–D), coxa with 1 seta; basis without seta; endopod 2-segmented in P2, 3-segmented in P3–P4; exopods 3-segmented. Posterior surfaces of P2–P3 poorly spinulate, of P4 densely spinulate.
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB032ADF476C48D" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
P5 (
|
||
<figureCitation id="CEBB8389FFE6FFA2AD8632ADF127C4A1" box="[243,311,1196,1220]" captionStart="FIGURE 2" captionStartId="3.[151,249,1879,1902]" captionTargetBox="[247,1367,196,1865]" captionTargetId="figure@3.[193,1398,193,1874]" captionTargetPageId="3" captionText="FIGURE 2. Byrathis divae sp. nov. Female, A, antennule, articulating segments 1 – 8 (ancestral segments I – XI); B, antennule, articulating segments 9 – 18 (ancestral segments XII – XXI); C, antennule, articulating segments 19 – 24 (ancestral segments XXII – XXVIII); D, maxilliped; E, maxilliped, distal part of coxal endite of maxilliped syncoxa; F, P 1, posterior; G, P 1, coxa and basis, anterior surface; H, P 5. Arrows mark enlarged distal part of segment XXVII – XXVIII and scar for aesthetasc. A – D, F, H, holotype; E, paratype. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/201063/files/figure.png" pageId="6" pageNumber="55">Fig. 2</figureCitation>
|
||
H) 3-segmented, coxa and basis of equal length; coxa and basis with distolateral patch of spinules, exopod ornamented with rare surface spinules, 3 distal spines and terminal attenuation.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="1E9ACC87FFE6FFA2ADB232F5F16EC555" pageId="6" pageNumber="55" type="etymology">
|
||
<paragraph id="563F9F0CFFE6FFA2ADB232F5F16EC555" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
<emphasis id="64F4431EFFE6FFA2ADB232F5F15EC569" bold="true" box="[199,334,1268,1292]" pageId="6" pageNumber="55">Etymology.</emphasis>
|
||
The species name “
|
||
<taxonomicName id="9180E48FFFE6FFA2AF4D32F5F264C569" box="[568,628,1268,1292]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="divae">
|
||
<emphasis id="64F4431EFFE6FFA2AF4D32F5F264C569" box="[568,628,1268,1292]" italics="true" pageId="6" pageNumber="55">divae</emphasis>
|
||
</taxonomicName>
|
||
” refers to the name of the DIVA expeditions where the studied specimens were obtained.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="1E9ACC87FFE6FFA2ADB0333DF587C729" pageId="6" pageNumber="55" type="discussion">
|
||
<paragraph id="563F9F0CFFE6FFA2ADB0333DF4F1C5A5" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
<emphasis id="64F4431EFFE6FFA2ADB0333DF129C531" bold="true" box="[197,313,1340,1364]" pageId="6" pageNumber="55">Remarks.</emphasis>
|
||
Some specimens from the
|
||
<collectingCountry id="2E97DF9CFFE6FFA2AF13333DF2DEC531" box="[614,718,1340,1364]" name="Antarctica" pageId="6" pageNumber="55">Antarctic</collectingCountry>
|
||
samples differ from those of the
|
||
<typeStatus id="893B21AEFFE6FFA2A94A333CF47FC530" box="[1087,1135,1341,1365]" pageId="6" pageNumber="55">type</typeStatus>
|
||
series in setation details of antennule and oral parts: i) distal segment of antennule (XXVII–XXVIII) bears 5s +1 ae (vs. 4s + 1ae in
|
||
<typeStatus id="893B21AEFFE6FFA2A85F3360F54AC51C" box="[1322,1370,1377,1401]" pageId="6" pageNumber="55">type</typeStatus>
|
||
specimens); ii) maxillule distal basal endite with 3 setae (vs. 2 setae in
|
||
<typeStatus id="893B21AEFFE6FFA2AED23384F3C7C5F8" box="[935,983,1413,1437]" pageId="6" pageNumber="55">type</typeStatus>
|
||
specimens), and iii) seta of the medial praecoxal endite of maxilliped syncoxa exceeding coxal endite (seta is shorter in
|
||
<typeStatus id="893B21AEFFE6FFA2A95133A8F444C5A4" box="[1060,1108,1449,1473]" pageId="6" pageNumber="55">type</typeStatus>
|
||
specimens).
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB033CDF47FC6FD" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
<taxonomicName id="9180E48FFFE6FFA2ADB033CDF179C581" box="[197,361,1484,1508]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="divae" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE6FFA2ADB033CDF179C581" box="[197,361,1484,1508]" italics="true" pageId="6" pageNumber="55">Byrathis divae</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE6FFA2AC0733CDF1DEC581" bold="true" box="[370,462,1484,1508]" pageId="6" pageNumber="55">
|
||
<taxonomicNameLabel id="7FC7FE65FFE6FFA2AC0733CDF1DEC581" box="[370,462,1484,1508]" pageId="6" pageNumber="55" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
shares with
|
||
<taxonomicName id="9180E48FFFE6FFA2AF1533CCF313C581" box="[608,771,1484,1508]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="penicillatus" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE6FFA2AF1533CCF313C581" box="[608,771,1484,1508]" italics="true" pageId="6" pageNumber="55">B. penicillatus</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE6FFA2AE7833CDF378C581" bold="true" box="[781,872,1484,1508]" pageId="6" pageNumber="55">
|
||
<taxonomicNameLabel id="7FC7FE65FFE6FFA2AE7833CDF378C581" box="[781,872,1484,1508]" pageId="6" pageNumber="55" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
and
|
||
<taxonomicName id="9180E48FFFE6FFA2AED633CCF453C581" box="[931,1091,1484,1508]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="laptevorum">
|
||
<emphasis id="64F4431EFFE6FFA2AED633CCF453C581" box="[931,1091,1484,1508]" italics="true" pageId="6" pageNumber="55">B. laptevorum</emphasis>
|
||
</taxonomicName>
|
||
the following feautres: i) size usually more than then
|
||
<quantity id="917832E9FFE6FFA2ACD633F1F218C66D" box="[419,520,1520,1544]" metricMagnitude="-3" metricUnit="m" metricValue="2.1" pageId="6" pageNumber="55" unit="mm" value="2.1">2.10 mm</quantity>
|
||
(
|
||
<emphasis id="64F4431EFFE6FFA2AF6C33F0F228C66D" box="[537,568,1521,1544]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
size less than
|
||
<quantity id="917832E9FFE6FFA2AFAA33F1F354C66D" box="[735,836,1520,1544]" metricMagnitude="-3" metricUnit="m" metricValue="1.4" pageId="6" pageNumber="55" unit="mm" value="1.4">1.40 mm</quantity>
|
||
in the other congeners); ii) surface of genital double somite without denticles (
|
||
<emphasis id="64F4431EFFE6FFA2ACB73014F1F0C649" box="[450,480,1557,1580]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
surface ornamented with denticles in the other congeners); iii) maxillule proximal basal endite with 3 setae (
|
||
<emphasis id="64F4431EFFE6FFA2ACCE3038F1C9C635" box="[443,473,1593,1616]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
2 setae in the other congeners); iv) maxillule exopod with 6 setae or more (
|
||
<emphasis id="64F4431EFFE6FFA2A85A3038F55EC635" box="[1327,1358,1593,1616]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
with 5 setae or less in other congeners), and v) maxilla endopod with 3 worm-like (1 worm-like in
|
||
<taxonomicName id="9180E48FFFE6FFA2A9D9305CF55BC611" box="[1196,1355,1628,1652]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="laptevorum">
|
||
<emphasis id="64F4431EFFE6FFA2A9D9305CF55BC611" box="[1196,1355,1628,1652]" italics="true" pageId="6" pageNumber="55">B. laptevorum</emphasis>
|
||
</taxonomicName>
|
||
) and 5 brush-like sensory setae (
|
||
<emphasis id="64F4431EFFE6FFA2ACC13080F1C3C6FD" box="[436,467,1665,1688]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
5 worm-like and 3 brush-like setae in the other congeners).
|
||
</paragraph>
|
||
<paragraph id="563F9F0CFFE6FFA2ADB230A5F587C729" blockId="6.[151,1437,151,1869]" pageId="6" pageNumber="55">
|
||
<taxonomicName id="9180E48FFFE6FFA2ADB230A5F17BC6D9" box="[199,363,1700,1724]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="divae" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE6FFA2ADB230A5F17BC6D9" box="[199,363,1700,1724]" italics="true" pageId="6" pageNumber="55">Byrathis divae</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE6FFA2AC0130A5F1DFC6D9" bold="true" box="[372,463,1700,1724]" pageId="6" pageNumber="55">
|
||
<taxonomicNameLabel id="7FC7FE65FFE6FFA2AC0130A5F1DFC6D9" box="[372,463,1700,1724]" pageId="6" pageNumber="55" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
differs from
|
||
<taxonomicName id="9180E48FFFE6FFA2AF1D30A4F31CC6D9" box="[616,780,1700,1724]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="penicillatus" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE6FFA2AF1D30A4F31CC6D9" box="[616,780,1700,1724]" italics="true" pageId="6" pageNumber="55">B. penicillatus</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE6FFA2AE6130A5F360C6D9" bold="true" box="[788,880,1700,1724]" pageId="6" pageNumber="55">
|
||
<taxonomicNameLabel id="7FC7FE65FFE6FFA2AE6130A5F360C6D9" box="[788,880,1700,1724]" pageId="6" pageNumber="55" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
and
|
||
<taxonomicName id="9180E48FFFE6FFA2AEDF30A4F45BC6D9" box="[938,1099,1700,1724]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="laptevorum">
|
||
<emphasis id="64F4431EFFE6FFA2AEDF30A4F45BC6D9" box="[938,1099,1700,1724]" italics="true" pageId="6" pageNumber="55">B. laptevorum</emphasis>
|
||
</taxonomicName>
|
||
in: i) smaller size (
|
||
<quantity id="917832E9FFE6FFA2A85F30A5F0D3C685" metricMagnitude="-3" metricUnit="m" metricValue="2.285" metricValueMax="2.47" metricValueMin="2.1" pageId="6" pageNumber="55" unit="mm" value="2.285" valueMax="2.47" valueMin="2.1">2.10–2.47 mm</quantity>
|
||
<emphasis id="64F4431EFFE6FFA2ADBF30C8F0F9C685" box="[202,233,1737,1760]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
<quantity id="917832E9FFE6FFA2AD8530C9F145C685" box="[240,341,1736,1760]" metricMagnitude="-3" metricUnit="m" metricValue="2.7" pageId="6" pageNumber="55" unit="mm" value="2.7">2.70 mm</quantity>
|
||
in
|
||
<taxonomicName id="9180E48FFFE6FFA2AC0F30C8F209C685" box="[378,537,1736,1760]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="laptevorum">
|
||
<emphasis id="64F4431EFFE6FFA2AC0F30C8F209C685" box="[378,537,1736,1760]" italics="true" pageId="6" pageNumber="55">B. laptevorum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<quantity id="917832E9FFE6FFA2AF2730C6F2CFC6BA" box="[594,735,1735,1759]" metricMagnitude="-1" metricUnit="m" metricValue="1.0287" metricValueMax="1.2446" metricValueMin="0.8128" pageId="6" pageNumber="55" unit="in" value="4.05" valueMax="4.9" valueMin="3.2">3.20–4.90 in</quantity>
|
||
<taxonomicName id="9180E48FFFE6FFA2AF9230C8F399C685" box="[743,905,1736,1760]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="penicillatus" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE6FFA2AF9230C8F399C685" box="[743,905,1736,1760]" italics="true" pageId="6" pageNumber="55">B. penicillatus</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE6FFA2AEE430C9F3FCC685" bold="true" box="[913,1004,1736,1760]" pageId="6" pageNumber="55">
|
||
<taxonomicNameLabel id="7FC7FE65FFE6FFA2AEE430C9F3FCC685" box="[913,1004,1736,1760]" pageId="6" pageNumber="55" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
); ii) rounded posterior corners of prosome (
|
||
<emphasis id="64F4431EFFE6FFA2AD9630ECF111C761" box="[227,257,1773,1796]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
sharp triangular in
|
||
<taxonomicName id="9180E48FFFE6FFA2ACAA30ECF26EC761" box="[479,638,1772,1796]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="laptevorum">
|
||
<emphasis id="64F4431EFFE6FFA2ACAA30ECF26EC761" box="[479,638,1772,1796]" italics="true" pageId="6" pageNumber="55">B. laptevorum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="9180E48FFFE6FFA2AFC330ECF349C761" box="[694,857,1772,1796]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="penicillatus">
|
||
<emphasis id="64F4431EFFE6FFA2AFC330ECF349C761" box="[694,857,1772,1796]" italics="true" pageId="6" pageNumber="55">B. penicillatus</emphasis>
|
||
</taxonomicName>
|
||
; iii) rostrum absent (
|
||
<emphasis id="64F4431EFFE6FFA2A93D30ECF477C761" box="[1096,1127,1773,1796]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
rostral filaments present in
|
||
<taxonomicName id="9180E48FFFE6FFA2ADE23110F12AC74D" box="[151,314,1808,1832]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="penicillatus" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE6FFA2ADE23110F12AC74D" box="[151,314,1808,1832]" italics="true" pageId="6" pageNumber="55">B. penicillatus</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE6FFA2AC373111F18EC74D" bold="true" box="[322,414,1808,1832]" pageId="6" pageNumber="55">
|
||
<taxonomicNameLabel id="7FC7FE65FFE6FFA2AC373111F18EC74D" box="[322,414,1808,1832]" pageId="6" pageNumber="55" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
and
|
||
<taxonomicName id="9180E48FFFE6FFA2ACA23110F268C74D" box="[471,632,1808,1832]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="laptevorum">
|
||
<emphasis id="64F4431EFFE6FFA2ACA23110F268C74D" box="[471,632,1808,1832]" italics="true" pageId="6" pageNumber="55">B. laptevorum</emphasis>
|
||
</taxonomicName>
|
||
), and iv) poorly developed brush-like seta in the distal praecoxal setal group of the maxilliped syncoxa (
|
||
<emphasis id="64F4431EFFE6FFA2AF643134F220C729" box="[529,560,1845,1868]" italics="true" pageId="6" pageNumber="55">vs.</emphasis>
|
||
well developed brush-like seta in
|
||
<taxonomicName id="9180E48FFFE6FFA2AEC53134F442C729" box="[944,1106,1844,1868]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="penicillatus" status="sp. nov.">
|
||
<emphasis id="64F4431EFFE6FFA2AEC53134F442C729" box="[944,1106,1844,1868]" italics="true" pageId="6" pageNumber="55">B. penicillatus</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="64F4431EFFE6FFA2A92C3135F4A2C729" bold="true" box="[1113,1202,1844,1868]" pageId="6" pageNumber="55">
|
||
<taxonomicNameLabel id="7FC7FE65FFE6FFA2A92C3135F4A2C729" box="[1113,1202,1844,1868]" pageId="6" pageNumber="55" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
and
|
||
<taxonomicName id="9180E48FFFE6FFA2A99C3134F597C729" box="[1257,1415,1844,1868]" class="Maxillopoda" family="Scolecitrichidae" genus="Byrathis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Calanoida" pageId="6" pageNumber="55" phylum="Arthropoda" rank="species" species="laptevorum">
|
||
<emphasis id="64F4431EFFE6FFA2A99C3134F597C729" box="[1257,1415,1844,1868]" italics="true" pageId="6" pageNumber="55">B. laptevorum</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |