276 lines
33 KiB
XML
276 lines
33 KiB
XML
<document id="D8621AE5D0271EBCB608758E12D120D4" ID-DOI="10.11646/zootaxa.5477.3.2" ID-ISSN="1175-5326" ID-Zenodo-Dep="12732651" ID-ZooBank="2C5FA9C0-6462-480A-9AB8-073ED54708F2" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1720788909323" checkinUser="plazi" docAuthor="Poore, Gary C. B. & Black, Jay R." docDate="2024" docId="039A405BFFE63147CADF615E2C78FD92" docLanguage="en" docName="zootaxa.5477.3.2.pdf" docOrigin="Zootaxa 5477 (3)" docSource="http://dx.doi.org/10.11646/zootaxa.5477.3.2" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Rectarcturus antarcticus Poore & Black, 2024, sp. nov." docType="treatment" docUuid="6ACC637C-F473-45E7-8698-281AA5F43063" docUuidSource="ZooBank" docVersion="2" lastPageNumber="312" masterDocId="FFA33823FFEB3156CA486721291FFFF3" masterDocTitle="Four new species of Valvifera (Crustacea: Isopoda) from ANDEEP cruises in the Weddell Sea" masterLastPageNumber="314" masterPageNumber="295" pageNumber="308" updateTime="1720789350250" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:mods id="DCEB1DB9E7B06E23A9DA05B379CB66E1" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="63D6A3D4F22878378AE902CB21CD8BA3">
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<mods:title id="18C1FA4EC181776ADAF1DC79B568DC4C">Four new species of Valvifera (Crustacea: Isopoda) from ANDEEP cruises in the Weddell Sea</mods:title>
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</mods:titleInfo>
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<mods:name id="0434F235BF98823E90C95234581ABD50" type="personal">
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<mods:role id="015380C00B9F8553D2410CC8B1E0D286">
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<mods:roleTerm id="7BEF1EC8FA901FB06B80E27388A70B11">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="75FD7AB5F9B95B7BA9900AED7E6ADA45">Poore, Gary C. B.</mods:namePart>
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<mods:affiliation id="EABE767CDBBEAD4C88EA131FE7E41AFE">Museums Victoria, GPO Box 666, Melbourne, Vic. 3001, Australia,</mods:affiliation>
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</mods:name>
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<mods:name id="6530595489AEDCC79C49F247751F970F" type="personal">
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<mods:role id="0671933EEB08794CAB1A3CC1924CF0C9">
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<mods:roleTerm id="48486E8C98BD45BDCA3E12DBFCAEB8C8">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="7EFD91F6989496C59D00143B0481CE70">Black, Jay R.</mods:namePart>
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<mods:affiliation id="7D1743FEEF8EF7247F6C52D85A23C5D4">Department of Geography, Earth and Atmospheric Sciences, The University of Melbourne, Vic. 3010, Australia & Melbourne Trace Analysis for Chemical, Earth and Environmental Sciences (TrACEES) Platform, University of Melbourne, Vic. 3010, Australia</mods:affiliation>
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</mods:name>
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<mods:typeOfResource id="C2C8F69E531385CB967AFA9511F9F1FC">text</mods:typeOfResource>
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<mods:titleInfo id="98140F86186C695114E71A3227457940">
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<mods:title id="DA720D866032255C453C148A05E0E40D">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="40B1E8B7BDB5C3DC2D1F7260E4E7F49B">
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<mods:date id="DE816C8C9451D06C39992917BB14A888">2024</mods:date>
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<mods:detail id="1CD920796B82F3EB9BE932555FBE71C3" type="pubDate">
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<mods:number id="7E486EFA6CAAB7887ECBA0EE781B16C0">2024-07-09</mods:number>
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<mods:detail id="02402E040B8BE92E19E704889408078D" type="volume">
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<mods:number id="5A6F400F2C785F7DBD04C552A51D750D">5477</mods:number>
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<mods:detail id="BC60EB49A49DCB79B7E82B78D7F32BBD" type="issue">
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<mods:number id="5908F2AA61FAFEB2F714D83E1CE42FB3">3</mods:number>
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<mods:start id="5B0103B5DE49F5A580CE5D235B2FD290">295</mods:start>
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<mods:location id="7751822C8BFB9FADA2683D7B23131B60">
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<mods:url id="FB95D808AEF440B9995044A112A8BEEA">http://dx.doi.org/10.11646/zootaxa.5477.3.2</mods:url>
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</mods:location>
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<mods:classification id="90CD8DCA81A514FB0DCB8A4ECA7F4D70">journal article</mods:classification>
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<mods:identifier id="1F70A9C96F3C32FB6157C805D0440164" type="DOI">10.11646/zootaxa.5477.3.2</mods:identifier>
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<mods:identifier id="5BBF1D5FED2CB6E68AD8DB9197BF2FE8" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="5B93C75EC2B6A0EF2E9D429A842F15A5" type="Zenodo-Dep">12732651</mods:identifier>
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<mods:identifier id="28263DC2B4E69F767FA28E70DE235F8A" type="ZooBank">2C5FA9C0-6462-480A-9AB8-073ED54708F2</mods:identifier>
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</mods:mods>
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<treatment id="039A405BFFE63147CADF615E2C78FD92" ID-DOI="http://doi.org/10.5281/zenodo.12732703" ID-Zenodo-Dep="12732703" LSID="urn:lsid:zoobank.org:act:6ACC637C-F473-45E7-8698-281AA5F43063" httpUri="http://treatment.plazi.org/id/039A405BFFE63147CADF615E2C78FD92" lastPageId="17" lastPageNumber="312" pageId="13" pageNumber="308">
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<subSubSection id="C329A2C6FFE6315BCADF615E2B38F96A" box="[151,551,1663,1689]" pageId="13" pageNumber="308" type="nomenclature">
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<paragraph id="8B8CF14DFFE6315BCADF615E2B38F96A" blockId="13.[151,551,1663,1725]" box="[151,551,1663,1689]" pageId="13" pageNumber="308">
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<heading id="D0C44621FFE6315BCADF615E2B38F96A" bold="true" box="[151,551,1663,1689]" fontSize="11" level="1" pageId="13" pageNumber="308" reason="1">
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<emphasis id="B9472D5FFFE6315BCADF615E2B38F96A" bold="true" box="[151,551,1663,1689]" pageId="13" pageNumber="308">
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<taxonomicName id="4C338ACEFFE6315BCADF615E28DDF96A" authorityName="Poore & Black" authorityYear="2024" box="[151,450,1663,1689]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="308" phylum="Arthropoda" rank="species" species="antarcticus" status="sp. nov.">
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<emphasis id="B9472D5FFFE6315BCADF615E28DDF96A" bold="true" box="[151,450,1663,1689]" italics="true" pageId="13" pageNumber="308">Rectarcturus antarcticus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A2749024FFE6315BCB82615E2B38F96A" box="[458,551,1663,1689]" pageId="13" pageNumber="308" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C329A2C6FFE6315BCADF6182284CF94E" box="[151,339,1698,1725]" pageId="13" pageNumber="308" type="description">
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<paragraph id="8B8CF14DFFE6315BCADF6182284CF94E" blockId="13.[151,551,1663,1725]" box="[151,339,1698,1725]" pageId="13" pageNumber="308">
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(
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<figureCitation id="1308EDC8FFE6315BCAD76182283FF94E" box="[159,288,1698,1725]" captionStart-0="FIGURE 13" captionStart-1="FIGURE 14" captionStart-2="FIGURE 15" captionStartId-0="14.[151,250,1940,1964]" captionStartId-1="15.[151,250,1513,1537]" captionStartId-2="16.[151,250,1934,1958]" captionTargetBox-0="[151,1435,918,1916]" captionTargetBox-1="[151,1435,181,1488]" captionTargetBox-2="[151,1435,525,1911]" captionTargetId-0="figure-173@14.[151,1435,918,1916]" captionTargetId-1="figure-21@15.[151,1435,181,1489]" captionTargetId-2="figure-181@16.[151,1435,525,1911]" captionTargetPageId-0="14" captionTargetPageId-1="15" captionTargetPageId-2="16" captionText-0="FIGURE 13. Rectarcturus antarcticus sp. nov. Photomicrographs. ZMH K-65089 (holotype, female, 6.7 mm). a, lateral (uropods removed); b, dorsal. Scale bars = 2 mm." captionText-1="FIGURE 14. Rectarcturus antarcticus sp. nov. ZMH K-65089 (holotype, female, 6.7 mm). a, lateral view (sculpture indicated on antenna, head, pereonites 1–3, pereopods 1–3 only); b, head, antennulae, antennae (dorsal); c, pereonites 1–7, pleon (dorsal); d, pereonite 7 sternite, pleonite 1 sternite, pleopods 1, 2 in situ (right side, uropod removed); e, left antennula (mesial view); f, left antennal peduncle articles 4, 5, flagellum (lateral view); g, left pleopod 1 (posterior view); h, left pleopod 2 (posterior view); i, left uropod (ventral view); j, left uropodal rami (inner view). Scale bars = 1 mm." captionText-2="FIGURE 15. Rectarcturus antarcticus sp. nov. ZMH K-65089 (holotype, female, 6.7 mm). a, left pereopod 1 (mesial view); b, left pereopod 1 propodus and dactylus (detail; bases of serrate setae shown); c, right maxilliped (inner view); d, right maxilliped endite, palp (outer view); e–h, pereopods 2, 3, 5–7. Scale bars = 1 mm." figureDoi-0="http://doi.org/10.5281/zenodo.12732693" figureDoi-1="http://doi.org/10.5281/zenodo.12732697" figureDoi-2="http://doi.org/10.5281/zenodo.12732699" httpUri-0="https://zenodo.org/record/12732693/files/figure.png" httpUri-1="https://zenodo.org/record/12732697/files/figure.png" httpUri-2="https://zenodo.org/record/12732699/files/figure.png" pageId="13" pageNumber="308">Figs 13–15</figureCitation>
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, S
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<figureCitation id="1308EDC8FFE6315BCB7361822855F94E" box="[315,330,1699,1725]" captionStart="FIGURE 4" captionStartId="5.[151,250,1948,1972]" captionTargetBox="[151,1435,993,1925]" captionTargetId="figure-427@5.[151,1435,993,1925]" captionTargetPageId="5" captionText="FIGURE 4. Fissarcturus brandtae sp. nov. ZMH K-65080 (ovigerous female, 10.3 mm). a, maxilliped; b, maxilliped endite detail; c–i, pereopods 1–7; j, k, pleopods 1, 2. Scale bars = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.12732661" httpUri="https://zenodo.org/record/12732661/files/figure.png" pageId="13" pageNumber="308">4</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C329A2C6FFE6315BCADF61CB2C8BF8DA" pageId="13" pageNumber="308" type="materials_examined">
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<paragraph id="8B8CF14DFFE6315BCADF61CB2C8BF8DA" blockId="13.[151,1437,1770,2013]" pageId="13" pageNumber="308">
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<emphasis id="B9472D5FFFE6315BCADF61CB289AF8F7" bold="true" box="[151,389,1770,1796]" pageId="13" pageNumber="308">Material examined:</emphasis>
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<materialsCitation id="3B5BFB10FFE6315BCBC661CA2C8BF8DA" collectingDate="2005-03-16" collectionCode="RV, ANDEEP, III, ZMH" elevation="1584" latitude="-62.772167" longLatPrecision="10" longitude="-53.069" pageId="13" pageNumber="308" specimenCount="1" typeStatus="holotype">
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<typeStatus id="54884FEFFFE6315BCBC661CA28E5F8F6" box="[398,506,1771,1797]" pageId="13" pageNumber="308" type="holotype">Holotype</typeStatus>
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. Weddell Sea, Powell Basin,
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<geoCoordinate id="EE07978AFFE6315BC90461CA2AD7F8F6" box="[844,968,1771,1797]" degrees="62" direction="south" minutes="46.73" orientation="latitude" pageId="13" pageNumber="308" precision="9" value="-62.77883">62°46.73’S</geoCoordinate>
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–
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<geoCoordinate id="EE07978AFFE6315BC99061CA2D7FF8F6" box="[984,1120,1771,1797]" degrees="62" direction="south" minutes="46.33" orientation="latitude" pageId="13" pageNumber="308" precision="9" value="-62.772167">62°46.33’ S</geoCoordinate>
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,
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<geoCoordinate id="EE07978AFFE6315BCE2761CB2DE7F8F6" box="[1135,1272,1770,1797]" degrees="53" direction="west" minutes="02.57" orientation="longitude" pageId="13" pageNumber="308" precision="9" value="-53.042835">53°02.57’W</geoCoordinate>
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–
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<geoCoordinate id="EE07978AFFE6315BCF4061CB2C87F8F6" box="[1288,1432,1770,1797]" degrees="53" direction="west" minutes="04.14" orientation="longitude" pageId="13" pageNumber="308" precision="9" value="-53.069">53°04.14’ W</geoCoordinate>
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,
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<quantity id="4CCB5CA8FFE6315BCADF602F29F1F8DA" box="[151,238,1806,1833]" metricMagnitude="3" metricUnit="m" metricValue="1.584" pageId="13" pageNumber="308" unit="m" value="1584.0">
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<elevation id="001E167EFFE6315BCADF602F29F1F8DA" box="[151,238,1806,1833]" metricMagnitude="3" metricUnit="m" metricValue="1.584" pageId="13" pageNumber="308" unit="m" value="1584.0">1584 m</elevation>
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</quantity>
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,
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<date id="FF8DD78DFFE6315BCAB2602E2891F8DA" box="[250,398,1806,1833]" pageId="13" pageNumber="308" value="2005-03-16">
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<collectingDate id="EFC92E65FFE6315BCAB2602E2891F8DA" box="[250,398,1806,1833]" pageId="13" pageNumber="308" value="2005-03-16">16 Mar 2005</collectingDate>
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</date>
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, epibenthic sled,
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<collectionCode id="ED226988FFE6315BC807602E2B6CF8DA" box="[591,627,1807,1833]" country="Italy" name="Collection of Leptospira Strains" pageId="13" pageNumber="308">RV</collectionCode>
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<emphasis id="B9472D5FFFE6315BC832602E2BEDF8DA" box="[634,754,1807,1833]" italics="true" pageId="13" pageNumber="308">Polarstern</emphasis>
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(
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<collectionCode id="ED226988FFE6315BC949602E2A8CF8DA" box="[769,915,1807,1833]" pageId="13" pageNumber="308">ANDEEP III</collectionCode>
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stn 133-2),
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<collectionCode id="ED226988FFE6315BCE52602E2D47F8DA" box="[1050,1112,1807,1833]" country="Germany" httpUri="http://grbio.org/cool/kdnf-0379" name="Zoologisches Museum Hamburg" pageId="13" pageNumber="308" type="Museum">ZMH</collectionCode>
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K-65089 (female,
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<quantity id="4CCB5CA8FFE6315BCF66602E2C97F8DA" box="[1326,1416,1807,1833]" metricMagnitude="-3" metricUnit="m" metricValue="6.7" pageId="13" pageNumber="308" unit="mm" value="6.7">6.7 mm</quantity>
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).
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</materialsCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C329A2C6FFE63147CA8F60132A45FE96" lastPageId="17" lastPageNumber="312" pageId="13" pageNumber="308" type="description">
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<paragraph id="8B8CF14DFFE63158CA8F6013288EFEEE" blockId="13.[151,1437,1770,2013]" lastBlockId="14.[151,1436,151,429]" lastPageId="14" lastPageNumber="309" pageId="13" pageNumber="308">
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<emphasis id="B9472D5FFFE6315BCA8F60132844F8BF" bold="true" box="[199,347,1842,1868]" pageId="13" pageNumber="308">Description:</emphasis>
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<emphasis id="B9472D5FFFE6315BCB2C60122881F8BE" box="[356,414,1843,1869]" italics="true" pageId="13" pageNumber="308">Body</emphasis>
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microscopically pustulose between transverse ridges, about 3.3 times as long as greatest width (at pereonite 2). Head about 0.15 times as long as total length; pleon about 0.28 times total length.
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<emphasis id="B9472D5FFFE6315BCF6F60762C7BF882" box="[1319,1380,1879,1905]" italics="true" pageId="13" pageNumber="308">Head</emphasis>
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with pair of anterolateral projections, triangular in lateral view, projecting anterolaterally in dorsal view, with longitudinal wide middorsal groove separating 2 pairs of submedial bosses; eyes on lateral bosses, with short medial lobe on posterior margin; ventrolateral margin with lobe anterior to eye; cornea pigmented.
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<emphasis id="B9472D5FFFE6315BCE0360E22DEBF82E" box="[1099,1268,1987,2013]" italics="true" pageId="13" pageNumber="308">Pereonites 1–7</emphasis>
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each with pair of submedian blunt lobes on transverse ridge, overriding anterior pereonite especially on first and second, less so posteriorly until scarcely overriding on pereonites 4–7; each pereonite also with 3 pairs of sublateral bosses and prominent lateral boss, triangular in dorsal view. Submedial and sublateral tubercles on pereonites 1 and 2 secondarily pustulose.
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</paragraph>
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<paragraph id="8B8CF14DFFE53158CA8F66062D7AFE5E" blockId="14.[151,1436,151,429]" pageId="14" pageNumber="309">
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<emphasis id="B9472D5FFFE53158CA8F66062826FEB2" box="[199,313,295,321]" italics="true" pageId="14" pageNumber="309">Pleonite 1</emphasis>
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separated from rest of pleotelson by deep dorsal and lateral groove (but not articulating) with pair of fused dorsal lobes, sternite prominent midventrally;
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<emphasis id="B9472D5FFFE53158C8AA666A2A4EFE96" box="[738,849,331,357]" italics="true" pageId="14" pageNumber="309">pleonite 2</emphasis>
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with pair of submedian bosses and lateral triangular projection;
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<emphasis id="B9472D5FFFE53158CB52664E2893FE7A" box="[282,396,367,393]" italics="true" pageId="14" pageNumber="309">pleonite 3</emphasis>
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with pair of submedian bosses and more obsolete lateral bosses; posterior pleotelson with obscure dorsal bosses, smooth, concave and tapering evenly to upturned rounded apex.
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</paragraph>
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<caption id="DF4CA1C5FFE53158CADF643F29D1FCA9" ID-DOI="http://doi.org/10.5281/zenodo.12732691" ID-Zenodo-Dep="12732691" httpUri="https://zenodo.org/record/12732691/files/figure.png" pageId="14" pageNumber="309" startId="14.[151,250,798,822]" targetBox="[151,1435,453,775]" targetPageId="14" targetType="figure">
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<paragraph id="8B8CF14DFFE53158CADF643F29D1FCA9" blockId="14.[151,1437,798,858]" pageId="14" pageNumber="309">
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<emphasis id="B9472D5FFFE53158CADF643F2802FCC5" bold="true" box="[151,285,798,822]" pageId="14" pageNumber="309">FIGURE 12</emphasis>
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.
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<taxonomicName id="4C338ACEFFE53158CB66643E2B34FCC5" authorityName="Poore & Black" authorityYear="2024" box="[302,555,799,822]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="14" pageNumber="309" phylum="Arthropoda" rank="species" species="antarcticus" status="sp. nov.">
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<emphasis id="B9472D5FFFE53158CB66643E2B34FCC5" box="[302,555,799,822]" italics="true" pageId="14" pageNumber="309">Rectarcturus antarcticus</emphasis>
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</taxonomicName>
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<emphasis id="B9472D5FFFE53158C87D643F2B96FCC5" bold="true" box="[565,649,798,822]" pageId="14" pageNumber="309">
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<taxonomicNameLabel id="A2749024FFE53158C87D643F2B96FCC5" box="[565,649,798,822]" pageId="14" pageNumber="309" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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Dorsal and lateral micro-CT scans. ZMH K-65089 (holotype, female, 6.7 mm).
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</paragraph>
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</caption>
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<caption id="DF4CA1C5FFE53158CADF60B52B91F823" ID-DOI="http://doi.org/10.5281/zenodo.12732693" ID-Zenodo-Dep="12732693" httpUri="https://zenodo.org/record/12732693/files/figure.png" pageId="14" pageNumber="309" startId="14.[151,250,1940,1964]" targetBox="[151,1435,918,1916]" targetPageId="14" targetType="figure">
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<paragraph id="8B8CF14DFFE53158CADF60B52B91F823" blockId="14.[151,1436,1940,2001]" pageId="14" pageNumber="309">
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<emphasis id="B9472D5FFFE53158CADF60B52801F85F" bold="true" box="[151,286,1940,1964]" pageId="14" pageNumber="309">FIGURE 13</emphasis>
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.
|
||
<taxonomicName id="4C338ACEFFE53158CB6760B42B32F85F" authorityName="Poore & Black" authorityYear="2024" box="[303,557,1941,1964]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="14" pageNumber="309" phylum="Arthropoda" rank="species" species="antarcticus" status="sp. nov.">
|
||
<emphasis id="B9472D5FFFE53158CB6760B42B32F85F" box="[303,557,1941,1964]" italics="true" pageId="14" pageNumber="309">Rectarcturus antarcticus</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9472D5FFFE53158C87060B42B92F85E" bold="true" box="[568,653,1941,1965]" pageId="14" pageNumber="309">
|
||
<taxonomicNameLabel id="A2749024FFE53158C87060B42B92F85E" box="[568,653,1941,1965]" pageId="14" pageNumber="309" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
Photomicrographs. ZMH K-65089 (holotype, female, 6.7 mm). a, lateral (uropods removed); b, dorsal. Scale bars = 2 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF4CA1C5FFE43159CADF62C82AC4F962" ID-DOI="http://doi.org/10.5281/zenodo.12732697" ID-Zenodo-Dep="12732697" httpUri="https://zenodo.org/record/12732697/files/figure.png" pageId="15" pageNumber="310" startId="15.[151,250,1513,1537]" targetBox="[151,1435,181,1488]" targetPageId="15" targetType="figure">
|
||
<paragraph id="8B8CF14DFFE43159CADF62C82AC4F962" blockId="15.[151,1436,1513,1682]" pageId="15" pageNumber="310">
|
||
<emphasis id="B9472D5FFFE43159CADF62C82806F9F2" bold="true" box="[151,281,1513,1537]" pageId="15" pageNumber="310">FIGURE 14</emphasis>
|
||
.
|
||
<taxonomicName id="4C338ACEFFE43159CB6E62CB2B00F9F2" authorityName="Poore & Black" authorityYear="2024" box="[294,543,1514,1537]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="15" pageNumber="310" phylum="Arthropoda" rank="species" species="antarcticus" status="sp. nov.">
|
||
<emphasis id="B9472D5FFFE43159CB6E62CB2B00F9F2" box="[294,543,1514,1537]" italics="true" pageId="15" pageNumber="310">Rectarcturus antarcticus</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9472D5FFFE43159C86E62CB2B69F9F1" bold="true" box="[550,630,1514,1538]" pageId="15" pageNumber="310">
|
||
<taxonomicNameLabel id="A2749024FFE43159C86E62CB2B69F9F1" box="[550,630,1514,1538]" pageId="15" pageNumber="310" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
ZMH K-65089 (holotype, female, 6.7 mm). a, lateral view (sculpture indicated on antenna, head, pereonites 1–3, pereopods 1–3 only); b, head, antennulae, antennae (dorsal); c, pereonites 1–7, pleon (dorsal); d, pereonite 7 sternite, pleonite 1 sternite, pleopods 1, 2 in situ (right side, uropod removed); e, left antennula (mesial view); f, left antennal peduncle articles 4, 5, flagellum (lateral view); g, left pleopod 1 (posterior view); h, left pleopod 2 (posterior view); i, left uropod (ventral view); j, left uropodal rami (inner view). Scale bars = 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B8CF14DFFE43159CA8F61C52B72F899" blockId="15.[151,1437,1764,2042]" pageId="15" pageNumber="310">
|
||
<emphasis id="B9472D5FFFE43159CA8F61C52825F90D" box="[199,314,1764,1790]" italics="true" pageId="15" pageNumber="310">Antennula</emphasis>
|
||
peduncle of 3 almost spherical articles; flagellum of 1 article, with 3 terminal setae, 4 aesthetascs.
|
||
<emphasis id="B9472D5FFFE43159CADF602929EBF8D1" box="[151,244,1800,1826]" italics="true" pageId="15" pageNumber="310">Antenna</emphasis>
|
||
peduncle, fused articles 1+2 short, stout, with ventrolateral flange; article 3 stout, about as long as head; article 4 1.6 times as long as article 3; article 5 about as long as article 4; flagellum of 3 articles, last minute, flagellum 0.6 length of peduncle article 5.
|
||
</paragraph>
|
||
<paragraph id="8B8CF14DFFE43159CA8F60552D40F841" blockId="15.[151,1437,1764,2042]" pageId="15" pageNumber="310">
|
||
<emphasis id="B9472D5FFFE43159CA8F6055285FF87D" box="[199,320,1908,1934]" italics="true" pageId="15" pageNumber="310">Maxilliped</emphasis>
|
||
endite with curved distolateral margin, with 6 distal serrate setae; palp of 5 articles, article 3 mesially lobed, margins of articles 1–5 with 2, 2, 6, 6 and 5 serrate or simple setae respectively.
|
||
</paragraph>
|
||
<paragraph id="8B8CF14DFFE43146CA8F609D2B00FE22" blockId="15.[151,1437,1764,2042]" lastBlockId="16.[151,1436,151,465]" lastPageId="16" lastPageNumber="311" pageId="15" pageNumber="310">
|
||
<emphasis id="B9472D5FFFE43159CA8F609D2856F825" box="[199,329,1980,2006]" italics="true" pageId="15" pageNumber="310">Pereopod 1</emphasis>
|
||
basis 3 times as long as wide; ischium, merus compact, with simple setae along extensor margin; carpus triangular, with serrate setae along extensor margin; propodus oval, 1.7 times as long as wide, mesial face with rows of serrate setae (
|
||
<quantity id="4CCB5CA8FFFB3146CB8B67B628E2FF42" box="[451,509,151,177]" metricMagnitude="-1" metricUnit="m" metricValue="4.826" pageId="16" pageNumber="311" unit="in" value="19.0">19 in</quantity>
|
||
total), extensor margin with about 8 serrate setae; dactylus mesial face with row of 6 serrate setae; unguis one-third length of total dactylus length.
|
||
<emphasis id="B9472D5FFFFB3146C914679A2D49FF26" box="[860,1110,187,213]" italics="true" pageId="16" pageNumber="311">Pereopodal coxae 2–7</emphasis>
|
||
ventral, ringlike.
|
||
<emphasis id="B9472D5FFFFB3146CF54679A2C83FF26" box="[1308,1436,187,213]" italics="true" pageId="16" pageNumber="311">Pereopod 2</emphasis>
|
||
tuberculate, especially basis to flexor margin of carpus; flexor-mesial margin of carpus–propodus with irregularly spaced long setae; propodus cylindrical, 1.2 times as long as carpus; dactylus unguis one-third length of total dactylus length.
|
||
<emphasis id="B9472D5FFFFB3146CB07660628D0FEB2" box="[335,463,295,321]" italics="true" pageId="16" pageNumber="311">Pereopod 3</emphasis>
|
||
similar to pereopod 2 but carpus and propodus relatively shorter.
|
||
<emphasis id="B9472D5FFFFB3146CEE566062C32FEB2" box="[1197,1325,295,321]" italics="true" pageId="16" pageNumber="311">Pereopod 4</emphasis>
|
||
unknown (assumed similar to pereopods 2, 3).
|
||
<emphasis id="B9472D5FFFFB3146C879666A2BAEFE96" box="[561,689,331,357]" italics="true" pageId="16" pageNumber="311">Pereopod 5</emphasis>
|
||
basis with proximoposterior tubercle; merus and carpus with distal lobe on extensor margin; propodus cylindrical, about as long as merus plus carpus; dactylus body about half as long as propodus, unguis short; merus–propodus with few setae and felt along flexor margin.
|
||
<emphasis id="B9472D5FFFFB3146CEC866B22C36FE5E" box="[1152,1321,402,429]" italics="true" pageId="16" pageNumber="311">Pereopods 6, 7</emphasis>
|
||
similar to pereopod 5; 6 longer and 7 shorter.
|
||
</paragraph>
|
||
<caption id="DF4CA1C5FFFB3146CADF60AF2A78F81D" ID-DOI="http://doi.org/10.5281/zenodo.12732699" ID-Zenodo-Dep="12732699" httpUri="https://zenodo.org/record/12732699/files/figure.png" pageId="16" pageNumber="311" startId="16.[151,250,1934,1958]" targetBox="[151,1435,525,1911]" targetPageId="16" targetType="figure">
|
||
<paragraph id="8B8CF14DFFFB3146CADF60AF2A78F81D" blockId="16.[151,1436,1934,2031]" pageId="16" pageNumber="311">
|
||
<emphasis id="B9472D5FFFFB3146CADF60AF2806F854" bold="true" box="[151,281,1934,1959]" pageId="16" pageNumber="311">FIGURE 15</emphasis>
|
||
.
|
||
<taxonomicName id="4C338ACEFFFB3146CB6D60AE2B01F855" authorityName="Poore & Black" authorityYear="2024" box="[293,542,1935,1958]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="16" pageNumber="311" phylum="Arthropoda" rank="species" species="antarcticus" status="sp. nov.">
|
||
<emphasis id="B9472D5FFFFB3146CB6D60AE2B01F855" box="[293,542,1935,1958]" italics="true" pageId="16" pageNumber="311">Rectarcturus antarcticus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2749024FFFB3146C86C60AE2B69F855" box="[548,630,1935,1959]" pageId="16" pageNumber="311" rank="species">
|
||
<emphasis id="B9472D5FFFFB3146C86C60AE2B6FF854" bold="true" box="[548,624,1935,1959]" pageId="16" pageNumber="311">sp. nov</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
ZMH K-65089 (holotype, female, 6.7 mm). a, left pereopod 1 (mesial view); b, left pereopod 1 propodus and dactylus (detail; bases of serrate setae shown); c, right maxilliped (inner view); d, right maxilliped endite, palp (outer view); e–h, pereopods 2, 3, 5–7. Scale bars = 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B8CF14DFFFA3147CA8F67B628C8FEEE" blockId="17.[151,1437,151,609]" pageId="17" pageNumber="312">
|
||
<emphasis id="B9472D5FFFFA3147CA8F67B62825FF42" box="[199,314,151,177]" italics="true" pageId="17" pageNumber="312">Pleopod 1</emphasis>
|
||
peduncle twice as long as wide; exopod about as long as peduncle, with 3 terminal setae; endopod half as wide as exopod, slightly shorter, with 4 distal setae.
|
||
<emphasis id="B9472D5FFFFA3147C901679A2AA1FF26" box="[841,958,187,213]" italics="true" pageId="17" pageNumber="312">Pleopod 2</emphasis>
|
||
1.1 times as long as pleopod 1; peduncle rectangular, 1.5 times as wide as pleopod 1 peduncle; rami of similar lengths, each with about 12 distal setae; exopod wider than endopod.
|
||
</paragraph>
|
||
<paragraph id="8B8CF14DFFFA3147CA8F66062A45FE96" blockId="17.[151,1437,151,609]" pageId="17" pageNumber="312">
|
||
<emphasis id="B9472D5FFFFA3147CA8F6606282CFEB2" box="[199,307,295,321]" italics="true" pageId="17" pageNumber="312">Uropodal</emphasis>
|
||
peduncle evenly tapering beyond hinge; endopod triangular, with rounded apex bearing robust seta; exopod 0.8 length of endopod, half as wide, with terminal seta.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C329A2C6FFFA3147CA8F664E2A08FE7A" box="[199,791,367,393]" pageId="17" pageNumber="312" type="etymology">
|
||
<paragraph id="8B8CF14DFFFA3147CA8F664E2A08FE7A" blockId="17.[151,1437,151,609]" box="[199,791,367,393]" pageId="17" pageNumber="312">
|
||
<emphasis id="B9472D5FFFFA3147CA8F664E284DFE7A" bold="true" box="[199,338,367,393]" pageId="17" pageNumber="312">Etymology:</emphasis>
|
||
<emphasis id="B9472D5FFFFA3147CB11664E28C6FE7A" box="[345,473,367,393]" italics="true" pageId="17" pageNumber="312">Antarcticus</emphasis>
|
||
(adjective) from
|
||
<collectingCountry id="F324B1DDFFFA3147C8D2664E2A0DFE7A" box="[666,786,367,393]" name="Antarctica" pageId="17" pageNumber="312">Antarctica</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C329A2C6FFFA3147CA8F66B32D8FFE5E" box="[199,1168,402,429]" pageId="17" pageNumber="312" type="distribution">
|
||
<paragraph id="8B8CF14DFFFA3147CA8F66B32D8FFE5E" blockId="17.[151,1437,151,609]" box="[199,1168,402,429]" pageId="17" pageNumber="312">
|
||
<emphasis id="B9472D5FFFFA3147CA8F66B3287CFE5F" bold="true" box="[199,355,402,428]" pageId="17" pageNumber="312">Distribution:</emphasis>
|
||
Weddell Sea, Southern Ocean;
|
||
<quantity id="4CCB5CA8FFFA3147C88E66B32A04FE5E" box="[710,795,402,429]" metricMagnitude="3" metricUnit="m" metricValue="1.584" pageId="17" pageNumber="312" unit="m" value="1584.0">1584 m</quantity>
|
||
(known only from
|
||
<typeStatus id="54884FEFFFFA3147C9BC66B22D3BFE5E" box="[1012,1060,403,429]" pageId="17" pageNumber="312">type</typeStatus>
|
||
locality).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C329A2C6FFFA3147CA8F66962C78FD92" pageId="17" pageNumber="312" type="discussion">
|
||
<paragraph id="8B8CF14DFFFA3147CA8F66962C78FD92" blockId="17.[151,1437,151,609]" pageId="17" pageNumber="312">
|
||
<emphasis id="B9472D5FFFFA3147CA8F66962822FE22" bold="true" box="[199,317,439,465]" pageId="17" pageNumber="312">Remarks:</emphasis>
|
||
<taxonomicName id="4C338ACEFFFA3147CB0166962B7DFE23" authorityName="Poore & Black" authorityYear="2024" box="[329,610,439,464]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="17" pageNumber="312" phylum="Arthropoda" rank="species" species="antarcticus">
|
||
<emphasis id="B9472D5FFFFA3147CB0166962B7DFE23" box="[329,610,439,464]" italics="true" pageId="17" pageNumber="312">Rectarcturus antarcticus</emphasis>
|
||
</taxonomicName>
|
||
differs from
|
||
<taxonomicName id="4C338ACEFFFA3147C94C66962D59FE22" authority="(Ohlin, 1901)" baseAuthorityName="Ohlin" baseAuthorityYear="1901" box="[772,1094,439,465]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="17" pageNumber="312" phylum="Arthropoda" rank="species" species="kophameli">
|
||
<emphasis id="B9472D5FFFFA3147C94C66962A82FE22" box="[772,925,439,465]" italics="true" pageId="17" pageNumber="312">R. kophameli</emphasis>
|
||
(
|
||
<bibRefCitation id="EFA28CBCFFFA3147C9FA66962D21FE22" author="Ohlin, A." box="[946,1086,439,465]" pageId="17" pageNumber="312" pagination="261 - 306" refId="ref9182" refString="Ohlin, A. (1901) Isopoda from Tierra del Fuego and Patagonia. I. Valvifera. Wissenschaftliche Ergebnisse der Schwedischen Expedition in die Magellanregion oder nach den Magellanslandern 1895 - 1897, 2, 261 - 306, pls. 20 - 25." type="journal article" year="1901">Ohlin, 1901</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C338ACEFFFA3147CECE669629D0FE06" authority="Schultz, 1981" authorityName="Schultz" authorityYear="1981" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="17" pageNumber="312" phylum="Arthropoda" rank="species" species="tuberculatus">
|
||
<emphasis id="B9472D5FFFFA3147CECE66962C2AFE22" box="[1158,1333,439,465]" italics="true" pageId="17" pageNumber="312">R. tuberculatus</emphasis>
|
||
<bibRefCitation id="EFA28CBCFFFA3147CF09669629D0FE06" author="Schultz, G. A." pageId="17" pageNumber="312" refId="ref9787" refString="Schultz, G. A. (1981) Arcturidae from the Antarctic and Southern Seas (Isopoda, Valvifera). Part I. In: Kornicker, L. S. (Ed.), Biology of the Antarctic Seas X. Antarctic Research Series. Vol. 32. American Geophysical Union, pp. 63 - 94." type="book" year="1981">
|
||
Schultz,
|
||
<quantity id="4CCB5CA8FFFA3147CADF66FA29D0FE06" box="[151,207,475,501]" metricMagnitude="1" metricUnit="m" metricValue="5.03174" pageId="17" pageNumber="312" unit="in" value="1981.0">1981</quantity>
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
in ornamentation of the body. The new species lacks the longitudinal ridgelike tubercles that characterise
|
||
<taxonomicName id="4C338ACEFFFA3147CFCC66FA2813FDEA" baseAuthorityName="Ohlin" baseAuthorityYear="1901" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="17" pageNumber="312" phylum="Arthropoda" rank="species" species="kophameli">
|
||
<emphasis id="B9472D5FFFFA3147CFCC66FA2813FDEA" italics="true" pageId="17" pageNumber="312">R. kophameli</emphasis>
|
||
</taxonomicName>
|
||
and has fewer tubercles than
|
||
<taxonomicName id="4C338ACEFFFA3147C81066DE2A1DFDEA" authorityName="Schultz" authorityYear="1981" box="[600,770,511,537]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="17" pageNumber="312" phylum="Arthropoda" rank="species" species="tuberculatus">
|
||
<emphasis id="B9472D5FFFFA3147C81066DE2A1DFDEA" box="[600,770,511,537]" italics="true" pageId="17" pageNumber="312">R. tuberculatus</emphasis>
|
||
</taxonomicName>
|
||
(cf.
|
||
<bibRefCitation id="EFA28CBCFFFA3147C97D66DE2D34FDEA" author="Park, J. - Y. & Wagele, J. W." box="[821,1067,510,537]" pageId="17" pageNumber="312" pagination="57 - 99" refId="ref9229" refString="Park, J. - Y. & Wagele, J. W. (1995) On a small collection of Valvifera (Crustacea Isopoda) from the Magellan Strait, with a description of Platidotea magellanica n. gen. n. sp. Bulletin Zoologisch Museum, Universiteit van Amsterdam, 14, 57 - 99. [http: // www. repository. naturalis. nl / document / 549063]" type="journal article" year="1995">Park & Wägele, 1995</bibRefCitation>
|
||
). Both these species have a more posterior “wing” on the pleotelson than
|
||
<emphasis id="B9472D5FFFFA3147C81465022A1EFDCF" box="[604,769,547,572]" italics="true" pageId="17" pageNumber="312">
|
||
<taxonomicName id="4C338ACEFFFA3147C81465022BE2FDCF" authorityName="Poore & Black" authorityYear="2024" box="[604,765,547,572]" class="Malacostraca" family="Rectarcturidae" genus="Rectarcturus" kingdom="Animalia" order="Isopoda" pageId="17" pageNumber="312" phylum="Arthropoda" rank="species" species="antarcticus">R. antarcticus</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
The new species has fewer long setae on the distal articles and a shorter unguis of pereopods 2 and 3 than the described species. Pereopods 5–7 are similar in all species.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |