227 lines
36 KiB
XML
227 lines
36 KiB
XML
<document id="5C8CD6260E60C229F764117056330896" ID-DOI="10.5281/zenodo.157876" ID-GBIF-Dataset="b599bfa1-2dd5-4af3-9f06-39716463af6d" ID-ISSN="11755326" ID-Zenodo-Dep="157876" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461012943975" checkinUser="plazi" docAuthor="Bird, Graham" docDate="2004" docId="422787BBFFEAE4543F676823FE5FF96D" docLanguage="en" docName="zt00471.pdf" docOrigin="Zootaxa 471" docStyle="DocumentStyle:FA7E419B012A62B0FC3AC15A186C3DAF.3:Zootaxa.2001-2006.journal_article" docStyleId="FA7E419B012A62B0FC3AC15A186C3DAF" docStyleName="Zootaxa.2001-2006.journal_article" docStyleVersion="3" docTitle="Ithyomus conopygus Bird, 2004, sp. nov." docType="treatment" docVersion="10" lastPageNumber="20" masterDocId="BE1EFFC3FFFAE4473E6F6C12FFF2FFB3" masterDocTitle="Tanaidacea (Crustacea) of the Northeast Atlantic: nonfiliform species of Anarthruridae Lang from the Atlantic Margin" masterLastPageNumber="44" masterPageNumber="1" pageNumber="17" updateTime="1698567921015" updateUser="plazi">
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<mods:title id="AEDB10D4C70230E42974E0A2C260CCE2">Tanaidacea (Crustacea) of the Northeast Atlantic: nonfiliform species of Anarthruridae Lang from the Atlantic Margin</mods:title>
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<mods:namePart id="BCC8894D418C9F233441C3EEB888C860">Bird, Graham</mods:namePart>
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<mods:title id="AF7A48625E2F82BDEB613AE2A98B6175">Zootaxa</mods:title>
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<mods:part id="3782B9D176D5AC374C06C9D5C1937985">
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<mods:date id="31433644B76A82D96236C6BE74A34ED7">2004</mods:date>
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<mods:detail id="6078D07969AD610E9C7B2E25C7A02A30" type="volume">
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<mods:number id="43F3B32E344C9EE145D798D45EC38E8D">471</mods:number>
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<mods:identifier id="74494EB84F0DE3610CBB50EEB87C6D27" type="DOI">10.5281/zenodo.157876</mods:identifier>
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<treatment id="422787BBFFEAE4543F676823FE5FF96D" ID-DOI="http://doi.org/10.5281/zenodo.5621926" ID-GBIF-Taxon="119600805" ID-Zenodo-Dep="5621926" LSID="urn:lsid:plazi:treatment:422787BBFFEAE4543F676823FE5FF96D" httpUri="http://treatment.plazi.org/id/422787BBFFEAE4543F676823FE5FF96D" lastPageId="19" lastPageNumber="20" pageId="16" pageNumber="17">
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<subSubSection id="82946526FFEAE4573F676823FD67FB20" pageId="16" pageNumber="17" type="nomenclature">
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<paragraph id="CA3136ADFFEAE4573F676823FD02FBF8" blockId="16.[264,752,1073,1099]" box="[264,752,1073,1099]" pageId="16" pageNumber="17">
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<heading id="917981C1FFEAE4573F676823FD02FBF8" bold="true" box="[264,752,1073,1099]" fontSize="11" level="1" pageId="16" pageNumber="17" reason="1">
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<emphasis id="F8FAEABFFFEAE4573F676823FD02FBF8" bold="true" box="[264,752,1073,1099]" pageId="16" pageNumber="17">
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<taxonomicName id="0D8E4D2EFFEAE4573F676823FDF3FBF8" ID-CoL="6NB35" box="[264,513,1073,1099]" class="Malacostraca" family="Anarthruridae" genus="Ithyomus" kingdom="Animalia" order="Tanaidacea" pageId="16" pageNumber="17" phylum="Arthropoda" rank="species" species="conopygus" status="sp. nov.">
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<emphasis id="F8FAEABFFFEAE4573F676823FDF3FBF8" bold="true" box="[264,513,1073,1099]" italics="true" pageId="16" pageNumber="17">Ithyomus conopygus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="E3C957C4FFEAE4573C666823FD95FBF8" box="[521,615,1073,1099]" pageId="16" pageNumber="17" rank="species">sp. nov.</taxonomicNameLabel>
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(
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<figureCitation id="52B52A28FFEAE4573C186823FD1AFBF8" box="[631,744,1073,1099]" captionStart-0="FIGURE 6" captionStart-1="FIGURE 7" captionStartId-0="17.[264,367,1775,1799]" captionStartId-1="18.[264,367,1826,1850]" captionTargetBox-0="[414,1171,733,1752]" captionTargetBox-1="[392,1171,707,1786]" captionTargetId-0="figure@17.[388,1198,715,1768]" captionTargetId-1="figure@18.[388,1198,689,1800]" captionTargetPageId-0="17" captionTargetPageId-1="18" captionText-0="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." captionText-1="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri-0="https://zenodo.org/record/157882/files/figure.png" httpUri-1="https://zenodo.org/record/157883/files/figure.png" pageId="16" pageNumber="17">Figs. 6–7</figureCitation>
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)
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="CA3136ADFFEAE4573F67686EFD67FB20" blockId="16.[264,661,1148,1171]" box="[264,661,1148,1171]" pageId="16" pageNumber="17">
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<treatmentCitationGroup id="EA9E1183FFEAE4573F67686EFD67FB20" box="[264,661,1148,1171]" pageId="16" pageNumber="17">
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<taxonomicName id="0D8E4D2EFFEAE4573F67686EFE73FB20" ID-CoL="84LDF" box="[264,385,1148,1171]" class="Malacostraca" family="Anarthruridae" genus="Anarthrura" kingdom="Animalia" order="Tanaidacea" pageId="16" pageNumber="17" phylum="Arthropoda" rank="genus">
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<emphasis id="F8FAEABFFFEAE4573F67686EFE73FB20" box="[264,385,1148,1171]" italics="true" pageId="16" pageNumber="17">Anarthrura</emphasis>
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</taxonomicName>
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sp.AM#8:
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<treatmentCitation id="4B2F10BCFFEAE4573F95686EFD67FB20" author="Bird" box="[506,661,1148,1171]" page="27" pageId="16" pageNumber="17" year="2001">
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<bibRefCitation id="AE1F4B5CFFEAE4573F95686EFD82FB20" author="Bird" box="[506,624,1148,1171]" pageId="16" pageNumber="43" refString="Bird, G. J. (2001) Tanaidacea of the Atlantic Margin: The AFEN surveys of 1996 and 1998, unpublished report to AFEN and UKOOA, February 2001." type="journal article" year="2001">Bird, 2001</bibRefCitation>
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: 27
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</treatmentCitation>
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</treatmentCitationGroup>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="82946526FFEAE4573F6768D4FB79FA32" pageId="16" pageNumber="17" type="materials_examined">
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<paragraph id="CA3136ADFFEAE4573F6768D4FB79FA32" blockId="16.[264,1324,1222,1889]" pageId="16" pageNumber="17">
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<emphasis id="F8FAEABFFFEAE4573F6768D4FE0DFB53" bold="true" box="[264,511,1222,1248]" pageId="16" pageNumber="17">Material examined</emphasis>
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.
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<typeStatus id="1535880FFFEAE4573C7868D5FD76FB52" box="[535,644,1223,1249]" pageId="16" pageNumber="17" type="holotype">Holotype</typeStatus>
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(
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<collectionCode id="AC9FAE68FFEAE4573CF268D5FD00FB52" box="[669,754,1223,1249]" pageId="16" pageNumber="17">NMSZ</collectionCode>
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:1999.238.0273) nonovigerous female
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<collectionCode id="AC9FAE68FFEAE4573AB168D5FAD9FB52" box="[1246,1323,1223,1249]" pageId="16" pageNumber="17">AFEN</collectionCode>
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1996 Stn 53833#1;
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<typeStatus id="1535880FFFEAE4573F8068FDFD93FABA" box="[495,609,1263,1289]" pageId="16" pageNumber="17" type="paratype">Paratypes</typeStatus>
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53836#2, one neuter, partially dissected; 53838#1, one neuter, (
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<collectionCode id="AC9FAE68FFEAE4573F3A6905FE58FA82" box="[341,426,1303,1329]" pageId="16" pageNumber="17">NMSZ</collectionCode>
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:1999.217.1360);
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<collectionCode id="AC9FAE68FFEAE4573CED6905FD3DFA82" box="[642,719,1303,1329]" pageId="16" pageNumber="17">AFEN</collectionCode>
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1998 Stn 54521#1, one neuter; DTI 2000 Stn 55286#1, one early prep. male, (
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<collectionCode id="AC9FAE68FFEAE4573CFE692DFD14FAEA" box="[657,742,1343,1369]" pageId="16" pageNumber="17">NMSZ</collectionCode>
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:2000.249.0005); 55395#1, one male?; 55447#8, one neuter (
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<collectionCode id="AC9FAE68FFEAE4573FFD6975FE15FA32" box="[402,487,1383,1409]" pageId="16" pageNumber="17">NMSZ</collectionCode>
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:2000.249.0007); SEA4 Stn 57025#1&3, one prep. male.
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</paragraph>
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</subSubSection>
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<subSubSection id="82946526FFEAE4543F57699CFE8AFAF5" lastPageId="19" lastPageNumber="20" pageId="16" pageNumber="17" type="description">
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<paragraph id="CA3136ADFFEAE4573F57699CFBBBF92A" blockId="16.[264,1324,1222,1889]" pageId="16" pageNumber="17">
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<emphasis id="F8FAEABFFFEAE4573F57699CFE3BFA1B" bold="true" box="[312,457,1422,1448]" pageId="16" pageNumber="17">Description</emphasis>
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.
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<emphasis id="F8FAEABFFFEAE4573FB6699DFCC3FA1B" box="[473,817,1423,1448]" italics="true" pageId="16" pageNumber="17">Neuter/nonovigerous female</emphasis>
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. Body (
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<figureCitation id="52B52A28FFEAE4573DFB699DFC29FA1A" box="[916,987,1423,1449]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
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A) slender, 9.3 times longer than broad. Length
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<quantity id="0D769B48FFEAE4573F9969A5FD55FA62" box="[502,679,1463,1489]" metricMagnitude="-3" metricUnit="m" metricValue="2.685" metricValueMax="3.15" metricValueMin="2.22" pageId="16" pageNumber="17" unit="mm" value="2.685" valueMax="3.15" valueMin="2.22">2.22–3.15 mm</quantity>
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. Cephalothorax 1.4 times longer than broad, slightly narrower rostrally, and with concave caudal margin; anterolateral margins with small seta. Pereonites 1–6 subrectangular with rounded corners, 0.55, 0.86, 0.86, 1.15, 1.15 and 1 times as long as broad; pereonites 4–6 (
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<figureCitation id="52B52A28FFEAE4573CB46A3DFCD0F9FA" box="[731,802,1583,1609]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
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B) with sinuate lateral lower margin of tergites. Pleon (
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<figureCitation id="52B52A28FFEAE4573FFE6A45FE24F9C2" box="[401,470,1623,1649]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
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B) 21% of body length, epimera with a small seta over attachment of pleopod. Pleotelson (
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<figureCitation id="52B52A28FFEAE4573F8C6A6DFDDAF92A" box="[483,552,1663,1689]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
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C) conical, as long as one and a half pleonites.
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</paragraph>
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<paragraph id="CA3136ADFFEAE4563F576AB5FCE6FEED" blockId="16.[264,1324,1222,1889]" lastBlockId="17.[264,1324,284,630]" lastPageId="17" lastPageNumber="18" pageId="16" pageNumber="17">
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Antennule (
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<figureCitation id="52B52A28FFEAE4573FAD6AB5FDFAF972" box="[450,520,1703,1729]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
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D) about threequarters length of cephalothorax; article1 0.43 times total length, 2.3 times longer than broad; articles 2–3 about as long as broad; article4 three times longer than broad, with six terminal setae and one aesthetasc; other setation as figured. Antenna (
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<figureCitation id="52B52A28FFEAE4573FAD6B0DFDFAF88A" box="[450,520,1823,1849]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="16" pageNumber="17">Fig. 6</figureCitation>
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E) 0.8 times as long as antennule, articles 2 and 3 with dorsal seta; article4 four times longer than broad, with three distal setae and two sensory setae; article5 with distal seta; article6 small, with two terminal setae, one long and thickened, possibly a fusion of two or more ‘normal’ setae.
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</paragraph>
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<paragraph id="CA3136ADFFEBE4563F576D7EFB39FDC5" blockId="17.[264,1324,284,630]" pageId="17" pageNumber="18">
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Labrum (
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<figureCitation id="52B52A28FFEBE4563FC66D7EFE0CFE35" box="[425,510,364,390]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="17" pageNumber="18">Figs. 6</figureCitation>
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F–G) conical, slightly deeper than wide. Mandibles (
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<figureCitation id="52B52A28FFEBE4563AE76D7EFB20FE35" box="[1160,1234,364,390]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="17" pageNumber="18">Fig. 6</figureCitation>
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H) (not fully seen) weak, with long and narrow incisor process. Maxillule endite (
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<figureCitation id="52B52A28FFEBE4563AE16D86FB25FE1D" box="[1166,1239,404,430]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="17" pageNumber="18">Fig. 6</figureCitation>
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J) with seven terminal setae. Maxilla (
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<figureCitation id="52B52A28FFEBE4563C1C6DAEFD4BFE65" box="[627,697,444,470]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="17" pageNumber="18">Fig. 6</figureCitation>
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K) ovoid or subrectangular. Epignath (
|
||
<figureCitation id="52B52A28FFEBE4563AEC6DAEFB3AFE65" box="[1155,1224,444,470]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="17" pageNumber="18">Fig. 6</figureCitation>
|
||
L) falciform. Maxilliped (
|
||
<figureCitation id="52B52A28FFEBE4563F896DF6FDDCFE4D" box="[486,558,484,510]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="17" pageNumber="18">Fig. 6</figureCitation>
|
||
M) with small triangular basal part; endite subrectangular, with rounded anterolateral margins, with a long medial seta; palp relatively large, with broad articles; article2 with three inner setae, article3 with three long and one small inner setae; article4 less than onethird width of articles 1–3, curved, with five terminal setae.
|
||
</paragraph>
|
||
<caption id="9EF16625FFEBE4563F676AFDFD7CF8DD" httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="17" pageNumber="18" targetBox="[414,1171,733,1752]" targetPageId="17">
|
||
<paragraph id="CA3136ADFFEBE4563F676AFDFD7CF8DD" blockId="17.[264,1322,1775,1902]" pageId="17" pageNumber="18">
|
||
<emphasis id="F8FAEABFFFEBE4563F676AFDFE78F8B4" bold="true" box="[264,394,1775,1799]" pageId="17" pageNumber="18">FIGURE 6.</emphasis>
|
||
<emphasis id="F8FAEABFFFEBE4563FFC6AFDFD87F8B5" box="[403,629,1775,1798]" italics="true" pageId="17" pageNumber="18">
|
||
<taxonomicName id="0D8E4D2EFFEBE4563FFC6AFDFD83F8B5" box="[403,625,1775,1798]" class="Malacostraca" family="Anarthruridae" genus="Ithyomus" kingdom="Animalia" order="Tanaidacea" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="conopygus">Ithyomus conopygus</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F–G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1mm (A,B), 0.5 mm (C), 0.25 mm (D–N).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="CA3136ADFFE8E4553F576D0EFB79FDC5" blockId="18.[264,1323,284,630]" pageId="18" pageNumber="19">
|
||
Cheliped (
|
||
<figureCitation id="52B52A28FFE8E4553FD76D0EFDF6FE85" box="[440,516,284,310]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="18" pageNumber="19">Fig. 7</figureCitation>
|
||
A) typical of family, armoured with many rows of microtrichia; pseudocoxa massive, 1.4 times longer than broad; basis with posterior seta; merus elongate, with one ventral seta; carpus 1.6 times longer than broad, with ventral free margin less than half as long as dorsal, crenulate near insertion of two setae, dorsal margin with proximal and distal setae; propodus (
|
||
<figureCitation id="52B52A28FFE8E4553CA96DAEFCFCFE65" box="[710,782,444,470]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="18" pageNumber="19">Fig. 7</figureCitation>
|
||
C) about twice as long as deep, dactylus and fixed finger twisted in opposition, propodus with two anterior spiniform setae; fixed finger (
|
||
<figureCitation id="52B52A28FFE8E4553F7E6E1EFEA4FD95" box="[273,342,524,550]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="18" pageNumber="19">Fig. 7</figureCitation>
|
||
B) with two ventral setae, one seta near articulation with dactylus and three unequal spiniform setae near the incisive margin, which bears three or four low teeth, terminal spine triangular; dactylus strongly curved, with large spiniform anterior seta.
|
||
</paragraph>
|
||
<caption id="9EF16625FFE8E4553F676B30FB00F8EF" httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="18" pageNumber="19" targetBox="[392,1171,707,1786]" targetPageId="18">
|
||
<paragraph id="CA3136ADFFE8E4553F676B30FB00F8EF" blockId="18.[264,1323,1826,1884]" pageId="18" pageNumber="19">
|
||
<emphasis id="F8FAEABFFFE8E4553F676B30FE79F889" bold="true" box="[264,395,1826,1850]" pageId="18" pageNumber="19">FIGURE 7.</emphasis>
|
||
<emphasis id="F8FAEABFFFE8E4553FFB6B31FD85F889" box="[404,631,1827,1850]" italics="true" pageId="18" pageNumber="19">
|
||
<taxonomicName id="0D8E4D2EFFE8E4553FFB6B31FD80F889" box="[404,626,1827,1850]" class="Malacostraca" family="Anarthruridae" genus="Ithyomus" kingdom="Animalia" order="Tanaidacea" pageId="18" pageNumber="19" phylum="Arthropoda" rank="species" species="conopygus">Ithyomus conopygus</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D–J, pereopods 1–6 respectively; K, pleopod. Scale bar 0.25 mm (A–K).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="CA3136ADFFE9E4543F576D0EFCBFFDC5" blockId="19.[264,1325,284,1758]" pageId="19" pageNumber="20">
|
||
Pereopods 1–3 similar but decreasing in size from pereopod1 to pereopod3; pereopod1 (
|
||
<figureCitation id="52B52A28FFE9E4543F326D56FE51FEED" box="[349,419,324,350]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="19" pageNumber="20">Fig. 7</figureCitation>
|
||
D) basis 4.4 times longer than broad, curved; ischium with small seta; merus twice as long as distal breadth, with two unequal ventral setae; carpus subrectangular, as long as merus, with four distal setae; propodus threequarters length of carpus, with spiniform terminal seta; dactylus and unguis just longer than propodus, dactylus with accessory seta. Pereopod2 (
|
||
<figureCitation id="52B52A28FFE9E4543FB16DF6FDD7FE4D" box="[478,549,484,510]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="19" pageNumber="20">Fig. 7</figureCitation>
|
||
E) 0.9 times length of pereopod1 and basis more slender; merus stouter than in pereopod1; carpus, propodus and dactylus/unguis as in pereopod1 but proportionately smaller. Pereopod3 (
|
||
<figureCitation id="52B52A28FFE9E4543CA86E26FCFCFDFD" box="[711,782,564,590]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="19" pageNumber="20">Fig. 7</figureCitation>
|
||
F) 0.8 times length of pereopod1; otherwise similar in setation and proportions to pereopod2.
|
||
</paragraph>
|
||
<paragraph id="CA3136ADFFE9E4543F576E96FD34FBE5" blockId="19.[264,1325,284,1758]" pageId="19" pageNumber="20">
|
||
Pereopod4 (
|
||
<figureCitation id="52B52A28FFE9E4543FBE6E96FDEAFD2D" box="[465,536,644,670]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="19" pageNumber="20">Fig. 7</figureCitation>
|
||
G) basis 3.3 times longer than broad, with proximal sensory seta; ischium with small seta; merus strongly curved, with two spiniform setae; carpus subrectangular, 2.25 times longer than broad, with four spiniform setae of unequal length; propodus threequarters length of carpus, with spinules on dorsal margin, two spiniform ventrodistal setae and a more slender dorsodistal seta; dactylus and unguis together as long as propodus. Pereopod5 (
|
||
<figureCitation id="52B52A28FFE9E4543C556F5EFD8CFCD5" box="[570,638,844,870]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="19" pageNumber="20">Fig. 7</figureCitation>
|
||
H) slightly larger than pereopod4, basis with two sensory setae. Pereopod6 (
|
||
<figureCitation id="52B52A28FFE9E4543F886F66FDDEFC3D" box="[487,556,884,910]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="19" pageNumber="20">Fig. 7</figureCitation>
|
||
J) 0.9 times length of pereopod5, and just smaller than pereopod 4, basis with one sensory seta; propodus with additional dorsodistal spiniform seta. Pleopods (
|
||
<figureCitation id="52B52A28FFE9E4543FE86FD6FE3CFC6D" box="[391,462,964,990]" captionStart="FIGURE 7" captionStartId="18.[264,367,1826,1850]" captionTargetBox="[392,1171,707,1786]" captionTargetId="figure@18.[388,1198,689,1800]" captionTargetPageId="18" captionText="FIGURE 7. Ithyomus conopygus. Nonovigerous female A, cheliped; B, detail of fixed finger; C, chela, anterior view; D – J, pereopods 1 – 6 respectively; K, pleopod. Scale bar 0.25 mm (A – K)." httpUri="https://zenodo.org/record/157883/files/figure.png" pageId="19" pageNumber="20">Fig. 7</figureCitation>
|
||
K) well developed; endopod subovate, threequarters length of exopod, 1.6 times longer than broad, with one distal and eight terminal plumose setae; exopod broader than endopod, with strongly convex dorsal margin and eighteen plumose setae along entire ventral and distal margin.
|
||
</paragraph>
|
||
<paragraph id="CA3136ADFFE9E4543F576876FE19FB45" blockId="19.[264,1325,284,1758]" pageId="19" pageNumber="20">
|
||
Uropods (
|
||
<figureCitation id="52B52A28FFE9E4543FC26876FE00FBCD" box="[429,498,1124,1150]" captionStart="FIGURE 6" captionStartId="17.[264,367,1775,1799]" captionTargetBox="[414,1171,733,1752]" captionTargetId="figure@17.[388,1198,715,1768]" captionTargetPageId="17" captionText="FIGURE 6. Ithyomus conopygus. Nonovigerous female, A, dorsal view; B, lateral view of posterior abdomen; C, pleotelson; D, antennule, E, antenna; F – G, labrum, ventral and lateral view; H, mandible; J, maxillule endite; K, maxilla; L, epignath; M, maxilliped; N, uropod. Scale bar 1 mm (A, B), 0.5 mm (C), 0.25 mm (D – N)." httpUri="https://zenodo.org/record/157882/files/figure.png" pageId="19" pageNumber="20">Fig. 6</figureCitation>
|
||
N) as long as pleotelson, exopod as long as basal article, with one distal and two terminal setae; endopod 2articled, twice as long as exopod, proximal article twice as long as distal, with distal seta and sensory seta, distal article with one median and four terminal setae.
|
||
</paragraph>
|
||
<paragraph id="CA3136ADFFE9E4543F576916FE8AFAF5" blockId="19.[264,1325,284,1758]" pageId="19" pageNumber="20">
|
||
<emphasis id="F8FAEABFFFE9E4543F576916FDFBFAAE" box="[312,521,1284,1309]" italics="true" pageId="19" pageNumber="20">Preparatory male</emphasis>
|
||
. Similar to neuter but with slightly thicker antennule. Length
|
||
<quantity id="0D769B48FFE9E4543A866916FE86FAF5" metricMagnitude="-3" metricUnit="m" metricValue="2.885" metricValueMax="3.02" metricValueMin="2.75" pageId="19" pageNumber="20" unit="mm" value="2.885" valueMax="3.02" valueMin="2.75">2.75– 3.02 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="82946526FFE9E4543F576949FD92FA2D" pageId="19" pageNumber="20" type="materials_examined">
|
||
<paragraph id="CA3136ADFFE9E4543F576949FD92FA2D" blockId="19.[264,1325,284,1758]" pageId="19" pageNumber="20">
|
||
<emphasis id="F8FAEABFFFE9E4543F576949FE2BFAC6" bold="true" box="[312,473,1371,1397]" pageId="19" pageNumber="20">
|
||
<typeStatus id="1535880FFFE9E4543F576949FE87FAC6" box="[312,373,1371,1397]" pageId="19" pageNumber="20">Type</typeStatus>
|
||
locality
|
||
</emphasis>
|
||
.
|
||
<collectionCode id="AC9FAE68FFE9E4543F84694EFDCAFAC5" box="[491,568,1372,1398]" pageId="19" pageNumber="20">AFEN</collectionCode>
|
||
1996 Stn 53833#1, FaeroeShetland Channel,
|
||
<geoCoordinate id="AFBA506AFFE9E4543A1E694EFAF7FAC5" box="[1137,1285,1364,1398]" direction="north" orientation="latitude" pageId="19" pageNumber="20" precision="9" value="61.602665">61o 36.16’N</geoCoordinate>
|
||
<geoCoordinate id="AFBA506AFFE9E4543B7F694EFE82FA2D" direction="west" orientation="longitude" pageId="19" pageNumber="20" precision="9" value="-2.441">2o 26.46’W</geoCoordinate>
|
||
,
|
||
<quantity id="0D769B48FFE9E4543F146996FE25FA2D" box="[379,471,1412,1438]" metricMagnitude="3" metricUnit="m" metricValue="1.513" pageId="19" pageNumber="20" unit="m" value="1513.0">1513 m</quantity>
|
||
, coarse silt.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="82946526FFE9E4543F5769B9FAE7FA75" box="[312,1301,1451,1478]" pageId="19" pageNumber="20" type="etymology">
|
||
<paragraph id="CA3136ADFFE9E4543F5769B9FAE7FA75" blockId="19.[264,1325,284,1758]" box="[312,1301,1451,1478]" pageId="19" pageNumber="20">
|
||
<emphasis id="F8FAEABFFFE9E4543F5769B9FE4FFA76" bold="true" box="[312,445,1451,1477]" pageId="19" pageNumber="20">Etymology</emphasis>
|
||
. From Greek
|
||
<emphasis id="F8FAEABFFFE9E4543C0E69BEFD57FA76" box="[609,677,1452,1477]" italics="true" pageId="19" pageNumber="20">konos</emphasis>
|
||
, ‘cone’ and
|
||
<emphasis id="F8FAEABFFFE9E4543D5769BEFC9DFA76" box="[824,879,1452,1477]" italics="true" pageId="19" pageNumber="20">pyge</emphasis>
|
||
, ‘rump’, referring to the pleotelson.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="82946526FFE9E4543F5769C1FE5FF96D" pageId="19" pageNumber="20" type="discussion">
|
||
<paragraph id="CA3136ADFFE9E4543F5769C1FE5FF96D" blockId="19.[264,1325,284,1758]" pageId="19" pageNumber="20">
|
||
<emphasis id="F8FAEABFFFE9E4543F5769C1FE58FA5E" bold="true" box="[312,426,1491,1517]" pageId="19" pageNumber="20">Remarks</emphasis>
|
||
. It is distinguishable from the partially sympatric
|
||
<taxonomicName id="0D8E4D2EFFE9E4543D9F69C6FB29FA5E" box="[1008,1243,1492,1517]" class="Malacostraca" family="Anarthruridae" genus="Thorkelius" kingdom="Animalia" order="Tanaidacea" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="latiremis" status="comb. nov.">
|
||
<emphasis id="F8FAEABFFFE9E4543D9F69C6FB29FA5E" box="[1008,1243,1492,1517]" italics="true" pageId="19" pageNumber="20">Thorkelius latiremis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="E3C957C4FFE9E4543A8D69C6FECBF9A6" pageId="19" pageNumber="20">comb. nov.</taxonomicNameLabel>
|
||
by its longer and more conical pleotelson, sinuous pereonite 4–6 margins and longer uropods. There are eight records from the FaeroeShetland Channel,
|
||
<quantity id="0D769B48FFE9E4543A316A36FAFBF98D" box="[1118,1289,1572,1598]" metricMagnitude="3" metricUnit="m" metricValue="1.3344999999999998" metricValueMax="1.655" metricValueMin="1.014" pageId="19" pageNumber="20" unit="m" value="1334.5" valueMax="1655.0" valueMin="1014.0">1014–1655 m</quantity>
|
||
. It inhabits a variety of sediment
|
||
<typeStatus id="1535880FFFE9E4543C1E6A5EFD5DF9D5" box="[625,687,1612,1638]" pageId="19" pageNumber="20">types</typeStatus>
|
||
including ‘coarse silt’, ‘very fine sand’ and ‘gravelly muddy sand’. A putative ‘swimming male’ of this species measures 2.0 mm in length but further study and comparison with other highly dimorphic males is required before details are published.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |