338 lines
52 KiB
XML
338 lines
52 KiB
XML
<document id="40D37E3A16EBB5DE950E05066768F467" ID-DOI="10.5281/zenodo.178698" ID-GBIF-Dataset="4752b142-888a-44bf-b0a3-210a24ff581a" ID-ISSN="1175-5326" ID-Zenodo-Dep="178698" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459905169358" checkinUser="plazi" docAuthor="Bird, Graham J." docDate="2007" docId="039C7342FF85756B48F7FE761A87FEE1" docLanguage="en" docName="zt01599p085.pdf" docOrigin="Zootaxa 1599" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Leptognathia aneristus Bird, 2007, n.sp." docType="treatment" docVersion="16" lastPageNumber="83" masterDocId="FFA50B3AFF96757D4860FFF11E51FFCB" masterDocTitle="Leptognathiidae Sieg, 1976 *" masterLastPageNumber="85" masterPageNumber="61" pageNumber="80" updateTime="1698229002911" updateUser="plazi">
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<mods:titleInfo id="A5E8E5519265A85C107AFC5A6A737EC6">
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<mods:title id="DF6F1DC40712371BCA3DF22B4C3691E2">Leptognathiidae Sieg, 1976 *</mods:title>
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<mods:name id="DE92BE7627EA660165353E0FD7A16EC6" type="personal">
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<mods:roleTerm id="CF42EC87AE175362C59FB952BBDE0687">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="240FA8482BD97FCED4608B34E61A1FC5">Bird, Graham J.</mods:namePart>
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<mods:typeOfResource id="38B332E9D56A38E2964D49F5AE4C836B">text</mods:typeOfResource>
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<mods:title id="CD87AB016D472D83AE0C4A97F7CF640F">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="663214CA66B7F65AA6D05A5CE11FBD91">
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<mods:date id="46A6C18F29DEE5A5EAADC010508D786C">2007</mods:date>
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<mods:detail id="26F4829A5C481E087AA56199DF47A1F6" type="volume">
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<mods:number id="F0562E98C0EFC23ABCFB50318ED50149">1599</mods:number>
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<mods:start id="089E81F782B63150602279AF5F64E95C">61</mods:start>
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<mods:end id="33DFD567D821553858E1EA4F36C902C9">85</mods:end>
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<mods:classification id="E337D9451FD05BBE8850072E0A2425C7">journal article</mods:classification>
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<mods:identifier id="6EADC3E86E77E71046C91324C7B224F2" type="DOI">10.5281/zenodo.178698</mods:identifier>
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<mods:identifier id="CE2A0CA878DA6DD8C429F4241A6E7B0A" type="GBIF-Dataset">4752b142-888a-44bf-b0a3-210a24ff581a</mods:identifier>
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<mods:identifier id="20EB44C3D5FC9534201C05B28913CD83" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="92BCE35DD480B7876BD491BEE0FEABA3" type="Zenodo-Dep">178698</mods:identifier>
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<treatment id="039C7342FF85756B48F7FE761A87FEE1" ID-DOI="http://doi.org/10.5281/zenodo.6240059" ID-GBIF-Taxon="119373400" ID-Zenodo-Dep="6240059" LSID="urn:lsid:plazi:treatment:039C7342FF85756B48F7FE761A87FEE1" httpUri="http://treatment.plazi.org/id/039C7342FF85756B48F7FE761A87FEE1" lastPageId="22" lastPageNumber="83" pageId="19" pageNumber="80">
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<subSubSection id="C32F91DFFF85756E48F7FE761F7EFE0F" pageId="19" pageNumber="80" type="nomenclature">
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<paragraph id="8B8AC254FF85756E48F7FE761FA1FE6A" blockId="19.[151,496,391,452]" box="[151,496,391,417]" pageId="19" pageNumber="80">
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<heading id="D0C27538FF85756E48F7FE761FA1FE6A" bold="true" box="[151,496,391,417]" fontSize="11" level="1" pageId="19" pageNumber="80" reason="1">
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<emphasis id="B9411E46FF85756E48F7FE761FA1FE6A" bold="true" box="[151,496,391,417]" pageId="19" pageNumber="80">
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<taxonomicName id="4C35B9D7FF85756E48F7FE761FFFFE6A" ID-CoL="3TPWZ" box="[151,430,391,417]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="19" pageNumber="80" phylum="Arthropoda" rank="species" species="aneristus" status="sp. nov.">
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<emphasis id="B9411E46FF85756E48F7FE761FFFFE6A" bold="true" box="[151,430,391,417]" italics="true" pageId="19" pageNumber="80">Leptognathia aneristus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A272A33DFF85756E49D5FE761FA1FE6A" box="[437,496,391,417]" pageId="19" pageNumber="80" rank="species">n.sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B8AC254FF85756E48F7FE5B1F7EFE0F" blockId="19.[151,496,391,452]" box="[151,303,426,452]" pageId="19" pageNumber="80">
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<figureCitation id="130EDED1FF85756E48F7FE5B1F7EFE0F" box="[151,303,426,452]" captionStart-0="FIGURE 9" captionStart-1="FIGURE 10" captionStart-2="FIGURE 11" captionStartId-0="19.[151,254,1857,1881]" captionStartId-1="21.[151,254,1100,1124]" captionStartId-2="22.[151,254,1440,1464]" captionTargetBox-0="[447,1154,866,1856]" captionTargetBox-1="[438,1148,196,1077]" captionTargetBox-2="[434,1148,367,1379]" captionTargetId-0="figure@19.[419,1167,845,1902]" captionTargetId-1="figure@21.[421,1164,179,1092]" captionTargetId-2="figure@22.[420,1168,357,1414]" captionTargetPageId-0="19" captionTargetPageId-1="21" captionTargetPageId-2="22" captionText-0="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." captionText-1="FIGURE 10. Leptognathia aneristus n. sp. Holotype. A, right cheliped; B, inner face of right chela; C, right cheliped fixed finger, enlarged. Paratype. D, pleopod; E, uropod. Scale bar = 0.25 mm A, B, D and E, 0.20 mm for C." captionText-2="FIGURE 11. Leptognathia aneristus n. sp. Paratype. A – E, G, pereopods 1 – 6 respectively; F, pereopods 4 – 6 carpal setation, enlargement; H, pereopod 6 propodal setation, enlargement. Scale bar = 0.25 mm for A-G, 0.20 mm for H." httpUri-0="https://zenodo.org/record/178707/files/figure.png" httpUri-1="https://zenodo.org/record/178708/files/figure.png" httpUri-2="https://zenodo.org/record/178709/files/figure.png" pageId="19" pageNumber="80">Figures 9–11</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C32F91DFFF85756E48F7FE0B1C3BFD7F" pageId="19" pageNumber="80" type="materials_examined">
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<paragraph id="8B8AC254FF85756E48F7FE0B1C3BFD7F" blockId="19.[151,1437,506,812]" pageId="19" pageNumber="80">
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<emphasis id="B9411E46FF85756E48F7FE0B1C49FDDF" bold="true" box="[151,536,506,532]" pageId="19" pageNumber="80">
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Material examined.
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<typeStatus id="548E7CF6FF85756E49FDFE0B1C42FDDF" box="[413,531,506,532]" pageId="19" pageNumber="80" type="holotype">Holotype</typeStatus>
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:
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</emphasis>
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1 non-ovigerous female,
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<quantity id="4CCD6FB1FF85756E4B39FE0B1D96FDDF" box="[857,967,506,532]" metricMagnitude="-3" metricUnit="m" metricValue="1.68" pageId="19" pageNumber="80" unit="mm" value="1.68">1.68 mm</quantity>
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(
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<collectionCode id="ED245A91FF85756E4BBBFE0B1A66FDDF" box="[987,1079,506,532]" pageId="19" pageNumber="80">KMNH</collectionCode>
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IvR 500.180), station XR-7, 42°12.87’–
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<geoCoordinate id="EE01A493FF85756E497AFDD31FF5FDF7" box="[282,420,546,572]" direction="north" orientation="latitude" pageId="19" pageNumber="80" precision="9" value="42.201668">42°12.10’N</geoCoordinate>
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145°33.93’–
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<geoCoordinate id="EE01A493FF85756E4A27FDD31C8FFDF7" box="[583,734,546,572]" direction="east" orientation="longitude" pageId="19" pageNumber="80" precision="9" value="145.53416">145°32.05’E</geoCoordinate>
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, 3853–3858 metres,
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<date id="FF8BE494FF85756E4B8BFDD31AB2FDF7" box="[1003,1251,546,572]" pageId="19" pageNumber="80" value="2001-09-17">17 September 2001</date>
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.
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<emphasis id="B9411E46FF85756E4C96FDD31B2FFDF7" bold="true" box="[1270,1406,546,572]" pageId="19" pageNumber="80">
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<typeStatus id="548E7CF6FF85756E4C96FDD31B29FDF7" box="[1270,1400,546,572]" pageId="19" pageNumber="80" type="paratype">Paratypes</typeStatus>
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:
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</emphasis>
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1 ovigerous female (in poor condition), 2 non-ovigerous females (
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<collectionCode id="ED245A91FF85756E4BECFDBB1DB9FDAF" box="[908,1000,586,612]" pageId="19" pageNumber="80">KMNH</collectionCode>
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IvR 500.181), same location; 1 nonovigerous female (
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<collectionCode id="ED245A91FF85756E491EFD831F8BFD47" box="[382,474,626,652]" pageId="19" pageNumber="80">KMNH</collectionCode>
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IvR 500.182), station TD-7, 38°47.93’–
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<geoCoordinate id="EE01A493FF85756E4BB5FD831A0EFD47" box="[981,1119,626,652]" direction="north" orientation="latitude" pageId="19" pageNumber="80" precision="9" value="38.7645">38°45.87’N</geoCoordinate>
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144°08.07’–
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<geoCoordinate id="EE01A493FF85756E4D61FD831BC6FD47" box="[1281,1431,626,652]" direction="east" orientation="longitude" pageId="19" pageNumber="80" precision="9" value="144.1315">144°07.89’E</geoCoordinate>
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, 7340–7433 metres,
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<date id="FF8BE494FF85756E491FFD6B1C37FD7F" box="[383,614,666,692]" pageId="19" pageNumber="80" value="2001-09-30">30 September 2001</date>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32F91DFFF85756E48A6FD331DB9FCE7" pageId="19" pageNumber="80" type="diagnosis">
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<paragraph id="8B8AC254FF85756E48A6FD331DB9FCE7" blockId="19.[151,1437,506,812]" pageId="19" pageNumber="80">
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<emphasis id="B9411E46FF85756E48A6FD331F17FD17" bold="true" box="[198,326,706,732]" pageId="19" pageNumber="80">Diagnosis.</emphasis>
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<taxonomicName id="4C35B9D7FF85756E492DFD331FB8FD10" box="[333,489,706,731]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="19" pageNumber="80" phylum="Arthropoda" rank="genus">
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<emphasis id="B9411E46FF85756E492DFD331FB8FD10" box="[333,489,706,731]" italics="true" pageId="19" pageNumber="80">Leptognathia</emphasis>
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</taxonomicName>
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with carapace as long as broad. Pleonites with high sternal spurs. Antennule article 2 less than half as long as article 1. Cheliped propodus with one ventral seta. Pereopod 6 with three pectinate dorso-distal setae; uropod exopod shorter than article 1 of endopod.
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</paragraph>
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</subSubSection>
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<caption id="DF4A92DCFF85756E48F7F8B01FA6F826" httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="19" pageNumber="80" targetBox="[447,1154,866,1856]" targetPageId="19">
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<paragraph id="8B8AC254FF85756E48F7F8B01FA6F826" blockId="19.[151,1436,1857,2029]" pageId="19" pageNumber="80">
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<emphasis id="B9411E46FF85756E48F7F8B01F42F892" bold="true" box="[151,275,1857,1881]" pageId="19" pageNumber="80">FIGURE 9</emphasis>
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.
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<taxonomicName id="4C35B9D7FF85756E4942F8B31C4BF892" box="[290,538,1858,1881]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="19" pageNumber="80" phylum="Arthropoda" rank="species" species="aneristus" status="sp. nov.">
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<emphasis id="B9411E46FF85756E4942F8B31C4BF892" box="[290,538,1858,1881]" italics="true" pageId="19" pageNumber="80">Leptognathia aneristus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A272A33DFF85756E4A42F8B01C05F893" box="[546,596,1857,1880]" pageId="19" pageNumber="80" rank="species">n.sp.</taxonomicNameLabel>
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A–D, Holotype, non-ovigerous female; E–M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I.
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</paragraph>
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</caption>
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<subSubSection id="C32F91DFFF82756948A6FF661D28FF11" pageId="20" pageNumber="81" type="etymology">
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<paragraph id="8B8AC254FF82756948A6FF661D28FF11" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
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<emphasis id="B9411E46FF82756948A6FF661F02FF7A" bold="true" box="[198,339,151,177]" pageId="20" pageNumber="81">Etymology.</emphasis>
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From Latinisation of the Greek ‘
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<emphasis id="B9411E46FF8275694ABFFF691D1AFF7A" box="[735,843,152,177]" italics="true" pageId="20" pageNumber="81">aneristos</emphasis>
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’, meaning ‘undisputed’, ‘undoubted’; referring to its unequivocally close relationship to the generic
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<typeStatus id="548E7CF6FF8275694A83FF311D44FF11" box="[739,789,192,218]" pageId="20" pageNumber="81">type</typeStatus>
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species.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32F91DFFF82756848A6FF161C38F9AF" lastPageId="21" lastPageNumber="82" pageId="20" pageNumber="81" type="description">
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<paragraph id="8B8AC254FF82756948A6FF161C3EFEC9" blockId="20.[151,1437,151,1978]" box="[198,623,231,258]" pageId="20" pageNumber="81">
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<emphasis id="B9411E46FF82756948A6FF161F0FFECA" bold="true" box="[198,350,231,257]" pageId="20" pageNumber="81">Description.</emphasis>
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<emphasis id="B9411E46FF8275694906FF191C39FECA" box="[358,616,232,257]" italics="true" pageId="20" pageNumber="81">Non-ovigerous female</emphasis>
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.
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</paragraph>
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<paragraph id="8B8AC254FF82756948A6FEE11C09FE99" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
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<emphasis id="B9411E46FF82756948A6FEE11F53FEE2" box="[198,258,272,297]" italics="true" pageId="20" pageNumber="81">Body</emphasis>
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(
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<figureCitation id="130EDED1FF8275694971FEE11F0DFEE1" box="[273,348,272,298]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Figs 9</figureCitation>
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A). Fairly stout, 5.4 times as long as broad, length
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<quantity id="4CCD6FB1FF8275694BCDFEE11A0AFEE1" box="[941,1115,272,298]" metricMagnitude="-3" metricUnit="m" metricValue="1.76" metricValueMax="1.84" metricValueMin="1.68" pageId="20" pageNumber="81" unit="mm" value="1.76" valueMax="1.84" valueMin="1.68">1.68–1.84 mm</quantity>
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||
.
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<emphasis id="B9411E46FF8275694C07FEE11A8AFEE2" box="[1127,1243,272,297]" italics="true" pageId="20" pageNumber="81">Carapace</emphasis>
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as long as broad, just longer than pereonites 1–2.
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</paragraph>
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<paragraph id="8B8AC254FF82756948A6FE911C67FE69" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
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<emphasis id="B9411E46FF82756948A6FE911F1BFEB2" box="[198,330,352,377]" italics="true" pageId="20" pageNumber="81">Pereonites.</emphasis>
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With slightly rounded or almost parallel lateral margins, pereonite 1 shortest, pereonites 1–6 times as long as broad respectively.
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</paragraph>
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<paragraph id="8B8AC254FF82756948F7FE411CBAFE39" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
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<emphasis id="B9411E46FF82756948F7FE411E8DFE02" box="[151,220,432,457]" italics="true" pageId="20" pageNumber="81">Pleon</emphasis>
|
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(
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<figureCitation id="130EDED1FF827569488CFE411F65FE01" box="[236,308,432,458]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
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B). 18.5% of body length, pleonites much shorter than wide, with shallow epimera, each with a small seta. Sternites with high, recurved processes.
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</paragraph>
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<paragraph id="8B8AC254FF82756948A6FDF11B22FD89" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
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||
<emphasis id="B9411E46FF82756948A6FDF11F13FDD2" box="[198,322,512,537]" italics="true" pageId="20" pageNumber="81">Pleotelson</emphasis>
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||
(
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||
<figureCitation id="130EDED1FF8275694935FDF11FCEFDD1" box="[341,415,512,538]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
B). As long as two preceding pleonites, with shallow conical apical profile in dorsal view, with two setae and two sensory setae, but with deflected acuminate apex bearing two terminal setae.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948A6FDA11A5AFD29" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948A6FDA11F6CFDA2" box="[198,317,592,617]" italics="true" pageId="20" pageNumber="81">Antennule</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF827569492EFDA11FC7FDA1" box="[334,406,592,618]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
C). About 0.8 times as long as carapace. Article 1 just over half length of whole, about twice as long as broad, with one simple and four sensory setae on outer margin. Article 2 1.2 times as long as broad, as long as articles 3–4 together, with outer seta. Article 3 short, annular, with two setae. Article 4 with three simple setae (one blunt-tipped), one aesthetasc and two sensory setae.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948F7FD011C2DFC49" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948F7FD011EA8FCC2" box="[151,249,752,777]" italics="true" pageId="20" pageNumber="81">Antenna</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF8275694969FD011F01FCC1" box="[265,336,752,778]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
D). Six-articled, 0.81 times as long as antennule. Article 1 short, annular. Articles 2–3 shorter than broad, each with dorsal seta. Article 4 without pseudo-articulation or ‘fusion-line’, 3.3 times as long as broad, with two simple and one sensory setae. Article 5 0.4 times as long as article 4, with long terminal seta. Article 6 small, with three terminal setae.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948A6FC611F7AFB09" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948A6FC611F06FC62" box="[198,343,912,937]" italics="true" pageId="20" pageNumber="81">Mouthparts.</emphasis>
|
||
Labrum (
|
||
<figureCitation id="130EDED1FF82756949AAFC611C5FFC61" box="[458,526,912,938]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
E) hood-like, broadly conical in ventral or dorsal view. Labium (
|
||
<figureCitation id="130EDED1FF8275694D61FC611B17FC61" box="[1281,1350,912,938]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
F) with acuminate distal processes, lacking setae. Mandibles (
|
||
<figureCitation id="130EDED1FF8275694B6CFC491D04FC19" box="[780,853,952,978]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Figs 9</figureCitation>
|
||
G–I) with crenulate incisor, that of right mandible more curved than left, lacinia mobilis of left mandible broad; molar (
|
||
<figureCitation id="130EDED1FF8275694BAFFC111A47FC31" box="[975,1046,992,1018]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">
|
||
Fig.
|
||
<date id="FF8BE494FF8275694C67FC111A47FC31" box="[1031,1046,992,1018]" pageId="20" pageNumber="81">9</date>
|
||
</figureCitation>
|
||
I) abruptly acuminate with about three minute terminal denticles. Maxilla (
|
||
<figureCitation id="130EDED1FF8275694AF1FBF91C8BFBE9" box="[657,730,1032,1058]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
J) lamelliform, ovate, not setose. Maxillule palp with two unequal terminal setae, endite (
|
||
<figureCitation id="130EDED1FF8275694A6FFBC11C07FB81" box="[527,598,1072,1098]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
K) with eleven terminal spiniform setae. Epignath (
|
||
<figureCitation id="130EDED1FF8275694CA4FBC11B5AFB81" box="[1220,1291,1072,1098]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
L) elongate, without setae. Maxilliped (
|
||
<figureCitation id="130EDED1FF8275694985FBA91C61FBB9" box="[485,560,1112,1138]" captionStart="FIGURE 9" captionStartId="19.[151,254,1857,1881]" captionTargetBox="[447,1154,866,1856]" captionTargetId="figure@19.[419,1167,845,1902]" captionTargetPageId="19" captionText="FIGURE 9. Leptognathia aneristus n. sp. A – D, Holotype, non-ovigerous female; E – M, Paratype. A, habitus; B, pleon, lateral view, pleopods excluded for clarity; C, left antennule; D, antenna; E, labrum, dorsal or ventral view; F, labium; G, right mandible; H, left mandible; I, molar of left mandible, enlarged; J, maxilla; K, maxillule endite, with enlargement of terminal setae; L, epignath; M, maxilliped, one palp not shown for clarity. Scale bar = 0.5 mm for A and B, 0.15 mm for C-E and G and H, 0.11 mm for I." httpUri="https://zenodo.org/record/178707/files/figure.png" pageId="20" pageNumber="81">Fig. 9</figureCitation>
|
||
M) bases fused, cardiform, with seta near each palp insertion; endites unfused, with simple distal margin and distal seta; palp articles 2–4 with three, three and five long setae respectively.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948A6FB211FEFFA79" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948A6FB211F61FB22" box="[198,304,1232,1257]" italics="true" pageId="20" pageNumber="81">Cheliped</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF8275694920FB211FC7FB21" box="[320,406,1232,1258]" captionStart="FIGURE 10" captionStartId="21.[151,254,1100,1124]" captionTargetBox="[438,1148,196,1077]" captionTargetId="figure@21.[421,1164,179,1092]" captionTargetPageId="21" captionText="FIGURE 10. Leptognathia aneristus n. sp. Holotype. A, right cheliped; B, inner face of right chela; C, right cheliped fixed finger, enlarged. Paratype. D, pleopod; E, uropod. Scale bar = 0.25 mm A, B, D and E, 0.20 mm for C." httpUri="https://zenodo.org/record/178708/files/figure.png" pageId="20" pageNumber="81">Fig. 10</figureCitation>
|
||
A). Basis narrow, with free posterior margin about 33% of length. Merus sub-triangular, with one ventral seta. Carpus twice as long as deep, with two ventral setae, one mid-dorsal seta and one distodorsal seta. Chela slender, about as long as carpus, dorsal margin of propodus (
|
||
<figureCitation id="130EDED1FF8275694C5DFAD11AC3FAF1" box="[1085,1170,1312,1338]" captionStart="FIGURE 10" captionStartId="21.[151,254,1100,1124]" captionTargetBox="[438,1148,196,1077]" captionTargetId="figure@21.[421,1164,179,1092]" captionTargetPageId="21" captionText="FIGURE 10. Leptognathia aneristus n. sp. Holotype. A, right cheliped; B, inner face of right chela; C, right cheliped fixed finger, enlarged. Paratype. D, pleopod; E, uropod. Scale bar = 0.25 mm A, B, D and E, 0.20 mm for C." httpUri="https://zenodo.org/record/178708/files/figure.png" pageId="20" pageNumber="81">Fig. 10</figureCitation>
|
||
B) about twice as long as dactylus, with long ventral seta, three inner setae and small outer seta near dactylus insertion. Fixed finger (
|
||
<figureCitation id="130EDED1FF82756948FFFA811EA7FA41" box="[159,246,1392,1418]" captionStart="FIGURE 10" captionStartId="21.[151,254,1100,1124]" captionTargetBox="[438,1148,196,1077]" captionTargetId="figure@21.[421,1164,179,1092]" captionTargetPageId="21" captionText="FIGURE 10. Leptognathia aneristus n. sp. Holotype. A, right cheliped; B, inner face of right chela; C, right cheliped fixed finger, enlarged. Paratype. D, pleopod; E, uropod. Scale bar = 0.25 mm A, B, D and E, 0.20 mm for C." httpUri="https://zenodo.org/record/178708/files/figure.png" pageId="20" pageNumber="81">Fig. 10</figureCitation>
|
||
C) with triangular terminal spine and three or four small teeth on incisive margin, with three outer setae. Dactylus unarmed.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948A6FA311D35F9B1" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948A6FA311F01FA12" box="[198,336,1472,1497]" italics="true" pageId="20" pageNumber="81">Pereopod 1</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF8275694903FA311FE8FA11" box="[355,441,1472,1498]" captionStart="FIGURE 11" captionStartId="22.[151,254,1440,1464]" captionTargetBox="[434,1148,367,1379]" captionTargetId="figure@22.[420,1168,357,1414]" captionTargetPageId="22" captionText="FIGURE 11. Leptognathia aneristus n. sp. Paratype. A – E, G, pereopods 1 – 6 respectively; F, pereopods 4 – 6 carpal setation, enlargement; H, pereopod 6 propodal setation, enlargement. Scale bar = 0.25 mm for A-G, 0.20 mm for H." httpUri="https://zenodo.org/record/178709/files/figure.png" pageId="20" pageNumber="81">Fig. 11</figureCitation>
|
||
A). Longer than pereopods 2–3. Coxa annular, with setae. Basis slender, about six times as long as broad. Ischium with seta. Merus about twice as long as broad, with ventral seta. Carpus as long as merus, rectangular, with two short and two long setae. Propodus slender, about 1.6 times as long as carpus, with one ventral seta and two stronger dorso-distal setae. Dactylus and unguis together as long as propodus, dactylus with proximal seta, unguis with spatulate tip.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948A6F9791BD7F901" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948A6F9791F00F96A" box="[198,337,1672,1697]" italics="true" pageId="20" pageNumber="81">Pereopod 2</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF8275694905F9791FECF969" box="[357,445,1672,1698]" captionStart="FIGURE 11" captionStartId="22.[151,254,1440,1464]" captionTargetBox="[434,1148,367,1379]" captionTargetId="figure@22.[420,1168,357,1414]" captionTargetPageId="22" captionText="FIGURE 11. Leptognathia aneristus n. sp. Paratype. A – E, G, pereopods 1 – 6 respectively; F, pereopods 4 – 6 carpal setation, enlargement; H, pereopod 6 propodal setation, enlargement. Scale bar = 0.25 mm for A-G, 0.20 mm for H." httpUri="https://zenodo.org/record/178709/files/figure.png" pageId="20" pageNumber="81">Fig. 11</figureCitation>
|
||
B). Similar to pereopod 1 but basis, merus, carpus, propodus and dactylus/unguis slightly shorter. Basis with dorsal seta. Carpus with four unequal setae. Propodus with one dorso-distal seta.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948A6F9291CB0F939" blockId="20.[151,1437,151,1978]" box="[198,737,1752,1778]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948A6F9291F1CF93A" box="[198,333,1752,1777]" italics="true" pageId="20" pageNumber="81">Pereopod 3</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF827569493DF9291FE0F939" box="[349,433,1752,1778]" captionStart="FIGURE 11" captionStartId="22.[151,254,1440,1464]" captionTargetBox="[434,1148,367,1379]" captionTargetId="figure@22.[420,1168,357,1414]" captionTargetPageId="22" captionText="FIGURE 11. Leptognathia aneristus n. sp. Paratype. A – E, G, pereopods 1 – 6 respectively; F, pereopods 4 – 6 carpal setation, enlargement; H, pereopod 6 propodal setation, enlargement. Scale bar = 0.25 mm for A-G, 0.20 mm for H." httpUri="https://zenodo.org/record/178709/files/figure.png" pageId="20" pageNumber="81">Fig. 11</figureCitation>
|
||
C). Similar to pereopod 2.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF82756948A6F8F11FC9F871" blockId="20.[151,1437,151,1978]" pageId="20" pageNumber="81">
|
||
<emphasis id="B9411E46FF82756948A6F8F11F1EF8D2" box="[198,335,1792,1817]" italics="true" pageId="20" pageNumber="81">Pereopod 4</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF8275694901F8F11FE6F8D1" box="[353,439,1792,1818]" captionStart="FIGURE 11" captionStartId="22.[151,254,1440,1464]" captionTargetBox="[434,1148,367,1379]" captionTargetId="figure@22.[420,1168,357,1414]" captionTargetPageId="22" captionText="FIGURE 11. Leptognathia aneristus n. sp. Paratype. A – E, G, pereopods 1 – 6 respectively; F, pereopods 4 – 6 carpal setation, enlargement; H, pereopod 6 propodal setation, enlargement. Scale bar = 0.25 mm for A-G, 0.20 mm for H." httpUri="https://zenodo.org/record/178709/files/figure.png" pageId="20" pageNumber="81">Fig. 11</figureCitation>
|
||
D). Basis slender, about five times as long as broad, with one or two sensory setae. Ischium with two setae. Merus about twice as long as broad, with two ventral spiniform setae. Carpus longer than merus, with three long spiniform setae and a smaller rod-like seta. Propodus as long as carpus, with two ventro-distal spiniform setae and a finely-pectinate terminal spiniform seta. Dactylus and unguis together longer than propodus.
|
||
</paragraph>
|
||
<caption id="DF4A92DCFF83756848F7FBBD1B4AFB4D" httpUri="https://zenodo.org/record/178708/files/figure.png" pageId="21" pageNumber="82" targetBox="[438,1148,196,1077]" targetPageId="21">
|
||
<paragraph id="8B8AC254FF83756848F7FBBD1B4AFB4D" blockId="21.[151,1435,1100,1158]" pageId="21" pageNumber="82">
|
||
<emphasis id="B9411E46FF83756848F7FBBD1F73FBAF" bold="true" box="[151,290,1100,1124]" pageId="21" pageNumber="82">FIGURE 10</emphasis>
|
||
.
|
||
<taxonomicName id="4C35B9D7FF8375684951FBBC1C7AFBAF" box="[305,555,1101,1124]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="aneristus" status="sp. nov.">
|
||
<emphasis id="B9411E46FF8375684951FBBC1C7AFBAF" box="[305,555,1101,1124]" italics="true" pageId="21" pageNumber="82">Leptognathia aneristus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A272A33DFF8375684A53FBBD1C37FBA8" box="[563,614,1100,1123]" pageId="21" pageNumber="82" rank="species">n.sp.</taxonomicNameLabel>
|
||
Holotype. A, right cheliped; B, inner face of right chela; C, right cheliped fixed finger, enlarged. Paratype. D, pleopod; E, uropod. Scale bar = 0.25 mm A, B, D and E, 0.20 mm for C.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B8AC254FF83756848A6FB131F22FAEF" blockId="21.[151,1436,1250,2036]" pageId="21" pageNumber="82">
|
||
<emphasis id="B9411E46FF83756848A6FB131F1FFB30" box="[198,334,1250,1275]" italics="true" pageId="21" pageNumber="82">Pereopod 5</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF837568493FFB131FE2FB37" box="[351,435,1250,1276]" captionStart="FIGURE 11" captionStartId="22.[151,254,1440,1464]" captionTargetBox="[434,1148,367,1379]" captionTargetId="figure@22.[420,1168,357,1414]" captionTargetPageId="22" captionText="FIGURE 11. Leptognathia aneristus n. sp. Paratype. A – E, G, pereopods 1 – 6 respectively; F, pereopods 4 – 6 carpal setation, enlargement; H, pereopod 6 propodal setation, enlargement. Scale bar = 0.25 mm for A-G, 0.20 mm for H." httpUri="https://zenodo.org/record/178709/files/figure.png" pageId="21" pageNumber="82">Fig. 11</figureCitation>
|
||
E). Similar to pereopod 4, but basis with up to three sensory setae (although none on specimen figured).
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF83756848F7FAC31B13FA87" blockId="21.[151,1436,1250,2036]" box="[151,1346,1330,1356]" pageId="21" pageNumber="82">
|
||
<emphasis id="B9411E46FF83756848F7FAC31F4CFA80" box="[151,285,1330,1355]" italics="true" pageId="21" pageNumber="82">Pereopod 6</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF837568494DFAC31FD2FA87" box="[301,387,1330,1356]" captionStart="FIGURE 11" captionStartId="22.[151,254,1440,1464]" captionTargetBox="[434,1148,367,1379]" captionTargetId="figure@22.[420,1168,357,1414]" captionTargetPageId="22" captionText="FIGURE 11. Leptognathia aneristus n. sp. Paratype. A – E, G, pereopods 1 – 6 respectively; F, pereopods 4 – 6 carpal setation, enlargement; H, pereopod 6 propodal setation, enlargement. Scale bar = 0.25 mm for A-G, 0.20 mm for H." httpUri="https://zenodo.org/record/178709/files/figure.png" pageId="21" pageNumber="82">Figs 11</figureCitation>
|
||
F–G). Similar to pereopods 4–5, but propodus with three terminal pectinate setae.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF83756848A6FAAB1F0FFA0F" blockId="21.[151,1436,1250,2036]" pageId="21" pageNumber="82">
|
||
<emphasis id="B9411E46FF83756848A6FAAB1F79FAB8" box="[198,296,1370,1395]" italics="true" pageId="21" pageNumber="82">Pleopod</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF8375684958FAAB1FDEFABF" box="[312,399,1370,1396]" captionStart="FIGURE 10" captionStartId="21.[151,254,1100,1124]" captionTargetBox="[438,1148,196,1077]" captionTargetId="figure@21.[421,1164,179,1092]" captionTargetPageId="21" captionText="FIGURE 10. Leptognathia aneristus n. sp. Holotype. A, right cheliped; B, inner face of right chela; C, right cheliped fixed finger, enlarged. Paratype. D, pleopod; E, uropod. Scale bar = 0.25 mm A, B, D and E, 0.20 mm for C." httpUri="https://zenodo.org/record/178708/files/figure.png" pageId="21" pageNumber="82">Fig. 10</figureCitation>
|
||
D). Biramous, well-developed. Exopod elongate-ovate, with one proximal seta and nine distal setae on ventral margin. Endopod smaller, with proximal ventral seta, four distal-terminal setae and one disto-dorsal seta.
|
||
</paragraph>
|
||
<paragraph id="8B8AC254FF83756848A6FA231C38F9AF" blockId="21.[151,1436,1250,2036]" pageId="21" pageNumber="82">
|
||
<emphasis id="B9411E46FF83756848A6FA231F71FA20" box="[198,288,1490,1515]" italics="true" pageId="21" pageNumber="82">Uropod</emphasis>
|
||
(
|
||
<figureCitation id="130EDED1FF8375684951FA231FD6FA27" box="[305,391,1490,1516]" captionStart="FIGURE 10" captionStartId="21.[151,254,1100,1124]" captionTargetBox="[438,1148,196,1077]" captionTargetId="figure@21.[421,1164,179,1092]" captionTargetPageId="21" captionText="FIGURE 10. Leptognathia aneristus n. sp. Holotype. A, right cheliped; B, inner face of right chela; C, right cheliped fixed finger, enlarged. Paratype. D, pleopod; E, uropod. Scale bar = 0.25 mm A, B, D and E, 0.20 mm for C." httpUri="https://zenodo.org/record/178708/files/figure.png" pageId="21" pageNumber="82">Fig. 10</figureCitation>
|
||
E). About two-thirds as long as pleotelson, basal article as long as broad. Exopod as long as basal article, just shorter than proximal article of endopod, with distal seta and long terminal seta. Endopod two-articled, twice as long as basal article, article 1 with distal sensory seta, article 2 with distal seta, three long terminal seta and one sensory seta.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32F91DFFF83756B48A6F9801B11FEC9" lastPageId="22" lastPageNumber="83" pageId="21" pageNumber="82" type="discussion">
|
||
<paragraph id="8B8AC254FF83756B48A6F9801B11FEC9" blockId="21.[151,1436,1250,2036]" lastBlockId="22.[151,1437,152,298]" lastPageId="22" lastPageNumber="83" pageId="21" pageNumber="82">
|
||
<emphasis id="B9411E46FF83756848A6F9801F6EF940" bold="true" box="[198,319,1649,1675]" pageId="21" pageNumber="82">Remarks.</emphasis>
|
||
This species very closely resembles
|
||
<taxonomicName id="4C35B9D7FF8375684A9BF9831DC6F940" box="[763,919,1650,1675]" class="Malacostraca" family="Tanaididae" genus="Tanais" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="breviremis">
|
||
<emphasis id="B9411E46FF8375684A9BF9831DC6F940" box="[763,919,1650,1675]" italics="true" pageId="21" pageNumber="82">L. breviremis</emphasis>
|
||
</taxonomicName>
|
||
, the
|
||
<collectingCountry id="F32282C4FF8375684BB4F9831A10F947" box="[980,1089,1650,1676]" name="Antarctica" pageId="21" pageNumber="82">Antarctic</collectingCountry>
|
||
<taxonomicName id="4C35B9D7FF8375684C2AF9831B41F940" box="[1098,1296,1650,1675]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="breviremoides">
|
||
<emphasis id="B9411E46FF8375684C2AF9831B41F940" box="[1098,1296,1650,1675]" italics="true" pageId="21" pageNumber="82">L. breviremoides</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<emphasis id="B9411E46FF8375684D34F9831E9AF978" italics="true" pageId="21" pageNumber="82">
|
||
<taxonomicName id="4C35B9D7FF8375684D34F9831E95F978" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="vitjazi">L. vitjazi</taxonomicName>
|
||
;
|
||
</emphasis>
|
||
these four constitute a close group of sibling, even cryptic species together with ‘
|
||
<taxonomicName id="4C35B9D7FF8375684CB6F96B1F43F910" authority="Dojiri & Sieg 1997" authorityName="Dojiri & Sieg" authorityYear="1997" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="breviremis">
|
||
<emphasis id="B9411E46FF8375684CB6F96B1F43F910" italics="true" pageId="21" pageNumber="82">Leptognathia cf. breviremis</emphasis>
|
||
</taxonomicName>
|
||
’ (
|
||
<bibRefCitation id="EFA4BFA5FF837568494AF9331C40F917" author="Dojiri" box="[298,529,1730,1756]" pageId="21" pageNumber="84" refString="Dojiri, M. & Sieg, J. (1997) The Tanaidacea. In: Taxonomic Atlas of the Benthic Fauna of the Santa Maria Basin and western Santa Barbara Channel, Vol. 11 - The Crustacea Part 2, The Isopoda, Cumacea and Tanaidacea. Santa Barbara Museum of Natural History, Santa Barbara, p. 181 - 268." type="book chapter" year="1997">Dojiri & Sieg 1997</bibRefCitation>
|
||
), although the Mediterranean taxon
|
||
<taxonomicName id="4C35B9D7FF8375684BD9F9331A71F910" box="[953,1056,1730,1755]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="vitjazi">
|
||
<emphasis id="B9411E46FF8375684BD9F9331A71F910" box="[953,1056,1730,1755]" italics="true" pageId="21" pageNumber="82">L. vitjazi</emphasis>
|
||
</taxonomicName>
|
||
(originally in genus
|
||
<taxonomicName id="4C35B9D7FF8375684D73F9331F01F8CF" authority="G.O. Sars, 1882" authorityName="G.O. Sars" authorityYear="1882" class="Malacostraca" family="Cryptocopidae" genus="Cryptocope" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B9411E46FF8375684D73F9331BCDF910" box="[1299,1436,1730,1755]" italics="true" pageId="21" pageNumber="82">Cryptocope</emphasis>
|
||
<bibRefCitation id="EFA4BFA5FF83756848F7F91B1F01F8CF" author="Sars" box="[151,336,1770,1796]" pageId="21" pageNumber="85" refString="Sars, G. O. (1882) Revision af Gruppen: Isopoda Chelifera med Characteristik af nye herben horende Arter og Slaegter. Archiv for Matematik og Naturvidenskab, 7, 1 - 54." type="journal article" year="1882">G.O. Sars, 1882</bibRefCitation>
|
||
</taxonomicName>
|
||
) needs further study. Another, as yet undescribed, species of this ‘
|
||
<taxonomicName id="4C35B9D7FF8375684C31F91B1A9DF8C8" box="[1105,1228,1770,1795]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="breviremis">
|
||
<emphasis id="B9411E46FF8375684C31F91B1A9DF8C8" box="[1105,1228,1770,1795]" italics="true" pageId="21" pageNumber="82">breviremis</emphasis>
|
||
</taxonomicName>
|
||
-group’, occurs in the Arctic Ocean (Bird
|
||
<emphasis id="B9411E46FF83756849CDF8E31FB1F8E0" box="[429,480,1810,1835]" italics="true" pageId="21" pageNumber="82">ined</emphasis>
|
||
.) and may prove to be conspecific with
|
||
<taxonomicName id="4C35B9D7FF8375684BDFF8E31A1BF8E0" box="[959,1098,1810,1835]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="aneristus" status="sp. nov.">
|
||
<emphasis id="B9411E46FF8375684BDFF8E31A1BF8E0" box="[959,1098,1810,1835]" italics="true" pageId="21" pageNumber="82">L. aneristus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A272A33DFF8375684C32F8E31ADBF8E7" box="[1106,1162,1810,1836]" pageId="21" pageNumber="82" rank="species">n.sp.</taxonomicNameLabel>
|
||
From
|
||
<taxonomicName id="4C35B9D7FF8375684CBAF8E31B24F8E0" box="[1242,1397,1810,1835]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="breviremis">
|
||
<emphasis id="B9411E46FF8375684CBAF8E31B24F8E0" box="[1242,1397,1810,1835]" italics="true" pageId="21" pageNumber="82">L. breviremis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C35B9D7FF8375684DE4F8E31F53F898" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="aneristus" status="sp. nov.">
|
||
<emphasis id="B9411E46FF8375684DE4F8E31F53F898" italics="true" pageId="21" pageNumber="82">L. aneristus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A272A33DFF837568496AF8CB1F13F89F" box="[266,322,1850,1876]" pageId="21" pageNumber="82" rank="species">n.sp.</taxonomicNameLabel>
|
||
it differs in having a shorter, more rounded cephalothorax, shorter antennule article 2,
|
||
<emphasis id="B9411E46FF8375684D25F8CB1BCAF898" box="[1349,1435,1850,1875]" italics="true" pageId="21" pageNumber="82">distally</emphasis>
|
||
acuminate mandible molars, shorter pereopod 1 dorso-distal propodal setae, and three distinctly pectinate setae on the pereopod 6 propodus. The
|
||
<collectingCountry id="F32282C4FF8375684A03F87B1C81F86F" box="[611,720,1930,1956]" name="Antarctica" pageId="21" pageNumber="82">Antarctic</collectingCountry>
|
||
species
|
||
<taxonomicName id="4C35B9D7FF8375684B53F87B1DA6F868" box="[819,1015,1930,1956]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="breviremoides">
|
||
<emphasis id="B9411E46FF8375684B53F87B1D12F868" box="[819,835,1930,1955]" italics="true" pageId="21" pageNumber="82">L</emphasis>
|
||
.
|
||
<emphasis id="B9411E46FF8375684B32F87B1DA6F868" box="[850,1015,1930,1955]" italics="true" pageId="21" pageNumber="82">breviremoides</emphasis>
|
||
</taxonomicName>
|
||
is more similar to
|
||
<taxonomicName id="4C35B9D7FF8375684CB3F87B1B0CF868" box="[1235,1373,1930,1955]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="21" pageNumber="82" phylum="Arthropoda" rank="species" species="aneristus" status="sp. nov.">
|
||
<emphasis id="B9411E46FF8375684CB3F87B1B0CF868" box="[1235,1373,1930,1955]" italics="true" pageId="21" pageNumber="82">L. aneristus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A272A33DFF8375684D04F87B1BCAF86F" box="[1380,1435,1930,1956]" pageId="21" pageNumber="82" rank="species">n.sp.</taxonomicNameLabel>
|
||
but has more obviously pectinate and shorter carpal setae on pereopods 4–6, lacks the pereopod 6 pectinate propodal setae, has more setiferous pleopods and the uropod exopod is as long as the endopod article 1. From the recently described Japanese
|
||
<emphasis id="B9411E46FF80756B4A73FF691D61FF7A" box="[531,816,152,177]" italics="true" pageId="22" pageNumber="83">
|
||
<taxonomicName id="4C35B9D7FF80756B4A73FF691CC9FF7A" box="[531,664,152,177]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="22" pageNumber="83" phylum="Arthropoda" rank="species" species="bamberi">L. bamberi</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C35B9D7FF80756B4AC4FF691D61FF7A" box="[676,816,152,177]" class="Malacostraca" family="Leptognathiidae" genus="Leptognathia" kingdom="Animalia" order="Tanaidacea" pageId="22" pageNumber="83" phylum="Arthropoda" rank="species" species="aneristus" status="sp. nov.">L. aneristus</taxonomicName>
|
||
</emphasis>
|
||
<taxonomicNameLabel id="A272A33DFF80756B4B58FF691D21FF79" box="[824,880,152,178]" pageId="22" pageNumber="83" rank="species">n.sp.</taxonomicNameLabel>
|
||
is distinguished by a single ventral seta on the cheliped propodus and longer pereopodal setae, especially those of the carpus and merus, but as the former is a shelf/upper slope species it is unlikely that the two species will be encountered in the same samples.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32F91DFFF80756B48A6FEFE1A87FEE1" box="[198,1238,271,298]" pageId="22" pageNumber="83" type="distribution">
|
||
<paragraph id="8B8AC254FF80756B48A6FEFE1A87FEE1" blockId="22.[151,1437,152,298]" box="[198,1238,271,298]" pageId="22" pageNumber="83">
|
||
<emphasis id="B9411E46FF80756B48A6FEFE1F36FEE2" bold="true" box="[198,359,271,297]" pageId="22" pageNumber="83">Distribution.</emphasis>
|
||
Kurile-Kamchatka Trench and
|
||
<collectingCountry id="F32282C4FF80756B4ABAFEE11D4CFEE1" box="[730,797,272,298]" name="Japan" pageId="22" pageNumber="83">Japan</collectingCountry>
|
||
Trench, at depths 3853–7433 metres.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |