256 lines
28 KiB
XML
256 lines
28 KiB
XML
<document id="739B3943C478A597CBB6CF8F23231090" ID-DOI="10.11646/zootaxa.4033.2.1" ID-GBIF-Dataset="5f83c37c-162d-42a0-9698-f35278de98b8" ID-ISSN="1175-5326" ID-Zenodo-Dep="241610" ID-ZooBank="46694533-415A-4469-866E-B968502198A7" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461296405288" checkinUser="plazi" docAuthor="Sirenko, Boris" docDate="2015" docId="038887DABA081C16FF48109BFBFAFE92" docLanguage="en" docName="zt04033p202.pdf" docOrigin="Zootaxa 4033 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Leptochiton linseae Sirenko, 2015, n. sp." docType="treatment" docVersion="9" lastPageNumber="182" masterDocId="FFB1FFA2BA161C36FFDF150FFF98FF8E" masterDocTitle="Shallow and deep-sea chitons of the genus Leptochiton Gray, 1847 (Mollusca: Polyplacophora: Lepidopleurida) from Peruvian and Chilean waters" masterLastPageNumber="202" masterPageNumber="151" pageNumber="181" updateTime="1698616597089" updateUser="plazi">
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<mods:mods id="D89F98D7BCA766A5F511FB4D0A3216D9" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="DE5E184B973CA43C3716CD7324CC8F34">
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<mods:title id="1D06378E74E358EED8A185AF33BD9F24">Shallow and deep-sea chitons of the genus Leptochiton Gray, 1847 (Mollusca: Polyplacophora: Lepidopleurida) from Peruvian and Chilean waters</mods:title>
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</mods:titleInfo>
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<mods:name id="CE1884183B63C1326CFE09C9E2BF0898" type="personal">
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<mods:role id="9E8F9ABF799552F5530EBAAB5F63229B">
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<mods:roleTerm id="2FF9DA3A01B970E4D9E7A22F4833D376">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="F155EE06A6296EE4185FB972E5A8C6D0">Sirenko, Boris</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="6BF1EB8849A6F970EC757DA777C31A9E">text</mods:typeOfResource>
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<mods:title id="E87B5C106AA7E8F63851DF841AF1AE37">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="9FD2C94D55A784B73AE9E336665D92F8">
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<mods:date id="79227DABD190D8B65C157B33C8FE3A69">2015</mods:date>
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<mods:detail id="C7F24F4ED7F5B4DF192A0C6D95E5C023" type="volume">
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<mods:number id="BBB8AF8BAECE909140B151B8EFC9DCE6">4033</mods:number>
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</mods:detail>
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<mods:detail id="D86D5BB4079693FD9265BB1B28A97D9A" type="issue">
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<mods:number id="EAD00665E152E2EC104973041001D5C3">2</mods:number>
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<mods:extent id="AD0E21976B328D19963515CA4EF122B9" unit="page">
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<mods:start id="7BABDC2962BF1C8DEC4C7653C2EEED3C">151</mods:start>
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<mods:end id="CDE357BE0DE496B5D03CA0D680D1F727">202</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:classification id="9FE11619FE2EE925603FAB00CB662B6A">journal article</mods:classification>
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<mods:identifier id="A0809F4840222732EA30C6FAD1D7D689" type="DOI">10.11646/zootaxa.4033.2.1</mods:identifier>
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<mods:identifier id="BF7A6C53767EB1DF60417D0F7B84263C" type="GBIF-Dataset">5f83c37c-162d-42a0-9698-f35278de98b8</mods:identifier>
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<mods:identifier id="AC333444A6BD5FC69C12E604E0216F02" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="F080D3B02940FEF5283D3E4C4C45FEB3" type="Zenodo-Dep">241610</mods:identifier>
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<mods:identifier id="962B292244EF16F17F9D30B0DBB1536E" type="ZooBank">46694533-415A-4469-866E-B968502198A7</mods:identifier>
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</mods:mods>
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<treatment id="038887DABA081C16FF48109BFBFAFE92" ID-DOI="http://doi.org/10.5281/zenodo.5687239" ID-GBIF-Taxon="119642614" ID-Zenodo-Dep="5687239" LSID="urn:lsid:plazi:treatment:038887DABA081C16FF48109BFBFAFE92" httpUri="http://treatment.plazi.org/id/038887DABA081C16FF48109BFBFAFE92" lastPageId="32" lastPageNumber="182" pageId="30" pageNumber="181">
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<subSubSection id="C33B6547BA081C28FF48109BFACFF9B2" pageId="30" pageNumber="181" type="nomenclature">
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<paragraph id="8B9E36CCBA081C28FF48109BFE55FA20" blockId="30.[151,461,1428,1487]" box="[151,461,1428,1454]" pageId="30" pageNumber="181">
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<heading id="D0D681A0BA081C28FF48109BFE55FA20" bold="true" box="[151,461,1428,1454]" fontSize="11" level="1" pageId="30" pageNumber="181" reason="1">
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<emphasis id="B955EADEBA081C28FF48109BFE55FA20" bold="true" box="[151,461,1428,1454]" pageId="30" pageNumber="181">
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<taxonomicName id="4C214D4FBA081C28FF48109BFE1CFA20" ID-CoL="3TLY5" box="[151,388,1428,1454]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="30" pageNumber="181" phylum="Mollusca" rank="species" species="linseae" status="sp. nov.">
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<emphasis id="B955EADEBA081C28FF48109BFE1CFA20" bold="true" box="[151,388,1428,1454]" italics="true" pageId="30" pageNumber="181">Leptochiton linseae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A26657A5BA081C28FE54109BFE55FA20" box="[395,461,1428,1454]" pageId="30" pageNumber="181" 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="8B9E36CCBA081C28FF4810B9FEBFFA41" blockId="30.[151,461,1428,1487]" box="[151,295,1462,1487]" pageId="30" pageNumber="181">
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(
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<figureCitation id="131A2A49BA081C28FF4010B9FE87FA41" box="[159,287,1462,1487]" captionStart-0="FIGURE 27" captionStart-1="FIGURE 28" captionStart-2="FIGURE 29" captionStartId-0="30.[151,250,1269,1291]" captionStartId-1="31.[151,250,1212,1234]" captionStartId-2="32.[151,250,1809,1831]" captionTargetBox-0="[161,1423,202,1238]" captionTargetBox-1="[164,1417,209,1180]" captionTargetBox-2="[162,1422,353,1764]" captionTargetId-0="figure@30.[151,1435,193,1248]" captionTargetId-1="figure@31.[152,1435,193,1191]" captionTargetId-2="figure@32.[151,1436,339,1788]" captionTargetPageId-0="30" captionTargetPageId-1="31" captionTargetPageId-2="32" captionText-0="FIGURE 27. Leptochiton linseae n. sp. Holotype, (ZISP 2224). Beagle Channel, RV Victor Hensen, st. 1045, BL— 4.0 mm. A. Valve I, dorsal view; B. Valve V, dorsal view; C. Valve VIII, dorsal view; D. Valve V, detail of tegmentum surface in central area; E. Valve VIII, lateral view." captionText-1="FIGURE 28. Leptochiton linseae n. sp. Holotype, (ZISP 2224). Beagle Channel, RV Victor Hensen, st. 1045, BL— 4.0 mm. A, B. Dorsal, marginal and ventral scales; C, D. Central portion of radula." captionText-2="FIGURE 29. Leptochiton linseae n. sp. Holotype, (ZISP 2224). Beagle Channel, RV Victor Hensen, st. 1045, BL— 4.0 mm. (A – I, K – M) and paratype, (ZISP 2225) (J), Beagle Channel, RV Victor Hensen, st. 888, BL— 3.7 mm. A. Sutural needle; B, C. Dorsal scales; D. Marginal scale; E. Marginal needle; F. Ventral scale in middle part; G. Ventral scale near margin, ventral view; H. Central, first lateral and major lateral teeth; I. Heads of major lateral tooth; J, K. Valve V, rostral view; L. Valve VIII, lateral view; M. Aesthete group in central area. Scale bar 100 µm (A – I) and 1.0 mm (J – L)." httpUri-0="https://zenodo.org/record/241637/files/figure.png" httpUri-1="https://zenodo.org/record/241638/files/figure.png" httpUri-2="https://zenodo.org/record/241639/files/figure.png" pageId="30" pageNumber="181">Figs 27–29</figureCitation>
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)
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</paragraph>
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<paragraph id="8B9E36CCBA081C28FF4810F1FACFF9B2" blockId="30.[151,1436,1534,2028]" pageId="30" pageNumber="181">
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<emphasis id="B955EADEBA081C28FF4810F1FF7BF999" bold="true" box="[151,227,1534,1559]" pageId="30" pageNumber="181">
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<typeStatus id="549A886EBA081C28FF4810F1FF47F999" box="[151,223,1534,1559]" pageId="30" pageNumber="181">Types</typeStatus>
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.
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</emphasis>
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<typeStatus id="549A886EBA081C28FF3310F1FECCF999" box="[236,340,1534,1559]" pageId="30" pageNumber="181" type="holotype">Holotype</typeStatus>
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<emphasis id="B955EADEBA081C28FE8210F1FEFEF999" bold="true" box="[349,358,1534,1559]" pageId="30" pageNumber="181">(</emphasis>
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ZISP 2224), now disarticulated consisting of SEM stub of valves I, V, VIII, part of perinotum and radula, mount of part of perinotum and radula and vial with other valves, and one
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<typeStatus id="549A886EBA081C28FB82132BFB25F9B2" box="[1117,1213,1572,1596]" pageId="30" pageNumber="181" type="paratype">paratype</typeStatus>
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(ZISP 2225).
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</paragraph>
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</subSubSection>
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<subSubSection id="C33B6547BA081C28FF181348FAD2F9D1" box="[199,1354,1607,1632]" pageId="30" pageNumber="181" type="materials_examined">
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<paragraph id="8B9E36CCBA081C28FF181348FAD2F9D1" blockId="30.[151,1436,1534,2028]" box="[199,1354,1607,1632]" pageId="30" pageNumber="181">
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<emphasis id="B955EADEBA081C28FF181348FEFDF9EE" bold="true" box="[199,357,1607,1632]" pageId="30" pageNumber="181">
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<typeStatus id="549A886EBA081C28FF181348FE9AF9EE" box="[199,258,1607,1632]" pageId="30" pageNumber="181">Type</typeStatus>
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locality.
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</emphasis>
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Beagle Channel, RV Victor Hensen, st 1045,
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<geoCoordinate id="EE15500BBA081C28FCB91348FC42F9EE" box="[870,986,1607,1632]" direction="south" orientation="latitude" pageId="30" pageNumber="181" precision="92" value="-54.863335">54°51.8’S</geoCoordinate>
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,
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<geoCoordinate id="EE15500BBA081C28FC3A1348FBF9F9EE" box="[997,1121,1607,1632]" direction="west" orientation="longitude" pageId="30" pageNumber="181" precision="92" value="-69.92667">69°55.6’W</geoCoordinate>
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,
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<quantity id="4CD99B29BA081C28FBB21348FB2CF9D1" box="[1133,1204,1607,1631]" metricMagnitude="2" metricUnit="m" metricValue="2.1" pageId="30" pageNumber="181" unit="m" value="210.0">210 m</quantity>
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(
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<date id="FF9F100CBA081C28FB1D1348FADBF9D1" box="[1218,1347,1607,1631]" pageId="30" pageNumber="181" value="1994-04-11">04.11.1994</date>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C33B6547BA081C28FF181364FB2EF926" pageId="30" pageNumber="181" type="etymology">
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<paragraph id="8B9E36CCBA081C28FF181364FB2EF926" blockId="30.[151,1436,1534,2028]" pageId="30" pageNumber="181">
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<emphasis id="B955EADEBA081C28FF181364FED6F90A" bold="true" box="[199,334,1643,1668]" pageId="30" pageNumber="181">Etymology.</emphasis>
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Named after Dr. Katrin Linse (British
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<collectingCountry id="F336765CBA081C28FD211364FCFEF90A" box="[766,870,1643,1668]" name="Antarctica" pageId="30" pageNumber="181">Antarctic</collectingCountry>
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Survey, Natural Environmental Research Council, Cambridge,
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<collectingCountry id="F336765CBA081C28FEFE1380FED5F929" box="[289,333,1679,1703]" name="United Kingdom" pageId="30" pageNumber="181">UK</collectingCountry>
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), who has made a major contribution to the knowledge of
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<collectingCountry id="F336765CBA081C28FC051380FBDAF926" box="[986,1090,1679,1704]" name="Antarctica" pageId="30" pageNumber="181">Antarctic</collectingCountry>
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mollusks.
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</paragraph>
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</subSubSection>
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<subSubSection id="C33B6547BA081C28FF1813BCFB6CF89A" pageId="30" pageNumber="181" type="materials_examined">
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<paragraph id="8B9E36CCBA081C28FF1813BCFB6CF89A" blockId="30.[151,1436,1534,2028]" pageId="30" pageNumber="181">
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<emphasis id="B955EADEBA081C28FF1813BCFE29F942" bold="true" box="[199,433,1715,1740]" pageId="30" pageNumber="181">Material examined.</emphasis>
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Magellan Strait and Beagle Channel, RV Victor Hensen, st. 888,
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<geoCoordinate id="EE15500BBA081C28FB4413BCFA97F942" box="[1179,1295,1715,1740]" direction="south" orientation="latitude" pageId="30" pageNumber="181" precision="92" value="-53.713333">53°42.8’S</geoCoordinate>
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,
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<geoCoordinate id="EE15500BBA081C28FAC313BCFA00F942" box="[1308,1432,1715,1740]" direction="west" orientation="longitude" pageId="30" pageNumber="181" precision="92" value="-70.956665">70°57.4’W</geoCoordinate>
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,
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<quantity id="4CD99B29BA081C28FF4813D8FF7CF961" box="[151,228,1751,1775]" metricMagnitude="2" metricUnit="m" metricValue="1.04" pageId="30" pageNumber="181" unit="m" value="104.0">104 m</quantity>
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,
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<typeStatus id="549A886EBA081C28FF2A13D7FEC0F97E" box="[245,344,1752,1776]" pageId="30" pageNumber="181" type="paratype">paratype</typeStatus>
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, BL—
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<quantity id="4CD99B29BA081C28FE7613D8FD9DF961" box="[425,517,1751,1775]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="30" pageNumber="181" unit="mm" value="3.7">3.7 mm</quantity>
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,
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<date id="FF9F100CBA081C28FDC913D8FD00F97E" box="[534,664,1751,1776]" pageId="30" pageNumber="181" value="1994-10-26">26.10.1994</date>
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; st. 1045,
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<geoCoordinate id="EE15500BBA081C28FCC713D8FC13F97E" box="[792,907,1751,1776]" direction="south" orientation="latitude" pageId="30" pageNumber="181" precision="92" value="-54.863335">54°51.8’S</geoCoordinate>
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,
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<geoCoordinate id="EE15500BBA081C28FC4413D8FB8FF97E" box="[923,1047,1751,1776]" direction="west" orientation="longitude" pageId="30" pageNumber="181" precision="92" value="-69.92667">69°55.6’W</geoCoordinate>
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,
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<quantity id="4CD99B29BA081C28FBF713D8FBEEF961" box="[1064,1142,1751,1775]" metricMagnitude="2" metricUnit="m" metricValue="2.1" pageId="30" pageNumber="181" unit="m" value="210.0">210 m</quantity>
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,
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<typeStatus id="549A886EBA081C28FB5913D8FB73F97E" box="[1158,1259,1751,1776]" pageId="30" pageNumber="181" type="holotype">holotype</typeStatus>
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, BL—4.0 mm,
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<date id="FF9F100CBA081C28FF4813F4FE80F89D" box="[151,280,1787,1811]" pageId="30" pageNumber="181" value="1994-04-11">04.11.1994</date>
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; RV
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<taxonomicName id="4C214D4FBA081C28FE9113F3FE11F89D" box="[334,393,1788,1811]" class="Gastropoda" family="Heroidae" genus="Hero" kingdom="Animalia" order="Nudibranchia" pageId="30" pageNumber="153" phylum="Mollusca" rank="genus">Hero</taxonomicName>
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||
, st. 402,
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<geoCoordinate id="EE15500BBA081C28FE3213F4FDD3F89A" box="[493,587,1787,1812]" direction="south" orientation="latitude" pageId="30" pageNumber="181" precision="925" value="-53.683334">53°41’S</geoCoordinate>
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||
,
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||
<geoCoordinate id="EE15500BBA081C28FD8813F4FD25F89D" box="[599,701,1787,1811]" direction="west" orientation="longitude" pageId="30" pageNumber="181" precision="925" value="-70.4">70°24’W</geoCoordinate>
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||
,
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||
<quantity id="4CD99B29BA081C28FD1613F4FCAEF89D" box="[713,822,1787,1811]" metricMagnitude="2" metricUnit="m" metricValue="1.04" metricValueMax="1.1" metricValueMin="0.98" pageId="30" pageNumber="181" unit="m" value="104.0" valueMax="110.0" valueMin="98.0">98-110 m</quantity>
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||
, 4 spms, BL—3.5-4.0 mm,
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<date id="FF9F100CBA081C28FBB013F4FB68F89A" box="[1135,1264,1787,1812]" pageId="30" pageNumber="181" value="1979-05-13">13.05.1979</date>
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.
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C33B6547BA081C28FF181210FC09F8B9" box="[199,913,1823,1848]" pageId="30" pageNumber="181" type="distribution">
|
||
<paragraph id="8B9E36CCBA081C28FF181210FC09F8B9" blockId="30.[151,1436,1534,2028]" box="[199,913,1823,1848]" pageId="30" pageNumber="181">
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||
<emphasis id="B955EADEBA081C28FF181210FEF8F8B6" bold="true" box="[199,352,1823,1848]" pageId="30" pageNumber="181">Distribution.</emphasis>
|
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Magellan Strait and Beagle Channel,
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<quantity id="4CD99B29BA081C28FCD51210FC15F8B9" box="[778,909,1823,1847]" metricMagnitude="2" metricUnit="m" metricValue="1.5699999999999998" metricValueMax="2.1" metricValueMin="1.04" pageId="30" pageNumber="181" unit="m" value="157.0" valueMax="210.0" valueMin="104.0">
|
||
104–
|
||
<specimenCount id="9D27FD45BA081C28FC9D1210FC15F8B9" box="[834,909,1823,1847]" pageId="30" pageNumber="181" type="generic">210 m</specimenCount>
|
||
</quantity>
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||
.
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</paragraph>
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</subSubSection>
|
||
<subSubSection id="C33B6547BA081C28FF18124CFA9BF862" pageId="30" pageNumber="181" type="diagnosis">
|
||
<paragraph id="8B9E36CCBA081C28FF18124CFA9BF862" blockId="30.[151,1436,1534,2028]" pageId="30" pageNumber="181">
|
||
<emphasis id="B955EADEBA081C28FF18124CFED9F8D2" bold="true" box="[199,321,1859,1884]" pageId="30" pageNumber="181">Diagnosis.</emphasis>
|
||
Animal minute. Valves moderately elevated, rounded, not beaked. Lateral areas not raised. Tail valve with mucro anterior, postmucronal area straight. Central areas with about 28 vague longitudinal rows of weakly raised, rounded granules. Each granule with one megalaesthete and two micraesthetes. Dorsal scales wide, obtusely pointed, with 16–17 distinct ribs. Radula with numerous transverse rows of very small teeth. Central teeth narrow, first lateral teeth narrow and long, major lateral teeth with tridentate cusp. Five gills per side.
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</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF5E6644BA091C29FF4811B3FCFEFB7F" httpUri="https://zenodo.org/record/241638/files/figure.png" pageId="31" pageNumber="182" targetBox="[164,1417,209,1180]" targetPageId="31">
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||
<paragraph id="8B9E36CCBA091C29FF4811B3FCFEFB7F" blockId="31.[151,1436,1212,1265]" pageId="31" pageNumber="182">
|
||
<emphasis id="B955EADEBA091C29FF4811B3FE80FB5C" bold="true" box="[151,280,1212,1234]" pageId="31" pageNumber="182">FIGURE 28</emphasis>
|
||
.
|
||
<taxonomicName id="4C214D4FBA091C29FEFA11B3FE74FB5C" box="[293,492,1212,1234]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="31" pageNumber="182" phylum="Mollusca" rank="species" species="linseae" status="sp. nov.">
|
||
<emphasis id="B955EADEBA091C29FEFA11B3FE74FB5C" box="[293,492,1212,1234]" italics="true" pageId="31" pageNumber="182">Leptochiton linseae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A26657A5BA091C29FE2C11B3FDB4FB5C" box="[499,556,1212,1234]" pageId="31" pageNumber="182" rank="species">
|
||
<emphasis id="B955EADEBA091C29FE2C11B3FDB4FB5C" bold="true" box="[499,556,1212,1234]" pageId="31" pageNumber="182">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
Holotype, (ZISP 2224). Beagle Channel, RV Victor Hensen, st.1045, BL—4.0 mm.
|
||
<emphasis id="B955EADEBA091C29FA5C11B3FF30FB7F" bold="true" pageId="31" pageNumber="182">A, B</emphasis>
|
||
. Dorsal, marginal and ventral scales;
|
||
<emphasis id="B955EADEBA091C29FDFA11D4FDCEFB7F" bold="true" box="[549,598,1243,1265]" pageId="31" pageNumber="182">C, D</emphasis>
|
||
. Central portion of radula.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C33B6547BA091C29FF181011FC9DF8F8" pageId="31" pageNumber="182" type="description">
|
||
<paragraph id="8B9E36CCBA091C29FF181011FF6BFA49" blockId="31.[151,1437,1310,2019]" pageId="31" pageNumber="182">
|
||
<emphasis id="B955EADEBA091C29FF181011FEC1FAB9" bold="true" box="[199,345,1310,1335]" pageId="31" pageNumber="182">Description.</emphasis>
|
||
<typeStatus id="549A886EBA091C29FEBC1011FE53FAB9" box="[355,459,1310,1335]" pageId="31" pageNumber="182" type="holotype">Holotype</typeStatus>
|
||
4.0 x 2.0 mm. Shell elongate-oval, moderately elevated (elevation ratio in valve V 0.35). Valves thin, rounded, not beaked. Color of tegmentum white. Head valve semicircular, wider than tail valve. Intermediate valves rectangular, short and wide, anterior and posterior margins nearly straight, not beaked, lateral margins rounded. Tail valve with anterior mucro, antemucronal slope slightly convex, postmucronal slope nearly straight.
|
||
</paragraph>
|
||
<paragraph id="8B9E36CCBA091C29FF1810DCFC6FF9BC" blockId="31.[151,1437,1310,2019]" pageId="31" pageNumber="182">Tegmentum sculptured with weakly raised rounded granules arranged in about 28 vague longitudinal rows in central area of intermediate valves and quincuncially in other areas. Each granule have one megalaesthete and two micraesthetes. Aesthete pores very small and roughly equal size (30–40 µm).</paragraph>
|
||
<paragraph id="8B9E36CCBA091C29FF181331FB8AF9D9" blockId="31.[151,1437,1310,2019]" box="[199,1042,1598,1623]" pageId="31" pageNumber="182">Articulamentum weakly developed, apophyses small and widely separated.</paragraph>
|
||
<paragraph id="8B9E36CCBA091C29FF18136DFDBFF884" blockId="31.[151,1437,1310,2019]" pageId="31" pageNumber="182">
|
||
Girdle very narrow, covered wide and obtusely pointed dorsal scales (44–68
|
||
<date id="FF9F100CBA091C29FBF6136CFBC1F9F5" box="[1065,1113,1634,1659]" pageId="31" pageNumber="182" value="1945-10">x 45</date>
|
||
–46 µm) with 16–17 distinct ribs. Sutural needles (172
|
||
<date id="FF9F100CBA091C29FE601388FE69F911" box="[447,497,1670,1695]" pageId="31" pageNumber="182" value="1915-10">x 15</date>
|
||
µm), long and smooth. There are two kind of marginal armature: elongate, sharply pointed scales (
|
||
<date id="FF9F100CBA091C29FE9413A5FE3FF94C" box="[331,423,1706,1731]" pageId="31" pageNumber="182" value="1966-10-17">66 x 17</date>
|
||
µm) with 4 ribs and long needles (123
|
||
<date id="FF9F100CBA091C29FC5E13A4FC30F94C" box="[897,936,1706,1730]" pageId="31" pageNumber="182">x 9</date>
|
||
µm). Ventral scales in central part sharply pointed, smooth (
|
||
<date id="FF9F100CBA091C29FE8313C1FE2BF969" box="[348,435,1742,1767]" pageId="31" pageNumber="182" value="1950-10-18">50 x 18</date>
|
||
µm). Near margin, several rows of similar but larger ventral scales (80
|
||
<date id="FF9F100CBA091C29FB3C13C0FA8DF969" box="[1251,1301,1743,1767]" pageId="31" pageNumber="182" value="1933-10">x 33</date>
|
||
µm) with 4 riblets on their distal ventral aspect.
|
||
</paragraph>
|
||
<paragraph id="8B9E36CCBA091C29FF181219FAB3F8DD" blockId="31.[151,1437,1310,2019]" pageId="31" pageNumber="182">
|
||
Radula of
|
||
<typeStatus id="549A886EBA091C29FEE01219FE39F8A1" box="[319,417,1814,1839]" pageId="31" pageNumber="182" type="holotype">holotype</typeStatus>
|
||
<quantity id="4CD99B29BA091C29FE751218FD9AF8A0" box="[426,514,1815,1839]" metricMagnitude="-3" metricUnit="m" metricValue="1.8" pageId="31" pageNumber="182" unit="mm" value="1.8">1.8 mm</quantity>
|
||
long with 160 transverse rows of mature teeth. Radula teeth very small. Central teeth narrow, first lateral teeth elongated, major lateral teeth with tridentate cusp, central denticle largest.
|
||
</paragraph>
|
||
<paragraph id="8B9E36CCBA091C29FF181251FC9DF8F8" blockId="31.[151,1437,1310,2019]" box="[199,773,1886,1911]" pageId="31" pageNumber="182">Five gills per side arranged from valve VII to anus.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33B6547BA091C16FF18128DFBFAFE92" lastPageId="32" lastPageNumber="183" pageId="31" pageNumber="182" type="discussion">
|
||
<paragraph id="8B9E36CCBA091C16FF18128DFBFAFE92" blockId="31.[151,1437,1310,2019]" lastBlockId="32.[151,1436,151,285]" lastPageId="32" lastPageNumber="183" pageId="31" pageNumber="182">
|
||
<emphasis id="B955EADEBA091C29FF18128DFEA3F815" bold="true" box="[199,315,1922,1947]" pageId="31" pageNumber="182">Remarks.</emphasis>
|
||
<taxonomicName id="4C214D4FBA091C29FE9B128DFDBCF815" box="[324,548,1922,1947]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="31" pageNumber="182" phylum="Mollusca" rank="species" species="linseae" status="sp. nov.">
|
||
<emphasis id="B955EADEBA091C29FE9B128DFDBCF815" box="[324,548,1922,1947]" italics="true" pageId="31" pageNumber="182">Leptochiton linseae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A26657A5BA091C29FDF2128DFDF7F815" box="[557,623,1922,1947]" pageId="31" pageNumber="182" rank="species">
|
||
<emphasis id="B955EADEBA091C29FDF2128DFDF7F815" bold="true" box="[557,623,1922,1947]" pageId="31" pageNumber="182">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
resembles
|
||
<taxonomicName id="4C214D4FBA091C29FD2B128DFB98F814" box="[756,1024,1922,1947]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="31" pageNumber="182" phylum="Mollusca" rank="species" species="peruvianus">
|
||
<emphasis id="B955EADEBA091C29FD2B128DFB98F814" box="[756,1024,1922,1947]" italics="true" pageId="31" pageNumber="182">Leptochiton peruvianus</emphasis>
|
||
</taxonomicName>
|
||
but differs in having three aesthete pores in each aesthete group (seven in
|
||
<taxonomicName id="4C214D4FBA091C29FD9212A8FD70F830" box="[589,744,1959,1982]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="31" pageNumber="182" phylum="Mollusca" rank="species" species="peruvianus">
|
||
<emphasis id="B955EADEBA091C29FD9212A8FD70F830" box="[589,744,1959,1982]" italics="true" pageId="31" pageNumber="182">L. peruvianus</emphasis>
|
||
</taxonomicName>
|
||
), 16–17 ribs in dorsal scales (10 ribs in
|
||
<taxonomicName id="4C214D4FBA091C29FB6E12A8FAD4F830" box="[1201,1356,1959,1982]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="31" pageNumber="182" phylum="Mollusca" rank="species" species="peruvianus">
|
||
<emphasis id="B955EADEBA091C29FB6E12A8FAD4F830" box="[1201,1356,1959,1982]" italics="true" pageId="31" pageNumber="182">L. peruvianus</emphasis>
|
||
</taxonomicName>
|
||
), a tail valve narrower than the head valve (tail valve wider than head valve in
|
||
<taxonomicName id="4C214D4FBA091C29FC1212C4FBF0F86C" box="[973,1128,1995,2018]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="31" pageNumber="182" phylum="Mollusca" rank="species" species="peruvianus">
|
||
<emphasis id="B955EADEBA091C29FC1212C4FBF0F86C" box="[973,1128,1995,2018]" italics="true" pageId="31" pageNumber="182">L. peruvianus</emphasis>
|
||
</taxonomicName>
|
||
) and 5 gills arranged from valve VII to anus (11 gills arranged from valve V to anus in
|
||
<taxonomicName id="4C214D4FBA361C16FCED1596FC53FF3E" box="[818,971,153,176]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="32" pageNumber="183" phylum="Mollusca" rank="species" species="peruvianus">
|
||
<emphasis id="B955EADEBA361C16FCED1596FC53FF3E" box="[818,971,153,176]" italics="true" pageId="32" pageNumber="183">L. peruvianus</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
<taxonomicName id="4C214D4FBA361C16FC3D1598FB25FF3E" box="[994,1213,151,176]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="32" pageNumber="183" phylum="Mollusca" rank="species" species="linseae">
|
||
<emphasis id="B955EADEBA361C16FC3D1598FB25FF3E" box="[994,1213,151,176]" italics="true" pageId="32" pageNumber="183">Leptochiton linseae</emphasis>
|
||
</taxonomicName>
|
||
differs from the cooccuring
|
||
<taxonomicName id="4C214D4FBA361C16FF2015B2FE30FF5B" box="[255,424,188,213]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="32" pageNumber="183" phylum="Mollusca" rank="species" species="kerguelensis">
|
||
<emphasis id="B955EADEBA361C16FF2015B2FE30FF5B" box="[255,424,188,213]" italics="true" pageId="32" pageNumber="183">L. kerguelensis</emphasis>
|
||
</taxonomicName>
|
||
in having a tricuspidate dental cup of the major lateral tooth (bidentate in
|
||
<taxonomicName id="4C214D4FBA361C16FB3C15B2FA13FF5B" box="[1251,1419,188,213]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="32" pageNumber="183" phylum="Mollusca" rank="species" species="kerguelensis">
|
||
<emphasis id="B955EADEBA361C16FB3C15B2FA13FF5B" box="[1251,1419,188,213]" italics="true" pageId="32" pageNumber="183">L. kerguelensis</emphasis>
|
||
</taxonomicName>
|
||
), three aesthete pores (vs. one in
|
||
<taxonomicName id="4C214D4FBA361C16FDDC15EEFD35FF76" box="[515,685,223,248]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="32" pageNumber="183" phylum="Mollusca" rank="species" species="kerguelensis">
|
||
<emphasis id="B955EADEBA361C16FDDC15EEFD35FF76" box="[515,685,223,248]" italics="true" pageId="32" pageNumber="183">L. kerguelensis</emphasis>
|
||
</taxonomicName>
|
||
), 16–17 ribs in dorsal scales (vs. 8–9 ribs in
|
||
<taxonomicName id="4C214D4FBA361C16FB6815EEFAF9FF76" box="[1207,1377,223,248]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="32" pageNumber="183" phylum="Mollusca" rank="species" species="kerguelensis">
|
||
<emphasis id="B955EADEBA361C16FB6815EEFAF9FF76" box="[1207,1377,223,248]" italics="true" pageId="32" pageNumber="183">L. kerguelensis</emphasis>
|
||
</taxonomicName>
|
||
) and longitudinal rows of granules in central areas (vs. a striated surface in
|
||
<taxonomicName id="4C214D4FBA361C16FC76140AFBC9FE93" box="[937,1105,260,285]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="32" pageNumber="183" phylum="Mollusca" rank="species" species="kerguelensis">
|
||
<emphasis id="B955EADEBA361C16FC76140AFBC9FE93" box="[937,1105,260,285]" italics="true" pageId="32" pageNumber="183">L. kerguelensis</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |