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<document id="584CF017616A8E417D46C2790A87BB86" ID-CLB-Dataset="8566" ID-DOI="10.11646/zootaxa.4851.3.1" ID-GBIF-Dataset="1420a882-3007-4d6f-afbc-f486390b2215" ID-ISSN="1175-5326" ID-Zenodo-Dep="4407805" ID-ZooBank="D5837E58-53D6-4C51-A5C0-C96A31F26BC4" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1609434451215" checkinUser="plazi" docAuthor="Sirenko, Boris" docDate="2020" docId="03B2CD3FFFFE0C10BD992078CD3E3BDB" docLanguage="en" docName="zootaxa.4851.3.1.pdf" docOrigin="Zootaxa 4851 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Leptochiton opiparus" docType="treatment" docVersion="9" lastPageNumber="427" masterDocId="FF8BB547FFE70C0ABD0E277FCE5A395E" masterDocTitle="New Zealand and Australian species of the genus Leptochiton (Mollusca Polyplacophora)" masterLastPageNumber="449" masterPageNumber="401" pageNumber="426" updateTime="1698850723682" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="C80A03A7461B150D58D4F66B5C1CB4A9">New Zealand and Australian species of the genus Leptochiton (Mollusca Polyplacophora)</mods:title>
</mods:titleInfo>
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<mods:namePart id="9CED4172813B1227E69BB81D8BA9797B">Sirenko, Boris</mods:namePart>
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<mods:title id="358B3DDCD3E70B0E2A36C1B9E0EE7C90">Zootaxa</mods:title>
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<mods:part id="4023374C790B82F0744FD51EC73245E8">
<mods:date id="690BF182DC03BEA1F662A97784FAD07A">2020</mods:date>
<mods:detail id="1B87FDF0AE611CE7DB39C6E12F8B1180" type="pubDate">
<mods:number id="C3A2CC031B02E82260051671EE2B572C">2020-09-11</mods:number>
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<mods:number id="898C7DBD4C5EE00D98341E5E733D2C29">4851</mods:number>
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<mods:classification id="60F3A7E4DE5B833C45AC6B1B45968AA8">journal article</mods:classification>
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<mods:identifier id="74F04DAFCA3BD58CB06853596506C286" type="DOI">10.11646/zootaxa.4851.3.1</mods:identifier>
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<treatment id="03B2CD3FFFFE0C10BD992078CD3E3BDB" ID-DOI="http://doi.org/10.5281/zenodo.4408170" ID-GBIF-Taxon="177200560" ID-Zenodo-Dep="4408170" LSID="urn:lsid:plazi:treatment:03B2CD3FFFFE0C10BD992078CD3E3BDB" httpUri="http://treatment.plazi.org/id/03B2CD3FFFFE0C10BD992078CD3E3BDB" lastPageId="26" lastPageNumber="427" pageId="25" pageNumber="426">
<subSubSection id="C3012FA2FFFE0C13BD992078CC813E7C" box="[151,731,1799,1826]" pageId="25" pageNumber="426" type="nomenclature">
<paragraph id="8BA47C29FFFE0C13BD992078CC813E7C" blockId="25.[151,731,1799,1863]" box="[151,731,1799,1826]" pageId="25" pageNumber="426">
<heading id="D0ECCB45FFFE0C13BD992078CC813E7C" bold="true" box="[151,731,1799,1826]" fontSize="11" level="1" pageId="25" pageNumber="426" reason="1">
<taxonomicName id="4C1B07AAFFFE0C13BD992078CC813E7C" ID-CoL="7RVNK" authority="(Iredale &amp; Hull, 1925)" baseAuthorityName="Iredale &amp; Hull" baseAuthorityYear="1925" box="[151,731,1799,1826]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="25" pageNumber="426" phylum="Mollusca" rank="species" species="opiparus">
<emphasis id="B96FA03BFFFE0C13BD992078CC813E7C" bold="true" box="[151,731,1799,1826]" pageId="25" pageNumber="426">
<emphasis id="B96FA03BFFFE0C13BD992078CF723E7C" bold="true" box="[151,296,1799,1826]" italics="true" pageId="25" pageNumber="426">Leptochiton</emphasis>
cf.
<emphasis id="B96FA03BFFFE0C13BC5B2077CFE53E7C" bold="true" box="[341,447,1800,1826]" italics="true" pageId="25" pageNumber="426">opiparus</emphasis>
(Iredale &amp; Hull, 1925)
</emphasis>
</taxonomicName>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C3012FA2FFFE0C13BD992053CFF03E19" box="[151,426,1836,1863]" pageId="25" pageNumber="426" type="description">
<paragraph id="8BA47C29FFFE0C13BD992053CFF03E19" blockId="25.[151,731,1799,1863]" box="[151,426,1836,1863]" pageId="25" pageNumber="426">
(
<figureCitation id="132060ACFFFE0C13BD912053CF1E3E19" box="[159,324,1836,1863]" captionStart-0="FIGURE 32" captionStart-1="FIGURE 33" captionStart-2="FIGURE 34" captionStart-3="FIGURE 35" captionStartId-0="29.[151,250,1544,1568]" captionStartId-1="30.[151,250,1271,1295]" captionStartId-2="30.[151,250,1976,2000]" captionStartId-3="31.[151,250,1922,1946]" captionTargetBox-0="[174,1405,210,1457]" captionTargetBox-1="[209,1374,207,1208]" captionTargetBox-2="[213,1371,1424,1918]" captionTargetBox-3="[185,1423,182,1882]" captionTargetId-0="figure-15@29.[159,1429,181,1519]" captionTargetId-1="figure-32@30.[196,1391,181,1247]" captionTargetId-2="figure-78@30.[196,1391,1392,1953]" captionTargetId-3="figure-15@31.[164,1424,181,1898]" captionTargetPageId-0="29" captionTargetPageId-1="30" captionTargetPageId-2="30" captionTargetPageId-3="31" captionText-0="FIGURE 32. Leptochiton cf. opiparus, New Zealand, Kermadec Islands, NNE of Herald Islets, Raoul Island, BL 16 mm, (NMNZ M 222132). A. Valve I, dorsal view; B. Valve V, dorsal view; C. Valve VIII, dorsal view; D. Valve V, tegmentum sculpture in central area; E. Valve V, rostral view; F. Valve VIII, lateral view." captionText-1="FIGURE 33. Leptochiton cf. opiparus, New Zealand, Kermadec Islands, NNE of Herald Islets, Raoul Island, BL 16 mm, (NMNZ M 222132), A. Dorsal and ventral scales; B. Dorsal scales; C. Dorsal scales near suture; D. Marginal needle, dorsal and ventral scales." captionText-2="FIGURE 34. Leptochiton cf. opiparus, New Zealand, Kermadec Islands, NNE of Herald Islets, Raoul Island, BL 16 mm, (NMNZ M 222132). A. Central portion of radula from anterior part; B. Central and first lateral tooth of radula." captionText-3="FIGURE 35. Leptochiton cf. opiparus, New Zealand, Kermadec Islands, NNE of Herald Islets, Raoul Island, BL 16 mm, (NMNZ M 222132). A. Sutural needle; B, C. Dorsal scales; D. Marginal needle; E. Ventral scale from mid-girdle; F. Central and first lateral teeth; G. Head of major lateral tooth; H. Aesthete group in central area. Scale bar 100 μm (A–G)." figureDoi-0="http://doi.org/10.5281/zenodo.4407881" figureDoi-1="http://doi.org/10.5281/zenodo.4407883" figureDoi-2="http://doi.org/10.5281/zenodo.4407885" figureDoi-3="http://doi.org/10.5281/zenodo.4407887" httpUri-0="https://zenodo.org/record/4407881/files/figure.png" httpUri-1="https://zenodo.org/record/4407883/files/figure.png" httpUri-2="https://zenodo.org/record/4407885/files/figure.png" httpUri-3="https://zenodo.org/record/4407887/files/figure.png" pageId="25" pageNumber="426">Figures 32–35</figureCitation>
,
<figureCitation id="132060ACFFFE0C13BC5E2053CFFB3E19" box="[336,417,1836,1863]" captionStart="FIGURE 44" captionStartId="41.[151,250,1396,1420]" captionTargetBox="[172,1416,181,1373]" captionTargetId="figure-15@41.[172,1416,181,1373]" captionTargetPageId="41" captionText="FIGURE 44. Images of species of genus Leptochiton from New Zealand and Australia: A, B. L. cf. opiparus, New Zealand, Kermadec Islands, R/V Acheron, stn 1973312, 1188-1225 m, BL 16 mm, (NMNZ M 222132); C, D. L. marshalli n. sp., holotype, New Zealand, Three Kings Islands, Tasman Bay, Great Island, 6 m, BL 10.0 mm, (NMNZ M 117376); E, F. L. subantarcticus, New Zealand, Head of Pegasus Canyon, Pegasus Bay, 446 m, mud, BL 5.5 mm, (NMNZ M 152576); G, H. L. cf. laurae, New Zealand, South Island, SSE of Kaikoura, R/V James Cook, stn 1986020, 927–995 m, BL 10.5 mm, (NMNZ M 319764)." figureDoi="http://doi.org/10.5281/zenodo.4407905" httpUri="https://zenodo.org/record/4407905/files/figure.png" pageId="25" pageNumber="426">44A, B</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C3012FA2FFFE0C13BD99200BCAE73EED" pageId="25" pageNumber="426" type="materials_examined">
<paragraph id="8BA47C29FFFE0C13BD99200BCAE73EED" blockId="25.[151,1436,1908,2043]" pageId="25" pageNumber="426">
<emphasis id="B96FA03BFFFE0C13BD99200BCF243ED0" bold="true" box="[151,382,1908,1934]" pageId="25" pageNumber="426">Material examined.</emphasis>
<materialsCitation id="3B737674FFFE0C13BC8F200ACE9F3EEC" ID-GBIF-Occurrence="3027938304" collectionCode="R, V" country="New Zealand" county="Raoul Island" latitude="-29.2" location="Kermadec Islands" longLatPrecision="12" longitude="-177.82167" municipality="Herald Islets" pageId="25" pageNumber="426" specimenCount="1">
<collectingCountry id="F30C3CB9FFFE0C13BC8F200ACC4D3ED0" box="[385,535,1908,1935]" name="New Zealand" pageId="25" pageNumber="426">New Zealand</collectingCountry>
,
<location id="8EC42AF2FFFE0C13BF11200BCCB23ED0" LSID="urn:lsid:plazi:treatment:03B2CD3FFFFE0C10BD992078CD3E3BDB:8EC42AF2FFFE0C13BF11200BCCB23ED0" box="[543,744,1908,1934]" country="New Zealand" county="Raoul Island" latitude="-29.2" longLatPrecision="12" longitude="-177.82167" municipality="Herald Islets" name="Kermadec Islands" pageId="25" pageNumber="426">Kermadec Islands</location>
, NNE of
<collectingMunicipality id="6BC0E653FFFE0C13BE47200BCD8D3ED0" box="[841,983,1908,1934]" pageId="25" pageNumber="426">Herald Islets</collectingMunicipality>
,
<collectingCounty id="62C504A5FFFE0C13BEEE200BCA373ED0" box="[992,1133,1908,1934]" pageId="25" pageNumber="426">Raoul Island</collectingCounty>
,
<geoCoordinate id="EE2F1AEEFFFE0C13B978200BCAAD3ED0" box="[1142,1271,1908,1934]" degrees="29" direction="south" minutes="12.00" orientation="latitude" pageId="25" pageNumber="426" precision="9" value="-29.2">29°12.00’S</geoCoordinate>
,
<geoCoordinate id="EE2F1AEEFFFE0C13B80E200BCBC23ED0" box="[1280,1432,1908,1934]" degrees="177" direction="west" minutes="49.30" orientation="longitude" pageId="25" pageNumber="426" precision="9" value="-177.82167">177°49.30’W</geoCoordinate>
,
<collectionCode id="ED0AE4ECFFFE0C13BD9920E7CEF33EEC" box="[151,169,1944,1970]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="25" pageNumber="426">R</collectionCode>
/
<collectionCode id="ED0AE4ECFFFE0C13BDBC20E7CE9F3EEC" box="[178,197,1944,1970]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="25" pageNumber="426" type="Museum">V</collectionCode>
</materialsCitation>
<materialsCitation id="3B737674FFFE0C13BDC520E7CAE33EED" ID-GBIF-Occurrence="3027938302" box="[203,1209,1944,1971]" collectingDate="1973-05-04" collectionCode="NMNZ" country="New Zealand" elevation="1225" pageId="25" pageNumber="426" specimenCode="M 222132" specimenCount="1">
<taxonomicName id="4C1B07AAFFFE0C13BDC520E7CF743EEC" box="[203,302,1944,1970]" class="Insecta" family="Ascalaphidae" genus="Acheron" kingdom="Animalia" order="Neuroptera" pageId="25" pageNumber="401" phylum="Arthropoda" rank="genus">Acheron</taxonomicName>
, stn 1973312, 1188–
<quantity id="4CE3D1CCFFFE0C13BF1920E7CC373EED" box="[535,621,1944,1971]" metricMagnitude="3" metricUnit="m" metricValue="1.225" pageId="25" pageNumber="426" unit="m" value="1225.0">
<elevation id="00369B1AFFFE0C13BF1920E7CC373EED" box="[535,621,1944,1971]" metricMagnitude="3" metricUnit="m" metricValue="1.225" pageId="25" pageNumber="426" unit="m" value="1225.0">1225 m</elevation>
</quantity>
, 1 spm, BL
<quantity id="4CE3D1CCFFFE0C13BFFA20E7CD193EED" box="[756,835,1944,1971]" metricMagnitude="-2" metricUnit="m" metricValue="1.6" pageId="25" pageNumber="426" unit="mm" value="16.0">16 mm</quantity>
(
<collectionCode id="ED0AE4ECFFFE0C13BE5F20E7CDFF3EEC" box="[849,933,1944,1970]" country="New Zealand" httpUri="http://grbio.org/cool/fg7h-t7tk" name="Museum of New Zealand Te Papa Tongarewa" pageId="25" pageNumber="426" type="Museum">NMNZ</collectionCode>
<specimenCode id="DBBDD452FFFE0C13BEA220E6CA7E3EEC" box="[940,1060,1944,1971]" collectionCode="NMNZ" country="New Zealand" httpUri="http://grbio.org/cool/fg7h-t7tk" name="Museum of New Zealand Te Papa Tongarewa" pageId="25" pageNumber="426" type="Museum">M 222132</specimenCode>
),
<date id="FFA55AE9FFFE0C13B93620E7CAE33EED" box="[1080,1209,1944,1971]" pageId="25" pageNumber="426" value="1973-05-04">
<collectingDate id="EFE1A301FFFE0C13B93620E7CAE33EED" box="[1080,1209,1944,1971]" pageId="25" pageNumber="426" value="1973-05-04">05.04.1973</collectingDate>
</date>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C3012FA2FFFE0C10BDC920C3CD3E3BDB" lastPageId="26" lastPageNumber="427" pageId="25" pageNumber="426" type="discussion">
<paragraph id="8BA47C29FFFE0C10BDC920C3CF9738D7" blockId="25.[151,1436,1908,2043]" lastBlockId="26.[151,1437,150,645]" lastPageId="26" lastPageNumber="427" pageId="25" pageNumber="426">
<emphasis id="B96FA03BFFFE0C13BDC920C3CF613E88" bold="true" box="[199,315,1980,2006]" pageId="25" pageNumber="426">Remarks.</emphasis>
This specimen from Kermadec Islands belongs to the group of
<taxonomicName id="4C1B07AAFFFE0C13BEF620C3CAB93E88" authorityName="Dall" authorityYear="1878" box="[1016,1251,1980,2006]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="25" pageNumber="426" phylum="Mollusca" rank="species" species="belknapi">
<emphasis id="B96FA03BFFFE0C13BEF620C3CAB93E88" box="[1016,1251,1980,2006]" italics="true" pageId="25" pageNumber="426">Leptochiton belknapi</emphasis>
</taxonomicName>
as characterized by
<bibRefCitation id="EF8A01D8FFFE0C13BDB4209FCF3F3EA5" author="Sirenko, B. I." box="[186,357,2016,2043]" pageId="25" pageNumber="426" pagination="151 - 202" refId="ref19002" refString="Sirenko, B. I. (2015) Shallow and deep-sea chitons of the genus Leptochiton Gray, 1847 (Mollusca: Polyplacophora: Lepidopleurida) from Peruvian and Chilean waters. Zootaxa, 4033 (2), 151 - 202. https: // doi. org / 10.11646 / zootaxa. 4033.2.1" type="journal article" year="2015">Sirenko (2015)</bibRefCitation>
. The sculpture and shape of the valves of the present specimen are very similar to the description of
<taxonomicName id="4C1B07AAFFFD0C10BDB827E8CF6339EE" baseAuthorityName="Iredale &amp; Hull" baseAuthorityYear="1925" box="[182,313,151,176]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="opiparus">
<emphasis id="B96FA03BFFFD0C10BDB827E8CF6339EE" box="[182,313,151,176]" italics="true" pageId="26" pageNumber="427">L. opiparus</emphasis>
</taxonomicName>
given by Iredale &amp; Hull (1925). The current identification is tentative as a conclusive decision will only be possible after a detailed study of the nominal species. The present specimen has 13 gills on both sides. The whole tegmentum is sculptured with small quincuncially arranged granules. Each granule has five aesthetes. The dorsal girdle scales show several very weak riblets. The radula has a broad central tooth and a unidentate cusp of the major lateral tooth with a very small rudiment of an inner denticle. The specimen differs from
<taxonomicName id="4C1B07AAFFFD0C10B9A52658CB7D381F" authorityName="Dall" authorityYear="1878" box="[1195,1319,295,321]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="belknapi">
<emphasis id="B96FA03BFFFD0C10B9A52658CB7D381F" box="[1195,1319,295,321]" italics="true" pageId="26" pageNumber="427">L. belknapi</emphasis>
</taxonomicName>
by having five aesthetes in each granule (vs. three in
<taxonomicName id="4C1B07AAFFFD0C10BF7F2634CCB4383B" authorityName="Dall" authorityYear="1878" box="[625,750,331,357]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="belknapi">
<emphasis id="B96FA03BFFFD0C10BF7F2634CCB4383B" box="[625,750,331,357]" italics="true" pageId="26" pageNumber="427">L. belknapi</emphasis>
</taxonomicName>
), several very weak riblets at the dorsal girdle scales (vs. 1–3 distinct ribs in
<taxonomicName id="4C1B07AAFFFD0C10BC302610CFE638D7" authorityName="Dall" authorityYear="1878" box="[318,444,367,393]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="belknapi">
<emphasis id="B96FA03BFFFD0C10BC302610CFE638D7" box="[318,444,367,393]" italics="true" pageId="26" pageNumber="427">L. belknapi</emphasis>
</taxonomicName>
).
</paragraph>
<paragraph id="8BA47C29FFFD0C10BDC926ECCB0C3B47" blockId="26.[151,1437,150,645]" pageId="26" pageNumber="427">
The specimen from Kermadec is similar to
<taxonomicName id="4C1B07AAFFFD0C10BFA026ECCD8538F3" authority="Sirenko, 2015" authorityName="Sirenko" authorityYear="2015" box="[686,991,402,429]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="sigwartae">
<emphasis id="B96FA03BFFFD0C10BFA026ECCD6038F2" box="[686,826,403,428]" italics="true" pageId="26" pageNumber="427">L. sigwartae</emphasis>
<bibRefCitation id="EF8A01D8FFFD0C10BE4F26ECCD8538F3" author="Sirenko, B. I." box="[833,991,402,429]" pageId="26" pageNumber="427" pagination="151 - 202" refId="ref19002" refString="Sirenko, B. I. (2015) Shallow and deep-sea chitons of the genus Leptochiton Gray, 1847 (Mollusca: Polyplacophora: Lepidopleurida) from Peruvian and Chilean waters. Zootaxa, 4033 (2), 151 - 202. https: // doi. org / 10.11646 / zootaxa. 4033.2.1" type="journal article" year="2015">Sirenko, 2015</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="4C1B07AAFFFD0C10B91B26ECCB0038F3" authority="Sirenko, 2015" authorityName="Sirenko" authorityYear="2015" box="[1045,1370,402,429]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="mutschkeae">
<emphasis id="B96FA03BFFFD0C10B91B26ECCAEC38F3" box="[1045,1206,403,429]" italics="true" pageId="26" pageNumber="427">L. mutschkeae</emphasis>
<bibRefCitation id="EF8A01D8FFFD0C10B9B326ECCB0038F3" author="Sirenko, B. I." box="[1213,1370,402,429]" pageId="26" pageNumber="427" pagination="151 - 202" refId="ref19002" refString="Sirenko, B. I. (2015) Shallow and deep-sea chitons of the genus Leptochiton Gray, 1847 (Mollusca: Polyplacophora: Lepidopleurida) from Peruvian and Chilean waters. Zootaxa, 4033 (2), 151 - 202. https: // doi. org / 10.11646 / zootaxa. 4033.2.1" type="journal article" year="2015">Sirenko, 2015</bibRefCitation>
</taxonomicName>
(both from off
<collectingCountry id="F30C3CB9FFFD0C10BDF426C8CF62388C" box="[250,312,439,466]" name="Chile" pageId="26" pageNumber="427">Chile</collectingCountry>
) but differs from
<taxonomicName id="4C1B07AAFFFD0C10BCF226C8CCDD388E" authorityName="Sirenko" authorityYear="2015" box="[508,647,439,464]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="sigwartae">
<emphasis id="B96FA03BFFFD0C10BCF226C8CCDD388E" box="[508,647,439,464]" italics="true" pageId="26" pageNumber="427">L. sigwartae</emphasis>
</taxonomicName>
by having a convex anterior margin of intermediate valve (vs. concave in
<taxonomicName id="4C1B07AAFFFD0C10BDBA26A4CF1A38AA" authorityName="Sirenko" authorityYear="2015" box="[180,320,475,500]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="sigwartae">
<emphasis id="B96FA03BFFFD0C10BDBA26A4CF1A38AA" box="[180,320,475,500]" italics="true" pageId="26" pageNumber="427">L. sigwartae</emphasis>
</taxonomicName>
), wide dorsal girdle scales with several very weak riblets (narrow scales with two distinct ribs in
<taxonomicName id="4C1B07AAFFFD0C10B88826A4CF5F3B46" authorityName="Sirenko" authorityYear="2015" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="sigwartae">
<emphasis id="B96FA03BFFFD0C10B88826A4CF5F3B46" italics="true" pageId="26" pageNumber="427">L. sigwartae</emphasis>
</taxonomicName>
), the head valve wider than the tail valve (vs. head valve narrower than tail valve in
<taxonomicName id="4C1B07AAFFFD0C10B9B72680CB1F3B46" authorityName="Sirenko" authorityYear="2015" box="[1209,1349,511,536]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="sigwartae">
<emphasis id="B96FA03BFFFD0C10B9B72680CB1F3B46" box="[1209,1349,511,536]" italics="true" pageId="26" pageNumber="427">L. sigwartae</emphasis>
</taxonomicName>
).
</paragraph>
<paragraph id="8BA47C29FFFD0C10BDC9255CCD3E3BDB" blockId="26.[151,1437,150,645]" pageId="26" pageNumber="427">
The Kermadec specimen differs from
<taxonomicName id="4C1B07AAFFFD0C10BF7F255CCD4B3B63" authorityName="Sirenko" authorityYear="2015" box="[625,785,547,573]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="mutschkeae">
<emphasis id="B96FA03BFFFD0C10BF7F255CCD4B3B63" box="[625,785,547,573]" italics="true" pageId="26" pageNumber="427">L. mutschkeae</emphasis>
</taxonomicName>
by having a major lateral tooth with a big, unicuspid head with a very small rudiment of an inner denticle (vs. without rudiment at inner edge in
<taxonomicName id="4C1B07AAFFFD0C10B9522538CAA73B3F" authorityName="Sirenko" authorityYear="2015" box="[1116,1277,583,609]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="mutschkeae">
<emphasis id="B96FA03BFFFD0C10B9522538CAA73B3F" box="[1116,1277,583,609]" italics="true" pageId="26" pageNumber="427">L. mutschkeae</emphasis>
</taxonomicName>
), several very weak riblets in dorsal girdle scales (vs. 2 ribs in
<taxonomicName id="4C1B07AAFFFD0C10BFBA2514CD0E3BDB" authorityName="Sirenko" authorityYear="2015" box="[692,852,619,645]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="26" pageNumber="427" phylum="Mollusca" rank="species" species="mutschkeae">
<emphasis id="B96FA03BFFFD0C10BFBA2514CD0E3BDB" box="[692,852,619,645]" italics="true" pageId="26" pageNumber="427">L. mutschkeae</emphasis>
</taxonomicName>
).
</paragraph>
</subSubSection>
</treatment>
</document>
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