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<document id="83CED8D5C2F12983ADE59F9B63084EAA" ID-CLB-Dataset="30034" ID-DOI="10.11646/zootaxa.4422.3.1" ID-GBIF-Dataset="d3ab996a-3124-4733-93fd-7eadcacdc179" ID-ISSN="1175-5326" ID-Zenodo-Dep="1253051" ID-ZooBank="225024A4-A643-4F17-9A8D-4905DC236330" IM.bibliography_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" checkinTime="1527237525417" checkinUser="plazi" docAuthor="Sirenko, Boris" docDate="2018" docId="985187DAFFA3FFECFF342908FD4CFE55" docLanguage="en" docName="zootaxa.4422.3.1.pdf.imf" docOrigin="Zootaxa 4422 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Leptochiton wui Sirenko 2018, n. sp." docType="treatment" docVersion="8" lastPageNumber="325" masterDocId="6468FFA2FFB6FFF4FFA32C27FFEFFFDD" masterDocTitle="Taiwanese deep-water chitons (Mollusca: Polyplacophora) and survey of chiton fauna of Taiwan" masterLastPageNumber="344" masterPageNumber="301" pageNumber="322" updateTime="1698545185885" updateUser="ExternalLinkService">
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<mods:title id="220095D63628D1F3ACBEB47C84997116">Taiwanese deep-water chitons (Mollusca: Polyplacophora) and survey of chiton fauna of Taiwan</mods:title>
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<mods:namePart id="364D326144D8FD2F703945882665CA1C">Sirenko, Boris</mods:namePart>
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<mods:date id="794D1DC0380B5B553AA35320028C87E9">2018</mods:date>
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<treatment id="985187DAFFA3FFECFF342908FD4CFE55" ID-DOI="http://doi.org/10.5281/zenodo.5946649" ID-GBIF-Taxon="144128812" ID-Zenodo-Dep="5946649" LSID="urn:lsid:plazi:treatment:985187DAFFA3FFECFF342908FD4CFE55" httpUri="http://treatment.plazi.org/id/985187DAFFA3FFECFF342908FD4CFE55" lastPageId="24" lastPageNumber="325" pageId="21" pageNumber="322">
<subSubSection id="58E26547FFA3FFE1FF342908FE6BFAB6" pageId="21" pageNumber="322" type="nomenclature">
<paragraph id="104736CCFFA3FFE1FF342908FE4AFA97" blockId="21.[151,421,1327,1387]" box="[151,421,1327,1354]" pageId="21" pageNumber="322">
<heading id="4B0F81A0FFA3FFE1FF342908FE4AFA97" bold="true" box="[151,421,1327,1354]" fontSize="11" level="1" pageId="21" pageNumber="322" reason="1">
<emphasis id="228CEADEFFA3FFE1FF342908FE4AFA97" bold="true" box="[151,421,1327,1354]" pageId="21" pageNumber="322">
<taxonomicName id="D7F84D4FFFA3FFE1FF342908FEB4FA94" authority="Sirenko, 2018" authorityName="Sirenko" authorityYear="2018" box="[151,347,1327,1353]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="21" pageNumber="322" phylum="Mollusca" rank="species" species="wui" status="sp. nov.">
<emphasis id="228CEADEFFA3FFE1FF342908FEB4FA94" bold="true" box="[151,347,1327,1353]" italics="true" pageId="21" pageNumber="322">Leptochiton wui</emphasis>
</taxonomicName>
<taxonomicNameLabel id="39BF57A5FFA3FFE1FEC12917FE4AFA97" box="[354,421,1328,1354]" pageId="21" pageNumber="322" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="104736CCFFA3FFE1FF342975FE6BFAB6" blockId="21.[151,421,1327,1387]" box="[151,388,1362,1387]" pageId="21" pageNumber="322">
(
<figureCitation id="88C32A49FFA3FFE1FF3C2975FECFFAB6" box="[159,288,1362,1387]" captionStart-0="FIGURE 26" captionStart-1="FIGURE 27" captionStart-2="FIGURE 28" captionStartId-0="25.[151,250,1834,1856]" captionStartId-1="26.[151,250,1240,1262]" captionStartId-2="27.[151,250,1539,1561]" captionTargetBox-0="[183,1396,416,1801]" captionTargetBox-1="[185,1397,184,1225]" captionTargetBox-2="[192,1402,433,1494]" captionTargetId-0="figure@25.[179,1407,411,1812]" captionTargetId-1="figure@26.[180,1407,181,1237]" captionTargetId-2="figure@27.[180,1407,411,1517]" captionTargetPageId-0="25" captionTargetPageId-1="26" captionTargetPageId-2="27" captionText-0="FIGURE 26. Leptосhitоn wui n.sp., holotype, Таiwаn, stn CP58, ВL 6.5 mm: А. Vаlve I, dorsаl view; В. Vаlve V, dorsаl view; C. Vаlve VIII, dorsаl view; D. Vаlve IV, ventrаl view; E. Vаlve V, detаil of tegmentum in centrаl аreа; F. Vаlve V, rostrаl view; G. Vаlve VIII, lаterаl view." captionText-1="FIGURE 27. Leptосhitоn wui n.sp., holotype, Таiwаn, stn CP58, ВL 6.5 mm: А. Dorsаl scаles, mаrginаl needles аnd ventrаl scаles; В. Dorsаl scаles in suture; C. Dorsаl scаles; D. Rаdulа." captionText-2="FIGURE 28. Leptосhitоn wui n.sp., holotype, Таiwаn, stn CP58, ВL 6.5 mm: А. Suturаl needle; В. Suturаl scаle; C. Dorsаl scаle; D. Ribbed mаrginаl needle; E. Smooth mаrginаl needle; F. Ventrаl scаle neаr mаrgin; G. Ventrаl scаle in centrаl pаrt; H. Heаd of mаjor lаterаl tooth of rаdulа; I. Centrаl аnd lаterаl teeth of rаdulа; J. Аesthete group in centrаl аreа. Scаle bаr 100 µm (А–I)." httpUri-0="https://zenodo.org/record/1253104/files/figure.png" httpUri-1="https://zenodo.org/record/1253106/files/figure.png" httpUri-2="https://zenodo.org/record/1253109/files/figure.png" pageId="21" pageNumber="322">Figs 26–28</figureCitation>
,
<figureCitation id="88C32A49FFA3FFE1FE882975FE93FAB6" box="[299,380,1362,1387]" captionStart="FIGURE 36" captionStartId="35.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1617]" captionTargetId="figure@35.[151,1436,193,1617]" captionTargetPageId="35" captionText="FIGURE 36. Complete specimens of species of genus Leptосhitоn: А. L. sp., Таiwаn, stn CP38, ВL 14 mm; В, C. L. wui. n. sp., holotype, Таiwаn, stn CP58, ВL 6.5 mm; D. L. lоngisetоsus, Таiwаn, stn CP38, ВL 8.5 mm; E, F. L. соnsimilis, Таiwаn, stn CP53, ВL 7.7 mm; G, H. L. bergenhayni, Таiwаn, stn CP81, ВL 7.5 mm; А, В, D, E, G. Dorsаl views. C, F, H. Lаterаl views. Scаle bаrs 2 mm." httpUri="https://zenodo.org/record/1253125/files/figure.png" pageId="21" pageNumber="322">36B, C</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA3FFE1FF3429BDFD83F9C2" pageId="21" pageNumber="322" type="materials_examined">
<paragraph id="104736CCFFA3FFE1FF3429BDFAEEFA0A" blockId="21.[151,1436,1434,2035]" pageId="21" pageNumber="322">
<emphasis id="228CEADEFFA3FFE1FF3429BDFEA9FA6E" bold="true" box="[151,326,1434,1459]" pageId="21" pageNumber="322">Type material.</emphasis>
Holotype (MNHN IM-2000-33788) now disarticulated consisting of SEM stub of valves I, IV, V, VIII, part of perinotum and radula, mount of part of perinotum and radula and vial with other valves.
</paragraph>
<paragraph id="104736CCFFA3FFE1FF6429C5FD83F9C2" blockId="21.[151,1436,1434,2035]" pageId="21" pageNumber="322">
<emphasis id="228CEADEFFA3FFE1FF6429C5FE85FA26" bold="true" box="[199,362,1506,1531]" pageId="21" pageNumber="322">
<typeStatus id="CF43886EFFA3FFE1FF6429C5FEEDFA26" box="[199,258,1506,1531]" pageId="21" pageNumber="322">Type</typeStatus>
locality.
</emphasis>
<collectingCountry id="68EF765CFFA3FFE1FED629C5FE25FA26" box="[373,458,1506,1531]" name="Taiwan" pageId="21" pageNumber="322">Taiwan</collectingCountry>
, off Tashi,
<geoCoordinate id="75CC500BFFA3FFE1FDF729C5FD23FA26" box="[596,716,1506,1531]" direction="north" orientation="latitude" pageId="21" pageNumber="322" precision="92" value="24.585">24°35.1’N</geoCoordinate>
,
<geoCoordinate id="75CC500BFFA3FFE1FD7F29C5FCB0FA26" box="[732,863,1506,1531]" direction="east" orientation="longitude" pageId="21" pageNumber="322" precision="92" value="122.096664">122°05.8’E</geoCoordinate>
,
<quantity id="D7009B29FFA3FFE1FCCC29C4FC54FA27" box="[879,955,1507,1531]" metricMagnitude="2" metricUnit="m" metricValue="2.21" pageId="21" pageNumber="322" unit="m" value="221.0">221 m</quantity>
(Fishing Boat “
<emphasis id="228CEADEFFA3FFE1FBD829C5FA66FA26" box="[1147,1417,1506,1531]" italics="true" pageId="21" pageNumber="322">Chung Tung Long N26</emphasis>
”, “
<collectingCountry id="68EF765CFFA3FFE1FF032A20FEE0F9C2" box="[160,271,1543,1567]" name="Taiwan" pageId="21" pageNumber="322">TAIWAN</collectingCountry>
2000”, stn CP58,
<date id="6446100CFFA3FFE1FE7E2A20FD8FF9C2" box="[477,608,1543,1567]" pageId="21" pageNumber="322" value="2000-04-08">04.08.2000</date>
).
</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA3FFE1FF642A0DFAB2F99F" box="[199,1373,1578,1603]" pageId="21" pageNumber="322" type="etymology">
<paragraph id="104736CCFFA3FFE1FF642A0DFAB2F99F" blockId="21.[151,1436,1434,2035]" box="[199,1373,1578,1603]" pageId="21" pageNumber="322">
<emphasis id="228CEADEFFA3FFE1FF642A0DFEA1F99E" bold="true" box="[199,334,1578,1603]" pageId="21" pageNumber="322">Etymology.</emphasis>
Named in honour of Dr. Shi-Kuei Wu (UCM) who has studied chitons of
<collectingCountry id="68EF765CFFA3FFE1FB2E2A0DFB30F99E" box="[1165,1247,1578,1603]" name="Taiwan" pageId="21" pageNumber="322">Taiwan</collectingCountry>
and
<collectingCountry id="68EF765CFFA3FFE1FAB52A0CFAB6F99F" box="[1302,1369,1579,1602]" name="Japan" pageId="21" pageNumber="322">Japan</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA3FFE1FF642A69FCF5F9BA" box="[199,794,1614,1639]" pageId="21" pageNumber="322" type="materials_examined">
<paragraph id="104736CCFFA3FFE1FF642A69FCF5F9BA" blockId="21.[151,1436,1434,2035]" box="[199,794,1614,1639]" pageId="21" pageNumber="322">
<emphasis id="228CEADEFFA3FFE1FF642A69FE5FF9BA" bold="true" box="[199,432,1614,1639]" pageId="21" pageNumber="322">Material examined.</emphasis>
Known only from the holotype.
</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA3FFE1FF642A55FDBCF957" box="[199,595,1650,1675]" pageId="21" pageNumber="322" type="distribution">
<paragraph id="104736CCFFA3FFE1FF642A55FDBCF957" blockId="21.[151,1436,1434,2035]" box="[199,595,1650,1675]" pageId="21" pageNumber="322">
<emphasis id="228CEADEFFA3FFE1FF642A55FE8FF956" bold="true" box="[199,352,1650,1675]" pageId="21" pageNumber="322">Distribution.</emphasis>
Near
<collectingCountry id="68EF765CFFA3FFE1FE062A55FE15F956" box="[421,506,1650,1675]" name="Taiwan" pageId="21" pageNumber="322">Taiwan</collectingCountry>
,
<specimenCount id="06FEFD45FFA3FFE1FDA62A54FDBCF957" box="[517,595,1651,1675]" pageId="21" pageNumber="322" type="generic">
<quantity id="D7009B29FFA3FFE1FDA62A54FDA0F957" box="[517,591,1651,1675]" metricMagnitude="2" metricUnit="m" metricValue="2.21" pageId="21" pageNumber="322" unit="m" value="221.0">221 m</quantity>
.
</specimenCount>
</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA3FFE1FF642AB1FCBCF8BE" pageId="21" pageNumber="322" type="diagnosis">
<paragraph id="104736CCFFA3FFE1FF642AB1FCBCF8BE" blockId="21.[151,1436,1434,2035]" pageId="21" pageNumber="322">
<emphasis id="228CEADEFFA3FFE1FF642AB1FEAEF972" bold="true" box="[199,321,1686,1711]" pageId="21" pageNumber="322">Diagnosis.</emphasis>
Animal of small size, lowly elevated, valves carinated, not beaked, mucro of tail valve anterior, lateral areas of intermediate valves not raised, tegmentum of central areas of intermediate valves and antemucronal areas of tail valve sculptured with longitudinal rows of small granules, tegmentum of head valve, lateral and postmucronal areas sculptured with radial rows of small granules, each granule with 7–9 aesthetes, dorsal scales elongate sculptured with 7–9 longitudinal ribs, on one side, central teeth of radula rather long with straight sides, major lateral teeth with tridentate cusp, four gills on each side.
</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA3FFE3FF642B49FC5BF8F1" lastPageId="23" lastPageNumber="324" pageId="21" pageNumber="322" type="description">
<paragraph id="104736CCFFA3FFE1FF642B49FCD7F876" blockId="21.[151,1436,1434,2035]" pageId="21" pageNumber="322">
<emphasis id="228CEADEFFA3FFE1FF642B49FEB6F85A" bold="true" box="[199,345,1902,1927]" pageId="21" pageNumber="322">Description.</emphasis>
<typeStatus id="CF43886EFFA3FFE1FEC62B49FE22F85A" box="[357,461,1902,1927]" pageId="21" pageNumber="322" type="holotype">Holotype</typeStatus>
(BL
<quantity id="D7009B29FFA3FFE1FDB52B49FD9BF85A" box="[534,628,1902,1927]" metricMagnitude="-3" metricUnit="m" metricValue="6.5" pageId="21" pageNumber="322" unit="mm" value="6.5">6.5 mm</quantity>
) elongate oval in outline, shell carinated, low elevated in valve V (elevation ratio 0.34) not beaked, tegmentum white in color.
</paragraph>
<paragraph id="104736CCFFA3FFE2FF342B91FB47FF6D" blockId="21.[151,1436,1434,2035]" lastBlockId="22.[151,1436,151,320]" lastPageId="22" lastPageNumber="323" pageId="21" pageNumber="322">Head valve semicircular, posterior margin v-shaped, intermediate valves broadly rectangular with straight side slopes, anterior margin slightly emarginated, posterior margin straight, not beaked, lateral areas not raised, tail valve semicircular, narrower than head valve, mucro anterior, posterior slope almost straight.</paragraph>
<paragraph id="104736CCFFA0FFE2FF642C9AFD7DFE9D" blockId="22.[151,1436,151,320]" pageId="22" pageNumber="323">Tegmentum finely granulose, head valve, lateral areas of intermediate valves and postmucronal area of tail valve sculptured with noticeable radial rows of granules, central area of intermediate valves and antemucronal area of tail valve sculptured with longitudinal rows of granules (42 rows in central area of intermediate valve), aesthete pores on each granule seven more often nine.</paragraph>
<caption id="44876644FFA0FFE2FF342B7CFE63F873" httpUri="https://zenodo.org/record/1253098/files/figure.png" pageId="22" pageNumber="323" startId="22.[151,250,1883,1905]" targetBox="[191,1397,385,1851]" targetPageId="22">
<paragraph id="104736CCFFA0FFE2FF342B7CFE63F873" blockId="22.[151,1437,1883,1966]" pageId="22" pageNumber="323">
<emphasis id="228CEADEFFA0FFE2FF342B7CFECEF8AD" bold="true" box="[151,289,1883,1905]" pageId="22" pageNumber="323">FIGURE 23.</emphasis>
<emphasis id="228CEADEFFA0FFE2FE8B2B7CFDC0F8AC" box="[296,559,1883,1905]" italics="true" pageId="22" pageNumber="323">
Leptосhitоn
<taxonomicName id="D7F84D4FFFA0FFE2FE0B2B7CFDC0F8AC" baseAuthorityName="Wu &amp; Okutani" baseAuthorityYear="1984" box="[424,559,1883,1905]" class="Polyplacophora" family="Leptochitonidae" genus="Hanleyella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="22" pageNumber="323" phylum="Mollusca" rank="species" species="torishimensis">tоrishimensis</taxonomicName>
</emphasis>
, Таiwаn, stn CP76, ВL 8.2 mm: А. Vаlve I, dorsаl view; В. Vаlve V, dorsаl view; C. Vаlve VIII, dorsаl view; D. Vаlve IV, ventrаl view; E. Vаlve V, detаil of tegmentum in centrаl аreа; F. Vаlve V, rostrаl view; G. Vаlve VIII, lаterаl view.
</paragraph>
</caption>
<caption id="44876644FFA1FFE3FF342920FB45FAE1" httpUri="https://zenodo.org/record/1253100/files/figure.png" pageId="23" pageNumber="324" startId="23.[151,250,1287,1309]" targetBox="[185,1397,206,1251]" targetPageId="23">
<paragraph id="104736CCFFA1FFE3FF342920FB45FAE1" blockId="23.[151,1436,1287,1340]" pageId="23" pageNumber="324">
<emphasis id="228CEADEFFA1FFE3FF342920FEF0FAC1" bold="true" box="[151,287,1287,1309]" pageId="23" pageNumber="324">FIGURE 24.</emphasis>
<emphasis id="228CEADEFFA1FFE3FE872920FDC5FAC0" box="[292,554,1287,1309]" italics="true" pageId="23" pageNumber="324">
Leptосhitоn
<taxonomicName id="D7F84D4FFFA1FFE3FE002920FDC5FAC0" baseAuthorityName="Wu &amp; Okutani" baseAuthorityYear="1984" box="[419,554,1287,1309]" class="Polyplacophora" family="Leptochitonidae" genus="Hanleyella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="23" pageNumber="324" phylum="Mollusca" rank="species" species="torishimensis">tоrishimensis</taxonomicName>
</emphasis>
, Таiwаn, stn CP76, ВL 8.2 mm: А. Vаlve VIII, mucro; В. Dorsаl scаles аnd needles; C. Dorsаl scаles аnd needles, mаrginаl needles аnd ventrаl scаles; D. Ventrаl scаles аnd mаrginаl needles.
</paragraph>
</caption>
<paragraph id="104736CCFFA1FFE3FF642944FE49FA7D" blockId="23.[151,1437,1379,2016]" pageId="23" pageNumber="324">Articulamentum moderately developed, apophyses short, widely separated triangular in valves II–VII and trapezoidal in tail valve.</paragraph>
<paragraph id="104736CCFFA1FFE3FF64298CFF21F9AA" blockId="23.[151,1437,1379,2016]" pageId="23" pageNumber="324">
Girdle narrow, ca.
<quantity id="D7009B29FFA1FFE3FE0A298BFDEAFA1E" box="[425,517,1452,1476]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="23" pageNumber="324" unit="mm" value="0.3">0.3 mm</quantity>
in width near valve V, densely clothed with elongated scales (
<date id="6446100CFFA1FFE3FB5C298CFA8FFA19" box="[1279,1376,1451,1476]" pageId="23" pageNumber="324" value="1953-10-21">53 x 21</date>
µm) sculptured with 7–9 fine riblets, and interspersed with slender, smooth needles (102
<date id="6446100CFFA1FFE3FBE229F7FB9DFA3A" box="[1089,1138,1487,1511]" pageId="23" pageNumber="324" value="2010-10">x 10</date>
µm). Intersegmental areas with longer scales (
<date id="6446100CFFA1FFE3FED329D4FE2BF9D1" box="[368,452,1523,1548]" pageId="23" pageNumber="324" value="1968-10-21">68 x 21</date>
µm) of the same
<typeStatus id="CF43886EFFA1FFE3FD2B29D3FD57F9D1" box="[648,696,1524,1548]" pageId="23" pageNumber="324">type</typeStatus>
as main dorsal armature, and long smooth needles (100
<date id="6446100CFFA1FFE3FA8D29D3FAB0F9D1" box="[1326,1375,1524,1548]" pageId="23" pageNumber="324" value="2010-10">x 10</date>
µm). Marginal needles of two kinds: long, smooth (
<date id="6446100CFFA1FFE3FD0E2A30FCE8F9F2" box="[685,775,1559,1584]" pageId="23" pageNumber="324" value="1985-10-10">85 x 10</date>
µm) and ribbed (
<date id="6446100CFFA1FFE3FC772A30FBC1F9F2" box="[980,1070,1559,1584]" pageId="23" pageNumber="324" value="1995-10-20">95 x 20</date>
µm). Ventral side covered with imbricated, elongate, striated scales (
<date id="6446100CFFA1FFE3FD942A1CFD62F989" box="[567,653,1595,1620]" pageId="23" pageNumber="324" value="1960-10-19">60 x 19</date>
µm), one row near outer margin occupied with larger scales (
<date id="6446100CFFA1FFE3FAE52A1BFA73F989" box="[1350,1436,1596,1620]" pageId="23" pageNumber="324" value="1970-10-13">70 x 13</date>
µm).
</paragraph>
<paragraph id="104736CCFFA1FFE3FF642AA3FBF5F946" blockId="23.[151,1437,1379,2016]" box="[199,1050,1667,1692]" pageId="23" pageNumber="324">Four gills of equal size on each side, extending from valve VII to near anus.</paragraph>
<paragraph id="104736CCFFA1FFE3FF642A80FE8DF8D5" blockId="23.[151,1437,1379,2016]" pageId="23" pageNumber="324">
<materialsCitation id="A0903C91FFA1FFE3FF642A80FE8DF8D5" ID-GBIF-Occurrence="1845064163" location="Central" pageId="23" pageNumber="324" specimenCount="1" stateProvince="Central" typeStatus="holotype">
Radula of the
<typeStatus id="CF43886EFFA1FFE3FED92A80FE33F91D" box="[378,476,1703,1728]" pageId="23" pageNumber="324" type="holotype">holotype</typeStatus>
<quantity id="D7009B29FFA1FFE3FE492A80FDA7F962" box="[490,584,1703,1728]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="23" pageNumber="324" unit="mm" value="2.5">2.5 mm</quantity>
long with 31 transverse rows of mature teeth.
<collectingRegion id="D23CF82EFFA1FFE3FB322A80FB0CF91D" box="[1169,1251,1703,1728]" country="Solomon Islands" name="Central" pageId="23" pageNumber="324">Central</collectingRegion>
teeth elongate, rectangular with straight side and narrow blade on top, head of major lateral teeth short, tricuspid, median denticle larger than others.
</materialsCitation>
</paragraph>
<paragraph id="104736CCFFA1FFE3FF642B33FC5BF8F1" blockId="23.[151,1437,1379,2016]" box="[199,948,1811,1836]" pageId="23" pageNumber="324">Gut contents containing cellulose woody material of brown colour.</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA1FFE3FF642B10FB3CF861" pageId="23" pageNumber="324" type="discussion">
<paragraph id="104736CCFFA1FFE3FF642B10FB3CF861" blockId="23.[151,1437,1379,2016]" pageId="23" pageNumber="324">
<emphasis id="228CEADEFFA1FFE3FF642B10FED4F88D" bold="true" box="[199,315,1847,1872]" pageId="23" pageNumber="324">Remarks.</emphasis>
<taxonomicName id="D7F84D4FFFA1FFE3FEEB2B10FDEBF892" authority="Sirenko, 2018" authorityName="Sirenko" authorityYear="2018" box="[328,516,1847,1872]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="23" pageNumber="324" phylum="Mollusca" rank="species" species="wui" status="sp. nov.">
<emphasis id="228CEADEFFA1FFE3FEEB2B10FDEBF892" box="[328,516,1847,1872]" italics="true" pageId="23" pageNumber="324">Leptochiton wui</emphasis>
</taxonomicName>
<emphasis id="228CEADEFFA1FFE3FDB12B10FDB8F88D" bold="true" box="[530,599,1847,1872]" pageId="23" pageNumber="324">
<taxonomicNameLabel id="39BF57A5FFA1FFE3FDB12B10FDB8F88D" box="[530,599,1847,1872]" pageId="23" pageNumber="324" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
forms a group with
<taxonomicName id="D7F84D4FFFA1FFE3FCFF2B10FA76F892" authority="Sigwart &amp; Sirenko, 2012" authorityName="Sigwart &amp; Sirenko" authorityYear="2012" box="[860,1433,1847,1872]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="23" pageNumber="324" phylum="Mollusca" rank="species" species="samadiae">
<emphasis id="228CEADEFFA1FFE3FCFF2B10FBB4F88D" box="[860,1115,1847,1872]" italics="true" pageId="23" pageNumber="324">Leptochiton samadiae</emphasis>
Sigwart &amp;
<bibRefCitation id="74694B3DFFA1FFE3FB522B10FA76F892" box="[1265,1433,1847,1872]" pageId="23" pageNumber="324" refId="ref17200" refString="Sirenko, V. I. (2012) Chitons (Мollusca, Polyplacophora) of Nha Trang Vay, South Vietnam. In: Vritayev, T. A. &amp; Pavlov, D. S. (Eds.), Benthiс fauna of the Bay of Nha Trang, South Vietnam. Vol. 2. KМK Scientific Press Ltd, Мoscow, pp. 56 - 122." type="book chapter">Sirenko, 2012</bibRefCitation>
</taxonomicName>
. Characteristics of this group are four gills, a radula with a central tooth that is elongate and rectangular with straight sides, tricuspid heads of major lateral teeth, dorsal scales with riblets on the dorsal side, and longitudinal rows of small granules in central area of intermediate valves and antemucronal area of tail valve.
</paragraph>
</subSubSection>
<subSubSection id="58E26547FFA1FFECFF642BE0FD4CFE55" lastPageId="24" lastPageNumber="325" pageId="23" pageNumber="324" type="reference_group">
<paragraph id="104736CCFFA1FFECFF642BE0FEDFFEC1" blockId="23.[151,1437,1379,2016]" lastBlockId="24.[151,1436,151,392]" lastPageId="24" lastPageNumber="325" pageId="23" pageNumber="324">
<taxonomicName id="D7F84D4FFFA1FFE3FF642BE0FE90F802" authority="Sirenko, 2018" authorityName="Sirenko" authorityYear="2018" box="[199,383,1991,2016]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="23" pageNumber="324" phylum="Mollusca" rank="species" species="wui" status="sp. nov.">
<emphasis id="228CEADEFFA1FFE3FF642BE0FE90F802" box="[199,383,1991,2016]" italics="true" pageId="23" pageNumber="324">Leptochiton wui</emphasis>
</taxonomicName>
<emphasis id="228CEADEFFA1FFE3FE292BE0FE23F83D" bold="true" box="[394,460,1991,2016]" pageId="23" pageNumber="324">
<taxonomicNameLabel id="39BF57A5FFA1FFE3FE292BE0FE23F83D" box="[394,460,1991,2016]" pageId="23" pageNumber="324" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
superficially strongly resembles
<taxonomicName id="D7F84D4FFFA1FFE3FCF32BE0FBA4F83D" authorityName="Sigwart &amp; Sirenko" authorityYear="2012" box="[848,1099,1991,2016]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="23" pageNumber="324" phylum="Mollusca" rank="species" species="samadiae">
<emphasis id="228CEADEFFA1FFE3FCF32BE0FBA4F83D" box="[848,1099,1991,2016]" italics="true" pageId="23" pageNumber="324">Leptochiton samadiae</emphasis>
</taxonomicName>
and
<taxonomicName id="D7F84D4FFFA1FFECFB2A2BEFFEACFF6D" ID-CoL="3JJV2" authority="(Wu &amp; Okutani, 1984)" baseAuthorityName="Wu &amp; Okutani" baseAuthorityYear="1984" class="Polyplacophora" family="Leptochitonidae" genus="Hanleyella" higherTaxonomySource="GBIF" kingdom="Animalia" lastPageId="24" lastPageNumber="325" order="Lepidopleurida" pageId="23" pageNumber="324" phylum="Mollusca" rank="species" species="torishimensis">
<emphasis id="228CEADEFFA1FFE3FB2A2BEFFAAFF83D" box="[1161,1344,1991,2016]" italics="true" pageId="23" pageNumber="324">L. torishimensis</emphasis>
(
<bibRefCitation id="74694B3DFFA1FFECFAF12BE0FED5FF6D" author="Wu" lastPageId="24" lastPageNumber="325" pageId="23" pageNumber="324" refId="ref18225" refString="Wu, S. - K. &amp; Okutani, T. (1984) The Deepsea Chitons (Мollusca: Polyplacophora) Collected by the R / V Soyo-Мaru from Japan. I. Lepidopleuridae. Venus, 43 (1), 1 - 31." type="journal article" year="1984">Wu &amp; Okutani, 1984</bibRefCitation>
)
</taxonomicName>
.
<taxonomicName id="D7F84D4FFFAEFFECFEEE2CB0FDEDFF6D" authority="Sirenko, 2018" authorityName="Sirenko" authorityYear="2018" box="[333,514,151,176]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="wui" status="sp. nov.">
<emphasis id="228CEADEFFAEFFECFEEE2CB0FDEDFF6D" box="[333,514,151,176]" italics="true" pageId="24" pageNumber="325">Leptochiton wui</emphasis>
</taxonomicName>
<emphasis id="228CEADEFFAEFFECFDAB2CB0FDA9FF6D" bold="true" box="[520,582,151,176]" pageId="24" pageNumber="325">
<taxonomicNameLabel id="39BF57A5FFAEFFECFDAB2CB0FDA9FF6D" box="[520,582,151,176]" pageId="24" pageNumber="325" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
differs from
<taxonomicName id="D7F84D4FFFAEFFECFD7A2CBEFC8DFF6D" authorityName="Sigwart &amp; Sirenko" authorityYear="2012" box="[729,866,151,176]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="samadiae">
<emphasis id="228CEADEFFAEFFECFD7A2CBEFC8DFF6D" box="[729,866,151,176]" italics="true" pageId="24" pageNumber="325">L. samadiae</emphasis>
</taxonomicName>
by having dorsal scales with 7–9 riblets (vs.
<quantity id="D7009B29FFAEFFECFAF52CB0FA73FF6D" box="[1366,1436,151,176]" metricMagnitude="-1" metricUnit="m" metricValue="1.143" metricValueMax="1.27" metricValueMin="1.016" pageId="24" pageNumber="325" unit="in" value="4.5" valueMax="5.0" valueMin="4.0">4–5 in</quantity>
<taxonomicName id="D7F84D4FFFAEFFECFF342C9AFECFFF08" authorityName="Sigwart &amp; Sirenko" authorityYear="2012" box="[151,288,188,213]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="samadiae">
<emphasis id="228CEADEFFAEFFECFF342C9AFECFFF08" box="[151,288,188,213]" italics="true" pageId="24" pageNumber="325">L. samadiae</emphasis>
</taxonomicName>
), 7–9 aesthete pores in each granule (vs.
<quantity id="D7009B29FFAEFFECFD512C9BFCF2FF08" box="[754,797,188,213]" metricMagnitude="-1" metricUnit="m" metricValue="1.27" pageId="24" pageNumber="325" unit="in" value="5.0">5 in</quantity>
<taxonomicName id="D7F84D4FFFAEFFECFC872C9AFC41FF08" authorityName="Sigwart &amp; Sirenko" authorityYear="2012" box="[804,942,188,213]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="samadiae">
<emphasis id="228CEADEFFAEFFECFC872C9AFC41FF08" box="[804,942,188,213]" italics="true" pageId="24" pageNumber="325">L. samadiae</emphasis>
</taxonomicName>
), radial rows of granules on the head valve, lateral areas of intermediate valves and antemucronal area of tail valve (vs. granules arranged in quincunx order in
<taxonomicName id="D7F84D4FFFAEFFECFF342D22FEF0FEC0" authorityName="Sigwart &amp; Sirenko" authorityYear="2012" box="[151,287,260,285]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neoloricata" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="samadiae">
<emphasis id="228CEADEFFAEFFECFF342D22FEF0FEC0" box="[151,287,260,285]" italics="true" pageId="24" pageNumber="325">L. samadiae</emphasis>
</taxonomicName>
).
</paragraph>
<paragraph id="104736CCFFAEFFECFF642D00FD4CFE55" blockId="24.[151,1436,151,392]" pageId="24" pageNumber="325">
The new species differs from
<taxonomicName id="D7F84D4FFFAEFFECFDBB2D0EFD24FE9D" ID-CoL="3JJV2" baseAuthorityName="Wu &amp; Okutani" baseAuthorityYear="1984" box="[536,715,295,320]" class="Polyplacophora" family="Leptochitonidae" genus="Hanleyella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="torishimensis">
<emphasis id="228CEADEFFAEFFECFDBB2D0EFD24FE9D" box="[536,715,295,320]" italics="true" pageId="24" pageNumber="325">L. torishimensis</emphasis>
</taxonomicName>
by having 4 gills on each side (vs. 10 gills in
<taxonomicName id="D7F84D4FFFAEFFECFB7B2D0EFA64FE9D" ID-CoL="3JJV2" baseAuthorityName="Wu &amp; Okutani" baseAuthorityYear="1984" box="[1240,1419,295,320]" class="Polyplacophora" family="Leptochitonidae" genus="Hanleyella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="torishimensis">
<emphasis id="228CEADEFFAEFFECFB7B2D0EFA64FE9D" box="[1240,1419,295,320]" italics="true" pageId="24" pageNumber="325">L. torishimensis</emphasis>
</taxonomicName>
), head valve broader than tail valve (vs. head valve narrower than tail valve in
<taxonomicName id="D7F84D4FFFAEFFECFBA52D6AFB55FEB8" ID-CoL="3JJV2" baseAuthorityName="Wu &amp; Okutani" baseAuthorityYear="1984" box="[1030,1210,332,357]" class="Polyplacophora" family="Leptochitonidae" genus="Hanleyella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="torishimensis">
<emphasis id="228CEADEFFAEFFECFBA52D6AFB55FEB8" box="[1030,1210,332,357]" italics="true" pageId="24" pageNumber="325">L. torishimensis</emphasis>
</taxonomicName>
), dorsal scales with 7–9 riblets (vs. 5–6 riblets in
<taxonomicName id="D7F84D4FFFAEFFECFE432D56FD7DFE55" ID-CoL="3JJV2" baseAuthorityName="Wu &amp; Okutani" baseAuthorityYear="1984" box="[480,658,367,392]" class="Polyplacophora" family="Leptochitonidae" genus="Hanleyella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="24" pageNumber="325" phylum="Mollusca" rank="species" species="torishimensis">
<emphasis id="228CEADEFFAEFFECFE432D56FD7DFE55" box="[480,658,367,392]" italics="true" pageId="24" pageNumber="325">L. torishimensis</emphasis>
</taxonomicName>
).
</paragraph>
</subSubSection>
</treatment>
</document>
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