183 lines
19 KiB
XML
183 lines
19 KiB
XML
<document id="8B0674DC2BADC5A9DE9F3754A6C6E714" ID="10.11646/zootaxa.4173.3.5" ID-CLB-Dataset="38074" ID-DOI="10.11646/zootaxa.4173.3.5" ID-GBIF-Dataset="a3fed2e9-61d8-4d44-808d-a58bddb1d3d5" ID-ISSN="1175-5326" ID-Zenodo-Dep="159369" ID-ZooBank="8688AA5A-4B69-49A3-995E-65A8FD39F783" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1475650341448" checkinUser="plazi" docAuthor="Sirenko, Boris & Sellanes, Javier" docDate="2016" docId="224687DDFF987F56FF1C7F99A3FEF91B" docLanguage="en" docName="zootaxa.4173.3.5.pdf" docOrigin="Zootaxa 4173 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Leptochiton sigwartae Sirenko 2015" docType="treatment" docVersion="12" lastPageNumber="264" masterDocId="DE7FFFA5FF9D7F53FF8B7D16A25FFFC4" masterDocTitle="Update of the genus Leptochiton (Mollusca: Polyplacophora) in Chilean deep waters: three new reports and description of two new species" masterLastPageNumber="279" masterPageNumber="259" pageNumber="264" updateTime="1698429215798" updateUser="ExternalLinkService">
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<mods:mods id="EF4DAB9C30C2715F3FB6F5356DEAB535" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="0504988F29A841FF4DCFDBBF06FD062C">
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<mods:title id="E32D730289FCA3D3C0C692BE6395CF2A">Update of the genus Leptochiton (Mollusca: Polyplacophora) in Chilean deep waters: three new reports and description of two new species</mods:title>
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<mods:name id="DBA945CC9F48C663753B456DC772171D" type="personal">
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<mods:roleTerm id="CCAE12B7FA42C314FB5881ED8819698B">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="FA6A736D1EB4596235E113C041326441">Sirenko, Boris</mods:namePart>
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</mods:name>
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<mods:name id="D9784C87F1B6EF3B919A150BC6FB6E7A" type="personal">
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<mods:role id="E32EB09B6601A96A240E6A3106F4CECC">
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<mods:roleTerm id="6263A70E01B3E6699F31A7D1717231E0">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="AD12BE0676DB45FEE1305ADD584FEBC4">Sellanes, Javier</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="FEB22F5207666ABC5DA0A6BB6D4F9F1A">text</mods:typeOfResource>
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<mods:titleInfo id="5E084A259305BCB08428283FFEF91149">
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<mods:title id="C419A878798A8336327BDC35A0BB55DF">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="C074C7BDC46DB986DEFFB48B317AF092">
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<mods:date id="70137C2E94D5671E3FA3995EEB12A910">2016</mods:date>
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<mods:detail id="D21C5554C76DB1586F66C794A58C5D3E" type="volume">
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<mods:number id="356493005A7DD67D0522D40DAED9A14D">4173</mods:number>
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</mods:detail>
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<mods:detail id="F76FD5CE44D125D2F18E265C6C8A29C4" type="issue">
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<mods:number id="06B0134DA6A1C523B7D48468BB761615">3</mods:number>
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<mods:start id="9C42D065C8224766E6387BE4784453B6">259</mods:start>
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<mods:end id="2DA6343801D31FF676A81731497CF37F">279</mods:end>
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</mods:part>
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</mods:relatedItem>
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<mods:classification id="E693A01FDD4830CDF7C75C20834EBAF5">journal article</mods:classification>
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<mods:identifier id="3AEE1834C2E6A223E343E200B37BFF3A" type="CLB-Dataset">38074</mods:identifier>
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<mods:identifier id="76E66EE5E69EFEEA6F9E307FB57FCB0E" type="DOI">10.11646/zootaxa.4173.3.5</mods:identifier>
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<mods:identifier id="51240D8E643903E53983EB86F2213424" type="GBIF-Dataset">a3fed2e9-61d8-4d44-808d-a58bddb1d3d5</mods:identifier>
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<mods:identifier id="8AFEBB4C8501614F6F7DE387D141F722" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="57B2C095D1549FCC8EA29DDF5EF99529" type="Zenodo-Dep">159369</mods:identifier>
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<mods:identifier id="A8E1622C97DFEFAA381A0902609AE7FF" type="ZooBank">8688AA5A-4B69-49A3-995E-65A8FD39F783</mods:identifier>
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</mods:mods>
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<treatment id="224687DDFF987F56FF1C7F99A3FEF91B" ID-DOI="http://doi.org/10.5281/zenodo.5673836" ID-GBIF-Taxon="124557020" ID-Zenodo-Dep="5673836" LSID="urn:lsid:plazi:treatment:224687DDFF987F56FF1C7F99A3FEF91B" httpUri="http://treatment.plazi.org/id/224687DDFF987F56FF1C7F99A3FEF91B" lastPageNumber="264" pageId="5" pageNumber="264">
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<subSubSection id="E2F56540FF987F56FF1C7F99A304FD0F" pageId="5" pageNumber="264" type="nomenclature">
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<paragraph id="AA5036CBFF987F56FF1C7F99A004FD6E" blockId="5.[151,603,655,715]" box="[151,603,655,682]" pageId="5" pageNumber="264">
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<heading id="F11881A7FF987F56FF1C7F99A004FD6E" bold="true" box="[151,603,655,682]" fontSize="11" level="1" pageId="5" pageNumber="264" reason="1">
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<emphasis id="989BEAD9FF987F56FF1C7F99A004FD6E" bold="true" box="[151,603,655,682]" pageId="5" pageNumber="264">
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||
<taxonomicName id="6DEF4D48FF987F56FF1C7F99A009FD6E" ID-CoL="3TLZM" authority="Sirenko, 2015" authorityName="Sirenko" authorityYear="2015" box="[151,598,655,682]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="5" pageNumber="264" phylum="Mollusca" rank="species" species="sigwartae">
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<emphasis id="989BEAD9FF987F56FF1C7F99A3FDFD6D" bold="true" box="[151,418,655,681]" italics="true" pageId="5" pageNumber="264">Leptochiton sigwartae</emphasis>
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<bibRefCitation id="CE7E4B3AFF987F56FE217F86A009FD6E" author="Sirenko" box="[426,598,656,682]" pageId="5" pageNumber="264" 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. http: // dx. doi. org / 10.11646 / zootaxa. 4033.2.1" type="journal article" year="2015">Sirenko, 2015</bibRefCitation>
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||
</taxonomicName>
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||
.
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||
</emphasis>
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||
</heading>
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||
</paragraph>
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<paragraph id="AA5036CBFF987F56FF1C7FA4A304FD0F" blockId="5.[151,603,655,715]" box="[151,347,690,715]" pageId="5" pageNumber="264">
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||
(
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<figureCitation id="32D42A4EFF987F56FF147FA4A2BDFD0F" box="[159,226,690,715]" captionStart="FIGURE 1" captionStartId="1.[151,250,1880,1902]" captionTargetBox="[157,1426,869,1841]" captionTargetId="figure@1.[151,1436,862,1851]" captionTargetPageId="1" captionText="FIGURE 1. Complete specimens of Leptochiton belknapi Dall, 1878. BL— 23 mm, RV Melville, st. INSPIRE, AGT- 3 _ 533, 724 m, SCBUCN 4136 (A, B), Leptochiton sigwartae Sirenko, 2015. BL— 33 mm, RV Sonne, st. SO- 156. 7176 - 5, 502 m, ZISP 2275 (C, D), Leptochiton laurae Schwabe & Sellanes, 2010. BL— 11,5 mm, RV Melville, st. INSPIRE, AGT- 2, 583. 497 – 574 m, ZISP 2276 (E, F), Leptochiton ibanezi sp. nov., holotype, BL— 21 mm, MNHNCL 400187 (G, H). A, C, E, G. Dorsal view; B, D, F, H. Lateral view. Scale bars 2 mm." httpUri="https://zenodo.org/record/159370/files/figure.png" pageId="5" pageNumber="264">Figs 1</figureCitation>
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C, D, 5–8)
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="E2F56540FF987F56FF1C7FECA6ADFCBB" pageId="5" pageNumber="264" type="materials_examined">
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<paragraph id="AA5036CBFF987F56FF1C7FECA012FCD7" blockId="5.[151,1437,762,1759]" box="[151,589,762,787]" pageId="5" pageNumber="264">
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<emphasis id="989BEAD9FF987F56FF1C7FECA31AFCD7" bold="true" box="[151,325,762,787]" pageId="5" pageNumber="264">Type material.</emphasis>
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Holotype (ZISP 2205).
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</paragraph>
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<paragraph id="AA5036CBFF987F56FF4C7E08A142FCF3" blockId="5.[151,1437,762,1759]" box="[199,797,798,823]" pageId="5" pageNumber="264">
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<materialsCitation id="1A873C96FF987F56FF4C7E08A142FCF3" ID-GBIF-Occurrence="1316260515" box="[199,797,798,823]" country="Peru" elevation="822" latitude="-6.6833334" location="Peru" longLatPrecision="1304" longitude="-80.8" pageId="5" pageNumber="264" specimenCount="1" typeStatus="holotype">
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<emphasis id="989BEAD9FF987F56FF4C7E08A33AFCF3" bold="true" box="[199,357,798,823]" pageId="5" pageNumber="264">
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<typeStatus id="75548869FF987F56FF4C7E08A35DFCF3" box="[199,258,798,823]" pageId="5" pageNumber="264">Type</typeStatus>
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locality.
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||
</emphasis>
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||
<collectingCountry id="D2F8765BFF987F56FEE77E09A3FDFCF2" box="[364,418,799,822]" name="Peru" pageId="5" pageNumber="264">Peru</collectingCountry>
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||
,
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<geoCoordinate id="CFDB500CFF987F56FE267E08A053FCF3" box="[429,524,798,823]" direction="south" orientation="latitude" pageId="5" pageNumber="264" precision="925" value="-6.6833334">06°41’S</geoCoordinate>
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||
,
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||
<geoCoordinate id="CFDB500CFF987F56FD9C7E09A021FCF3" box="[535,638,799,823]" direction="west" orientation="longitude" pageId="5" pageNumber="264" precision="925" value="-80.8">80°48’W</geoCoordinate>
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||
,
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<quantity id="6D179B2EFF987F56FD017E09A08EFCF2" box="[650,721,799,823]" metricMagnitude="2" metricUnit="m" metricValue="8.22" pageId="5" pageNumber="264" unit="m" value="822.0">
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||
<elevation id="21C2D1F8FF987F56FD017E09A08EFCF2" box="[650,721,799,823]" metricMagnitude="2" metricUnit="m" metricValue="8.22" pageId="5" pageNumber="264" unit="m" value="822.0">822 m</elevation>
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</quantity>
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||
depth.
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||
</materialsCitation>
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||
</paragraph>
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||
<paragraph id="AA5036CBFF987F56FF4C7E54A6ADFCBB" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">
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||
<materialsCitation id="1A873C96FF987F56FF4C7E54A6ADFCBB" ID-GBIF-Occurrence="1316260511" collectionCode="ZISP" collectorName="RV Sonne" country="Chile" elevation="502" latitude="-42.3504" location="Material" longLatPrecision="6" longitude="-74.4809" municipality="Chiloe" pageId="5" pageNumber="264" specimenCode="ZISP 2275" specimenCount="1">
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||
<emphasis id="989BEAD9FF987F56FF4C7E54A3EBFC9F" bold="true" box="[199,436,834,859]" pageId="5" pageNumber="264">
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||
<location id="AF306010FF987F56FF4C7E54A370FC9F" LSID="urn:lsid:plazi:treatment:224687DDFF987F56FF1C7F99A3FEF91B:AF306010FF987F56FF4C7E54A370FC9F" box="[199,303,834,859]" country="Chile" latitude="-42.3504" longLatPrecision="6" longitude="-74.4809" municipality="Chiloe" name="Material" pageId="5" pageNumber="264">Material</location>
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examined.
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||
</emphasis>
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||
Off
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||
<collectingCountry id="D2F8765BFF987F56FE7B7E54A06FFC9F" box="[496,560,834,859]" name="Chile" pageId="5" pageNumber="264">Chile</collectingCountry>
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||
, near
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||
<collectingMunicipality id="4A34ACB1FF987F56FDF27E54A098FC9F" box="[633,711,834,859]" pageId="5" pageNumber="264">Chiloe</collectingMunicipality>
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||
,
|
||
<geoCoordinate id="CFDB500CFF987F56FD5D7E54A111FC9F" box="[726,846,834,859]" direction="south" orientation="latitude" pageId="5" pageNumber="264" precision="5" value="-42.3504">42.3504°S</geoCoordinate>
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||
,
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||
<geoCoordinate id="CFDB500CFF987F56FCD67E55A181FC9F" box="[861,990,835,859]" direction="west" orientation="longitude" pageId="5" pageNumber="264" precision="5" value="-74.4809">74.4809°W</geoCoordinate>
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||
,
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||
<quantity id="6D179B2EFF987F56FC667E54A667FC9E" box="[1005,1080,834,859]" metricMagnitude="2" metricUnit="m" metricValue="5.02" pageId="5" pageNumber="264" unit="m" value="502.0">
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||
<elevation id="21C2D1F8FF987F56FC667E54A667FC9E" box="[1005,1080,834,859]" metricMagnitude="2" metricUnit="m" metricValue="5.02" pageId="5" pageNumber="264" unit="m" value="502.0">502 m</elevation>
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||
</quantity>
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||
depth,
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||
<collectorName id="071A531DFF987F56FB197E55A754FC9F" box="[1170,1291,835,859]" pageId="5" pageNumber="264">RV Sonne</collectorName>
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||
, st. SO-156, 7176-5, 1 spm (
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||
<specimenCode id="FA499EB0FF987F56FECD7E71A39AFCBB" box="[326,453,870,895]" collectionCode="ZISP" country="Russia" httpUri="http://grbio.org/cool/vmfx-g997" name="Zoological Institute, Russian Academy of Sciences" pageId="5" pageNumber="264">
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||
<collectionCode id="CCFEAE0EFF987F56FECD7E71A3DEFCBB" box="[326,385,871,895]" country="Russia" httpUri="http://grbio.org/cool/vmfx-g997" name="Zoological Institute, Russian Academy of Sciences" pageId="5" pageNumber="264">ZISP</collectionCode>
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||
2275
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||
</specimenCode>
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||
), BL—33.0, 2 spms (SCBUCN 4137), BL—33.0–
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||
<quantity id="6D179B2EFF987F56FC777E70A63EFCBA" box="[1020,1121,870,895]" metricMagnitude="-2" metricUnit="m" metricValue="3.35" pageId="5" pageNumber="264" unit="mm" value="33.5">33.5 mm</quantity>
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||
, 0 2.05.2001.
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||
</materialsCitation>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="E2F56540FF987F56FF4C7E9CA17CF9EE" pageId="5" pageNumber="264" type="distribution">
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||
<paragraph id="AA5036CBFF987F56FF4C7E9CA3ECFC03" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">
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||
<emphasis id="989BEAD9FF987F56FF4C7E9CA33FFC67" bold="true" box="[199,352,906,931]" pageId="5" pageNumber="264">Distribution.</emphasis>
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||
Off
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||
<collectingCountry id="D2F8765BFF987F56FE1C7E9DA395FC66" box="[407,458,907,930]" name="Peru" pageId="5" pageNumber="264">Peru</collectingCountry>
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||
and
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||
<collectingCountry id="D2F8765BFF987F56FD8F7E9CA01CFC67" box="[516,579,906,931]" name="Chile" pageId="5" pageNumber="264">Chile</collectingCountry>
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||
,
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||
<quantity id="6D179B2EFF987F56FDDB7E9CA08EFC66" box="[592,721,906,931]" metricMagnitude="2" metricUnit="m" metricValue="6.62" metricValueMax="8.22" metricValueMin="5.02" pageId="5" pageNumber="264" unit="m" value="662.0" valueMax="822.0" valueMin="502.0">502–822 m</quantity>
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||
depth. This find off Southern
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||
<collectingCountry id="D2F8765BFF987F56FBA67E9CA635FC67" box="[1069,1130,906,931]" name="Chile" pageId="5" pageNumber="264">Chile</collectingCountry>
|
||
extends the distribution of this species considerably.
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||
</paragraph>
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||
<paragraph id="AA5036CBFF987F56FF4C7EC4A31DFBF7" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">
|
||
<emphasis id="989BEAD9FF987F56FF4C7EC4A391FC2F" bold="true" box="[199,462,978,1003]" pageId="5" pageNumber="264">Amended description.</emphasis>
|
||
Specimen
|
||
<quantity id="6D179B2EFF987F56FDC77EC4A0ECFC2E" box="[588,691,978,1003]" metricMagnitude="-2" metricUnit="m" metricValue="3.35" pageId="5" pageNumber="264" unit="mm" value="33.5">33.5 mm</quantity>
|
||
. Valves thick, carinated, very highly elevated (elevation ratio
|
||
<quantity id="6D179B2EFF987F56FAE07EC4A2F2FBCB" metricMagnitude="-2" metricUnit="m" metricValue="1.3462" pageId="5" pageNumber="264" unit="in" value="0.53">0.53 in</quantity>
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||
valve V), slightly beaked. Valves slope slightly concave. Color of tegmentum white with black deposits on old parts of valves.
|
||
</paragraph>
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||
<paragraph id="AA5036CBFF987F56FF4C7928A6FDFB5A" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">Head valve semicircular, slightly wider than tail valve (ratio of width of tail valve to width of head valve 0.95). Intermediate valve beaked, anterior margin decidedly curved inward, lateral areas slightly raised, lateral margin rounded. Tail valve with somewhat swollen, subcentral mucro, postmucronal slope concave.</paragraph>
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||
<paragraph id="AA5036CBFF987F56FF4C79BDA692FB23" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">Tegmentum uniformly sculptured with raised, quincuncially arranged granules. Each granule with one megalaesthete and four micraesthetes in front, megalaesthetes slightly larger than micraesthetes.</paragraph>
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||
<paragraph id="AA5036CBFF987F56FF4C79E4A3BBFAEA" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">Articulamentum well developed, apophyses small, widely separated, subtriangular in valves II–VII, more or less trapezoidal in valve VIII.</paragraph>
|
||
<paragraph id="AA5036CBFF987F56FF4C782CA0A9FA7B" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">
|
||
Girdle narrow (about
|
||
<quantity id="6D179B2EFF987F56FE4A782DA046FA96" box="[449,537,1339,1363]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="5" pageNumber="264" unit="mm" value="2.3">2.3 mm</quantity>
|
||
near valve V), dorsally covered with sharply pointed, smooth, slightly curved scales (
|
||
<date id="DE51100BFF987F56FF627848A362FAB3" box="[233,317,1374,1399]" pageId="5" pageNumber="264" value="1986-10-22">86 x 22</date>
|
||
µm), and scattered long needles (260
|
||
<date id="DE51100BFF987F56FD637849A147FAB3" box="[744,792,1374,1399]" pageId="5" pageNumber="264" value="1926-10">x 26</date>
|
||
µm). Intersegmental needles similar but longer (292
|
||
<date id="DE51100BFF987F56FAE07849A7C3FAB3" box="[1387,1436,1375,1399]" pageId="5" pageNumber="264" value="1924-10">x 24</date>
|
||
µm). Marginal needles shorter than dorsal and sutural needles (210
|
||
<date id="DE51100BFF987F56FC4B7895A1A9FA5F" box="[960,1014,1411,1435]" pageId="5" pageNumber="264" value="1922-10">x 22</date>
|
||
µm). Ventrally girdle covered with elongate smooth, sharply pointed scales (
|
||
<date id="DE51100BFF987F56FDEF78B1A0E6FA7B" box="[612,697,1447,1471]" pageId="5" pageNumber="264" value="1993-10-20">93 x 20</date>
|
||
µm).
|
||
</paragraph>
|
||
<paragraph id="AA5036CBFF987F56FF4C78DCA112F9C2" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">
|
||
Radula of specimen studied
|
||
<quantity id="6D179B2EFF987F56FD8478DCA037FA26" box="[527,616,1482,1507]" metricMagnitude="-3" metricUnit="m" metricValue="8.5" pageId="5" pageNumber="264" unit="mm" value="8.5">8.5 mm</quantity>
|
||
long with 31 transverse rows of mature teeth. Central tooth wide with rounded base. Major lateral teeth with sharp unidentate cusps.
|
||
</paragraph>
|
||
<paragraph id="AA5036CBFF987F56FF4C7B04A17CF9EE" blockId="5.[151,1437,762,1759]" box="[199,803,1554,1579]" pageId="5" pageNumber="264">Fifteen gills per side arranged from valve VII to anus.</paragraph>
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||
</subSubSection>
|
||
<subSubSection id="E2F56540FF987F56FF4C7B20A3FEF91B" pageId="5" pageNumber="264" type="discussion">
|
||
<paragraph id="AA5036CBFF987F56FF4C7B20A3FEF91B" blockId="5.[151,1437,762,1759]" pageId="5" pageNumber="264">
|
||
<emphasis id="989BEAD9FF987F56FF4C7B20A36BF98B" bold="true" box="[199,308,1590,1615]" pageId="5" pageNumber="264">Remarks</emphasis>
|
||
. The present material shows some differences to the
|
||
<typeStatus id="75548869FF987F56FC0F7B21A1EBF98B" box="[900,948,1591,1615]" pageId="5" pageNumber="264">type</typeStatus>
|
||
material and so we have decided to include an amended description. The new specimens differ from
|
||
<typeStatus id="75548869FF987F56FCAE7B4DA10AF9B7" box="[805,853,1627,1651]" pageId="5" pageNumber="264">type</typeStatus>
|
||
specimens of
|
||
<taxonomicName id="6DEF4D48FF987F56FC777B4DA6D4F9B6" box="[1020,1163,1627,1650]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="5" pageNumber="264" phylum="Mollusca" rank="species" species="sigwartae">
|
||
<emphasis id="989BEAD9FF987F56FC777B4DA6D4F9B6" box="[1020,1163,1627,1650]" italics="true" pageId="5" pageNumber="264">L. sigwartae</emphasis>
|
||
</taxonomicName>
|
||
in having the tail valve narrower than the head valve (tail valve wider than the head valve in
|
||
<typeStatus id="75548869FF987F56FC297B68A657F953" box="[930,1032,1662,1687]" pageId="5" pageNumber="264" type="holotype">holotype</typeStatus>
|
||
), smooth dorsal scales or with up to three indistinct ribs (two ribs in
|
||
<typeStatus id="75548869FF987F56FD897BB4A036F97F" box="[514,617,1698,1723]" pageId="5" pageNumber="264" type="holotype">holotype</typeStatus>
|
||
). In our opinion, the differences described above fall within the limits of intraspecific variability.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |