186 lines
25 KiB
XML
186 lines
25 KiB
XML
<document id="22290B465D9DE91B653E262F4CEA77E7" ID-DOI="10.35885/ruthenica.2023.33(2).4" ID-ISSN="2307-7336" ID-Zenodo-Dep="11041944" IM.bibliography_approvedBy="tatiana" IM.illustrations_approvedBy="tatiana" IM.materialsCitations_approvedBy="tatiana" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="tatiana" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="tatiana" IM.treatments_approvedBy="tatiana" checkinTime="1713811698704" checkinUser="felipe" docAuthor="Sirenko, B. I." docDate="2023" docId="1B1DC90AE807065E3BB5F8F81306F84D" docLanguage="en" docName="Ruthenica.33.2.79-94.pdf" docOrigin="Ruthenica, Russian Malacological Journal 33 (2)" docSource="http://dx.doi.org/10.35885/ruthenica.2023.33(2).4" docStyle="DocumentStyle:3A4A24405A53639AD762166AE048D148.1:Ruthenica.2022-.journal_article.english.index" docStyleId="3A4A24405A53639AD762166AE048D148" docStyleName="Ruthenica.2022-.journal_article.english.index" docStyleVersion="1" docTitle="Leptochiton commandorensis Sirenko 2017" docType="treatment" docVersion="3" lastPageNumber="85" masterDocId="E724B172E80106593B06FFB4177BFFB2" masterDocTitle="Indonesian chitons of the genera Belknapchiton Sirenko, Saito et Schwabe, 2022 and Leptochiton Gray, 1847 (Mollusca: Polyplacophora: Leptochitonidae)" masterLastPageNumber="94" masterPageNumber="79" pageNumber="85" updateTime="1715328810826" updateUser="tatiana" zenodo-license-document="CC-BY-4.0">
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<mods:title id="2274253DFDFEC58B59F09F450AF5BC14">Indonesian chitons of the genera Belknapchiton Sirenko, Saito et Schwabe, 2022 and Leptochiton Gray, 1847 (Mollusca: Polyplacophora: Leptochitonidae)</mods:title>
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<mods:namePart id="ED5AFA850AAE5BD2A4692E998DA0AD44">Sirenko, B. I.</mods:namePart>
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<mods:typeOfResource id="AB3D01F3B15ACAC599B0EF1AF4135F26">text</mods:typeOfResource>
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<mods:title id="33DDB387F9354FCB08EFD6960B774161">Ruthenica, Russian Malacological Journal</mods:title>
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</mods:titleInfo>
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<mods:part id="BBB4CDA99C53599D170DAA2CCD098895">
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<mods:date id="150649BE0FBAF8ADD79418AA378083BD">2023</mods:date>
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<mods:number id="163BB72DAFE065029FB620100E510DF1">2023-04-03</mods:number>
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<mods:number id="300E27C3F32A1C75E231EF3DA78BD859">33</mods:number>
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<mods:number id="AFEF5BB8F4366571BBD014108E87B3C0">2</mods:number>
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<mods:start id="9FB967AC9DF558174A9B3F67061576F8">79</mods:start>
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<mods:end id="AF19E8DE074CF581274285D6E42EA1BB">94</mods:end>
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<mods:url id="4F942CD67B8BB8E65E47C6D92D8B92EC">http://dx.doi.org/10.35885/ruthenica.2023.33(2).4</mods:url>
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<mods:classification id="19741AC3AF1AD8B29E1B856187856B09">journal article</mods:classification>
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<mods:identifier id="312DD0FADD3B81D3DB22F303729F5934" type="DOI">10.35885/ruthenica.2023.33(2).4</mods:identifier>
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<mods:identifier id="CC882A12709004DD9989A06A7512DC33" type="ISSN">2307-7336</mods:identifier>
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<treatment id="1B1DC90AE807065E3BB5F8F81306F84D" LSID="urn:lsid:plazi:treatment:1B1DC90AE807065E3BB5F8F81306F84D" httpUri="http://treatment.plazi.org/id/1B1DC90AE807065E3BB5F8F81306F84D" lastPageId="7" lastPageNumber="85" pageId="6" pageNumber="85">
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<subSubSection id="DBAE2B97E807065F3BB5F8F8159CF8DB" box="[179,743,1868,1897]" pageId="6" pageNumber="85" type="nomenclature">
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<paragraph id="930B781CE807065F3BB5F8F8159CF8DB" blockId="6.[179,743,1868,1929]" box="[179,743,1868,1897]" pageId="6" pageNumber="85">
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<heading id="C843CF70E807065F3BB5F8F8159CF8DB" box="[179,743,1868,1897]" centered="true" fontSize="12" level="2" pageId="6" pageNumber="85" reason="4">
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<taxonomicName id="54B4039FE807065F3BB5F8F8159CF8DB" ID-CoL="3TLWN" authority="Sirenko, 2017" authorityName="Sirenko" authorityYear="2017" box="[179,743,1868,1897]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="6" pageNumber="85" phylum="Mollusca" rank="species" species="commandorensis">
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<emphasis id="A1C0A40EE807065F3BB5F8F81557F8DB" box="[179,556,1868,1897]" italics="true" pageId="6" pageNumber="85">Leptochiton commandorensis</emphasis>
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<bibRefCitation id="F72505EDE807065F3932F8F8159CF8DB" author="Sirenko B. I." box="[564,743,1868,1897]" pageId="6" pageNumber="85" pagination="111 - 117" refId="ref6559" refString="Sirenko B. I. 2017. Two new species of the genus Leptochiton (Mollusca, Polyplacophora) from North- West Pacific. Russian Journal of Marine Biology, 43 (2): 111 - 117. DOI: 10.1134 / S 1063074017020109" type="journal article" year="2017">Sirenko, 2017</bibRefCitation>
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</taxonomicName>
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</heading>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="DBAE2B97E807065F3A84F8DA1562F83B" box="[386,537,1902,1929]" pageId="6" pageNumber="85" type="description">
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<paragraph id="930B781CE807065F3A84F8DA1562F83B" blockId="6.[179,743,1868,1929]" box="[386,537,1902,1929]" pageId="6" pageNumber="85">
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(
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<figureCitation id="0B8F6499E807065F3A8CF8DA156BF83B" box="[394,528,1902,1929]" captionStart-0="FIG" captionStart-1="FIG" captionStart-2="FIG" captionStart-3="FIG" captionStart-4="FIG" captionStart-5="FIG" captionStartId-0="9.[166,208,1682,1703]" captionStartId-1="10.[175,217,1391,1412]" captionStartId-2="11.[167,206,1876,1897]" captionStartId-3="12.[174,216,1272,1293]" captionStartId-4="13.[166,208,1225,1246]" captionStartId-5="13.[166,208,1926,1947]" captionTargetBox-0="[166,1374,189,1651]" captionTargetBox-1="[174,1381,189,1355]" captionTargetBox-2="[197,1342,193,1839]" captionTargetBox-4="[189,1358,190,1199]" captionTargetBox-5="[166,1374,1391,1905]" captionTargetId-0="figure-49@9.[166,1376,189,1651]" captionTargetId-1="figure-233@10.[174,1384,189,1356]" captionTargetId-2="figure-6@11.[197,1342,193,1839]" captionTargetId-3="figure-281@12.[174,1384,189,1236]" captionTargetId-4="figure-6@13.[189,1358,187,1199]" captionTargetId-5="figure-68@13.[166,1376,1391,1906]" captionTargetPageId-0="9" captionTargetPageId-1="10" captionTargetPageId-2="11" captionTargetPageId-3="12" captionTargetPageId-4="13" captionTargetPageId-5="13" captionText-0="FIG. 10. Leptochiton commandorensis, Banda Sea, Indonesia, 3200 m, BL–13.0 mm. A. Head valve, dorsal view. B. Valve V, dorsal view. C. Valve VIII, dorsal view. D. Valve IV, ventral view. E. Valve V, tegmentum sculpture in central area. F. Tail valve, lateral view. G. Valve V, frontal view. РИС. 10. Leptochiton commandorensis, море Банда, ИндонеЗиЯ, 3200 м, BL–13,0 мм. A. Головной Щиток, вид сверху. B. ПЯтый Щиток, вид сверху. C. Хвостовой Щиток, вид сверху. D. Четвертый Щиток, вид сниЗу.E. ПЯтый Щиток, скульптура тегментума на центральном поле. F. Хвостовой Щиток, вид сбоку. G. ПЯтый Щиток, вид спереди." captionText-1="FIG. 11. Leptochiton commandorensis Banda Sea, Indonesia, 3200 m, BL–13.0 mm.A. Dorsal and ventral scales and marginal needles. B, E. Radula. C. Dorsal scales. D. Dorsal scales and needles. РИС. 11. Leptochiton commandorensis, море Банда, ИндонеЗиЯ, 3200 м, BL–13,0 мм. A. Дорсальные и вентральные чеШуйки и маргинальные иглы. B, E. Радула. C. Дорсальные чеШуйки. D. Дорсальные чеШуйки и иглы." captionText-2="FIG. 12. Leptochiton commandorensis, Banda Sea, Indonesia, 3200 m, BL–5.0 mm. A. Head valve, dorsal view. B. Valve II, dorsal view.C. Valve IV, dorsal view.D. Valve VIII, dorsal view.E. Valve V, ventral view.F. Valve IV, tegmentum sculpture in central area. G. Valve IV, frontal view. H. Valve VIII, lateral view. РИС. 12. Leptochiton commandorensis, море Банда, ИндонеЗиЯ, 3200 м, BL–5,0 мм. A. Головной Щиток, вид сверху. B. Щиток II, вид сверху. C. Щиток IV, вид сверху. D. Щиток VIII, вид сверху. E. Щиток V, вид сниЗу. F. Щиток IV, скульптура тегментума на центральном поле. G. Щиток IV, вид спереди. H. Щиток VIII, вид сбоку." captionText-3="FIG. 13. Leptochiton commandorensis, Banda Sea, Indonesia, 3200 m, BL–5.0 mm. A. Whole specimen, dorsal and lateral views. B. Valve IV, lateral view. C. Valve IV, tegmentum sculpture in lateral area. D. Dorsal and ventral scales. РИС. 13. Leptochiton commandorensis, море Банда, ИндонеЗиЯ, 3200 м, BL–5,0 мм. A. Целый ЭкЗемплЯр, вид сверху и сбоку. B. Щиток IV, вид сбоку, C. Щиток IV, скульптура тегментума на боковом поле.D. Дорсальные и вентральные чеШуйки." captionText-4="FIG. 14. Leptochiton commandorensis, Banda Sea, Indonesia, 3200 m, BL–5.0 mm.A. Dorsal and ventral scales. B, C. Radula. D. Major lateral and uncinal teeth of radula. РИС. 14. Leptochiton commandorensis, море Банда, ИндонеЗиЯ, 3200 м, BL–5,0 мм. A. Дорсальные и вентральные чеШуйки. B, C. Радула. D. БольШой латеральный и унцинальный Зубы радулы." captionText-5="FIG. 15. Leptochiton commandorensis, Banda Sea, Indonesia, 3200 m, size 800 x 630 µm. A. Juvenile from pallial groove of female BL–5.0 mm, dorsal view. B. Dorsal scales and needles of the juvenile. РИС.15.Leptochiton commandorensis, море Банда,ИндонеЗиЯ, 3200 м, раЗмер 800 x 630 мкм. A. Ювенил иЗ паллиального желобка самки BL-5,0 мм, вид сверху. B. Дорсальные чеШуйки и иглы ювенила." figureDoi-0="http://doi.org/10.5281/zenodo.11041986" figureDoi-1="http://doi.org/10.5281/zenodo.11041990" figureDoi-2="http://doi.org/10.5281/zenodo.11041994" figureDoi-4="http://doi.org/10.5281/zenodo.11042000" figureDoi-5="http://doi.org/10.5281/zenodo.11042004" httpUri-0="https://zenodo.org/record/11041986/files/figure.png" httpUri-1="https://zenodo.org/record/11041990/files/figure.png" httpUri-2="https://zenodo.org/record/11041994/files/figure.png" httpUri-4="https://zenodo.org/record/11042000/files/figure.png" httpUri-5="https://zenodo.org/record/11042004/files/figure.png" pageId="6" pageNumber="85">Figs 10–15</figureCitation>
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)
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</paragraph>
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</subSubSection>
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||
<subSubSection id="DBAE2B97E807065F3BA8F82A159FF862" pageId="6" pageNumber="85" type="reference_group">
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<paragraph id="930B781CE807065F3BA8F82A1551F801" blockId="6.[174,740,1950,2000]" box="[174,554,1950,1972]" pageId="6" pageNumber="85">
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<treatmentCitationGroup id="B3A45F32E807065F3BA8F82A1551F801" box="[174,554,1950,1972]" pageId="6" pageNumber="85">
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<taxonomicName id="54B4039FE807065F3BA8F82A162BF801" box="[174,336,1950,1971]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="6" pageNumber="85" phylum="Mollusca" rank="species" species="undefined-1">
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<emphasis id="A1C0A40EE807065F3BA8F82A165AF801" box="[174,289,1950,1971]" italics="true" pageId="6" pageNumber="85">Leptochiton</emphasis>
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sp.1
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</taxonomicName>
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||
. –
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<treatmentCitation id="12155E0DE807065F3A6AF82A155DF801" author="Sirenko B. I." box="[364,550,1950,1972]" page="148" pageId="6" pageNumber="85" year="2013">
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<bibRefCitation id="F72505EDE807065F3A6AF82A155DF801" author="Sirenko B. I." box="[364,550,1950,1972]" pageId="6" pageNumber="85" pagination="148 - 149" refId="ref6351" refString="Sirenko B. I. 2013. Class Polyplacophora in: Sirenko B. (Ed.). Check-list of species of free-living invertebrates of the Russian Far Eastern seas. Explorations of the Fauna of the Seas, 75 (83): 148 - 149." type="journal article" year="2013">Sirenko, 2013: 148</bibRefCitation>
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</treatmentCitation>
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||
.
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||
</treatmentCitationGroup>
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</paragraph>
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||
<paragraph id="930B781CE807065F3BA8F80E159FF862" blockId="6.[174,740,1950,2000]" box="[174,740,1978,2000]" pageId="6" pageNumber="85">
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<treatmentCitationGroup id="B3A45F32E807065F3BA8F80E159FF862" box="[174,740,1978,2000]" pageId="6" pageNumber="85">
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<treatmentCitation id="12155E0DE807065F3BA8F80E15FCF87D" author="Sirenko B. I." box="[174,647,1978,2000]" page="114" pageId="6" pageNumber="85" year="2017">
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<taxonomicName id="54B4039FE807065F3BA8F80E15FCF87D" ID-CoL="3TLWN" authority="Sirenko, 2017: 114" authorityName="Sirenko" authorityPageNumber="114" authorityYear="2017" box="[174,647,1978,2000]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="6" pageNumber="85" phylum="Mollusca" rank="species" species="commandorensis">
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<emphasis id="A1C0A40EE807065F3BA8F80E16B2F87D" box="[174,457,1978,1999]" italics="true" pageId="6" pageNumber="85">Leptochiton commandorensis</emphasis>
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<bibRefCitation id="F72505EDE807065F3AC8F80E15FCF87D" author="Sirenko B. I." box="[462,647,1978,2000]" pageId="6" pageNumber="85" pagination="111 - 117" refId="ref6559" refString="Sirenko B. I. 2017. Two new species of the genus Leptochiton (Mollusca, Polyplacophora) from North- West Pacific. Russian Journal of Marine Biology, 43 (2): 111 - 117. DOI: 10.1134 / S 1063074017020109" type="journal article" year="2017">Sirenko, 2017: 114</bibRefCitation>
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</taxonomicName>
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</treatmentCitation>
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, figs 6–8.
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</treatmentCitationGroup>
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</paragraph>
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</subSubSection>
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<subSubSection id="DBAE2B97E807065F3BD2F85114D6F923" pageId="6" pageNumber="85" type="materials_examined">
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<paragraph id="930B781CE807065F3BD2F85115F9F7B2" blockId="6.[212,642,2021,2048]" box="[212,642,2021,2048]" pageId="6" pageNumber="85">
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||
<emphasis id="A1C0A40EE807065F3BD2F85116FAF84D" bold="true" box="[212,385,2021,2047]" pageId="6" pageNumber="85">Type material.</emphasis>
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<materialsCitation id="23DC7241E807065F3A8EF85115F9F7B2" box="[392,642,2021,2048]" collectionCode="ZISP" pageId="6" pageNumber="85" specimenCode="ZISP 2254" specimenCount="1" typeStatus="holotype">
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<typeStatus id="4C0FC6BEE807065F3A8EF851168BF84D" box="[392,496,2021,2047]" pageId="6" pageNumber="85" type="holotype">Holotype</typeStatus>
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(
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<specimenCode id="C312D067E807065F3AF9F8511501F7B2" box="[511,634,2021,2048]" collectionCode="ZISP" country="Russia" name="Zoological Institute, Russian Academy of Sciences" pageId="6" pageNumber="85">ZISP 2254</specimenCode>
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)
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</materialsCitation>
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</paragraph>
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<paragraph id="930B781CE807065F3849FA1B125DF9B9" blockId="6.[807,1385,1454,2048]" pageId="6" pageNumber="85">
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<emphasis id="A1C0A40EE807065F3849FA1B1497FA7A" bold="true" box="[847,1004,1454,1481]" pageId="6" pageNumber="85">
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<typeStatus id="4C0FC6BEE807065F3849FA1B14F1FA7B" box="[847,906,1455,1481]" pageId="6" pageNumber="85">Type</typeStatus>
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locality.
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</emphasis>
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North-western Pacific, near Commander Islands, 54°57.4’–
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<geoCoordinate id="F6801EDBE807065F3F66FA6413ACFA59" box="[1120,1239,1488,1515]" degrees="54" direction="north" minutes="57.8" orientation="latitude" pageId="6" pageNumber="85" precision="92" value="54.963333">54°57.8’N</geoCoordinate>
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, 165°47.8’–
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<geoCoordinate id="F6801EDBE807065F382FFA4514D7F9BE" box="[809,940,1521,1548]" degrees="165" direction="east" minutes="52.0" orientation="longitude" pageId="6" pageNumber="85" precision="92" value="165.86667">165°52.0’E</geoCoordinate>
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, 4805–
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<quantity id="544CD5F9E807065F38F8FA45132FF9BE" box="[1022,1108,1521,1548]" metricMagnitude="3" metricUnit="m" metricValue="3.7239999999999993" pageId="6" pageNumber="85" unit="m" value="3724.0">3724 m</quantity>
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, pebbles and mud.
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</paragraph>
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<paragraph id="930B781CE807065F3849F9A614D6F923" blockId="6.[807,1385,1454,2048]" pageId="6" pageNumber="85">
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||
<emphasis id="A1C0A40EE807065F3849F9A6132AF99E" bold="true" box="[847,1105,1554,1580]" pageId="6" pageNumber="85">Material examined.</emphasis>
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||
<materialsCitation id="23DC7241E807065F3F64F9A614D6F923" collectingDate="1973-11-04" collectionCode="BL" collectorName="Banda Sea, R & V Vitjaz" country="Indonesia" elevation="3200" latitude="-5.25" location="Indonesia" longLatPrecision="1305" longitude="128.41667" pageId="6" pageNumber="85" specimenCount="1" typeStatus="holotype">
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||
<typeStatus id="4C0FC6BEE807065F3F64F9A613ADF99E" box="[1122,1238,1554,1580]" pageId="6" pageNumber="85" type="holotype">Holotype</typeStatus>
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||
.
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||
<collectingCountry id="EBA3388CE807065F3FECF9A61219F99E" box="[1258,1378,1554,1580]" name="Indonesia" pageId="6" pageNumber="85">Indonesia</collectingCountry>
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||
,
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||
<collectorName id="3E411DCAE807065F382FF98014C5F9FC" box="[809,958,1588,1614]" pageId="6" pageNumber="85">Banda Sea, R</collectorName>
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||
/
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||
<collectorName id="3E411DCAE807065F38C1F980135BF9FC" box="[967,1056,1588,1614]" pageId="6" pageNumber="85">
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||
V
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||
<emphasis id="A1C0A40EE807065F38E7F981135BF9FC" box="[993,1056,1589,1614]" italics="true" pageId="6" pageNumber="85">Vitjaz</emphasis>
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||
</collectorName>
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, cruise 54, stn. 6778,
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<geoCoordinate id="F6801EDBE807065F3E14F9801219F9FD" box="[1298,1378,1588,1615]" degrees="5" direction="south" minutes="15" orientation="latitude" pageId="6" pageNumber="85" precision="925" value="-5.25">5°15’S</geoCoordinate>
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,
|
||
<geoCoordinate id="F6801EDBE807065F382EF9E114E2F9C2" box="[808,921,1621,1648]" degrees="128" direction="east" minutes="25" orientation="longitude" pageId="6" pageNumber="85" precision="925" value="128.41667">128°25’E</geoCoordinate>
|
||
,
|
||
<quantity id="544CD5F9E807065F38ABF9E11376F9C2" box="[941,1037,1621,1648]" metricMagnitude="3" metricUnit="m" metricValue="3.2" pageId="6" pageNumber="85" unit="m" value="3200.0">
|
||
<elevation id="18999F2FE807065F38ABF9E11376F9C2" box="[941,1037,1621,1648]" metricMagnitude="3" metricUnit="m" metricValue="3.2" pageId="6" pageNumber="85" unit="m" value="3200.0">3200 m</elevation>
|
||
</quantity>
|
||
, 2 spms,
|
||
<collectionCode id="F5A5E0D9E807065F3F88F9E213CAF9C2" box="[1166,1201,1622,1648]" pageId="6" pageNumber="85">BL</collectionCode>
|
||
5.0–13.0 mm,
|
||
<date id="E70A5EDCE807065F382FF9C314D2F923" box="[809,937,1655,1681]" pageId="6" pageNumber="85" value="1973-11-04">
|
||
<collectingDate id="F74EA734E807065F382FF9C314D2F923" box="[809,937,1655,1681]" pageId="6" pageNumber="85" value="1973-11-04">11.04.1973</collectingDate>
|
||
</date>
|
||
.
|
||
</materialsCitation>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="DBAE2B97E807065F3849F923121BF966" pageId="6" pageNumber="85" type="distribution">
|
||
<paragraph id="930B781CE807065F3849F923121BF966" blockId="6.[807,1385,1454,2048]" pageId="6" pageNumber="85">
|
||
<emphasis id="A1C0A40EE807065F3849F923149CF903" bold="true" box="[847,999,1687,1713]" pageId="6" pageNumber="85">Distribution.</emphasis>
|
||
Only known from the Commander Islands, 4805–
|
||
<quantity id="544CD5F9E807065F38CDF90D1364F966" box="[971,1055,1721,1748]" metricMagnitude="3" metricUnit="m" metricValue="3.7239999999999993" pageId="6" pageNumber="85" unit="m" value="3724.0">3724 m</quantity>
|
||
and the Banda Sea,
|
||
<quantity id="544CD5F9E807065F3E02F90D1227F966" box="[1284,1372,1721,1748]" metricMagnitude="3" metricUnit="m" metricValue="3.2" pageId="6" pageNumber="85" unit="m" value="3200.0">3200 m</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="DBAE2B97E807065E3849F96F1306F84D" lastPageId="7" lastPageNumber="86" pageId="6" pageNumber="85" type="discussion">
|
||
<paragraph id="930B781CE807065E3849F96F1306F84D" blockId="6.[807,1385,1454,2048]" lastBlockId="7.[799,1376,1763,2047]" lastPageId="7" lastPageNumber="86" pageId="6" pageNumber="85">
|
||
<emphasis id="A1C0A40EE807065F3849F96F14BFF947" bold="true" box="[847,964,1755,1781]" pageId="6" pageNumber="85">Remarks.</emphasis>
|
||
The study of the two Indonesian specimens and their comparison with the
|
||
<typeStatus id="4C0FC6BEE807065F3E03F948121CF8A4" box="[1285,1383,1788,1814]" pageId="6" pageNumber="85" type="holotype">holotype</typeStatus>
|
||
(
|
||
<collectionCode id="F5A5E0D9E807065F3834F8A9142DF885" box="[818,854,1821,1847]" pageId="6" pageNumber="85">BL</collectionCode>
|
||
17.0 mm) revealed a fairly close similarity in the shape and sculpture of the shell, gills, girdle armature and radula teeth of the
|
||
<typeStatus id="4C0FC6BEE807065F3F5AF8D413C5F8C8" box="[1116,1214,1888,1914]" pageId="6" pageNumber="85" type="holotype">holotype</typeStatus>
|
||
with the larger Indonesian specimen and some differences between the smaller Indonesian chiton and the two large ones. The differences of a small specimen relate mainly to the shape of the tegmentum granules, which are less elevated and more flattened in a small chiton than in large ones. As for
|
||
<taxonomicName id="54B4039FE806065E3ACEF8B715A5F8AF" box="[456,734,1795,1821]" class="Polyplacophora" family="Leptochitonidae" genus="Belknapchiton" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="7" pageNumber="86" phylum="Mollusca" rank="species" species="giganteus">
|
||
<emphasis id="A1C0A40EE806065E3ACEF8B715A5F8AF" box="[456,734,1795,1821]" italics="true" pageId="7" pageNumber="86">Belknapchiton giganteus</emphasis>
|
||
</taxonomicName>
|
||
, age-related variability is observed in the gradual elongation of the postmucronal area compared to the antemucronal area. The ratio of the length of the antemucronal area to the length of the postmucronal area in the tail valve in chitons with
|
||
<collectionCode id="F5A5E0D9E806065E3954F811150EF80D" box="[594,629,1957,1983]" pageId="7" pageNumber="86">BL</collectionCode>
|
||
5.0, 13.0 and 17.0 mm are 1.51, 1.30 and 1.16 respectively. It is important to note here that
|
||
<taxonomicName id="54B4039FE806065E3905F85215A6F84D" authorityName="Sirenko" authorityYear="2017" box="[515,733,2021,2047]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="7" pageNumber="86" phylum="Mollusca" rank="species" species="commandorensis">
|
||
<emphasis id="A1C0A40EE806065E3905F85215A6F84D" box="[515,733,2021,2047]" italics="true" pageId="7" pageNumber="86">L. commandorensis</emphasis>
|
||
</taxonomicName>
|
||
, unlike
|
||
<taxonomicName id="54B4039FE806065E3874F9571379F94E" box="[882,1026,1763,1788]" class="Polyplacophora" family="Leptochitonidae" genus="Belknapchiton" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Lepidopleurida" pageId="7" pageNumber="86" phylum="Mollusca" rank="species" species="giganteus">
|
||
<emphasis id="A1C0A40EE806065E3874F9571379F94E" box="[882,1026,1763,1788]" italics="true" pageId="7" pageNumber="86">B. giganteus</emphasis>
|
||
</taxonomicName>
|
||
, retains a constant number of aesthetes per tegmenum granule equal to 3 with age. The smallest of the available individuals (
|
||
<collectionCode id="F5A5E0D9E806065E3FDDF8991384F8F5" box="[1243,1279,1837,1863]" pageId="7" pageNumber="86">BL</collectionCode>
|
||
5.0 mm) turned out to be a brooding female, as it yielded three 8-valved juveniles measuring 800 x 630 µm in the pallial groove. This is the second brooding record in a deep-sea chitons after
|
||
<taxonomicName id="54B4039FE806065E3F64F87414C5F84D" authority="Sirenko, 2017" authorityName="Sirenko" authorityYear="2017" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="7" pageNumber="86" phylum="Mollusca" rank="species" species="incubatus">
|
||
<emphasis id="A1C0A40EE806065E3F64F874121BF868" box="[1122,1376,1984,2010]" italics="true" pageId="7" pageNumber="86">Leptochiton incubatus</emphasis>
|
||
<bibRefCitation id="F72505EDE806065E3827F85114C5F84D" author="Sirenko B. I." box="[801,958,2021,2047]" pageId="7" pageNumber="86" pagination="111 - 117" refId="ref6559" refString="Sirenko B. I. 2017. Two new species of the genus Leptochiton (Mollusca, Polyplacophora) from North- West Pacific. Russian Journal of Marine Biology, 43 (2): 111 - 117. DOI: 10.1134 / S 1063074017020109" type="journal article" year="2017">Sirenko, 2017</bibRefCitation>
|
||
</taxonomicName>
|
||
[
|
||
<bibRefCitation id="F72505EDE806065E38CAF8511309F84D" author="Sirenko B. I." box="[972,1138,2020,2047]" pageId="7" pageNumber="86" pagination="111 - 117" refId="ref6559" refString="Sirenko B. I. 2017. Two new species of the genus Leptochiton (Mollusca, Polyplacophora) from North- West Pacific. Russian Journal of Marine Biology, 43 (2): 111 - 117. DOI: 10.1134 / S 1063074017020109" type="journal article" year="2017">Sirenko, 2017</bibRefCitation>
|
||
].
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |