96 lines
13 KiB
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96 lines
13 KiB
XML
<document id="AFF2AAD7138B53205D4F5AEC522EFA73" ID-CLB-Dataset="298418" ID-DOI="10.5281/zenodo.11087801" ID-GBIF-Dataset="434ce934-102d-417a-be1d-8b27b0d5267c" ID-ISSN="1560-8425" ID-Zenodo-Dep="11087801" IM.bibliography_approvedBy="diego" IM.illustrations_approvedBy="diego" IM.materialsCitations_approvedBy="diego" IM.tables_requiresApprovalFor="GgImagineBatch" IM.treatments_approvedBy="diego" checkinTime="1714417765045" checkinUser="felipe" docAuthor="Chaban, E. M." docDate="2016" docId="C85AF226FF9FFFE3BF5AFDE4FE2D1DC4" docLanguage="en" docName="BullRusFarEastMalacolSoc.20.1.5-26.pdf" docOrigin="The Bulletin of the Russian Far East Malacological Society 20" docStyle="DocumentStyle:456D1B725C169D1BF26BD62A764ABD09.2:BullRusFarEastMalacolSoc.2013-2019.journal_article.english" docStyleId="456D1B725C169D1BF26BD62A764ABD09" docStyleName="BullRusFarEastMalacolSoc.2013-2019.journal_article.english" docStyleVersion="2" docTitle="Cylichnoides undefined-1" docType="treatment" docVersion="5" lastPageNumber="21" masterDocId="34638A5EFF8FFFF3BD4DFFAEFFC11955" masterDocTitle="Opisthobranch molluscs of « Cylichna occulta group » (Gastropoda: Opisthobranchia: Cylichnidae) from the Chukchi Sea and adjacent waters" masterLastPageNumber="26" masterPageNumber="5" pageNumber="21" updateTime="1718210267553" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
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<mods:title id="786A3F458748EB29F58D9517BE395968">Opisthobranch molluscs of « Cylichna occulta group » (Gastropoda: Opisthobranchia: Cylichnidae) from the Chukchi Sea and adjacent waters</mods:title>
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<mods:namePart id="26390475FCFCA30B457FBBA40DBACF96">Chaban, E. M.</mods:namePart>
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<mods:title id="157F15632A3677B72D15BF53D85A9F4D">The Bulletin of the Russian Far East Malacological Society</mods:title>
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<mods:date id="7B00B7464A775B493C32B9249A5FAA04">2016</mods:date>
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<mods:number id="DA99BFF27817383875F7317618989CAE">2016-08-22</mods:number>
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<mods:identifier id="BC272D191E32D5AE592C0262EE4AF92C" type="CLB-Dataset">298418</mods:identifier>
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<mods:identifier id="21E2D7F1F7132256F3FD73828E1B4633" type="DOI">10.5281/zenodo.11087801</mods:identifier>
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<treatment id="C85AF226FF9FFFE3BF5AFDE4FE2D1DC4" ID-DOI="http://doi.org/10.5281/zenodo.11620776" ID-GBIF-Taxon="232734411" ID-Zenodo-Dep="11620776" LSID="urn:lsid:plazi:treatment:C85AF226FF9FFFE3BF5AFDE4FE2D1DC4" httpUri="http://treatment.plazi.org/id/C85AF226FF9FFFE3BF5AFDE4FE2D1DC4" lastPageNumber="21" pageId="16" pageNumber="21">
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<subSubSection id="08E910BBFF9FFFE3BF5AFDE4FD371B31" box="[535,758,586,613]" pageId="16" pageNumber="21" type="nomenclature">
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<paragraph id="404C4330FF9FFFE3BF5AFDE4FD371B31" blockId="16.[535,758,586,648]" box="[535,758,586,613]" pageId="16" pageNumber="21">
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<heading id="1B04F45CFF9FFFE3BF5AFDE4FD371B31" box="[535,758,586,613]" centered="true" fontSize="10" level="2" pageId="16" pageNumber="21" reason="4">
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<taxonomicName id="87F338B3FF9FFFE3BF5AFDE4FD311B31" box="[535,752,586,613]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="16" pageNumber="21" phylum="Mollusca" rank="species" species="undefined-1">
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<emphasis id="72879F22FF9FFFE3BF5AFDE4FD711B31" box="[535,688,586,612]" italics="true" pageId="16" pageNumber="21">Cylichnoides</emphasis>
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sp. 1
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</taxonomicName>
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.
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="08E910BBFF9FFFE3BF63FDC0FD1F1BDD" box="[558,734,621,648]" pageId="16" pageNumber="21" type="description">
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<paragraph id="404C4330FF9FFFE3BF63FDC0FD1F1BDD" blockId="16.[535,758,586,648]" box="[558,734,621,648]" pageId="16" pageNumber="21">
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<figureCitation id="D8C85FB5FF9FFFE3BF63FDC0FD541BDD" box="[558,661,622,648]" captionStart="Fig" captionStartId="10.[163,198,1491,1513]" captionTargetBox="[165,1127,229,1459]" captionTargetId="figure-19@10.[155,1137,217,1490]" captionTargetPageId="10" captionText="Fig. 4. Cylichnoides occultus, shell: Chukchi Sea, Wrangel Isl., «Fyodor Litke», station 44 (A – 8.5 mm, ventral view); Wrangel Isl., Rodzhers Bay, station 4 (8.0 mm – B, 7.0 mm – C, ventral view); Greenland, identified previously as Cylichna insculpta (=Cylichna reinhardti) (8.0 mm – E, 6.5 mm – F); «Vega» expedition, 1876 (H – 4.0 mm, G – 5.0 mm, ventral view and D – apical view); Frantz Joseph Land (I – 7.2 mm, ventral view and J – apical view); K, L – Chukchi Sea, De Long Strait (K – apical view and L – 8.0 mm, ventral view); Cylichnoides sp. 1: «Fyodor Litke», station 44, Chukchi Sea, Wrangel Isl. (M – 7.8 mm)." figureDoi="http://doi.org/10.5281/zenodo.11087813" httpUri="https://zenodo.org/record/11087813/files/figure.png" pageId="16" pageNumber="21">Figs 4M</figureCitation>
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;
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<figureCitation id="D8C85FB5FF9FFFE3BFEDFDC3FD1F1BDD" box="[672,734,621,648]" captionStart="Fig" captionStartId="12.[136,171,1544,1566]" captionTargetId="figure-9@11.[166,1191,244,1686]" captionTargetPageId="11" captionText="Fig. 5. Cylichnoides occultus: radula (A – internal lateral teeth, B – F, H – rachidian teeth, G – outer lateral teeth) and shell sculpture (I) of the specimens collected in the Chukchi Sea, Wrangel Isl. (A–E, I – 1976; F–H – 1924). Cylichnoides sp. 1: radula (J, K, N – rachidian teeth, L – outer lateral teeth, M – internal lateral teeth) and shell sculpture (O). Scale bar: A, G, K, L – 50 µm; B, C, H – 30 µm; D, E, N – 10 µm; F, J – 20 µm; I – 200 µm; M – 40 µm; O – 100 µm." figureDoi="http://doi.org/10.5281/zenodo.11620734" httpUri="https://zenodo.org/record/11620734/files/figure.png" pageId="16" pageNumber="21">5J–O</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="08E910BBFF9FFFE3BD88FD09FE2D1DC4" pageId="16" pageNumber="21" type="materials_examined">
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<paragraph id="404C4330FF9FFFE3BD88FD09FCB81BB0" blockId="16.[136,1157,679,1169]" pageId="16" pageNumber="21">
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<materialsCitation id="F09B496DFF9FFFE3BD88FD09FCB51BB0" ID-GBIF-Occurrence="4876413312" collectingDate="1929-09-01" collectionCode="V" location="Chukchi Sea" municipality="Wrangel Isl." pageId="16" pageNumber="21" specimenCount="1">
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Material studied.
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<emphasis id="72879F22FF9FFFE3BCA2FD09FD581B94" bold="true" box="[495,665,679,705]" pageId="16" pageNumber="21">
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<location id="452C15EBFF9FFFE3BCA2FD09FD4E1B94" LSID="urn:lsid:plazi:treatment:C85AF226FF9FFFE3BF5AFDE4FE2D1DC4:452C15EBFF9FFFE3BCA2FD09FD4E1B94" box="[495,655,679,705]" municipality="Wrangel Isl." name="Chukchi Sea" pageId="16" pageNumber="21">Chukchi Sea</location>
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:
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</emphasis>
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<collectingMunicipality id="A028D94AFF9FFFE3BFECFD09FCF51B94" box="[673,820,679,705]" pageId="16" pageNumber="21">Wrangel Isl.</collectingMunicipality>
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, icebreaker «Fyodor Litke»,
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<date id="344D65F0FF9FFFE3BDC5FD65FED01BB0" box="[136,273,715,741]" pageId="16" pageNumber="21" value="1929-09-01">
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<collectingDate id="24099C18FF9FFFE3BDC5FD65FED01BB0" box="[136,273,715,741]" pageId="16" pageNumber="21" value="1929-09-01">01.IX.1929</collectingDate>
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</date>
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, station 44 –
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<specimenCount id="56F588B9FF9FFFE3BCE0FD65FDF41BB0" box="[429,565,715,741]" count="1" pageId="16" pageNumber="21" type="generic">1 specimen</specimenCount>
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, collected by P.
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<collectionCode id="26E2DBF5FF9FFFE3BFA7FD65FD3E1BB0" box="[746,767,715,741]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="16" pageNumber="21" type="Museum">V</collectionCode>
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. Ushakov
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</materialsCitation>
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.
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</paragraph>
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<paragraph id="404C4330FF9FFFE3BD88FD41FC8C1D73" blockId="16.[136,1157,679,1169]" pageId="16" pageNumber="21">
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D e s c r i p t i o n. This shell has an almost straight columellar margin (
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<figureCitation id="D8C85FB5FF9FFFE3B95FFD40FBB61A5C" box="[1042,1143,750,777]" captionStart="Fig" captionStartId="10.[163,198,1491,1513]" captionTargetBox="[165,1127,229,1459]" captionTargetId="figure-19@10.[155,1137,217,1490]" captionTargetPageId="10" captionText="Fig. 4. Cylichnoides occultus, shell: Chukchi Sea, Wrangel Isl., «Fyodor Litke», station 44 (A – 8.5 mm, ventral view); Wrangel Isl., Rodzhers Bay, station 4 (8.0 mm – B, 7.0 mm – C, ventral view); Greenland, identified previously as Cylichna insculpta (=Cylichna reinhardti) (8.0 mm – E, 6.5 mm – F); «Vega» expedition, 1876 (H – 4.0 mm, G – 5.0 mm, ventral view and D – apical view); Frantz Joseph Land (I – 7.2 mm, ventral view and J – apical view); K, L – Chukchi Sea, De Long Strait (K – apical view and L – 8.0 mm, ventral view); Cylichnoides sp. 1: «Fyodor Litke», station 44, Chukchi Sea, Wrangel Isl. (M – 7.8 mm)." figureDoi="http://doi.org/10.5281/zenodo.11087813" httpUri="https://zenodo.org/record/11087813/files/figure.png" pageId="16" pageNumber="21">Fig. 4M</figureCitation>
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), very fine spiral sculpture, pale yellow periostracum and unusual rachidians. Spiral sculpture (
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<figureCitation id="D8C85FB5FF9FFFE3BD85FC98FEE61A04" box="[200,295,822,849]" captionStart="Fig" captionStartId="12.[136,171,1544,1566]" captionTargetId="figure-9@11.[166,1191,244,1686]" captionTargetPageId="11" captionText="Fig. 5. Cylichnoides occultus: radula (A – internal lateral teeth, B – F, H – rachidian teeth, G – outer lateral teeth) and shell sculpture (I) of the specimens collected in the Chukchi Sea, Wrangel Isl. (A–E, I – 1976; F–H – 1924). Cylichnoides sp. 1: radula (J, K, N – rachidian teeth, L – outer lateral teeth, M – internal lateral teeth) and shell sculpture (O). Scale bar: A, G, K, L – 50 µm; B, C, H – 30 µm; D, E, N – 10 µm; F, J – 20 µm; I – 200 µm; M – 40 µm; O – 100 µm." figureDoi="http://doi.org/10.5281/zenodo.11620734" httpUri="https://zenodo.org/record/11620734/files/figure.png" pageId="16" pageNumber="21">Fig. 5O</figureCitation>
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) consists of the weak straight striae equally close over the whole shell, mostly at regular distances from each other. These striae alternate with two more weak striae, which can be seen more clearly at the electron microscopy images. The height of the shell is 7.8 mm. Radula (
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<figureCitation id="D8C85FB5FF9FFFE3BCB0FC0FFDB51AE9" box="[509,628,929,956]" captionStart="Fig" captionStartId="12.[136,171,1544,1566]" captionTargetId="figure-9@11.[166,1191,244,1686]" captionTargetPageId="11" captionText="Fig. 5. Cylichnoides occultus: radula (A – internal lateral teeth, B – F, H – rachidian teeth, G – outer lateral teeth) and shell sculpture (I) of the specimens collected in the Chukchi Sea, Wrangel Isl. (A–E, I – 1976; F–H – 1924). Cylichnoides sp. 1: radula (J, K, N – rachidian teeth, L – outer lateral teeth, M – internal lateral teeth) and shell sculpture (O). Scale bar: A, G, K, L – 50 µm; B, C, H – 30 µm; D, E, N – 10 µm; F, J – 20 µm; I – 200 µm; M – 40 µm; O – 100 µm." figureDoi="http://doi.org/10.5281/zenodo.11620734" httpUri="https://zenodo.org/record/11620734/files/figure.png" pageId="16" pageNumber="21">Fig. 5J–N</figureCitation>
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) has formula 10x2:1:1:1:2, lateral teeth with 20–24 regularly spaced curved denticles, which descend to the base of the tooth. Rachidian teeth equipped with the long curved denticles tapering with 1–4 filiform ends. Cutting edge is a simple rounded form. Lateral edges not rolled.
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</paragraph>
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<paragraph id="404C4330FF9FFFE3BD88FB9EFE2D1DC4" blockId="16.[136,1157,679,1169]" pageId="16" pageNumber="21">
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N o t e s. The species differs from other species of
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<taxonomicName id="87F338B3FF9FFFE3BE57FB81FC721D1C" authorityName="Minichev" authorityYear="1977" box="[794,947,1071,1097]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="16" pageNumber="21" phylum="Mollusca" rank="genus">
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<emphasis id="72879F22FF9FFFE3BE57FB81FC721D1C" box="[794,947,1071,1097]" italics="true" pageId="16" pageNumber="21">Cylichnoides</emphasis>
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</taxonomicName>
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in shell sculpture and rachidian teeth morphology. Rachidian tooth is equipped with long curved denticles tapering with 1–4 thread ends.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |