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<document id="E727F0E8793E36B4C1D395667AAB0FD8" ID-DOI="10.5281/zenodo.11087801" 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="C85AF226FF82FFE3BC80FCA8FBAD1B4E" 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 scalptus" docType="treatment" docVersion="3" 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="18" updateTime="1718204523095" updateUser="diego" zenodo-license-document="CC-BY-4.0">
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<mods:title id="4C6F82E47E9F7D5441E8F5984059A7F5">Opisthobranch molluscs of « Cylichna occulta group » (Gastropoda: Opisthobranchia: Cylichnidae) from the Chukchi Sea and adjacent waters</mods:title>
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<treatment id="C85AF226FF82FFE3BC80FCA8FBAD1B4E" LSID="urn:lsid:plazi:treatment:C85AF226FF82FFE3BC80FCA8FBAD1B4E" httpUri="http://treatment.plazi.org/id/C85AF226FF82FFE3BC80FCA8FBAD1B4E" lastPageId="16" lastPageNumber="21" pageId="13" pageNumber="18">
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<paragraph id="404C4330FF82FFFEBC80FCA8FCBA1A75" blockId="13.[461,891,773,835]" box="[461,891,773,800]" pageId="13" pageNumber="18">
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<taxonomicName id="87F338B3FF82FFFEBC80FCA8FCBA1A75" ID-CoL="32ZYM" authority="(Reeve, 1855)" baseAuthorityName="Reeve" baseAuthorityYear="1855" box="[461,891,773,800]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="13" pageNumber="18" phylum="Mollusca" rank="species" species="scalptus">
<emphasis id="72879F22FF82FFFEBC80FCA8FD0F1A75" box="[461,718,774,800]" italics="true" pageId="13" pageNumber="18">Cylichnoides scalptus</emphasis>
(Reeve, 1855)
</taxonomicName>
</heading>
</paragraph>
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<subSubSection id="08E910BBFF82FFFEBF6EFC87FCE41A16" box="[547,805,809,835]" pageId="13" pageNumber="18" type="description">
<paragraph id="404C4330FF82FFFEBF6EFC87FCE41A16" blockId="13.[461,891,773,835]" box="[547,805,809,835]" pageId="13" pageNumber="18">
<figureCitation id="D8C85FB5FF82FFFEBF6EFC87FD451A16" box="[547,644,809,835]" captionStart="Fig" captionStartId="6.[136,171,960,982]" captionTargetBox="[137,1156,227,941]" captionTargetId="figure-293@6.[121,1171,200,978]" captionTargetPageId="6" captionText="Fig. 3. Male copulatory system: Cylichnoides scalptus, Laptev Sea (A); Cylichnoides densistriatus, Russian Polar Expedition 19011903, no data (B); Cylichnoides occultus, Novaya Zemlya, Matochkin Strait (C); Cylichnoides validus, Laptev Sea (D) and Chukchi Sea, «Vega» expedition (dorsal view (E), ventral view (F)). Abbreviations: m muscle fibers, p.f folds of penial sheath, others like to Fig. 2. Scale bar: A, DF 1 mm; B, C 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.11087810" httpUri="https://zenodo.org/record/11087810/files/figure.png" pageId="13" pageNumber="18">Figs 3A</figureCitation>
;
<figureCitation id="D8C85FB5FF82FFFEBFDCFC87FD1D1A16" box="[657,732,809,835]" captionStart="Fig" captionStartId="14.[185,220,1550,1572]" captionTargetBox="[188,1113,227,1523]" captionTargetId="figure-19@14.[175,1126,207,1545]" captionTargetPageId="14" captionText="Fig. 6. Cylichnoides scalptus, shell: Kara Sea, «Fyodor Litke», station 183 (AE); Barents Sea, R/V «Persey», station 862 (F, G) and station 866 (H) (ventral view: A 10.2 mm, B 9.9 mm, C 9.5 mm, D 5.3 mm, F 5.0 mm, H 10 mm; apical view: E, G). Cylichnoides densistriatus, shell: Kotelny Isl., New Siberian Islands, 1903 (I, J); Laptev Sea, Kondratevsky Il., 1973 (K, L), ventral view (I 5.6 mm, L 4 mm), apical view (J, K). Scale bar: E, G, J, K 1.0 mm." figureDoi="http://doi.org/10.5281/zenodo.11087815" httpUri="https://zenodo.org/record/11087815/files/figure.png" pageId="13" pageNumber="18">6AH</figureCitation>
;
<figureCitation id="D8C85FB5FF82FFFEBFA5FC87FCE41A16" box="[744,805,809,835]" captionStart="Fig" captionStartId="15.[166,201,1520,1542]" captionTargetBox="[165,1185,234,1482]" captionTargetId="figure-9@15.[163,1189,229,1521]" captionTargetPageId="15" captionText="Fig. 7. Cylichnoides scalptus: Kara Sea, 1948: radula (AF), shell sculpture (GJ), (BD rachidian tooth, denticles of the internal lateral tooth, E denticles of the internal lateral tooth, F outer lateral teeth). Cylichnoides densistriatus (K, L): radula (K), shell sculpture (L). Scale bar: A 100 µm; B 40 µm; C, F, K 50 µm; D 30 µm; E 10 µm; G 500 µm; H, I, L 200 µm; J 400 µm." figureDoi="http://doi.org/10.5281/zenodo.11087821" httpUri="https://zenodo.org/record/11087821/files/figure.png" pageId="13" pageNumber="18">7AJ</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="08E910BBFF82FFFEBDEBFCF1FDA21DDB" pageId="13" pageNumber="18" type="reference_group">
<paragraph id="404C4330FF82FFFEBDEBFCF1FD3E1A22" blockId="13.[166,1187,863,1103]" box="[166,767,863,888]" pageId="13" pageNumber="18">
<taxonomicName id="87F338B3FF82FFFEBDEBFCF1FE3F1A2D" authority="Reeve, 1855, p. 392" authorityName="Reeve" authorityPageNumber="392" authorityYear="1855" box="[166,510,863,888]" class="Gastropoda" family="Bullidae" genus="Bulla" kingdom="Animalia" order="Cephalaspidea" pageId="13" pageNumber="18" phylum="Mollusca" rank="species" species="scalpta">
<emphasis id="72879F22FF82FFFEBDEBFCF1FEEC1A22" box="[166,301,863,887]" italics="true" pageId="13" pageNumber="18">Bulla scalpta</emphasis>
Reeve, 1855, p. 392
</taxonomicName>
393, pl. 32, figs 3a, b, c.
</paragraph>
<paragraph id="404C4330FF82FFFEBDEBFCD0FC8D1AC3" blockId="13.[166,1187,863,1103]" box="[166,844,894,918]" pageId="13" pageNumber="18">
<treatmentCitationGroup id="60E3641EFF82FFFEBDEBFCD0FC8D1AC3" box="[166,844,894,918]" pageId="13" pageNumber="18">
<taxonomicName id="87F338B3FF82FFFEBDEBFCD0FE2A1AC3" authority="(Reeve, 1855)" baseAuthorityName="Reeve" baseAuthorityYear="1855" box="[166,491,894,918]" class="Gastropoda" family="Cylichnidae" genus="Cylichna" kingdom="Animalia" order="Cephalaspidea" pageId="13" pageNumber="18" phylum="Mollusca" rank="species" species="scalpta">
<emphasis id="72879F22FF82FFFEBDEBFCD0FE901AC3" box="[166,337,894,918]" italics="true" pageId="13" pageNumber="18">Cylichna scalpta</emphasis>
(Reeve, 1855)
</taxonomicName>
:
<treatmentCitation id="C1526521FF82FFFEBCB9FCD0FD721AC3" author="Leche W." box="[500,691,894,918]" page="73" pageId="13" pageNumber="18" year="1878">
<bibRefCitation id="24623EC1FF82FFFEBCB9FCD0FDB51AC3" author="Leche W." box="[500,628,894,918]" pageId="13" pageNumber="18" pagination="1 - 86" refId="ref10275" refString="Leche W. 1878. Ofversight ofver de af Svenska Expeditionerna till Novaja Semlja och Jenissej 1875 och 1876 issamlade Hafs-Mollusker // Handlingar Svenska Vetenskaps-Akademiens. V. 16, N 2. P. 1 - 86." type="book chapter" year="1878">Leche, 1878</bibRefCitation>
, p. 73
</treatmentCitation>
, tab. 1, fig. 22.
</treatmentCitationGroup>
</paragraph>
<paragraph id="404C4330FF82FFFEBDEBFC33FB801AE0" blockId="13.[166,1187,863,1103]" box="[166,1089,925,949]" pageId="13" pageNumber="18">
<treatmentCitationGroup id="60E3641EFF82FFFEBDEBFC33FB801AE0" box="[166,1089,925,949]" pageId="13" pageNumber="18">
<taxonomicName id="87F338B3FF82FFFEBDEBFC33FDA71AE0" authority="(Reeve, 1855)" baseAuthorityName="Reeve" baseAuthorityYear="1855" box="[166,614,925,949]" class="Gastropoda" family="Cylichnidae" genus="Cylichna" kingdom="Animalia" order="Cephalaspidea" pageId="13" pageNumber="18" phylum="Mollusca" rank="species" species="scalpta" subGenus="Bullinella">
<emphasis id="72879F22FF82FFFEBDEBFC33FE0D1AE0" box="[166,460,925,949]" italics="true" pageId="13" pageNumber="18">Cylichna (Bullinella) scalpta</emphasis>
(Reeve, 1855)
</taxonomicName>
:
<treatmentCitation id="C1526521FF82FFFEBF3DFC33FC751AE0" author="Filatova Z. A. &amp; Zatsepin V. I." box="[624,948,925,949]" page="394" pageId="13" pageNumber="18" year="1948">
<bibRefCitation id="24623EC1FF82FFFEBF3DFC33FCA91AE0" author="Filatova Z. A. &amp; Zatsepin V. I." box="[624,872,925,949]" pageId="13" pageNumber="18" pagination="358 - 401" refId="ref9864" refString="Filatova Z. A., Zatsepin V. I. 1948. Classis Gastropoda // Guidebook to Fauna and Flora of the Northern Seas of the USSR. N. S. Gaevskaya (Ed.). Moscow: Sovetskaya Nauka. P. 358 - 401. [In Russian]." type="book chapter" year="1948">Filatova, Zatsepin, 1948</bibRefCitation>
, p. 394
</treatmentCitation>
, pl. 53, fig. 8.
</treatmentCitationGroup>
</paragraph>
<paragraph id="404C4330FF82FFFEBDEBFC12FD781AA6" blockId="13.[166,1187,863,1103]" pageId="13" pageNumber="18">
<treatmentCitationGroup id="60E3641EFF82FFFEBDEBFC12FD781AA6" pageId="13" pageNumber="18">
<taxonomicName id="87F338B3FF82FFFEBDEBFC12FDB41A81" authority="(Mighels et Adams, 1842)" baseAuthorityName="Mighels et Adams" baseAuthorityYear="1842" box="[166,629,956,980]" class="Gastropoda" family="Cylichnidae" genus="Cylichna" kingdom="Animalia" order="Cephalaspidea" pageId="13" pageNumber="18" phylum="Mollusca" rank="species" species="occulta">
<emphasis id="72879F22FF82FFFEBDEBFC12FE971A81" box="[166,342,956,980]" italics="true" pageId="13" pageNumber="18">Cylichna occulta</emphasis>
(
<bibRefCitation id="24623EC1FF82FFFEBC2BFC12FDAC1A81" author="Mighels J. W. &amp; Adams C. B." box="[358,621,956,980]" pageId="13" pageNumber="18" pagination="37 - 54" refId="ref10521" refString="Mighels J. W., Adams C. B. 1842. Descriptions of twenty-four species of the shells of New England // Boston Journal of Natural History. V. 4, N 1. P. 37 - 54." type="book chapter" year="1842">Mighels et Adams, 1842</bibRefCitation>
)
</taxonomicName>
:
<treatmentCitation id="C1526521FF82FFFEBFCFFC12FC9D1A81" author="Pilsbry H. A." box="[642,860,956,980]" page="292" pageId="13" pageNumber="18" year="1893">
<bibRefCitation id="24623EC1FF82FFFEBFCFFC12FCCD1A81" author="Pilsbry H. A." box="[642,780,956,980]" pageId="13" pageNumber="18" refId="ref10780" refString="Pilsbry H. A. 1893. Manual of Conchology; Structural and Systematic. Vol. 15. G. W. Tryon (Ed.). Philadelphia. 436 p." type="book" year="1893">Pilsbry, 1893</bibRefCitation>
, p. 292
</treatmentCitation>
(part.), fig. 35;
<treatmentCitation id="C1526521FF82FFFEB945FC12FEE31AA7" author="Lemche H." page="225" pageId="13" pageNumber="18" year="1956">
<bibRefCitation id="24623EC1FF82FFFEB945FC12FB5E1A81" author="Lemche H." box="[1032,1183,956,980]" pageId="13" pageNumber="18" pagination="1 - 278" refId="ref10379" refString="Lemche H. 1956. The anatomy and histology of Cylichna (Gastropoda, Tectibranchia) // Skrifter udgivet af Universitetets Zoologiske Museum, Kobenhavn. V. 16. P. 1 - 278." type="journal article" year="1956">Lemche, 1956</bibRefCitation>
, p. 225
</treatmentCitation>
, pl. 1, fig. 3, 4 (non Mighels et Adams).
</treatmentCitationGroup>
</paragraph>
<paragraph id="404C4330FF82FFFEBDEBFC57FE491D1A" blockId="13.[166,1187,863,1103]" pageId="13" pageNumber="18">
<treatmentCitationGroup id="60E3641EFF82FFFEBDEBFC57FE491D1A" pageId="13" pageNumber="18">
<taxonomicName id="87F338B3FF82FFFEBDEBFC57FDD41D44" ID-CoL="NTWC" authority="(Reeve, 1855)" baseAuthorityName="Reeve" baseAuthorityYear="1855" box="[166,533,1017,1042]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="13" pageNumber="18" phylum="Mollusca" rank="species" species="scalpta">
<emphasis id="72879F22FF82FFFEBDEBFC57FEBB1D44" box="[166,378,1017,1041]" italics="true" pageId="13" pageNumber="18">Cylichnoides scalpta</emphasis>
(Reeve, 1855)
</taxonomicName>
:
<treatmentCitation id="C1526521FF82FFFEBF53FC57FD3A1D47" author="Chaban E. M." box="[542,763,1017,1042]" page="108" pageId="13" pageNumber="18" year="2001">
<bibRefCitation id="24623EC1FF82FFFEBF53FC57FD6F1D47" author="Chaban E. M." box="[542,686,1017,1042]" pageId="13" pageNumber="18" refId="ref9476" refString="Chaban E. M. 2001. Subclass Opisthobranchia: Cephalaspidea, Anaspidea, Acochlidiida, Sacoglossa, Thecosomata, Gymnosomata // Check-List of Species of Free-Living Invertebrates of the Russian Far Eastern Seas. B. I. Sirenko (Ed.). St. Petersburg: Zoological Institute, Russian Academy of Sciences. P. 108 - 109. (Explorations of the Fauna of the Seas. V. 75 (83 ))." type="book" year="2001">Chaban, 2001</bibRefCitation>
, p. 108
</treatmentCitation>
;
<treatmentCitation id="C1526521FF82FFFEBE48FC57FC121D47" author="Chaban I." box="[773,979,1017,1042]" page="82" pageId="13" pageNumber="18" year="2004">
<bibRefCitation id="24623EC1FF82FFFEBE48FC57FC541D47" author="Chaban I." box="[773,917,1017,1042]" pageId="13" pageNumber="18" pagination="71 - 87" refId="ref9555" refString="Chaban I. М. 2004. Cephalaspidean mollusks (Mollusca, Opisthobranchia) of the Laptev sea // Explorations of the Fauna of the Seas. V. 54 (62). P. 71 - 87. [In Russian]." type="journal article" year="2004">Chaban, 2004</bibRefCitation>
, p. 82
</treatmentCitation>
83, fig. 5E, F;
<treatmentCitation id="C1526521FF82FFFEB93FFC57FE481D65" author="Chaban I." page="75" pageId="13" pageNumber="18" year="2010">
<bibRefCitation id="24623EC1FF82FFFEB93FFC57FE8B1D65" author="Chaban I." pageId="13" pageNumber="18" pagination="71 - 88" refId="ref9656" refString="Chaban I. М. 2010. Cephalaspidean mollusks (Gastropoda, Opisthobranchia) of the East Siberian Sea // Explorations of the Fauna of the seas. V. 66 (74). P. 71 - 88. [In Russian]." type="journal article" year="2010">Chaban, 2010</bibRefCitation>
, p. 75
</treatmentCitation>
76, fig. 6.4;
<treatmentCitation id="C1526521FF82FFFEBF5FFBB6FC9E1D65" author="Chaban I. &amp; Martynov A. V." box="[530,863,1048,1073]" page="254" pageId="13" pageNumber="18" year="2006">
<bibRefCitation id="24623EC1FF82FFFEBF5FFBB6FCD31D65" author="Chaban I. &amp; Martynov A. V." box="[530,786,1048,1073]" pageId="13" pageNumber="18" pagination="250 - 261" refId="ref9702" refString="Chaban I. М., Martynov A. V. 2006. Clade Cephalaspidea // Yu. I. Kantor, A. V. Sysoev. Marine and Brackish Water Gastropoda of Russia and Adjacent Countries: an Illustrated Catalogue. Moscow: KMK Scientific Press Ltd. P. 250 - 261." type="book chapter" year="2006">Chaban, Martynov, 2006</bibRefCitation>
, p. 254
</treatmentCitation>
, pl. 126, fig. F;
<treatmentCitation id="C1526521FF82FFFEB949FBB6FEE21D1A" author="Nekhaev I. O." page="110" pageId="13" pageNumber="18" year="2014">
<bibRefCitation id="24623EC1FF82FFFEB949FBB6FB5E1D65" author="Nekhaev I. O." box="[1028,1183,1048,1072]" pageId="13" pageNumber="18" pagination="75 - 121" refId="ref10648" refString="Nekhaev I. O. 2014. Marine shell-bearing Gastropoda of Murman (Barents Sea): an annoteted check-list // Ruthenica (Russian Malacological Journal). V. 24, N 2. P. 75 - 121." type="book chapter" year="2014">Nekhaev, 2014</bibRefCitation>
, p. 110
</treatmentCitation>
, fig. 15D.
</treatmentCitationGroup>
</paragraph>
<paragraph id="404C4330FF82FFFEBDAEFBDAFDA21DDB" blockId="13.[166,1187,1140,1664]" box="[227,611,1140,1166]" pageId="13" pageNumber="18">Type locality. Spitsbergen.</paragraph>
</subSubSection>
<subSubSection id="08E910BBFF82FFE3BDAEFB36FBAD1B4E" lastPageId="16" lastPageNumber="21" pageId="13" pageNumber="18" type="description">
<paragraph id="404C4330FF82FFFEBDAEFB36FD381DE7" blockId="13.[166,1187,1140,1664]" box="[227,761,1175,1202]" pageId="13" pageNumber="18">
Type s p e c i m e n s. Lost [
<bibRefCitation id="24623EC1FF82FFFEBF70FB39FD2C1DE7" author="Lemche H." box="[573,749,1175,1202]" pageId="13" pageNumber="18" pagination="1 - 136" refId="ref10345" refString="Lemche H. 1948. Northern and Arctic tectibranch gastropods // Det Kongelige Danske Videnskabernes Selskab Biologiske Skrifter, Kobenhavn. V. 5, N 3. P. 1 - 136." type="book chapter" year="1948">Lemche, 1948</bibRefCitation>
].
</paragraph>
<paragraph id="404C4330FF82FFFEBDAEFB15FE151F40" blockId="13.[166,1187,1140,1664]" pageId="13" pageNumber="18">
<materialsCitation id="F09B496DFF82FFFEBDAEFB15FD2C1DAD" collectingDate="1927-09-22" collectionCode="R, V" elevation="79" latitude="73.98333" longLatPrecision="960" longitude="63.416668" pageId="13" pageNumber="18" specimenCount="2">
Material studied.
<emphasis id="72879F22FF82FFFEBF5EFB15FD771D80" bold="true" box="[531,694,1211,1237]" pageId="13" pageNumber="18">Barents Sea:</emphasis>
<collectionCode id="26E2DBF5FF82FFFEBF8CFB15FD151D80" box="[705,724,1211,1237]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="13" pageNumber="18">R</collectionCode>
/
<collectionCode id="26E2DBF5FF82FFFEBF90FB15FD301D80" box="[733,753,1211,1237]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="13" pageNumber="18" type="Museum">V</collectionCode>
«Persey»: station 862,
<date id="344D65F0FF82FFFEB95BFB15FB5F1D80" box="[1046,1182,1211,1237]" pageId="13" pageNumber="18" value="1927-09-22">
<collectingDate id="24099C18FF82FFFEB95BFB15FB5F1D80" box="[1046,1182,1211,1237]" pageId="13" pageNumber="18" value="1927-09-22">22.IX.1927</collectingDate>
</date>
,
<geoCoordinate id="25C725F7FF82FFFEBDEBFB71FED51DAC" box="[166,276,1245,1273]" degrees="73" direction="north" minutes="59" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="73.98333">73º59 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEBC68FB70FE4E1DAC" box="[293,399,1245,1273]" degrees="63" direction="east" minutes="25" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="63.416668">63º25 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEBCA3FB71FDEF1DAC" box="[494,558,1247,1273]" metricMagnitude="1" metricUnit="m" metricValue="7.9" pageId="13" pageNumber="18" unit="m" value="79.0">
<elevation id="CBDEA403FF82FFFEBCA3FB71FDEF1DAC" box="[494,558,1247,1273]" metricMagnitude="1" metricUnit="m" metricValue="7.9" pageId="13" pageNumber="18" unit="m" value="79.0">79 m</elevation>
</quantity>
<specimenCount id="56F588B9FF82FFFEBF19FB71FD2C1DAD" box="[596,749,1246,1273]" count="2" pageId="13" pageNumber="18" type="generic">2 specimens</specimenCount>
</materialsCitation>
; station 866,
<date id="344D65F0FF82FFFEBEDAFB71FBDE1DAC" box="[919,1055,1247,1273]" pageId="13" pageNumber="18" value="1927-09-22">22.IX.1927</date>
,
<geoCoordinate id="25C725F7FF82FFFEB97DFB70FB5A1DAC" box="[1072,1179,1245,1273]" degrees="75" direction="north" minutes="21" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="75.35">75º21 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEBDEBFAACFEC91C48" box="[166,264,1281,1309]" degrees="65" direction="east" minutes="10" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="65.166664">65º10 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEBC11FAACFE641C48" box="[348,421,1282,1309]" metricMagnitude="2" metricUnit="m" metricValue="3.4" pageId="13" pageNumber="18" unit="m" value="340.0">340 m</quantity>
<specimenCount id="56F588B9FF82FFFEBCF3FAACFD871C49" box="[446,582,1282,1308]" count="1" pageId="13" pageNumber="18" type="generic">1 specimen</specimenCount>
;
<emphasis id="72879F22FF82FFFEBF02FAACFD0D1C49" bold="true" box="[591,716,1282,1308]" pageId="13" pageNumber="18">Kara Sea:</emphasis>
icebreaker «Rusanov», 1932, station 20,
<geoCoordinate id="25C725F7FF82FFFEBDEBFA88FED31C15" box="[166,274,1316,1344]" degrees="70" direction="north" minutes="47" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="70.78333">70º47 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEBC6AFA88FE511C15" box="[295,400,1316,1344]" degrees="63" direction="east" minutes="59" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="63.983334">63º59 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEBCBEFA88FD821C15" box="[499,579,1318,1344]" metricMagnitude="2" metricUnit="m" metricValue="1.3" pageId="13" pageNumber="18" unit="m" value="130.0">130 m</quantity>
, mud
<specimenCount id="56F588B9FF82FFFEBFF9FA88FC8C1C15" box="[692,845,1318,1344]" count="7" pageId="13" pageNumber="18" type="generic">7 specimens</specimenCount>
; icebreaker «Sedov», 1934, station 51,
<geoCoordinate id="25C725F7FF82FFFEBC79FAE4FE611C31" box="[308,416,1352,1380]" degrees="77" direction="north" minutes="28" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="77.46667">77º28 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEBCF8FAE7FDE11C31" box="[437,544,1352,1380]" degrees="86" direction="east" minutes="32" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="86.53333">86º32 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEBFCCFAE7FD131C31" box="[641,722,1353,1380]" metricMagnitude="2" metricUnit="m" metricValue="1.1199999999999999" pageId="13" pageNumber="18" unit="m" value="112.0">112 m</quantity>
, mud and sand
<specimenCount id="56F588B9FF82FFFEBEF0FAE7FBA41C36" box="[957,1125,1353,1379]" count="20" pageId="13" pageNumber="18" type="generic">20 specimens</specimenCount>
; icebreaker «Fyodor Litke»,
<date id="344D65F0FF82FFFEBC95FAC3FDA11CD2" box="[472,608,1389,1415]" pageId="13" pageNumber="18" value="1948-09-29">29.IX.1948</date>
, station 183,
<geoCoordinate id="25C725F7FF82FFFEBE44FAC3FCB71CD2" box="[777,886,1387,1415]" degrees="80" direction="north" minutes="30" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="80.5">80º30 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEBECBFAC3FC311CD2" box="[902,1008,1387,1415]" degrees="90" direction="east" minutes="03" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="90.05">90º03 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEB900FAC3FB5F1CD2" box="[1101,1182,1389,1415]" metricMagnitude="2" metricUnit="m" metricValue="1.7399999999999998" pageId="13" pageNumber="18" unit="m" value="174.0">174 m</quantity>
, mud
<specimenCount id="56F588B9FF82FFFEBDB5FA3FFE571CFF" box="[248,406,1424,1451]" count="11" pageId="13" pageNumber="18" type="generic">11 specimens</specimenCount>
;
<materialsCitation id="F09B496DFF82FFFEBCEBFA3FFDAC1C9B" collectingDate="1993-09-07" collectionCode="R, V" elevation="55" latitude="77.4" longLatPrecision="947" longitude="133.53334" pageId="13" pageNumber="18" specimenCount="16">
<emphasis id="72879F22FF82FFFEBCEBFA3FFDFD1CFE" bold="true" box="[422,572,1424,1451]" pageId="13" pageNumber="18">Laptev Sea:</emphasis>
<collectionCode id="26E2DBF5FF82FFFEBF0EFA3FFD971CFE" box="[579,598,1425,1451]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="13" pageNumber="18">R</collectionCode>
/
<collectionCode id="26E2DBF5FF82FFFEBF12FA3FFDB21CFE" box="[607,627,1425,1451]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="13" pageNumber="18" type="Museum">V</collectionCode>
«Polarstern»,
<date id="344D65F0FF82FFFEBE53FA3FFC671CFE" box="[798,934,1425,1451]" pageId="13" pageNumber="18" value="1993-09-07">
<collectingDate id="24099C18FF82FFFEBE53FA3FFC671CFE" box="[798,934,1425,1451]" pageId="13" pageNumber="18" value="1993-09-07">07.IX.1993</collectingDate>
</date>
, station 43,
<geoCoordinate id="25C725F7FF82FFFEB978FA3FFB5A1CFE" box="[1077,1179,1423,1451]" degrees="77" direction="north" minutes="24" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="77.4">77º24 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEBDEBFA1AFED81C9A" box="[166,281,1458,1487]" degrees="133" direction="east" minutes="32" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="133.53334">133º32 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEBC3FFA1AFE6E1C9A" box="[370,431,1460,1487]" metricMagnitude="1" metricUnit="m" metricValue="5.5" pageId="13" pageNumber="18" unit="m" value="55.0">
<elevation id="CBDEA403FF82FFFEBC3FFA1AFE6E1C9A" box="[370,431,1460,1487]" metricMagnitude="1" metricUnit="m" metricValue="5.5" pageId="13" pageNumber="18" unit="m" value="55.0">55 m</elevation>
</quantity>
<specimenCount id="56F588B9FF82FFFEBC83FA1AFDAC1C9B" box="[462,621,1460,1486]" count="16" pageId="13" pageNumber="18" type="generic">16 specimens</specimenCount>
</materialsCitation>
;
<materialsCitation id="F09B496DFF82FFFEBF33FA1AFCE81CA7" collectionCode="R, V" elevation="11" latitude="69.51667" longLatPrecision="980" longitude="170.41667" pageId="13" pageNumber="18" specimenCount="1">
<emphasis id="72879F22FF82FFFEBF33FA1AFCA61C9B" bold="true" box="[638,871,1460,1486]" pageId="13" pageNumber="18">East-Siberian Sea:</emphasis>
<collectionCode id="26E2DBF5FF82FFFEBE22FA1AFC431C9B" box="[879,898,1460,1486]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="13" pageNumber="18">R</collectionCode>
/
<collectionCode id="26E2DBF5FF82FFFEBEC6FA1AFC5E1C9B" box="[907,927,1460,1486]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="13" pageNumber="18" type="Museum">V</collectionCode>
«Ivan Kireev», 2004, station 87,
<geoCoordinate id="25C725F7FF82FFFEBC6FFA79FE471CA7" box="[290,390,1494,1522]" degrees="69" direction="north" minutes="31" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="69.51667">69º31 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEBCDFFA76FDC31CA7" box="[402,514,1494,1522]" degrees="170" direction="east" minutes="25" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="170.41667">170º25 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEBF1EFA76FD4A1CA7" box="[595,651,1496,1522]" metricMagnitude="1" metricUnit="m" metricValue="1.1" pageId="13" pageNumber="18" unit="m" value="11.0">
<elevation id="CBDEA403FF82FFFEBF1EFA76FD4A1CA7" box="[595,651,1496,1522]" metricMagnitude="1" metricUnit="m" metricValue="1.1" pageId="13" pageNumber="18" unit="m" value="11.0">11 m</elevation>
</quantity>
<specimenCount id="56F588B9FF82FFFEBFEEFA76FCE81CA7" box="[675,809,1496,1522]" count="1" pageId="13" pageNumber="18" type="generic">1 specimen</specimenCount>
</materialsCitation>
; station 106,
<geoCoordinate id="25C725F7FF82FFFEBEF1FA76FBE21CA7" box="[956,1059,1494,1522]" degrees="70" direction="north" minutes="28" orientation="latitude" pageId="13" pageNumber="18" precision="925" value="70.46667">70º28 N</geoCoordinate>
,
<geoCoordinate id="25C725F7FF82FFFEB961FA76FB5D1CA7" box="[1068,1180,1494,1522]" degrees="171" direction="east" minutes="36" orientation="longitude" pageId="13" pageNumber="18" precision="925" value="171.6">171º36 E</geoCoordinate>
, depth
<quantity id="870BEED5FF82FFFEBDA2FA55FEEB1F43" box="[239,298,1531,1558]" metricMagnitude="1" metricUnit="m" metricValue="3.1" pageId="13" pageNumber="18" unit="m" value="31.0">31 m</quantity>
<specimenCount id="56F588B9FF82FFFEBC05FA55FE101F40" box="[328,465,1531,1557]" count="1" pageId="13" pageNumber="18" type="generic">1 specimen</specimenCount>
.
</paragraph>
<paragraph id="404C4330FF82FFFEBDAEF9B1FDE41FD5" blockId="13.[166,1187,1140,1664]" pageId="13" pageNumber="18">
D e s c r i p t i o n. Shell wide-cylindrical, up to 11.5 mm height, spiral striations very narrow, engraved, apex impressed and wide, mostly umbilicated, columellar margin narrow, oblique (
<figureCitation id="D8C85FB5FF82FFFEBCD7F9C8FDD91FD5" box="[410,536,1638,1664]" captionStart="Fig" captionStartId="15.[166,201,1520,1542]" captionTargetBox="[165,1185,234,1482]" captionTargetId="figure-9@15.[163,1189,229,1521]" captionTargetPageId="15" captionText="Fig. 7. Cylichnoides scalptus: Kara Sea, 1948: radula (AF), shell sculpture (GJ), (BD rachidian tooth, denticles of the internal lateral tooth, E denticles of the internal lateral tooth, F outer lateral teeth). Cylichnoides densistriatus (K, L): radula (K), shell sculpture (L). Scale bar: A 100 µm; B 40 µm; C, F, K 50 µm; D 30 µm; E 10 µm; G 500 µm; H, I, L 200 µm; J 400 µm." figureDoi="http://doi.org/10.5281/zenodo.11087821" httpUri="https://zenodo.org/record/11087821/files/figure.png" pageId="13" pageNumber="18">Figs 7GJ</figureCitation>
).
</paragraph>
<caption id="148C13B8FF81FFFDBDF4F9A0FBC81FC6" ID-DOI="http://doi.org/10.5281/zenodo.11087815" ID-Zenodo-Dep="11087815" httpUri="https://zenodo.org/record/11087815/files/figure.png" pageId="14" pageNumber="19" startId="14.[185,220,1550,1572]" targetBox="[188,1113,227,1523]" targetPageId="14" targetType="figure">
<paragraph id="404C4330FF81FFFDBDF4F9A0FBC81FC6" blockId="14.[185,1115,1550,1684]" pageId="14" pageNumber="19">
<emphasis id="72879F22FF81FFFDBDF4F9A0FF381F76" bold="true" box="[185,249,1550,1572]" pageId="14" pageNumber="19">Fig. 6.</emphasis>
<taxonomicName id="87F338B3FF81FFFDBC4DF9A0FE151F76" baseAuthorityName="Reeve" baseAuthorityYear="1855" box="[256,468,1550,1571]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="14" pageNumber="19" phylum="Mollusca" rank="species" species="scalptus">
<emphasis id="72879F22FF81FFFDBC4DF9A0FE151F76" box="[256,468,1550,1571]" italics="true" pageId="14" pageNumber="19">Cylichnoides scalptus</emphasis>
</taxonomicName>
, shell: Kara Sea, «Fyodor Litke», station 183 (
<emphasis id="72879F22FF81FFFDBED2F9A0FC0D1F76" bold="true" box="[927,972,1550,1571]" pageId="14" pageNumber="19">AE</emphasis>
); Barents Sea, R/V «Persey», station 862 (
<emphasis id="72879F22FF81FFFDBC8BF984FE141F6A" bold="true" box="[454,469,1578,1599]" pageId="14" pageNumber="19">F</emphasis>
,
<emphasis id="72879F22FF81FFFDBCACF984FE351F15" bold="true" box="[481,500,1578,1600]" pageId="14" pageNumber="19">G</emphasis>
) and station 866 (
<emphasis id="72879F22FF81FFFDBFEBF984FD781F6A" bold="true" box="[678,697,1578,1599]" pageId="14" pageNumber="19">H</emphasis>
) (ventral view: A 10.2 mm, B 9.9 mm, C 9.5 mm, D 5.3 mm, F 5.0 mm, H 10 mm; apical view: E, G).
<taxonomicName id="87F338B3FF81FFFDBE1AF9E8FB941F0E" baseAuthorityName="Leche" baseAuthorityYear="1878" box="[855,1109,1606,1627]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="14" pageNumber="19" phylum="Mollusca" rank="species" species="densistriatus">
<emphasis id="72879F22FF81FFFDBE1AF9E8FB941F0E" box="[855,1109,1606,1627]" italics="true" pageId="14" pageNumber="19">Cylichnoides densistriatus</emphasis>
</taxonomicName>
, shell: Kotelny Isl., New Siberian Islands, 1903 (
<emphasis id="72879F22FF81FFFDBFCEF9CCFD4D1F22" bold="true" box="[643,652,1634,1655]" pageId="14" pageNumber="19">I</emphasis>
,
<emphasis id="72879F22FF81FFFDBFD5F9CCFD651F22" bold="true" box="[664,676,1634,1655]" pageId="14" pageNumber="19">J</emphasis>
); Laptev Sea, Kondratevsky Il., 1973 (
<emphasis id="72879F22FF81FFFDB952F9CCFBF31F22" bold="true" box="[1055,1074,1634,1655]" pageId="14" pageNumber="19">K</emphasis>
,
<emphasis id="72879F22FF81FFFDB970F9CCFB8C1F22" bold="true" box="[1085,1101,1634,1655]" pageId="14" pageNumber="19">L</emphasis>
), ventral view (I
<emphasis id="72879F22FF81FFFDBC01F9D0FE991FC6" box="[332,344,1662,1683]" italics="true" pageId="14" pageNumber="19"></emphasis>
5.6 mm, L
<emphasis id="72879F22FF81FFFDBC85F9D0FE151FC6" box="[456,468,1662,1683]" italics="true" pageId="14" pageNumber="19"></emphasis>
4 mm), apical view (J, K). Scale bar: E, G, J, K 1.0 mm.
</paragraph>
</caption>
<caption id="148C13B8FF80FFFCBDEBFA5EFC171F09" ID-DOI="http://doi.org/10.5281/zenodo.11087821" ID-Zenodo-Dep="11087821" httpUri="https://zenodo.org/record/11087821/files/figure.png" pageId="15" pageNumber="20" startId="15.[166,201,1520,1542]" targetBox="[165,1185,234,1482]" targetPageId="15" targetType="figure">
<paragraph id="404C4330FF80FFFCBDEBFA5EFC171F09" blockId="15.[166,1188,1520,1629]" pageId="15" pageNumber="20">
<emphasis id="72879F22FF80FFFCBDEBFA5EFF241F50" bold="true" box="[166,229,1520,1542]" pageId="15" pageNumber="20">Fig. 7.</emphasis>
<taxonomicName id="87F338B3FF80FFFCBDA7FA5EFE7A1F50" baseAuthorityName="Reeve" baseAuthorityYear="1855" box="[234,443,1520,1541]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="15" pageNumber="20" phylum="Mollusca" rank="species" species="scalptus">
<emphasis id="72879F22FF80FFFCBDA7FA5EFE7A1F50" box="[234,443,1520,1541]" italics="true" pageId="15" pageNumber="20">Cylichnoides scalptus</emphasis>
</taxonomicName>
: Kara Sea, 1948: radula (
<emphasis id="72879F22FF80FFFCBFE0FA5EFD181F50" bold="true" box="[685,729,1520,1542]" pageId="15" pageNumber="20">AF</emphasis>
), shell sculpture (
<emphasis id="72879F22FF80FFFCBEC9FA5EFC6F1F50" bold="true" box="[900,942,1520,1542]" pageId="15" pageNumber="20">GJ</emphasis>
), (B
<emphasis id="72879F22FF80FFFCBE94FA5FFC241F53" box="[985,997,1521,1542]" italics="true" pageId="15" pageNumber="20"></emphasis>
D rachidian tooth, denticles of the internal lateral tooth, E denticles of the internal lateral tooth, F outer lateral teeth).
<taxonomicName id="87F338B3FF80FFFCBDEBF984FE661F6A" baseAuthorityName="Leche" baseAuthorityYear="1878" box="[166,423,1578,1599]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="15" pageNumber="20" phylum="Mollusca" rank="species" species="densistriatus">
<emphasis id="72879F22FF80FFFCBDEBF984FE661F6A" box="[166,423,1578,1599]" italics="true" pageId="15" pageNumber="20">Cylichnoides densistriatus</emphasis>
</taxonomicName>
(
<emphasis id="72879F22FF80FFFCBCFAF984FE0B1F6A" bold="true" box="[439,458,1578,1599]" pageId="15" pageNumber="20">K</emphasis>
,
<emphasis id="72879F22FF80FFFCBC94F984FE281F6A" bold="true" box="[473,489,1578,1599]" pageId="15" pageNumber="20">L</emphasis>
): radula (
<emphasis id="72879F22FF80FFFCBF00F984FDA11F6A" bold="true" box="[589,608,1578,1599]" pageId="15" pageNumber="20">K</emphasis>
), shell sculpture (
<emphasis id="72879F22FF80FFFCBE59F984FCE51F6A" bold="true" box="[788,804,1578,1599]" pageId="15" pageNumber="20">L</emphasis>
). Scale bar: A 100 µm; B
<emphasis id="72879F22FF80FFFCB90BF985FB931F15" box="[1094,1106,1579,1600]" italics="true" pageId="15" pageNumber="20"></emphasis>
40 µm; C, F, K
<emphasis id="72879F22FF80FFFCBDBCF9E9FF3C1F09" box="[241,253,1607,1628]" italics="true" pageId="15" pageNumber="20"></emphasis>
50 µm; D
<emphasis id="72879F22FF80FFFCBC2BF9E9FEB31F09" box="[358,370,1607,1628]" italics="true" pageId="15" pageNumber="20"></emphasis>
30 µm; E
<emphasis id="72879F22FF80FFFCBC9AF9E9FE221F09" box="[471,483,1607,1628]" italics="true" pageId="15" pageNumber="20"></emphasis>
10 µm; G
<emphasis id="72879F22FF80FFFCBF01F9E9FD991F09" box="[588,600,1607,1628]" italics="true" pageId="15" pageNumber="20"></emphasis>
500 µm; H, I, L
<emphasis id="72879F22FF80FFFCBFB7F9E9FCC71F09" box="[762,774,1607,1628]" italics="true" pageId="15" pageNumber="20"></emphasis>
200 µm; J
<emphasis id="72879F22FF80FFFCBE3EF9E9FCBE1F09" box="[883,895,1607,1628]" italics="true" pageId="15" pageNumber="20"></emphasis>
400 µm.
</paragraph>
</caption>
<paragraph id="404C4330FF9FFFE3BD88FF4DFC9F18D9" blockId="16.[136,1157,227,539]" pageId="16" pageNumber="21">
Anatomy. Male copulatory system consists of the narrow prostate and long penial sac, which is joined with prostate by a narrow proximal part (
<figureCitation id="D8C85FB5FF9FFFE3BE3BFEA9FC161874" box="[886,983,263,289]" captionStart="Fig" captionStartId="6.[136,171,960,982]" captionTargetBox="[137,1156,227,941]" captionTargetId="figure-293@6.[121,1171,200,978]" captionTargetPageId="6" captionText="Fig. 3. Male copulatory system: Cylichnoides scalptus, Laptev Sea (A); Cylichnoides densistriatus, Russian Polar Expedition 19011903, no data (B); Cylichnoides occultus, Novaya Zemlya, Matochkin Strait (C); Cylichnoides validus, Laptev Sea (D) and Chukchi Sea, «Vega» expedition (dorsal view (E), ventral view (F)). Abbreviations: m muscle fibers, p.f folds of penial sheath, others like to Fig. 2. Scale bar: A, DF 1 mm; B, C 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.11087810" httpUri="https://zenodo.org/record/11087810/files/figure.png" pageId="16" pageNumber="21">Fig. 3A</figureCitation>
). Lateral teeth have uneven denticles, which do not form a plate on the base of the tooth (
<figureCitation id="D8C85FB5FF9FFFE3BEBEFE84FBB61810" box="[1011,1143,298,325]" captionStart="Fig" captionStartId="15.[166,201,1520,1542]" captionTargetBox="[165,1185,234,1482]" captionTargetId="figure-9@15.[163,1189,229,1521]" captionTargetPageId="15" captionText="Fig. 7. Cylichnoides scalptus: Kara Sea, 1948: radula (AF), shell sculpture (GJ), (BD rachidian tooth, denticles of the internal lateral tooth, E denticles of the internal lateral tooth, F outer lateral teeth). Cylichnoides densistriatus (K, L): radula (K), shell sculpture (L). Scale bar: A 100 µm; B 40 µm; C, F, K 50 µm; D 30 µm; E 10 µm; G 500 µm; H, I, L 200 µm; J 400 µm." figureDoi="http://doi.org/10.5281/zenodo.11087821" httpUri="https://zenodo.org/record/11087821/files/figure.png" pageId="16" pageNumber="21">Figs 7A, E</figureCitation>
). Rachidians bilobate, slightly convex, equipped with short widely spaced denticles on cutting edge, upper-lateral ends without notches (
<figureCitation id="D8C85FB5FF9FFFE3BF86FEDCFC9018D9" box="[715,849,370,396]" captionStart="Fig" captionStartId="15.[166,201,1520,1542]" captionTargetBox="[165,1185,234,1482]" captionTargetId="figure-9@15.[163,1189,229,1521]" captionTargetPageId="15" captionText="Fig. 7. Cylichnoides scalptus: Kara Sea, 1948: radula (AF), shell sculpture (GJ), (BD rachidian tooth, denticles of the internal lateral tooth, E denticles of the internal lateral tooth, F outer lateral teeth). Cylichnoides densistriatus (K, L): radula (K), shell sculpture (L). Scale bar: A 100 µm; B 40 µm; C, F, K 50 µm; D 30 µm; E 10 µm; G 500 µm; H, I, L 200 µm; J 400 µm." figureDoi="http://doi.org/10.5281/zenodo.11087821" httpUri="https://zenodo.org/record/11087821/files/figure.png" pageId="16" pageNumber="21">Figs 7BD</figureCitation>
).
</paragraph>
<paragraph id="404C4330FF9FFFE3BD88FE38FEE21886" blockId="16.[136,1157,227,539]" pageId="16" pageNumber="21">D i s t r i b u t i o n. Arctic species, distributed from Baffin Bay eastward to the East-Siberian Sea.</paragraph>
<paragraph id="404C4330FF9FFFE3BD88FE73FBAD1B4E" blockId="16.[136,1157,227,539]" pageId="16" pageNumber="21">
N o t e s.
<taxonomicName id="87F338B3FF9FFFE3BC62FE73FE6E18A2" baseAuthorityName="Reeve" baseAuthorityYear="1855" box="[303,431,477,503]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="16" pageNumber="21" phylum="Mollusca" rank="species" species="scalptus">
<emphasis id="72879F22FF9FFFE3BC62FE73FE6E18A2" box="[303,431,477,503]" italics="true" pageId="16" pageNumber="21">C. scalptus</emphasis>
</taxonomicName>
differs from both
<taxonomicName id="87F338B3FF9FFFE3BF30FE73FD3E18A2" baseAuthorityName="Mighels et Adams" baseAuthorityYear="1842" box="[637,767,477,503]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="16" pageNumber="21" phylum="Mollusca" rank="species" species="occultus">
<emphasis id="72879F22FF9FFFE3BF30FE73FD3E18A2" box="[637,767,477,503]" italics="true" pageId="16" pageNumber="21">C. occultus</emphasis>
</taxonomicName>
and
<taxonomicName id="87F338B3FF9FFFE3BE79FE73FC6918A2" box="[820,936,477,503]" class="Gastropoda" family="Eoscaphandridae" genus="Cylichnoides" kingdom="Animalia" order="Cephalaspidea" pageId="16" pageNumber="21" phylum="Mollusca" rank="species" species="validus">
<emphasis id="72879F22FF9FFFE3BE79FE73FC6918A2" box="[820,936,477,503]" italics="true" pageId="16" pageNumber="21">C. validus</emphasis>
</taxonomicName>
in shell, penial and radular morphology (see
<tableCitation id="0D71768BFF9FFFE3BCE2FDAEFDC41B4E" box="[431,517,512,539]" captionStart="Table 1" captionStartId="17.[1485,1557,442,468]" captionTargetBox="[136,1572,546,1456]" captionTargetPageId="17" captionText="Table 1 Comparison of characters of Cylichnoides occultus complex" pageId="16" pageNumber="21">Table 1</tableCitation>
). It is not found to the east of the East-Siberian Sea.
</paragraph>
</subSubSection>
</treatment>
</document>