419 lines
53 KiB
XML
419 lines
53 KiB
XML
<document id="ECD1E578A3351E2C129DAB78BF73C035" ID-CLB-Dataset="26824" ID-DOI="10.11646/zootaxa.4604.3.1" ID-GBIF-Dataset="269321d2-8c60-4be5-b879-b516f39f62b9" ID-ISSN="1175-5326" ID-Zenodo-Dep="2835991" ID-ZooBank="810F4802-C979-4A06-9FCE-A65947CCD768" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1557898676104" checkinUser="plazi" docAuthor="Mironov, Alexandr N." docDate="2019" docId="03D11221FFCAF47CBB88F8D87487F891" docLanguage="en" docName="zootaxa.4604.3.1.pdf" docOrigin="Zootaxa 4604 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Bathycrinus kirilli Mironov 2019, n. sp." docType="treatment" docUuid="C74F94A5-AC3D-4947-9DC1-3C8EE02F2329" docUuidSource="ZooBank" docVersion="10" lastPageNumber="408" masterDocId="FFE86A59FFCEF47BBB1FFFAA7702FFDE" masterDocTitle="See lilies of the genus Bathycrinus (Echinodermata, Crinoidea: Bathycrinidae) from the North-West Pacific hadal trenches" masterLastPageNumber="427" masterPageNumber="401" pageNumber="405" updateTime="1698728611186" updateUser="ExternalLinkService">
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<mods:titleInfo id="1507ED53402C4B63FCBCA45C4E2B3A37">
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<mods:title id="34421760B4247049C6FC62EE03B3C84A">See lilies of the genus Bathycrinus (Echinodermata, Crinoidea: Bathycrinidae) from the North-West Pacific hadal trenches</mods:title>
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</mods:titleInfo>
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<mods:name id="78FA6F834A9DCB6A0F134C3A51D77A0D" type="personal">
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<mods:roleTerm id="FF175F8B46E54C518D0ADD06CC3A1967">Author</mods:roleTerm>
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<mods:namePart id="EC64E6097FCCDA6C9D662C6C6C8AED0E">Mironov, Alexandr N.</mods:namePart>
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<mods:title id="74AB52A64CEA807237196BB3AFBED004">Zootaxa</mods:title>
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<mods:part id="45E7913EF222AFDDA3C14FA1AE889DDB">
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<mods:date id="36DF0A47049E11978475C5908F9FCC01">2019</mods:date>
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<mods:number id="5CEE74936FC25096E20721852D4042AF">2019-05-15</mods:number>
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<mods:number id="4F6A738EC96FA3E7071DB9BE1D18400A">4604</mods:number>
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<mods:detail id="581A4CC5E27C5D0718881CF557658D5C" type="issue">
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<mods:number id="7BB8549EC68B364B6D6AE2936C34A811">3</mods:number>
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<mods:classification id="8072E4EA50A899F174842B83ABC97D81">journal article</mods:classification>
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<mods:identifier id="6CD8864BEDA88C3BDB3E3A6DC3EC77E5" type="CLB-Dataset">26824</mods:identifier>
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<mods:identifier id="3CCAACD36A966CEAC5C78FAB5ADDBEDE" type="DOI">10.11646/zootaxa.4604.3.1</mods:identifier>
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<mods:identifier id="5C888081D98EC89A2B965AD6D4F698C0" type="GBIF-Dataset">269321d2-8c60-4be5-b879-b516f39f62b9</mods:identifier>
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<mods:identifier id="E28E91CEEAE0A182D674DDEBE917B47B" type="ISSN">1175-5326</mods:identifier>
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<treatment id="03D11221FFCAF47CBB88F8D87487F891" ID-GBIF-Taxon="157137274" LSID="urn:lsid:zoobank.org:act:C74F94A5-AC3D-4947-9DC1-3C8EE02F2329" httpUri="http://treatment.plazi.org/id/03D11221FFCAF47CBB88F8D87487F891" lastPageId="7" lastPageNumber="408" pageId="4" pageNumber="405">
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<subSubSection id="C362F0BCFFCAF47FBB88F8D876BDF852" box="[151,447,1906,1933]" pageId="4" pageNumber="405" type="nomenclature">
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<paragraph id="8BC7A337FFCAF47FBB88F8D876BDF852" blockId="4.[151,447,1906,1968]" box="[151,447,1906,1933]" pageId="4" pageNumber="405">
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<heading id="D08F145BFFCAF47FBB88F8D876BDF852" bold="true" box="[151,447,1906,1933]" fontSize="11" level="1" pageId="4" pageNumber="405" reason="1">
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<emphasis id="B90C7F25FFCAF47FBB88F8D876BDF852" bold="true" box="[151,447,1906,1933]" pageId="4" pageNumber="405">
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<taxonomicName id="4C78D8B4FFCAF47FBB88F8D87674F853" authority="Mironov, 2019" authorityName="Mironov" authorityYear="2019" box="[151,374,1906,1933]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="4" pageNumber="405" phylum="Echinodermata" rank="species" species="kirilli" status="sp. nov.">
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<emphasis id="B90C7F25FFCAF47FBB88F8D87674F853" bold="true" box="[151,374,1906,1933]" italics="true" pageId="4" pageNumber="405">Bathycrinus kirilli</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A23FC25EFFCAF47FBA62F8D876BDF852" box="[381,447,1906,1932]" pageId="4" pageNumber="405" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C362F0BCFFCAF47CBB88F83C74E6FF6D" lastPageId="7" lastPageNumber="408" pageId="4" pageNumber="405" type="description">
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<paragraph id="8BC7A337FFCAF47FBB88F83C7660F86E" blockId="4.[151,447,1906,1968]" box="[151,354,1942,1968]" pageId="4" pageNumber="405">
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<figureCitation id="1343BFB2FFCAF47FBB88F83C77D9F86E" box="[151,219,1942,1968]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="4" pageNumber="405">Figs 2</figureCitation>
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A–E, 3A–G
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</paragraph>
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<paragraph id="8BC7A337FFCAF47CBB88F87174E6FF6D" blockId="4.[151,675,2010,2035]" lastBlockId="7.[151,1437,153,1871]" lastPageId="7" lastPageNumber="408" pageId="4" pageNumber="405">
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Synonymy:
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<taxonomicName id="4C78D8B4FFCAF47FBA0DF870768EF82C" authorityName="A. H. Clark" authorityYear="1917" box="[274,396,2010,2034]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="4" pageNumber="405" phylum="Echinodermata" rank="genus">
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<emphasis id="B90C7F25FFCAF47FBA0DF870768EF82C" box="[274,396,2010,2034]" italics="true" pageId="4" pageNumber="405">Bathycrinus</emphasis>
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</taxonomicName>
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sp. F
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<emphasis id="B90C7F25FFCAF47FBADBF87176DFF82D" bold="true" box="[452,477,2011,2035]" pageId="4" pageNumber="405">—</emphasis>
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<bibRefCitation id="EFE9DEC6FFCAF47FBAC1F870756FF82D" author="Belyaev, G. M." box="[478,621,2010,2035]" pageId="4" pageNumber="405" refId="ref10787" refString="Belyaev, G. M. (1966) Benthic fauna of the ultraabyssal depths of the World Ocean. Nauka Publishing House, Moscow, 248 pp. [in Russian, translated to English as: Belyaev G. M., 1972. Hadal bottom fauna of the World Ocean. Smithsonian Institution-NSF, Washington, Israel Program for Scientific Translations, 199 pp.]" type="book" year="1966">Belyaev 1966</bibRefCitation>
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: 119.
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<emphasis id="B90C7F25FFC9F47CBB88FF337620FF6D" bold="true" box="[151,290,153,179]" pageId="7" pageNumber="408">Etymology:</emphasis>
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The species is named for Kirill Mironov, the son of the author.
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</paragraph>
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</subSubSection>
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<caption id="DF07F3BFFFCBF47EBB88F8A6748CF8BA" httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="5" pageNumber="406" startId="5.[151,250,1804,1829]" targetBox="[235,1349,167,1771]" targetPageId="5">
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<paragraph id="8BC7A337FFCBF47EBB88F8A6748CF8BA" blockId="5.[151,1436,1804,1893]" pageId="5" pageNumber="406">
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<emphasis id="B90C7F25FFCBF47EBB88F8A67616F8FB" bold="true" box="[151,276,1804,1829]" pageId="5" pageNumber="406">FIGURE 2.</emphasis>
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<taxonomicName id="4C78D8B4FFCBF47EBA04F8A676D6F8FA" authority="Mironov, 2019" authorityName="Mironov" authorityYear="2019" box="[283,468,1804,1828]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="5" pageNumber="406" phylum="Echinodermata" rank="species" species="kirilli" status="sp. nov.">
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<emphasis id="B90C7F25FFCBF47EBA04F8A676D6F8FA" box="[283,468,1804,1828]" italics="true" pageId="5" pageNumber="406">Bathycrinus kirilli</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A23FC25EFFCBF47EBAC4F8A67517F8FA" box="[475,533,1804,1828]" pageId="5" pageNumber="406" rank="species">
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<emphasis id="B90C7F25FFCBF47EBAC4F8A6750DF8FA" bold="true" box="[475,527,1804,1828]" pageId="5" pageNumber="406">n. sp</emphasis>
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.
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</taxonomicNameLabel>
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, St. 3494, RV
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<emphasis id="B90C7F25FFCBF47EB9B2F8A775E8F8FA" box="[685,746,1805,1828]" italics="true" pageId="5" pageNumber="406">Vityaz</emphasis>
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: A
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<emphasis id="B90C7F25FFCBF47EB816F8A67420F8FA" bold="true" box="[777,802,1804,1828]" pageId="5" pageNumber="406">—</emphasis>
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general view of the holotype, IO RAS No. XV-63-6, B
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<emphasis id="B90C7F25FFCBF47EBE4DF8A67269F8FA" bold="true" box="[1362,1387,1804,1828]" pageId="5" pageNumber="406">—</emphasis>
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fragment of stalk with distal mesistele; C
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<emphasis id="B90C7F25FFCBF47EB906F8867530F89A" bold="true" box="[537,562,1836,1860]" pageId="5" pageNumber="406">—</emphasis>
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proximal arm of the holotype, view from side; D–E
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<emphasis id="B90C7F25FFCBF47EBF56F8867360F89A" bold="true" box="[1097,1122,1836,1860]" pageId="5" pageNumber="406">—</emphasis>
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another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm.
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</paragraph>
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</caption>
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<caption id="DF07F3BFFFC8F47DBB88F89476D1F809" httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="6" pageNumber="407" startId="6.[151,250,1854,1879]" targetBox="[183,1404,151,1839]" targetPageId="6">
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<paragraph id="8BC7A337FFC8F47DBB88F89476D1F809" blockId="6.[151,1437,1854,2007]" pageId="6" pageNumber="407">
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<emphasis id="B90C7F25FFC8F47DBB88F8947611F889" bold="true" box="[151,275,1854,1879]" pageId="6" pageNumber="407">FIGURE 3.</emphasis>
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<taxonomicName id="4C78D8B4FFC8F47DBA06F89576D0F889" authority="Mironov, 2019" authorityName="Mironov" authorityYear="2019" box="[281,466,1855,1879]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="6" pageNumber="407" phylum="Echinodermata" rank="species" species="kirilli" status="sp. nov.">
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<emphasis id="B90C7F25FFC8F47DBA06F89576D0F889" box="[281,466,1855,1879]" italics="true" pageId="6" pageNumber="407">Bathycrinus kirilli</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A23FC25EFFC8F47DBAC7F8957513F889" box="[472,529,1855,1879]" pageId="6" pageNumber="407" rank="species">
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<emphasis id="B90C7F25FFC8F47DBAC7F8957513F889" bold="true" box="[472,529,1855,1879]" pageId="6" pageNumber="407">n. sp.</emphasis>
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</taxonomicNameLabel>
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, St. 3494, RV
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<emphasis id="B90C7F25FFC8F47DB9BAF89575E0F888" box="[677,738,1855,1878]" italics="true" pageId="6" pageNumber="407">Vityaz</emphasis>
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: A
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<emphasis id="B90C7F25FFC8F47DB81EF8957418F889" bold="true" box="[769,794,1855,1879]" pageId="6" pageNumber="407">—</emphasis>
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radial, B, C
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<emphasis id="B90C7F25FFC8F47DB891F89574A5F889" bold="true" box="[910,935,1855,1879]" pageId="6" pageNumber="407">—</emphasis>
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IBrs 1–-2, view from inside; D
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<emphasis id="B90C7F25FFC8F47DBFC0F89573FAF889" bold="true" box="[1247,1272,1855,1879]" pageId="6" pageNumber="407">—</emphasis>
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IBr2, view from outside; E–F
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<emphasis id="B90C7F25FFC8F47DBA06F8F57630F8A9" bold="true" box="[281,306,1887,1911]" pageId="6" pageNumber="407">—</emphasis>
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IIBr1, views from above and outside; G
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<emphasis id="B90C7F25FFC8F47DB9D3F8F575E7F8A9" bold="true" box="[716,741,1887,1911]" pageId="6" pageNumber="407">—</emphasis>
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IIBr5, view from outside; H–K
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<emphasis id="B90C7F25FFC8F47DBF3BF8F5733FF8A9" bold="true" box="[1060,1085,1887,1911]" pageId="6" pageNumber="407">—</emphasis>
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facets of columnals: H
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<emphasis id="B90C7F25FFC8F47DBE3AF8F5723CF8A9" bold="true" box="[1317,1342,1887,1911]" pageId="6" pageNumber="407">—</emphasis>
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columnal 2 (proximal proxistele), I
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<emphasis id="B90C7F25FFC8F47DBA88F8D576B2F849" bold="true" box="[407,432,1919,1943]" pageId="6" pageNumber="407">—</emphasis>
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columnal 42 (proximal mesistele), J
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<emphasis id="B90C7F25FFC8F47DB802F8D57434F849" bold="true" box="[797,822,1919,1943]" pageId="6" pageNumber="407">—</emphasis>
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26
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<superScript id="7C0D0E7FFFC8F47DB850F8D77458F855" attach="left" box="[847,858,1917,1931]" fontSize="6" pageId="6" pageNumber="407">th</superScript>
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columnal from radix (distal mesistele); K
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<emphasis id="B90C7F25FFC8F47DBE1AF8D5721CF849" bold="true" box="[1285,1310,1919,1943]" pageId="6" pageNumber="407">—</emphasis>
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3
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<superScript id="7C0D0E7FFFC8F47DBE34F8D77235F855" attach="left" box="[1323,1335,1917,1931]" fontSize="6" pageId="6" pageNumber="407">rd</superScript>
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columnal from radix (dististele); L
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<emphasis id="B90C7F25FFC8F47DBA85F83576B1F869" bold="true" box="[410,435,1951,1975]" pageId="6" pageNumber="407">—</emphasis>
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small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm.
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</paragraph>
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</caption>
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<subSubSection id="C362F0BCFFC9F47CBBD8FF1773E4FE71" pageId="7" pageNumber="408" type="materials_examined">
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<paragraph id="8BC7A337FFC9F47CBBD8FF177658FF25" blockId="7.[151,1437,153,1871]" pageId="7" pageNumber="408">
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<materialsCitation id="3B10A96AFFC9F47CBBD8FF177658FF25" ID-GBIF-Occurrence="2241514697" collectingDate="1955-08-10" collectionCode="IO, RV, RRD" pageId="7" pageNumber="408" specimenCount="1" typeStatus="holotype">
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<emphasis id="B90C7F25FFC9F47CBBD8FF177639FF09" bold="true" box="[199,315,189,215]" pageId="7" pageNumber="408">
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<typeStatus id="54C31D95FFC9F47CBBD8FF177634FF09" box="[199,310,189,215]" pageId="7" pageNumber="408" type="holotype">Holotype</typeStatus>
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.
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</emphasis>
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<collectionCode id="ED693BF2FFC9F47CBA5CFF177663FF09" box="[323,353,189,215]" country="Portugal" name="Instituto de Oceanografia da Universidade de Lisboa" pageId="7" pageNumber="408">IO</collectionCode>
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RAS, No. XV-63-6,
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<collectionCode id="ED693BF2FFC9F47CB94EFF177577FF09" box="[593,629,189,215]" country="Italy" name="Collection of Leptospira Strains" pageId="7" pageNumber="408">RV</collectionCode>
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<emphasis id="B90C7F25FFC9F47CB961FF1475C0FF09" box="[638,706,190,215]" italics="true" pageId="7" pageNumber="408">Vityaz</emphasis>
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||
, St. 3494, 0
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<collectingDate id="EF827C1FFFC9F47CB852FF1674BDFF09" box="[845,959,188,215]" pageId="7" pageNumber="408" value="1955-08-10">
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<date id="FFC685F7FFC9F47CB852FF1674BDFF09" box="[845,959,188,215]" pageId="7" pageNumber="408" value="1955-08-10">8.10.1955</date>
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</collectingDate>
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, aboral cup with proximal arms and stalk,
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<collectionCode id="ED693BF2FFC9F47CBB88FF4B77D3FF25" box="[151,209,225,251]" pageId="7" pageNumber="408">RRD</collectionCode>
|
||
=
|
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<quantity id="4C800ED2FFC9F47CBBF0FF4B7654FF25" box="[239,342,225,251]" metricMagnitude="-3" metricUnit="m" metricValue="2.69" pageId="7" pageNumber="408" unit="mm" value="2.69">2.69 mm</quantity>
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.
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</materialsCitation>
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</paragraph>
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<paragraph id="8BC7A337FFC9F47CBBD8FEAF75B2FE9D" blockId="7.[151,1437,153,1871]" pageId="7" pageNumber="408">
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<emphasis id="B90C7F25FFC9F47CBBD8FEAF7667FEC1" bold="true" box="[199,357,260,287]" pageId="7" pageNumber="408">Type locality.</emphasis>
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<materialsCitation id="3B10A96AFFC9F47CBA74FEAF75A9FE9D" ID-GBIF-Occurrence="2241514693" collectingDate="1955-08-10" collectionCode="RV" elevation="9725" latitude="29.155" longLatPrecision="122" longitude="142.885" pageId="7" pageNumber="408" specimenCount="1">
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<collectionCode id="ED693BF2FFC9F47CBA74FEAF768DFEC1" box="[363,399,261,287]" country="Italy" name="Collection of Leptospira Strains" pageId="7" pageNumber="408">RV</collectionCode>
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<emphasis id="B90C7F25FFC9F47CBA8AFEAC76DBFEC1" box="[405,473,262,287]" italics="true" pageId="7" pageNumber="408">Vityaz</emphasis>
|
||
, cruise 22, St. 3494, TS, 0
|
||
<collectingDate id="EF827C1FFFC9F47CB9E0FEAE7473FEC1" box="[767,881,260,287]" pageId="7" pageNumber="408" value="1955-08-10">
|
||
<date id="FFC685F7FFC9F47CB9E0FEAE7473FEC1" box="[767,881,260,287]" pageId="7" pageNumber="408" value="1955-08-10">8.10.1955</date>
|
||
</collectingDate>
|
||
, Izu-Bonin Trench, also known as Izu-Ogasawara Trench,
|
||
<geoCoordinate id="EE4CC5F0FFC9F47CBBECFE827672FE9D" box="[243,368,296,323]" direction="north" orientation="latitude" pageId="7" pageNumber="408" precision="92" value="29.155">29°09.3′ N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="EE4CC5F0FFC9F47CBA64FE827503FE9D" box="[379,513,296,323]" direction="east" orientation="longitude" pageId="7" pageNumber="408" precision="92" value="142.885">142°53.1′ E</geoCoordinate>
|
||
,
|
||
<elevation id="00554404FFC9F47CB912FE8275A9FE9D" box="[525,683,296,323]" metricMagnitude="3" metricUnit="m" metricValue="9.725" metricValueMax="9.735" metricValueMin="9.715" pageId="7" pageNumber="408" unit="m" value="9725.0" valueMax="9735.0" valueMin="9715.0">
|
||
<quantity id="4C800ED2FFC9F47CB912FE8275A9FE9D" box="[525,683,296,323]" metricMagnitude="3" metricUnit="m" metricValue="9.725" metricValueMax="9.735" metricValueMin="9.715" pageId="7" pageNumber="408" unit="m" value="9725.0" valueMax="9735.0" valueMin="9715.0">9715–9735 m</quantity>
|
||
</elevation>
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BC7A337FFC9F47CBBD8FEE673E4FE71" blockId="7.[151,1437,153,1871]" pageId="7" pageNumber="408">
|
||
<emphasis id="B90C7F25FFC9F47CBBD8FEE676B0FEB9" bold="true" box="[199,434,332,359]" pageId="7" pageNumber="408">Material examined.</emphasis>
|
||
<materialsCitation id="3B10A96AFFC9F47CBAA6FEE7740EFEB9" ID-GBIF-Occurrence="2241514709" box="[441,780,333,359]" collectionCode="RV" pageId="7" pageNumber="408" specimenCount="1" typeStatus="holotype">
|
||
<collectionCode id="ED693BF2FFC9F47CBAA6FEE776DFFEB9" box="[441,477,333,359]" country="Italy" name="Collection of Leptospira Strains" pageId="7" pageNumber="408">RV</collectionCode>
|
||
<emphasis id="B90C7F25FFC9F47CBAF9FEE47528FEB9" box="[486,554,334,359]" italics="true" pageId="7" pageNumber="408">Vityaz</emphasis>
|
||
, St. 3494,
|
||
<typeStatus id="54C31D95FFC9F47CB9B9FEE7740EFEB9" box="[678,780,333,359]" pageId="7" pageNumber="408" type="holotype">holotype</typeStatus>
|
||
</materialsCitation>
|
||
; six aboral cups with proximal arms, proxistele and upper mesistele (
|
||
<typeStatus id="54C31D95FFC9F47CBA10FEDB767EFE55" box="[271,380,369,395]" pageId="7" pageNumber="408" type="paratype">paratypes</typeStatus>
|
||
1–6), RR-ring with proximal arms (
|
||
<typeStatus id="54C31D95FFC9F47CB808FEDB747BFE55" box="[791,889,369,395]" pageId="7" pageNumber="408" type="paratype">paratype</typeStatus>
|
||
7), BB-ring with proxistele and upper mesistele (
|
||
<typeStatus id="54C31D95FFC9F47CBB80FE3F7603FE71" box="[159,257,405,431]" pageId="7" pageNumber="408" type="paratype">paratype</typeStatus>
|
||
8); stalk fragments. RRD from
|
||
<quantity id="4C800ED2FFC9F47CB979FE3E7420FE71" box="[614,802,404,431]" metricMagnitude="-3" metricUnit="m" metricValue="2.395" metricValueMax="2.94" metricValueMin="1.85" pageId="7" pageNumber="408" unit="mm" value="2.395" valueMax="2.94" valueMin="1.85">1.85 to 2.94 mm</quantity>
|
||
. IO RAS Cat. no. Ech00746–Ech00750.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C362F0BCFFC9F47CBBD8FE12764CFC15" pageId="7" pageNumber="408" type="description">
|
||
<paragraph id="8BC7A337FFC9F47CBBD8FE12764CFC15" blockId="7.[151,1437,153,1871]" pageId="7" pageNumber="408">
|
||
<emphasis id="B90C7F25FFC9F47CBBD8FE12750EFE0D" bold="true" box="[199,524,440,467]" pageId="7" pageNumber="408">
|
||
Description of the
|
||
<typeStatus id="54C31D95FFC9F47CBABAFE13750EFE0D" box="[421,524,441,467]" pageId="7" pageNumber="408" type="holotype">holotype</typeStatus>
|
||
</emphasis>
|
||
(
|
||
<figureCitation id="1343BFB2FFC9F47CB904FE137561FE0D" box="[539,611,441,467]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Figs 2</figureCitation>
|
||
A–C).
|
||
<collectingCountry id="F36FE3A7FFC9F47CB9AFFE1375D5FE0D" box="[688,727,441,467]" name="Switzerland" pageId="7" pageNumber="408">CH</collectingCountry>
|
||
<quantity id="4C800ED2FFC9F47CB9C1FE137447FE0D" box="[734,837,441,467]" metricMagnitude="-3" metricUnit="m" metricValue="1.77" pageId="7" pageNumber="408" unit="mm" value="1.77">1.77 mm</quantity>
|
||
, RRD
|
||
<quantity id="4C800ED2FFC9F47CB88DFE1374FBFE0D" box="[914,1017,441,467]" metricMagnitude="-3" metricUnit="m" metricValue="2.69" pageId="7" pageNumber="408" unit="mm" value="2.69">2.69 mm</quantity>
|
||
, BBd
|
||
<quantity id="4C800ED2FFC9F47CBF5FFE1373AAFE0D" box="[1088,1192,441,467]" metricMagnitude="-3" metricUnit="m" metricValue="1.22" pageId="7" pageNumber="408" unit="mm" value="1.22">1.22 mm</quantity>
|
||
. Aboral cup low,
|
||
<collectingCountry id="F36FE3A7FFC9F47CBE71FE137296FE0D" box="[1390,1428,441,467]" name="Switzerland" pageId="7" pageNumber="408">CH</collectingCountry>
|
||
/ RRD 0.66. RR-ring conical, forming an angle with BB-ring; profile of aboral cup funnel-shaped (
|
||
<figureCitation id="1343BFB2FFC9F47CBFEBFE777252FE29" box="[1268,1360,477,503]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Fig. 2A</figureCitation>
|
||
). Both BB-ring and RR-ring strongly pentalobate (quinquelobate) in cross section. RRH/RRD 0.42; BBH/RRH 0.56. BB hemi-fused (hemi-ankylosed); BBH/BBD 0.42. Surface of BB and RR grooved (
|
||
<figureCitation id="1343BFB2FFC9F47CBF25FD8F7394FDE1" box="[1082,1174,549,575]" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">Fig. 3A</figureCitation>
|
||
). Tegmen rising to top of Br2. Height of primibrachitaxis (IBr1+2ax)
|
||
<quantity id="4C800ED2FFC9F47CB9B6FDE37410FDBD" box="[681,786,585,611]" metricMagnitude="-3" metricUnit="m" metricValue="2.92" pageId="7" pageNumber="408" unit="mm" value="2.92">2.92 mm</quantity>
|
||
. Ratio IBr1H/RRH 1.53, IBr1H/Br2H 1.28, IBr1H/Br1W 1.21, IBr2H/Br2W 0.86. All free arms incomplete; number of secundibrachials 1 (4 cases), 5 (2 cases), 7 (3 cases) and 10 (1 case). Both primibrachials and secundibrachials with high, translucent longitudinal crest (
|
||
<figureCitation id="1343BFB2FFC9F47CBFEDFD3B724EFD75" box="[1266,1356,657,683]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Fig. 2A</figureCitation>
|
||
). Sides of Brs 1–6 flattened into lateral flanges continuing on to middle arm as low lateral crest. Profile of arm (view from side) serrate (
|
||
<figureCitation id="1343BFB2FFC9F47CBA30FD73768AFD2D" box="[303,392,729,755]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Fig. 2C</figureCitation>
|
||
). Proximal free arm pattern 1+2 4+5 7 (3 cases) and 1+2 4+5 7+8 10 (1 case). Position of P1 is distal, because pinnule absent on Brs 6–10. Cover plates on proximal Brs thick (not flattened) with rough surface, appearing as two series of rough protuberances. Remaining proximal stalk attached to aboral cup of 34 columnals,
|
||
<quantity id="4C800ED2FFC9F47CBB88FCEE77E7FC81" box="[151,229,836,863]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="7" pageNumber="408" unit="mm" value="15.0">15 mm</quantity>
|
||
in length (
|
||
<figureCitation id="1343BFB2FFC9F47CBA45FCEF769DFC81" box="[346,415,837,863]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Figs 2</figureCitation>
|
||
A–B). Stalk diameter decreasing from proximalmost (
|
||
<quantity id="4C800ED2FFC9F47CB8EAFCEF7358FC81" box="[1013,1114,837,863]" metricMagnitude="-3" metricUnit="m" metricValue="1.21" pageId="7" pageNumber="408" unit="mm" value="1.21">1.21 mm</quantity>
|
||
) to 34
|
||
<superScript id="7C0D0E7FFFC9F47CBF80FCEE73AEFC8C" attach="left" box="[1183,1196,836,850]" fontSize="6" pageId="7" pageNumber="408">th</superScript>
|
||
columnal (
|
||
<quantity id="4C800ED2FFC9F47CBE38FCEE7292FC81" box="[1319,1424,836,863]" metricMagnitude="-4" metricUnit="m" metricValue="7.5" pageId="7" pageNumber="408" unit="mm" value="0.75">0.75 mm</quantity>
|
||
); maximum H/D
|
||
<quantity id="4C800ED2FFC9F47CBA59FCC37684FC5D" box="[326,390,873,899]" metricMagnitude="-2" metricUnit="m" metricValue="5.588" pageId="7" pageNumber="408" unit="in" value="2.2">2.2 in</quantity>
|
||
columnal 34. Transition from proxistele to mesistele is very short: 24 columnals are discoidal with H/D about 0.1, and columnal 27 is higher than wide. Articulate facets heptalobate in proxistele and round in upper mesistele.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C362F0BCFFC9F47CBBD8FC7E74B3F98D" pageId="7" pageNumber="408" type="materials_examined">
|
||
<paragraph id="8BC7A337FFC9F47CBBD8FC7E74B3F98D" blockId="7.[151,1437,153,1871]" pageId="7" pageNumber="408">
|
||
<emphasis id="B90C7F25FFC9F47CBBD8FC7E7697FC31" bold="true" box="[199,405,980,1007]" pageId="7" pageNumber="408">Other specimens.</emphasis>
|
||
<materialsCitation id="3B10A96AFFC9F47CBA84FC7F7415FC31" ID-GBIF-Occurrence="2241514673" box="[411,791,980,1007]" collectionCode="RRD" country="Switzerland" location="CH" pageId="7" pageNumber="408" specimenCount="1">
|
||
<collectingCountry id="F36FE3A7FFC9F47CBA84FC7F76C3FC31" box="[411,449,981,1007]" name="Switzerland" pageId="7" pageNumber="408">CH</collectingCountry>
|
||
/
|
||
<collectionCode id="ED693BF2FFC9F47CBAD5FC7F7506FC31" box="[458,516,981,1007]" pageId="7" pageNumber="408">RRD</collectionCode>
|
||
varies from 0.54 to 0.66
|
||
</materialsCitation>
|
||
; RRH/RRD 0.33–0.49; BBH/RRH 0.45–0.61; BBH/
|
||
<materialsCitation id="3B10A96AFFC9F47CBE7CFC7F76D3FBCD" ID-GBIF-Occurrence="2241514680" collectionCode="BBD" collectorName="Sutures" country="Switzerland" pageId="7" pageNumber="408" specimenCount="1">
|
||
<collectionCode id="ED693BF2FFC9F47CBE7CFC7F729EFC31" box="[1379,1436,981,1007]" pageId="7" pageNumber="408">BBD</collectionCode>
|
||
0.34–0.42.
|
||
<collectorName id="268DC6E1FFC9F47CBA08FC537669FBCD" box="[279,363,1017,1043]" pageId="7" pageNumber="408">Sutures</collectorName>
|
||
between
|
||
</materialsCitation>
|
||
<materialsCitation id="3B10A96AFFC9F47CBAC5FC53768BFBE9" ID-GBIF-Occurrence="2241514710" collectionCode="BB" collectorName="Tegmen & Br & Sides" country="Switzerland" pageId="7" pageNumber="408" specimenCount="1">
|
||
<collectionCode id="ED693BF2FFC9F47CBAC5FC5376FDFBCD" box="[474,511,1017,1043]" country="0" name="Buffalo Bill Museum" pageId="7" pageNumber="408">BB</collectionCode>
|
||
absent or indistinct.
|
||
<collectorName id="268DC6E1FFC9F47CB9EEFC537449FBCD" box="[753,843,1017,1043]" pageId="7" pageNumber="408">Tegmen</collectorName>
|
||
rising to top of
|
||
<collectorName id="268DC6E1FFC9F47CBF17FC537327FBCD" box="[1032,1061,1017,1043]" pageId="7" pageNumber="408">Br</collectorName>
|
||
2
|
||
<emphasis id="B90C7F25FFC9F47CBF2DFC53734CFBCD" bold="true" box="[1074,1102,1017,1043]" pageId="7" pageNumber="408">—</emphasis>
|
||
base of
|
||
<collectorName id="268DC6E1FFC9F47CBFB6FC5373CBFBCD" box="[1193,1225,1017,1043]" pageId="7" pageNumber="408">Br</collectorName>
|
||
3;
|
||
<collectorName id="268DC6E1FFC9F47CBFFBFC537223FBCD" box="[1252,1313,1017,1043]" pageId="7" pageNumber="408">Sides</collectorName>
|
||
of tegmen without plates. IBr1H
|
||
</materialsCitation>
|
||
/
|
||
<materialsCitation id="3B10A96AFFC9F47CBA8DFBB7744DFBA1" ID-GBIF-Occurrence="2241514692" collectionCode="RRH" country="Switzerland" pageId="7" pageNumber="408" specimenCode="RRH 1.38, 1.89" specimenCount="1" typeStatus="paratype">
|
||
<specimenCode id="DBDE0B4CFFC9F47CBA8DFBB7750BFBE9" box="[402,521,1053,1079]" collectionCode="RRH" pageId="7" pageNumber="408">RRH 1.38</specimenCode>
|
||
–
|
||
<specimenCode id="DBDE0B4CFFC9F47CB906FBB77549FBE9" box="[537,587,1053,1079]" collectionCode="RRH" pageId="7" pageNumber="408">1.89</specimenCode>
|
||
; IBr1H/Br2H 1.05–1.31; IBr1H/Br1W 0.85–1.36; IBr2H/Br2W 0.76–1.00. IBrs 1–2 without knobby processes (
|
||
<figureCitation id="1343BFB2FFC9F47CB934FBEB7572FB85" box="[555,624,1089,1115]" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">Figs 3</figureCitation>
|
||
B–C). Primibrachials and secundibrachials always with high longitudinal crest (
|
||
<figureCitation id="1343BFB2FFC9F47CBBC3FBCF7623FBA1" box="[220,289,1125,1151]" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">Figs 3</figureCitation>
|
||
D–F). The best preserved free arms in
|
||
<typeStatus id="54C31D95FFC9F47CB9C7FBCF743AFBA1" box="[728,824,1125,1151]" pageId="7" pageNumber="408" type="paratype">paratype</typeStatus>
|
||
1
|
||
</materialsCitation>
|
||
,
|
||
<materialsCitation id="3B10A96AFFC9F47CB842FBCF74AFF98D" ID-GBIF-Occurrence="2241514670" collectingDate="3 I" collectionCode="RRD" collectorName="Pinnule & Brs & Numerous & Length & Maximum & Number & Maximum H & Columnals & More & Proxistele & Accordingly & Five & In & Facets" country="Switzerland" pageId="7" pageNumber="408" specimenCount="1" typeStatus="paratype">
|
||
<collectionCode id="ED693BF2FFC9F47CB842FBCF7495FBA1" box="[861,919,1125,1151]" pageId="7" pageNumber="408">RRD</collectionCode>
|
||
<quantity id="4C800ED2FFC9F47CB880FBCF7304FBA1" box="[927,1030,1125,1151]" metricMagnitude="-3" metricUnit="m" metricValue="2.71" pageId="7" pageNumber="408" unit="mm" value="2.71">2.71 mm</quantity>
|
||
; proximal free arm pattern 1+2 4 (2 cases) and 1+2 4+5 7 (8 cases).
|
||
<collectorName id="268DC6E1FFC9F47CB91BFB237558FB7D" box="[516,602,1161,1187]" pageId="7" pageNumber="408">Pinnule</collectorName>
|
||
absent on
|
||
<collectorName id="268DC6E1FFC9F47CB9CAFB2375FEFB7D" box="[725,764,1161,1187]" pageId="7" pageNumber="408">Brs</collectorName>
|
||
6–7.
|
||
<collectorName id="268DC6E1FFC9F47CB822FB2374B0FB7D" box="[829,946,1161,1187]" pageId="7" pageNumber="408">Numerous</collectorName>
|
||
fragments of stalks up to
|
||
<quantity id="4C800ED2FFC9F47CBFC5FB227228FB7D" box="[1242,1322,1160,1187]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" pageId="7" pageNumber="408" unit="mm" value="50.0">50 mm</quantity>
|
||
in length.
|
||
<collectorName id="268DC6E1FFC9F47CBB88FB0777E4FB19" box="[151,230,1197,1223]" pageId="7" pageNumber="408">Length</collectorName>
|
||
of complete stalk likely exceeded
|
||
<quantity id="4C800ED2FFC9F47CB96EFB0775D0FB19" box="[625,722,1197,1223]" metricMagnitude="-1" metricUnit="m" metricValue="1.0" pageId="7" pageNumber="408" unit="mm" value="100.0">100 mm</quantity>
|
||
.
|
||
<collectorName id="268DC6E1FFC9F47CB9C2FB077450FB19" box="[733,850,1197,1223]" pageId="7" pageNumber="408">Maximum</collectorName>
|
||
diameter of stalk near radix up to
|
||
<quantity id="4C800ED2FFC9F47CBFC4FB077237FB19" box="[1243,1333,1197,1223]" metricMagnitude="-3" metricUnit="m" metricValue="1.9" pageId="7" pageNumber="408" unit="mm" value="1.9">1.9 mm</quantity>
|
||
.
|
||
<collectorName id="268DC6E1FFC9F47CBE5FFB07729EFB19" box="[1344,1436,1197,1223]" pageId="7" pageNumber="408">Number</collectorName>
|
||
of short proximal columnals varies from 15 to 39.
|
||
<collectorName id="268DC6E1FFC9F47CB9C8FB7B746AFB35" box="[727,872,1233,1259]" pageId="7" pageNumber="408">Maximum H</collectorName>
|
||
/D
|
||
<quantity id="4C800ED2FFC9F47CB892FB7B74CCFB35" box="[909,974,1233,1259]" metricMagnitude="-2" metricUnit="m" metricValue="8.128" pageId="7" pageNumber="408" unit="in" value="3.2">3.2 in</quantity>
|
||
upper mesistele.
|
||
<collectorName id="268DC6E1FFC9F47CBF89FB7B720DFB35" box="[1174,1295,1233,1259]" pageId="7" pageNumber="408">Columnals</collectorName>
|
||
of proximal mesistele cylindrical or barrel-shaped.
|
||
<collectorName id="268DC6E1FFC9F47CB951FB5F7589FAD1" box="[590,651,1269,1295]" pageId="7" pageNumber="408">More</collectorName>
|
||
distal columnals with slight middle constriction (
|
||
<figureCitation id="1343BFB2FFC9F47CBFA3FB5F721AFAD1" box="[1212,1304,1269,1295]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Fig. 2D</figureCitation>
|
||
).
|
||
<collectorName id="268DC6E1FFC9F47CBE33FB5F729EFAD1" box="[1324,1436,1269,1295]" pageId="7" pageNumber="408">Proxistele</collectorName>
|
||
with longitudinal ridges, from
|
||
<quantity id="4C800ED2FFC9F47CBAE9FAB3755AFAED" box="[502,600,1305,1331]" metricMagnitude="-1" metricUnit="m" metricValue="1.905" metricValueMax="2.286" metricValueMin="1.524" pageId="7" pageNumber="408" unit="in" value="7.5" valueMax="9.0" valueMin="6.0">6 to 9 in</quantity>
|
||
number.
|
||
<collectorName id="268DC6E1FFC9F47CB9DCFAB37452FAED" box="[707,848,1305,1331]" pageId="7" pageNumber="408">Accordingly</collectorName>
|
||
, facet shape of the proximal columnals varies from six-lobate to nine-lobate.
|
||
<collectorName id="268DC6E1FFC9F47CBAADFA9776E6FA89" box="[434,484,1341,1367]" pageId="7" pageNumber="408">Five</collectorName>
|
||
longitudinal ridges of interradial position are more developed than the ridges of radial position (
|
||
<figureCitation id="1343BFB2FFC9F47CBA1DFACB7660FAA5" box="[258,354,1377,1403]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Figs 2A</figureCitation>
|
||
,
|
||
<figureCitation id="1343BFB2FFC9F47CBA6FFACB7694FAA5" box="[368,406,1377,1403]" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">3H</figureCitation>
|
||
).
|
||
<collectorName id="268DC6E1FFC9F47CBAB3FACB76C1FAA5" box="[428,451,1377,1403]" pageId="7" pageNumber="408">In</collectorName>
|
||
addition, surface of columnal from lower proxistele and upper mesistele with numerous small longitudinal ridges (
|
||
<figureCitation id="1343BFB2FFC9F47CBAF3FA2F7568FA41" box="[492,618,1413,1439]" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">Figs 3H, L</figureCitation>
|
||
).
|
||
<collectorName id="268DC6E1FFC9F47CB961FA2F75C4FA41" box="[638,710,1413,1439]" pageId="7" pageNumber="408">Facets</collectorName>
|
||
ovoid with longitudinal fulcral ridge in proximal mesistele (
|
||
<figureCitation id="1343BFB2FFC9F47CBE70FA2F77B2FA1D" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">
|
||
Fig.
|
||
<collectingDate id="EF827C1FFFC9F47CBB88FA0377B2FA1D" box="[151,176,1449,1475]" pageId="7" pageNumber="408">
|
||
<date id="FFC685F7FFC9F47CBB88FA0377B2FA1D" box="[151,176,1449,1475]" pageId="7" pageNumber="408">3I</date>
|
||
</collectingDate>
|
||
</figureCitation>
|
||
), circular or slightly elliptical (D/d = 1.01) with nearly transverse fulcral ridge in distal mesistele (
|
||
<figureCitation id="1343BFB2FFC9F47CBE0CFA037260FA1D" box="[1299,1378,1449,1475]" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">Fig. 3J</figureCitation>
|
||
) and elliptical with longitudinal fulcral ridge in dististele (
|
||
<figureCitation id="1343BFB2FFC9F47CB9F4FA677447FA39" box="[747,837,1485,1511]" captionStart="FIGURE 3" captionStartId="6.[151,250,1854,1879]" captionTargetBox="[183,1404,151,1839]" captionTargetId="figure@6.[183,1404,151,1839]" captionTargetPageId="6" captionText="FIGURE 3. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—radial, B, C—IBrs 1–-2, view from inside; D—IBr2, view from outside; E–F—IIBr1, views from above and outside; G—IIBr5, view from outside; H–K—facets of columnals: H—columnal 2 (proximal proxistele), I—columnal 42 (proximal mesistele), J—26th columnal from radix (distal mesistele); K—3rd columnal from radix (dististele); L—small longitudinal ridges on columnal from proximal mesistele, H/D = 2.0, IO RAS Ech00750. Scales: A–K 300 μm; L 50 μm." httpUri="https://zenodo.org/record/2945133/files/figure.png" pageId="7" pageNumber="408">Fig. 3K</figureCitation>
|
||
). D/d in dististele up to 1.2. Relief of fulcral ridge irregular. Radix attached to pebble, tubes of polychaets or stalk of another specimen of
|
||
<taxonomicName id="4C78D8B4FFC9F47CBF4EFA5873AFF9D5" authorityName="Mironov" authorityYear="2019" box="[1105,1197,1521,1547]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="7" pageNumber="408" phylum="Echinodermata" rank="species" species="kirilli">
|
||
<emphasis id="B90C7F25FFC9F47CBF4EFA5873AFF9D5" box="[1105,1197,1521,1547]" italics="true" pageId="7" pageNumber="408">B. kirilli</emphasis>
|
||
</taxonomicName>
|
||
. When stalk attached to large pebble, radicles are short and branched in plane of pebble surface. When stalk attached to small pebble or polychaete tube, radicles long and branched within sediment (
|
||
<figureCitation id="1343BFB2FFC9F47CB852F99374A6F98D" box="[845,932,1593,1619]" captionStart="FIGURE 2" captionStartId="5.[151,250,1804,1829]" captionTargetBox="[235,1349,167,1771]" captionTargetId="figure@5.[222,1366,151,1788]" captionTargetPageId="5" captionText="FIGURE 2. Bathycrinus kirilli n. sp., St. 3494, RV Vityaz: A—general view of the holotype, IO RAS No. XV-63-6, B—fragment of stalk with distal mesistele; C—proximal arm of the holotype, view from side; D–E—another fragment of stalk with distal mesistele, dististele and radix, IO RAS Ech00750. Scale bars: 3 mm." httpUri="https://zenodo.org/record/2945129/files/figure.png" pageId="7" pageNumber="408">Fig. 2E</figureCitation>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C362F0BCFFC9F47CBBD8F9F77659F93D" pageId="7" pageNumber="408" type="discussion">
|
||
<paragraph id="8BC7A337FFC9F47CBBD8F9F77659F93D" blockId="7.[151,1437,153,1871]" pageId="7" pageNumber="408">
|
||
<emphasis id="B90C7F25FFC9F47CBBD8F9F77639F9A9" bold="true" box="[199,315,1629,1655]" pageId="7" pageNumber="408">Remarks.</emphasis>
|
||
<taxonomicName id="4C78D8B4FFC9F47CBA5CF9F476A0F9A9" authority="Mironov, 2019" authorityName="Mironov" authorityYear="2019" box="[323,418,1629,1655]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="7" pageNumber="408" phylum="Echinodermata" rank="species" species="kirilli" status="sp. nov.">
|
||
<emphasis id="B90C7F25FFC9F47CBA5CF9F47656F9A9" box="[323,340,1630,1655]" italics="true" pageId="7" pageNumber="408">B</emphasis>
|
||
.
|
||
<emphasis id="B90C7F25FFC9F47CBA7BF9F776A0F9A9" box="[356,418,1629,1655]" italics="true" pageId="7" pageNumber="408">kirilli</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FC25EFFC9F47CBAB5F9F776E5F9A9" box="[426,487,1629,1655]" pageId="7" pageNumber="408" rank="species">n. sp.</taxonomicNameLabel>
|
||
is very similar to
|
||
<taxonomicName id="4C78D8B4FFC9F47CB9A6F9F4743BF9A9" baseAuthorityName="Mironov" baseAuthorityYear="2000" box="[697,825,1629,1655]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="7" pageNumber="408" phylum="Echinodermata" rank="species" species="volubilis">
|
||
<emphasis id="B90C7F25FFC9F47CB9A6F9F475C8F9A9" box="[697,714,1630,1655]" italics="true" pageId="7" pageNumber="408">B</emphasis>
|
||
.
|
||
<emphasis id="B90C7F25FFC9F47CB9C6F9F7743BF9A9" box="[729,825,1629,1655]" italics="true" pageId="7" pageNumber="408">volubilis</emphasis>
|
||
</taxonomicName>
|
||
, but differs from it by the presence of the high longitudinal keel on Brs, grooved surface of RR and serrate profile of arms. In contrast to
|
||
<taxonomicName id="4C78D8B4FFC9F47CBF7AF92873C1F945" authority="Mironov, 2019" authorityName="Mironov" authorityYear="2019" box="[1125,1219,1665,1691]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="7" pageNumber="408" phylum="Echinodermata" rank="species" species="kirilli" status="sp. nov.">
|
||
<emphasis id="B90C7F25FFC9F47CBF7AF9287374F945" box="[1125,1142,1666,1691]" italics="true" pageId="7" pageNumber="408">B</emphasis>
|
||
.
|
||
<emphasis id="B90C7F25FFC9F47CBF9AF92B73C1F945" box="[1157,1219,1665,1691]" italics="true" pageId="7" pageNumber="408">kirilli</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FC25EFFC9F47CBFD3F92B720EF945" box="[1228,1292,1665,1691]" pageId="7" pageNumber="408" rank="species">
|
||
<emphasis id="B90C7F25FFC9F47CBFD3F92B720EF945" bold="true" box="[1228,1292,1665,1691]" pageId="7" pageNumber="408">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
,
|
||
<taxonomicName id="4C78D8B4FFC9F47CBE04F928729EF945" baseAuthorityName="Mironov" baseAuthorityYear="2000" box="[1307,1436,1665,1691]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="7" pageNumber="408" phylum="Echinodermata" rank="species" species="volubilis">
|
||
<emphasis id="B90C7F25FFC9F47CBE04F928722EF945" box="[1307,1324,1666,1691]" italics="true" pageId="7" pageNumber="408">B</emphasis>
|
||
.
|
||
<emphasis id="B90C7F25FFC9F47CBE23F92B729EF945" box="[1340,1436,1665,1691]" italics="true" pageId="7" pageNumber="408">volubilis</emphasis>
|
||
</taxonomicName>
|
||
has smooth surface of RR and Brs (
|
||
<figureCitation id="1343BFB2FFC9F47CB933F90F7569F961" box="[556,619,1701,1727]" captionStart="FIGURE 1" captionStartId="2.[151,250,1877,1902]" captionTargetBox="[186,1402,164,1857]" captionTargetId="figure@2.[186,1402,164,1857]" captionTargetPageId="2" captionText="FIGURE 1. Bathycrinus volubilis, St. 86 (A, C–G) and St. 77 (B), RV Sonne, SMF:A—general view; B—aboral cup and proximal arms; C—plates from the sides of upper tegmen; D—cover plates from proximal arm (Brs 4–12); E—cover plates from Brs 14–20; F—cover plates from pinnules; G—pinnular with right edges. Scale bars: A, B 2 mm; C–G 100 μm." httpUri="https://zenodo.org/record/2945125/files/figure.png" pageId="7" pageNumber="408">Fig. 1</figureCitation>
|
||
A–B), and smooth profile of arms. Knobby processes are absent in both species (
|
||
<tableCitation id="C6FA968CFFC9F47CBBE9F963764CF93D" box="[246,334,1737,1763]" captionStart="TABLE 2" captionStartId="8.[151,239,154,178]" captionTargetPageId="8" captionText="TABLE 2. Features of the Bathycrinus species from NW Pacific." httpUri="http://table.plazi.org/id/DF07F3BFFFC6F473BB88FF307452FF6C" pageId="7" pageNumber="408" tableUuid="DF07F3BFFFC6F473BB88FF307452FF6C">Table 2</tableCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C362F0BCFFC9F47CBBD8F9467487F891" pageId="7" pageNumber="408" type="distribution">
|
||
<paragraph id="8BC7A337FFC9F47CBBD8F9467487F891" blockId="7.[151,1437,153,1871]" pageId="7" pageNumber="408">
|
||
<emphasis id="B90C7F25FFC9F47CBBD8F9467663F8D9" bold="true" box="[199,353,1772,1799]" pageId="7" pageNumber="408">Distribution.</emphasis>
|
||
Izu-Bonin Trench,
|
||
<quantity id="4C800ED2FFC9F47CB95FF94675E2F8D9" box="[576,736,1772,1799]" metricMagnitude="3" metricUnit="m" metricValue="9.725" metricValueMax="9.735" metricValueMin="9.715" pageId="7" pageNumber="408" unit="m" value="9725.0" valueMax="9735.0" valueMin="9715.0">9715–9735 m</quantity>
|
||
. So far
|
||
<taxonomicName id="4C78D8B4FFC9F47CB825F944749AF8D9" authority="Mironov, 2019" authorityName="Mironov" authorityYear="2019" box="[826,920,1773,1799]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="7" pageNumber="408" phylum="Echinodermata" rank="species" species="kirilli" status="sp. nov.">
|
||
<emphasis id="B90C7F25FFC9F47CB825F9447449F8D9" box="[826,843,1774,1799]" italics="true" pageId="7" pageNumber="408">B</emphasis>
|
||
.
|
||
<emphasis id="B90C7F25FFC9F47CB845F947749AF8D9" box="[858,920,1773,1799]" italics="true" pageId="7" pageNumber="408">kirilli</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FC25EFFC9F47CB8BEF94774DCF8D9" box="[929,990,1773,1799]" pageId="7" pageNumber="408" rank="species">n. sp.</taxonomicNameLabel>
|
||
is the deepest dwelling crinoid species that have even been discovered. The stalked 10-armed crinoids seen in videos and on photos in the Izu-Bonin Trench, at
|
||
<quantity id="4C800ED2FFC9F47CBA10F89F76A8F891" box="[271,426,1845,1871]" metricMagnitude="3" metricUnit="m" metricValue="9.047999999999998" metricValueMax="9.102" metricValueMin="8.994" pageId="7" pageNumber="408" unit="m" value="9048.0" valueMax="9102.0" valueMin="8994.0">8994–9102 m</quantity>
|
||
depth (
|
||
<bibRefCitation id="EFE9DEC6FFC9F47CBAE2F89F75A1F891" author="Oji, T. & Ogawa, Y. & Hunter, A. W. & Kitazawa, K." box="[509,675,1845,1871]" pageId="7" pageNumber="408" pagination="406 - 408" refId="ref13696" refString="Oji, T., Ogawa, Y., Hunter, A. W. & Kitazawa, K. (2009) Discovery of dense aggregations of stalked crinoids in Izu-Ogasawara Trench, Japan. Zoological Science, 26, 406 - 408. https: // doi. org / 10.2108 / zsj. 26.406" type="journal article" year="2009">
|
||
Oji
|
||
<emphasis id="B90C7F25FFC9F47CB935F89C7559F891" box="[554,603,1845,1871]" italics="true" pageId="7" pageNumber="408">et al</emphasis>
|
||
. 2009
|
||
</bibRefCitation>
|
||
) are likely
|
||
<taxonomicName id="4C78D8B4FFC9F47CB83EF89C747CF891" authorityName="Mironov" authorityYear="2019" box="[801,894,1845,1871]" class="Crinoidea" family="Bathycrinidae" genus="Bathycrinus" kingdom="Animalia" order="Bourgueticrinida" pageId="7" pageNumber="408" phylum="Echinodermata" rank="species" species="kirilli">
|
||
<emphasis id="B90C7F25FFC9F47CB83EF89C747CF891" box="[801,894,1845,1871]" italics="true" pageId="7" pageNumber="408">B. kirilli</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |