100 lines
13 KiB
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100 lines
13 KiB
XML
<document id="EEEF93DA0CE764D6EC703EBFD067872F" ID-CLB-Dataset="22249" ID-DOI="10.5852/ejt.2013.48" ID-GBIF-Dataset="02866e62-ab61-4cf4-9d98-0248e251084e" ID-ISSN="2118-9773" ID-Zenodo-Dep="3822836" ID-ZooBank="E7080722-E348-448D-96E5-D537F4865BB5" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" checkinTime="1589219740188" checkinUser="carolina" docAuthor="Thuy, Ben" docDate="2013" docId="997897636530851DD3562117FC749EE9" docLanguage="en" docName="ejt-2013-48.pdf.imf" docOrigin="European Journal of Taxonomy 48" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Ophiacantha Muller & Troschel 1842" docType="treatment" docVersion="9" lastPageNumber="102" masterDocId="6541EF1B6555857BD1302529FFF89F78" masterDocTitle="Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)" masterLastPageNumber="242" masterPageNumber="1" pageNumber="102" updateTime="1698839159859" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-3.0" zenodo-license-figures="CC-BY-3.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="76C31F63C2DA145A85B85E0006D2065D">
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<mods:title id="998CA1A84534CB197C1E9557EFE67A25">Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea)</mods:title>
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</mods:titleInfo>
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<mods:name id="B176D84C488B66311C88BDC844374EA0" type="personal">
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<mods:role id="2C0D4A011F11C93804B6A1D821C6D50F">
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<mods:roleTerm id="912038CFB22890829EC896B1767CDBFE">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="2C44CBDC8AB7DD068C7F1571EF9D4E65">Thuy, Ben</mods:namePart>
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<mods:typeOfResource id="DE4FC91910A7EE2CBCE127578DE72620">text</mods:typeOfResource>
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<mods:titleInfo id="0F93F5F06F7CDDFEF9747D57A0B76008">
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<mods:title id="0AAB4FF9E7C1D68D2127E4525A327B64">European Journal of Taxonomy</mods:title>
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</mods:titleInfo>
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<mods:part id="6261302FE5BC22533B8FCF626573DA72">
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<mods:date id="70A034564DA60CB8906717DA3C27E543">2013</mods:date>
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<mods:detail id="32500DF37FBEA212B08AB14B18E5F9D8" type="pubDate">
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<mods:number id="D189B71682CB03B70A842D5D65C0923D">2013-07-02</mods:number>
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</mods:detail>
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<mods:detail id="CB98669D0627AC160A68AB1724D3F111" type="issue">
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<mods:number id="02E0BAEC19F42D2ABC7CC7CB31FCE2F4">48</mods:number>
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</mods:detail>
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<mods:extent id="35FFA28DE76D1DF667D7FC191C67B1A4" unit="page">
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<mods:start id="66C9622246731DE57B1BEBBBDDA17BC8">1</mods:start>
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<mods:end id="B4FEB7A5C8CE0F3172BF9309E347C2AE">242</mods:end>
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<mods:classification id="11C682E0B6BBEBB315B8E96CB7972576">journal article</mods:classification>
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<mods:identifier id="FA548B9283C0E1C08263842A146BEF79" type="CLB-Dataset">22249</mods:identifier>
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<mods:identifier id="194FF5B475E5B8F40AFF0147537155DF" type="DOI">10.5852/ejt.2013.48</mods:identifier>
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<mods:identifier id="47D6B4D194C9D90ACE1E8667FD9EFEB1" type="GBIF-Dataset">02866e62-ab61-4cf4-9d98-0248e251084e</mods:identifier>
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<mods:identifier id="E834D75D7928AF294CD66BE1B32DB1EB" type="ISSN">2118-9773</mods:identifier>
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<mods:identifier id="FDA8D38340D7983FFDA8407DC4B6E33F" type="Zenodo-Dep">3822836</mods:identifier>
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<mods:identifier id="B5D616DEBE46E95C004FAE869D21199D" type="ZooBank">E7080722-E348-448D-96E5-D537F4865BB5</mods:identifier>
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</mods:mods>
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<treatment id="997897636530851DD3562117FC749EE9" ID-DOI="http://doi.org/10.5281/zenodo.3844249" ID-GBIF-Taxon="164044840" ID-Zenodo-Dep="3844249" LSID="urn:lsid:plazi:treatment:997897636530851DD3562117FC749EE9" httpUri="http://treatment.plazi.org/id/997897636530851DD3562117FC749EE9" lastPageId="102" lastPageNumber="102" pageId="101" pageNumber="102">
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<subSubSection id="59CB75FE6530851ED3562117FC369B21" box="[614,974,1086,1113]" pageId="101" pageNumber="102" type="nomenclature">
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<paragraph id="116E26756530851ED3562117FC369B21" blockId="101.[614,974,1086,1149]" box="[614,974,1086,1113]" pageId="101" pageNumber="102">
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<heading id="4A2691196530851ED3562117FC369B21" box="[614,974,1086,1113]" centered="true" fontSize="11" level="2" pageId="101" pageNumber="102" reason="2">
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<taxonomicName id="D6D15DF66530851ED3562117FCFC9B21" authorityName="Muller & Troschel" authorityYear="1842" box="[614,772,1086,1113]" class="Ophiuroidea" family="Ophiacanthidae" genus="Ophiacantha" kingdom="Animalia" order="Ophiurida" pageId="101" pageNumber="102" phylum="Echinodermata" rank="genus">
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<emphasis id="23A5FA676530851ED3562117FCFC9B21" bold="true" box="[614,772,1086,1113]" italics="true" pageId="101" pageNumber="102">Ophiacantha</emphasis>
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</taxonomicName>
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sp. nov. innom 2
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE6530851ED3EA214AFCA19B05" box="[730,857,1123,1149]" pageId="101" pageNumber="102" type="description">
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<paragraph id="116E26756530851ED3EA214AFCA19B05" blockId="101.[614,974,1086,1149]" box="[730,857,1123,1149]" pageId="101" pageNumber="102">
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<figureCitation id="89EA3AF06530851ED3EA214AFCC99B05" box="[730,817,1123,1149]" captionStart="Fig" captionStartId="94.[189,231,1648,1674]" captionTargetBox="[297,1290,265,1609]" captionTargetId="figure@94.[297,1290,265,1609]" captionTargetPageId="94" captionText="Fig. 18. Fossil lateral arm plates (LAPs) of ophiacanthid brittle stars in external (a) and internal (b) views. 1-2. Ophiotreta sp. nov. innom 2 from the Langhian (middle Miocene) of Stotzing (1) and Mannersdorf (2), Austria. 1. NHMW 2012/0139/0003, proximal LAP. 2. NHMW 2012/0139/0001, proximal LAP. 3-4. Europacantha paciphila gen. et sp. nov. from the late Anisian (Middle Triassic) of Felsöörs, Hungary. 3. MHI 2090/1 (holotype), proximal to median LAP. 4. MHI 2091/1 (paratype), proximal LAP. 5-7. Ophiacantha jaegeri sp. nov. from the latest Hauterivian (Early Cretaceous) of Sarstedt, Germany. 5. GZG.INV.78595 (holotype), proximal LAP. 6. GZG.INV.78596 (paratype), median LAP. 7. GZG. INV.78597 (paratype), distal LAP. 8-9. Ophiacantha sp. nov. innom 1 from the latest Aptian to earliest Albian (Early Cretaceous) of Blake Nose, NE Atlantic. 8. GZG.INV.78599, proximal LAP. 9. GZG. INV.78600, distal LAP. 10. Ophiacantha sp. nov. innom 2 from the latest Aptian to earliest Albian (Early Cretaceous) of Blake Nose, NE Atlantic; GZG.INV.78601, distal LAP. One common scale bar per species." figureDoi="http://doi.org/10.5281/zenodo.3822877" httpUri="https://zenodo.org/record/3822877/files/figure.png" pageId="101" pageNumber="102">Fig. 18</figureCitation>
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: 10
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</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE6530851ED18D218CFAB69B96" pageId="101" pageNumber="102" type="materials_examined">
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<paragraph id="116E26756530851ED18D218CFE529BC7" blockId="101.[189,426,1189,1215]" box="[189,426,1189,1215]" pageId="101" pageNumber="102">
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<heading id="4A2691196530851ED18D218CFE529BC7" bold="true" box="[189,426,1189,1215]" fontSize="11" level="3" pageId="101" pageNumber="102" reason="3">
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<emphasis id="23A5FA676530851ED18D218CFE529BC7" bold="true" box="[189,426,1189,1215]" pageId="101" pageNumber="102">Material examined</emphasis>
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</heading>
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</paragraph>
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<paragraph id="116E26756530851ED18D21FDFAB69B96" blockId="101.[189,1358,1236,1263]" box="[189,1358,1236,1263]" pageId="101" pageNumber="102">GZG.INV.78601 from the latest Aptian to earliest Albian of Blake Nose, tropical northeast Atlantic.</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE6530851ED18D203FFAC0984A" pageId="101" pageNumber="102" type="description">
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<paragraph id="116E26756530851ED18D203FFEB69A48" blockId="101.[189,334,1302,1328]" box="[189,334,1302,1328]" pageId="101" pageNumber="102">
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<heading id="4A2691196530851ED18D203FFEB69A48" bold="true" box="[189,334,1302,1328]" fontSize="11" level="3" pageId="101" pageNumber="102" reason="3">
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<emphasis id="23A5FA676530851ED18D203FFEB69A48" bold="true" box="[189,334,1302,1328]" pageId="101" pageNumber="102">Description</emphasis>
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</heading>
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</paragraph>
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<paragraph id="116E26756530851ED18D206CFD6F99DA" blockId="101.[189,1399,1349,1842]" pageId="101" pageNumber="102">GZG.INV.78601 is a dissociated, moderately large, distal LAP; more than twice wider than high; fragile; dorsal edge strongly concave as a result of a well-developed constriction; distal edge convex; proximal edge irregularly undulose, with large, very poorly defined, weakly prominent but strongly protruding spur in dorsal half; outer surface entirely covered with coarsely meshed stereom, slightly becoming finer close to proximal edge of LAP. Four large, equal-sized, equi-distant, near-circular spine articulations freestanding on strongly elevated distal portion of LAP; dorsal and ventral lobes of spine articulations thin, merged into continuous, near-circular volute; spine articulations proximally sharply bordered by vertical, straight, well-defined and prominent ridge; gap between spine articulations and distal edge of LAP relatively narrow, barely as wide as half a spine articulation. Ventral edge of LAP weakly concave, tentacle notch invisible in external view.</paragraph>
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<paragraph id="116E26756530851ED18D2384FAC0984A" blockId="101.[189,1399,1349,1842]" pageId="101" pageNumber="102">Inner side of LAP with large, moderately well-defined, prominent, straight, near-horizontal ridge; dorsal tip of ridge strongly widened, dorsally pointed, with ventro-proximally pointing extension; inner side of distal edge with moderately large, poorly defined, non-prominent spur composed of slightly more densely meshed stereom; inner side of tentacle notch relatively large. No perforations discernible.</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE6530851DD18D2273FC749EE9" lastPageId="102" lastPageNumber="103" pageId="101" pageNumber="102" type="discussion">
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<paragraph id="116E26756530851ED18D2273FED7980C" blockId="101.[189,303,1882,1908]" box="[189,303,1882,1908]" pageId="101" pageNumber="102">
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<heading id="4A2691196530851ED18D2273FED7980C" bold="true" box="[189,303,1882,1908]" fontSize="11" level="3" pageId="101" pageNumber="102" reason="3">
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<emphasis id="23A5FA676530851ED18D2273FED7980C" bold="true" box="[189,303,1882,1908]" pageId="101" pageNumber="102">Remarks</emphasis>
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</heading>
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</paragraph>
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<paragraph id="116E26756530851DD18D22A0FC749EE9" blockId="101.[189,1399,1929,2027]" lastBlockId="102.[189,1399,267,402]" lastPageId="102" lastPageNumber="103" pageId="101" pageNumber="102">
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Only a single specimen of this LAP
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<typeStatus id="CE6A98D76530851ED35A22A0FD6598DB" box="[618,669,1929,1955]" pageId="101" pageNumber="102">type</typeStatus>
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is currently known. Although it is from distal arm portions, it displays characters strongly pointing to the genus
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<taxonomicName id="D6D15DF66530851ED2242284FC5598BF" authorityName="Muller & Troschel" authorityYear="1842" box="[788,941,1965,1991]" class="Ophiuroidea" family="Ophiacanthidae" genus="Ophiacantha" kingdom="Animalia" order="Ophiurida" pageId="101" pageNumber="102" phylum="Echinodermata" rank="genus">
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<emphasis id="23A5FA676530851ED2242284FC5598BF" box="[788,941,1965,1991]" italics="true" pageId="101" pageNumber="102">Ophiacantha</emphasis>
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</taxonomicName>
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, in particular with regard to the shape of the ridge on the inner side, as well as the shape and arrangement of the spine articulations. Closest similarities are shared with LAPs assigned to
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<taxonomicName id="D6D15DF66533851DD3D92422FC7A9E5D" authorityName="Muller & Troschel" authorityYear="1842" box="[745,898,267,293]" class="Ophiuroidea" family="Ophiacanthidae" genus="Ophiacantha" kingdom="Animalia" order="Ophiurida" pageId="102" pageNumber="103" phylum="Echinodermata" rank="genus">
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<emphasis id="23A5FA676533851DD3D92422FC7A9E5D" box="[745,898,267,293]" italics="true" pageId="102" pageNumber="103">Ophiacantha</emphasis>
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</taxonomicName>
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from the Albian of
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<collectingCountry id="69C666E56533851DD5482422FB229E5D" box="[1144,1242,267,293]" name="United Kingdom" pageId="102" pageNumber="103">England</collectingCountry>
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(see below). These differ, however, in displaying a strongly undulose, rather than straight, ridge proximally bordering the spine articulations. The present LAP most probably represents a new species of
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<taxonomicName id="D6D15DF66533851DD5A2247AFAD39E15" authorityName="Muller & Troschel" authorityYear="1842" box="[1170,1323,339,365]" class="Ophiuroidea" family="Ophiacanthidae" genus="Ophiacantha" kingdom="Animalia" order="Ophiurida" pageId="102" pageNumber="103" phylum="Echinodermata" rank="genus">
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<emphasis id="23A5FA676533851DD5A2247AFAD39E15" box="[1170,1323,339,365]" italics="true" pageId="102" pageNumber="103">Ophiacantha</emphasis>
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</taxonomicName>
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but in the absence of more material it cannot be formally described.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |