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104 lines
13 KiB
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<document id="A83DCFB81618BF4D12E544352152FCA3" 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="99789763652F8501D38F24C3FCF89913" 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="Hanshessia Thuy & Meyer 2013" docType="treatment" docVersion="9" lastPageNumber="123" 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="123" 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:title id="FE6EB0E932B0C6316E497D8E54E62AB3">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="0606FFB93F7F6A349754A908CBE35BD6" type="personal">
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<mods:roleTerm id="8136CC03B108F1A82E761199AB402AD3">Author</mods:roleTerm>
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<mods:namePart id="752360CFF69CD741CBA6925338FDBEC9">Thuy, Ben</mods:namePart>
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<mods:typeOfResource id="5BB3BA7EF4ABEA8429D75F7C1301FA84">text</mods:typeOfResource>
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<mods:title id="755F1D302A0FD30BD82D6B7598C9CA2C">European Journal of Taxonomy</mods:title>
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</mods:titleInfo>
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<mods:part id="EC47A45C66D3A886B2D1832F3AEA3DED">
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<mods:date id="D8745E66340596BA69D9A00BCE9032D1">2013</mods:date>
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<mods:detail id="572C11402BF2429D8BC2BD06D1A62840" type="pubDate">
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<mods:number id="658A78B8B2D018BCD387D7C97C5B9A91">2013-07-02</mods:number>
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<mods:detail id="D50CFC4D2B7D27CAD16F23646851AEC6" type="issue">
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<mods:number id="B3404B439D20798C979AF57A6E6FF542">48</mods:number>
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<mods:classification id="B0098EC138AF45EB39DFACFBCF3150E6">journal article</mods:classification>
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<mods:identifier id="8365A9D7C35B44383DF33ADBE7B695BB" type="CLB-Dataset">22249</mods:identifier>
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<mods:identifier id="90D998F5E448A01037E0B30111DAC715" type="DOI">10.5852/ejt.2013.48</mods:identifier>
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<mods:identifier id="7CA6E9BB188E97B1399251DD5D99C8D7" type="GBIF-Dataset">02866e62-ab61-4cf4-9d98-0248e251084e</mods:identifier>
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<mods:identifier id="839072795809743FECA3F86FB13E777D" type="ISSN">2118-9773</mods:identifier>
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<mods:identifier id="1DAD3CC5B62363F52F015EE119854BA4" type="Zenodo-Dep">3822836</mods:identifier>
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<mods:identifier id="26A8353F9972CCBC25DF5BD2708A1BF6" type="ZooBank">E7080722-E348-448D-96E5-D537F4865BB5</mods:identifier>
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<treatment id="99789763652F8501D38F24C3FCF89913" ID-DOI="http://doi.org/10.5281/zenodo.3844347" ID-GBIF-Taxon="164044848" ID-Zenodo-Dep="3844347" LSID="urn:lsid:plazi:treatment:99789763652F8501D38F24C3FCF89913" httpUri="http://treatment.plazi.org/id/99789763652F8501D38F24C3FCF89913" lastPageNumber="123" pageId="122" pageNumber="123">
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<subSubSection id="59CB75FE652F8501D38F24C3FC8C9D7D" box="[703,884,490,517]" pageId="122" pageNumber="123" type="nomenclature">
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<paragraph id="116E2675652F8501D38F24C3FC8C9D7D" blockId="122.[703,884,490,555]" box="[703,884,490,517]" pageId="122" pageNumber="123">
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<heading id="4A269119652F8501D38F24C3FC8C9D7D" box="[703,884,490,517]" centered="true" fontSize="11" level="2" pageId="122" pageNumber="123" reason="2">
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<taxonomicName id="D6D15DF6652F8501D38F24C3FCB39D7D" authorityName="Thuy & Meyer" authorityYear="2013" box="[703,843,490,517]" class="Ophiuroidea" family="Ophiacanthidae" genus="Hanshessia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="122" pageNumber="123" phylum="Echinodermata" rank="genus">
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<emphasis id="23A5FA67652F8501D38F24C3FCB39D7D" bold="true" box="[703,843,490,517]" italics="true" pageId="122" pageNumber="123">Hanshessia</emphasis>
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</taxonomicName>
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sp.
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE652F8501D3E52738FCA79D53" box="[725,863,529,555]" pageId="122" pageNumber="123" type="description">
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<paragraph id="116E2675652F8501D3E52738FCA79D53" blockId="122.[703,884,490,555]" box="[725,863,529,555]" pageId="122" pageNumber="123">
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<figureCitation id="89EA3AF0652F8501D3E52738FCD59D53" box="[725,813,529,555]" captionStart="Fig" captionStartId="123.[189,231,1684,1710]" captionTargetBox="[284,1303,265,1644]" captionTargetId="figure@123.[284,1303,265,1644]" captionTargetPageId="123" captionText="Fig. 22. Lateral arm plates (LAPs) of fossil and Recent ophiacanthid brittle stars in external (a) and internal (b) views. 1-2. Hanshessia sp. from the Callovian (Middle Jurassic) of Jumara, India. 1. GZG. INV.78641, proximal to median LAP. 2. GZG.INV.78642, proximal LAP. 3-4. Ophiocopa spatula Lyman, 1883, Recent. 3. Proximal LAP. 4. Distal LAP. 5. Alternacantha? sp. from the late Pliensbachian (Early Jurassic) of Amellago, Morocco; GZG.INV.78645, proximal LAP. 6. Alternacantha sp. nov. innom. 1 from the middle Toarcian (Early Jurassic) of Le Clapier, France; GZG.INV.78647, proximal to median LAP. 7-8. Alternacantha occulta Thuy & Meyer, 2013, from the early Bajocian (Middle Jurassic) of Longwy, France. 7. GZG.INV.78648, proximal LAP. 8. GZG.INV.78649, distal LAP. 9-10. Alternacantha sp. nov. innom. 2 from the Callovian (Middle Jurassic) of Jumara, India. 9. GZG.INV.78652, proximal to median LAP. 10. GZG.INV.78653, median LAP. One common scale bar per species." figureDoi="http://doi.org/10.5281/zenodo.3822885" httpUri="https://zenodo.org/record/3822885/files/figure.png" pageId="122" pageNumber="123">Fig. 22</figureCitation>
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: 1-2
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</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE652F8501D18D277CFDE79D97" pageId="122" pageNumber="123" type="materials_examined">
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<paragraph id="116E2675652F8501D18D277CFE529D17" blockId="122.[189,426,597,623]" box="[189,426,597,623]" pageId="122" pageNumber="123">
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<heading id="4A269119652F8501D18D277CFE529D17" bold="true" box="[189,426,597,623]" fontSize="11" level="3" pageId="122" pageNumber="123" reason="3">
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<emphasis id="23A5FA67652F8501D18D277CFE529D17" bold="true" box="[189,426,597,623]" pageId="122" pageNumber="123">Material examined</emphasis>
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</heading>
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</paragraph>
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<paragraph id="116E2675652F8501D18D27AEFDE79D97" blockId="122.[189,1399,647,751]" pageId="122" pageNumber="123">
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GZG.INV.78641, GZG.INV.78642 and GZG.INV.78643 (dissociated LAPs) from the Callovian lower Chari Formation of Jumara (sample 95),
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<collectingCountry id="69C666E5652F8501D3912787FD199DB0" box="[673,737,686,712]" name="India" pageId="122" pageNumber="123">India</collectingCountry>
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; GZG.INV.78644 (dissociated LAP) from the Callovian of Bauer-Wehrland,
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<collectingCountry id="69C666E5652F8501D09C27FCFDE39D97" box="[428,539,725,751]" name="Germany" pageId="122" pageNumber="123">Germany</collectingCountry>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE652F8501D18D2630FD449A4D" pageId="122" pageNumber="123" type="description">
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<paragraph id="116E2675652F8501D18D2630FEB69C4B" blockId="122.[189,334,793,819]" box="[189,334,793,819]" pageId="122" pageNumber="123">
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<heading id="4A269119652F8501D18D2630FEB69C4B" bold="true" box="[189,334,793,819]" fontSize="11" level="3" pageId="122" pageNumber="123" reason="3">
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<emphasis id="23A5FA67652F8501D18D2630FEB69C4B" bold="true" box="[189,334,793,819]" pageId="122" pageNumber="123">Description</emphasis>
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</heading>
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</paragraph>
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<paragraph id="116E2675652F8501D18D2662FA959B0B" blockId="122.[189,1399,843,1333]" pageId="122" pageNumber="123">Moderately large, dissociated proximal to median LAPs; dorsally and ventrally fragmentary; originally at least twice higher than wide; distal edge convex; preserved portion of proximal edge nearly straight to slightly concave, with small, round, poorly defined, prominent and slightly protruding spur; outer surface with finely meshed stereom, no vertical striation. At least five very large, ear-shaped spine articulations in very shallow notches of strongly elevated distal portion of LAP; dorsal and ventral lobes of spine articulations merged into continuous, round volute; spine articulations proximally bordered by poorly defined, weakly prominent, undulose ridge; relatively large gap separating spine articulations and distal edge of LAP; dorsalward increase in size of spine articulations and of gaps separating them.</paragraph>
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<paragraph id="116E2675652F8501D18D21A9FD449A4D" blockId="122.[189,1399,843,1333]" pageId="122" pageNumber="123">Inner side of LAPs largely obscured by sediment; large, sharply defined, prominent ridge composed of bent ventral part and straight, near-vertical dorsal part abruptly interrupted at some distance from dorsal edge of LAP; dorsal and ventral parts of ridge separated by kink devoid of conspicuous, ventroproximally pointing angle; inner side of distal edge of LAP with well-defined, round, slightly prominent spur composed of densely meshed stereom.</paragraph>
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</subSubSection>
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<subSubSection id="59CB75FE652F8501D18D2076FCF89913" pageId="122" pageNumber="123" type="discussion">
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<paragraph id="116E2675652F8501D18D2076FED79A01" blockId="122.[189,303,1375,1401]" box="[189,303,1375,1401]" pageId="122" pageNumber="123">
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<heading id="4A269119652F8501D18D2076FED79A01" bold="true" box="[189,303,1375,1401]" fontSize="11" level="3" pageId="122" pageNumber="123" reason="3">
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<emphasis id="23A5FA67652F8501D18D2076FED79A01" bold="true" box="[189,303,1375,1401]" pageId="122" pageNumber="123">Remarks</emphasis>
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</heading>
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</paragraph>
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<paragraph id="116E2675652F8501D18D20B8FCF89913" blockId="122.[189,1399,1425,1644]" pageId="122" pageNumber="123">
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Although, unfortunately, the limited available material is highly fragmentary, the specimens display sufficient morphological detail to allow them to be firmly assigned to
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<taxonomicName id="D6D15DF6652F8501D538209EFB779AA9" authorityName="Thuy & Meyer" authorityYear="2013" box="[1032,1167,1463,1489]" class="Ophiuroidea" family="Ophiacanthidae" genus="Hanshessia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="122" pageNumber="123" phylum="Echinodermata" rank="genus">
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<emphasis id="23A5FA67652F8501D538209EFB779AA9" box="[1032,1167,1463,1489]" italics="true" pageId="122" pageNumber="123">Hanshessia</emphasis>
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</taxonomicName>
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on the basis of the shape of the ridge on the inner side and the shape and arrangement of the spine articulations. Similarities are closest with the LAPs of the
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<typeStatus id="CE6A98D7652F8501D374232CFD8F9967" box="[580,631,1541,1567]" pageId="122" pageNumber="123">type</typeStatus>
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species,
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<taxonomicName id="D6D15DF6652F8501D3D3232CFC599966" authorityName="Thuy & Meyer" authorityYear="2013" box="[739,929,1540,1566]" class="Ophiuroidea" family="Ophiacanthidae" genus="Hanshessia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="122" pageNumber="123" phylum="Echinodermata" rank="species" species="trochitophila">
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<emphasis id="23A5FA67652F8501D3D3232CFC599966" box="[739,929,1540,1566]" italics="true" pageId="122" pageNumber="123">H. trochitophila</emphasis>
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</taxonomicName>
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. On the basis of the currently available material, however, it is impossible to decide whether the present specimens are conspecific with
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<taxonomicName id="D6D15DF6652F8501D46A2305FEAD9913" authorityName="Thuy & Meyer" authorityYear="2013" class="Ophiuroidea" family="Ophiacanthidae" genus="Hanshessia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="122" pageNumber="123" phylum="Echinodermata" rank="species" species="trochitophila">
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<emphasis id="23A5FA67652F8501D46A2305FEAD9913" italics="true" pageId="122" pageNumber="123">H. trochitophila</emphasis>
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</taxonomicName>
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or, instead, represent a new species.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |