160 lines
19 KiB
XML
160 lines
19 KiB
XML
<document id="975124D0029C6710FE7EDD41B5F72029" ID-DOI="10.5281/zenodo.277262" ID-GBIF-Dataset="b9c2d7e0-8764-499d-bb41-12d19355479c" ID-ISSN="1175-5326" ID-Zenodo-Dep="277262" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460280425723" checkinUser="plazi" docAuthor="Roux, Michel & Lambert, Philip" docDate="2011" docId="03F287BE0A4DE64440FAFF4FFCE0FCE5" docLanguage="en" docName="zt02825p054.pdf" docOrigin="Zootaxa 2825" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Chambersaecrinus Mironov & Sorokina 1998" docType="treatment" docVersion="8" lastPageNumber="18" masterDocId="FFCBFFC60A5CE655406DFFD8FFAFFF91" masterDocTitle="Two new species of stalked crinoids from the northeastern Pacific in the genera Gephyrocrinus and Ptilocrinus (Echinodermata, Crinoidea, Hyocrinidae). Effects of ontogeny and variability on hyocrinid taxonomy" masterLastPageNumber="54" masterPageNumber="1" pageNumber="18" updateTime="1698249390468" updateUser="plazi">
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<mods:title id="DC5B0C7538672B758E0AC8535CBA9692">Two new species of stalked crinoids from the northeastern Pacific in the genera Gephyrocrinus and Ptilocrinus (Echinodermata, Crinoidea, Hyocrinidae). Effects of ontogeny and variability on hyocrinid taxonomy</mods:title>
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<mods:name id="174C889453F07D75DBE90B419319F2DE" type="personal">
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<mods:namePart id="6B2BD3992D00C3369FCDE2768F5ECE98">Roux, Michel</mods:namePart>
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<mods:namePart id="CB1720AD54AE61F22CFAAEDA58FDE3B7">Lambert, Philip</mods:namePart>
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<mods:typeOfResource id="42CC1F506C65D7CB05B3A0EC92D73821">text</mods:typeOfResource>
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<mods:title id="176A29806E4E3AA71EC8770C5A99D6A0">Zootaxa</mods:title>
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<mods:part id="66EBF1FB048A715756A9CE8039B1400C">
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<mods:date id="BD02887814C084BA4339B9470FB76B4D">2011</mods:date>
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<mods:detail id="7C905B854ACCEB50131E48BAA4101507" type="volume">
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<mods:number id="0FFEE2EE364CEA99A83D2B2133C0D657">2825</mods:number>
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<mods:start id="3C24F2E0DD60F74B5A6F143354D00C63">1</mods:start>
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<mods:end id="F946515CF20990783C587C1A5788C758">54</mods:end>
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<mods:identifier id="79A7DA0E1C30AB0FFFF7DB48B889A8C8" type="DOI">10.5281/zenodo.277262</mods:identifier>
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<mods:identifier id="155E86BF8F2D3FE4B88083F171A75540" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="E6FC4225FA24616180FD90AA9541D9AF" type="Zenodo-Dep">277262</mods:identifier>
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<treatment id="03F287BE0A4DE64440FAFF4FFCE0FCE5" ID-DOI="http://doi.org/10.5281/zenodo.6187432" ID-GBIF-Taxon="119396669" ID-Zenodo-Dep="6187432" LSID="urn:lsid:plazi:treatment:03F287BE0A4DE64440FAFF4FFCE0FCE5" httpUri="http://treatment.plazi.org/id/03F287BE0A4DE64440FAFF4FFCE0FCE5" lastPageNumber="18" pageId="17" pageNumber="18">
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<subSubSection id="C34165230A4DE64440FAFF4FFCCEFF20" box="[151,865,151,177]" pageId="17" pageNumber="18" type="nomenclature">
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<paragraph id="8BE436A80A4DE64440FAFF4FFCCEFF20" blockId="17.[151,865,151,177]" box="[151,865,151,177]" pageId="17" pageNumber="18">
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<heading id="D0AC81C40A4DE64440FAFF4FFCCEFF20" bold="true" box="[151,865,151,177]" fontSize="11" level="1" pageId="17" pageNumber="18" reason="1">
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<emphasis id="B92FEABA0A4DE64440FAFF4FFCCEFF20" bold="true" box="[151,865,151,177]" pageId="17" pageNumber="18">
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Subgenus
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<taxonomicName id="4C5B4D2B0A4DE644417AFF4FFCCEFF20" authority="Mironov & Sorokina, 1998" authorityName="Mironov & Sorokina" authorityYear="1998" box="[279,865,151,177]" class="Crinoidea" family="Hyocrinidae" genus="Chambersaecrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Millericrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="genus">
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<emphasis id="B92FEABA0A4DE644417AFF4FFE54FF20" bold="true" box="[279,507,151,177]" italics="true" pageId="17" pageNumber="18">Chambersaecrinus</emphasis>
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<bibRefCitation id="EFCA4B590A4DE644426FFF4FFCCEFF20" author="Mironov" box="[514,865,151,177]" pageId="17" pageNumber="18" refString="Mironov, A. N. & Sorokina, O. A. (1998 b) Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). Zoologicheskie Issledovania, 2, 1 - 117 (in Russian)." type="journal article" year="1998" yearSuffix="b">Mironov & Sorokina, 1998b</bibRefCitation>
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</taxonomicName>
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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="C34165230A4DE64440FAFF07FAB5FDC5" pageId="17" pageNumber="18" type="materials_examined">
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<paragraph id="8BE436A80A4DE64440FAFF07FDCFFE82" blockId="17.[151,781,222,275]" pageId="17" pageNumber="18">
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<typeStatus id="54E0880A0A4DE64440FAFF07FF66FF65" box="[151,201,223,244]" pageId="17" pageNumber="18">Type</typeStatus>
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species of the subgenus:
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<taxonomicName id="4C5B4D2B0A4DE64441A6FF07FCA7FF65" authority="Vaney, 1908" authorityName="Vaney" authorityYear="1908" box="[459,776,223,245]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="brucei">
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<emphasis id="B92FEABA0A4DE64441A6FF07FD2CFF64" box="[459,643,223,245]" italics="true" pageId="17" pageNumber="18">Ptilocrinus brucei</emphasis>
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<bibRefCitation id="EFCA4B590A4DE64442E4FF07FCA7FF65" author="Vaney" box="[649,776,223,244]" pageId="17" pageNumber="18" refString="Vaney, C. (1908) Ptilocrinus brucei. In D. W. Wilton, Resultats de l'Expedition nationale Antarctique du S. Y. Scotia, 1902 - 1904, 4, Zoologie, 1, 70." type="journal volume" year="1908">Vaney, 1908</bibRefCitation>
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</taxonomicName>
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. Synonymy:
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<bibRefCitation id="EFCA4B590A4DE644417FFF25FD99FE82" author="Mironov" box="[274,566,253,275]" pageId="17" pageNumber="18" refString="Mironov, A. N. & Sorokina, O. A. (1998 b) Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). Zoologicheskie Issledovania, 2, 1 - 117 (in Russian)." type="journal article" year="1998" yearSuffix="b">Mironov & Sorokina, 1998b</bibRefCitation>
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: 52.
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</paragraph>
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<paragraph id="8BE436A80A4DE64440FAFE98FAD3FE55" blockId="17.[151,1436,319,884]" pageId="17" pageNumber="18">
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<emphasis id="B92FEABA0A4DE64440FAFE98FE29FEC9" bold="true" box="[151,390,319,344]" pageId="17" pageNumber="18">Emended diagnosis.</emphasis>
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Subgenus of
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<taxonomicName id="4C5B4D2B0A4DE644424DFE98FD33FEC9" box="[544,668,320,344]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="genus">
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<emphasis id="B92FEABA0A4DE644424DFE98FD33FEC9" box="[544,668,320,344]" italics="true" pageId="17" pageNumber="18">Ptilocrinus</emphasis>
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</taxonomicName>
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with tegmen variously inflated; conspicuous radial bridges elevated above tegmen from orals to Br5 or more; cover plates well differentiated on tegmen; orals concave (median depression); anal sac always conspicuously higher than oral cone. Tendency for larger interradial tegminal plates to be arranged into a median row when tegmen inflated. Distal stalk syzygies with crenularium weakly differentiated.
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</paragraph>
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<paragraph id="8BE436A80A4DE64440AAFE08FAB5FDC5" blockId="17.[151,1436,319,884]" pageId="17" pageNumber="18">
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<emphasis id="B92FEABA0A4DE64440AAFE08FE3AFE79" bold="true" box="[199,405,463,488]" pageId="17" pageNumber="18">Included species.</emphasis>
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<taxonomicName id="4C5B4D2B0A4DE64441F2FE09FD30FE76" authority="Vaney, 1908" authorityName="Vaney" authorityYear="1908" box="[415,671,463,488]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="brucei">
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<emphasis id="B92FEABA0A4DE64441F2FE09FDA8FE79" box="[415,519,464,488]" italics="true" pageId="17" pageNumber="18">P. brucei</emphasis>
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<bibRefCitation id="EFCA4B590A4DE644427CFE08FD30FE76" author="Vaney" box="[529,671,463,488]" pageId="17" pageNumber="18" refString="Vaney, C. (1908) Ptilocrinus brucei. In D. W. Wilton, Resultats de l'Expedition nationale Antarctique du S. Y. Scotia, 1902 - 1904, 4, Zoologie, 1, 70." type="journal volume" year="1908">Vaney, 1908</bibRefCitation>
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</taxonomicName>
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[=
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<taxonomicName id="4C5B4D2B0A4DE64442A0FE09FA3AFE76" authority="Mironov & Sorokina, 1998" authorityName="Mironov & Sorokina" authorityYear="1998" box="[717,1429,463,488]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="flexibilis" subGenus="Chambersaecrinus">
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<emphasis id="B92FEABA0A4DE64442A0FE09FB91FE79" box="[717,1086,464,488]" italics="true" pageId="17" pageNumber="18">P. (Chambersaecrinus) flexibilis</emphasis>
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<bibRefCitation id="EFCA4B590A4DE6444424FE17FA3AFE76" author="Mironov" box="[1097,1429,463,487]" pageId="17" pageNumber="18" refString="Mironov, A. N. & Sorokina, O. A. (1998 b) Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). Zoologicheskie Issledovania, 2, 1 - 117 (in Russian)." type="journal article" year="1998" yearSuffix="b">Mironov & Sorokina, 1998b</bibRefCitation>
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</taxonomicName>
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] (southwestern Indian Ocean,
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<quantity id="4CA39B4D0A4DE6444181FE2CFD14FD9D" box="[492,699,500,524]" metricMagnitude="3" metricUnit="m" metricValue="4.772" metricValueMax="5.473999999999999" metricValueMin="4.07" pageId="17" pageNumber="18" unit="m" value="4772.0" valueMax="5474.0" valueMin="4070.0">4,070 to 5,474 m</quantity>
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);
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<emphasis id="B92FEABA0A4DE64442B9FE2DFC2DFD9D" box="[724,898,500,524]" italics="true" pageId="17" pageNumber="18">
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P. (
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<taxonomicName id="4C5B4D2B0A4DE6444291FE2CFCD5FD9D" box="[764,890,500,524]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="genus">Ptilocrinus</taxonomicName>
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)
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</emphasis>
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s
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<emphasis id="B92FEABA0A4DE64443F5FE2CFBAFFD9D" box="[920,1024,500,524]" italics="true" pageId="17" pageNumber="18">tukalinae</emphasis>
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<bibRefCitation id="EFCA4B590A4DE6444461FE2CFAF8FD9D" author="Mironov" box="[1036,1367,500,524]" pageId="17" pageNumber="18" refString="Mironov, A. N. & Sorokina, O. A. (1998 b) Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). Zoologicheskie Issledovania, 2, 1 - 117 (in Russian)." type="journal article" year="1998" yearSuffix="b">Mironov & Sorokina, 1998b</bibRefCitation>
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[=
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<emphasis id="B92FEABA0A4DE64445EAFE2DFE19FDA1" italics="true" pageId="17" pageNumber="18">
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P. (?
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<taxonomicName id="4C5B4D2B0A4DE64440C7FDC0FE84FDA1" box="[170,299,536,560]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="genus">Ptilocrinus</taxonomicName>
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) perforatus
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</emphasis>
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<bibRefCitation id="EFCA4B590A4DE64441AEFDCFFCB8FDBE" author="Mironov" box="[451,791,535,559]" pageId="17" pageNumber="18" refString="Mironov, A. N. & Sorokina, O. A. (1998 b) Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). Zoologicheskie Issledovania, 2, 1 - 117 (in Russian)." type="journal article" year="1998" yearSuffix="b">Mironov & Sorokina, 1998b</bibRefCitation>
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] (north and southwestern Pacific, southwestern Indian Ocean,
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<quantity id="4CA39B4D0A4DE6444081FDE4FE00FDC5" box="[236,431,572,596]" metricMagnitude="3" metricUnit="m" metricValue="5.4045" metricValueMax="6.145" metricValueMin="4.664" pageId="17" pageNumber="18" unit="m" value="5404.5" valueMax="6145.0" valueMin="4664.0">4,664 to 6,145 m</quantity>
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);
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<taxonomicName id="4C5B4D2B0A4DE64441AEFDE5FC34FDC5" authority="Ameziane & Roux, 2011" authorityName="Ameziane & Roux" authorityYear="2011" box="[451,923,572,596]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="tasmaniaensis">
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<emphasis id="B92FEABA0A4DE64441AEFDE5FDD2FDC5" box="[451,637,573,596]" italics="true" pageId="17" pageNumber="18">P. tasmaniaensis</emphasis>
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<bibRefCitation id="EFCA4B590A4DE64442E9FDE4FC34FDC5" author="Ameziane" box="[644,923,572,596]" pageId="17" pageNumber="18" refString="Ameziane, N. & Roux, M. (2011) Stalked crinoids from Southern Tasmanian Seamounts. Part 1: Family Hyocrinidae. Journal of Natural History, 45 (3), 137 - 170." type="journal article" year="2011">Améziane & Roux, 2011</bibRefCitation>
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</taxonomicName>
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(off Tasmania,
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<quantity id="4CA39B4D0A4DE6444426FDE4FAA1FDC5" box="[1099,1294,572,596]" metricMagnitude="3" metricUnit="m" metricValue="1.765" metricValueMax="1.815" metricValueMin="1.7149999999999999" pageId="17" pageNumber="18" unit="m" value="1765.0" valueMax="1815.0" valueMin="1715.0">1,715 to 1,815 m</quantity>
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).
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</paragraph>
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</subSubSection>
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<subSubSection id="C34165230A4DE64440AAFDB8FCE0FCE5" pageId="17" pageNumber="18" type="discussion">
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<paragraph id="8BE436A80A4DE64440AAFDB8FCE0FCE5" blockId="17.[151,1436,319,884]" pageId="17" pageNumber="18">
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<emphasis id="B92FEABA0A4DE64440AAFDB8FE94FDE9" bold="true" box="[199,315,608,632]" pageId="17" pageNumber="18">Remarks.</emphasis>
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The detailed description of the
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<typeStatus id="54E0880A0A4DE64442C3FDB8FD71FDE9" box="[686,734,608,632]" pageId="17" pageNumber="18">type</typeStatus>
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series of
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<taxonomicName id="4C5B4D2B0A4DE644433EFDB9FBD3FDE9" box="[851,1148,608,632]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="stukalinae" subGenus="Ptilocrinus">
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<emphasis id="B92FEABA0A4DE644433EFDB9FBD3FDE9" box="[851,1148,608,632]" italics="true" pageId="17" pageNumber="18">P. (Ptilocrinus) stukalinae</emphasis>
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</taxonomicName>
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by
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<bibRefCitation id="EFCA4B590A4DE64444C1FD87FF40FD0D" author="Mironov" pageId="17" pageNumber="18" refString="Mironov, A. N. & Sorokina, O. A. (1998 b) Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). Zoologicheskie Issledovania, 2, 1 - 117 (in Russian)." type="journal article" year="1998" yearSuffix="b">Mironov & Sorokina (1998b)</bibRefCitation>
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documented the wide range of variation in crown characters. The single known specimen of
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<emphasis id="B92FEABA0A4DE64445EAFD5DFE1EFD51" italics="true" pageId="17" pageNumber="18">
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P. (?
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<taxonomicName id="4C5B4D2B0A4DE64440C7FD70FE84FD51" box="[170,299,680,704]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="genus">Ptilocrinus</taxonomicName>
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) perforatus
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</emphasis>
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falls within this range. Moreover, its mesistele symplexies strongly resemble those of
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<taxonomicName id="4C5B4D2B0A4DE64445EAFD71FEA5FD75" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="stukalinae">
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<emphasis id="B92FEABA0A4DE64445EAFD71FEA5FD75" italics="true" pageId="17" pageNumber="18">P. stukalinae</emphasis>
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</taxonomicName>
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suggesting that they belong to the same species. It has interradial tegminal plates in a median row, confirming the attribution of
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<taxonomicName id="4C5B4D2B0A4DE64441DBFD29FDEAFC99" box="[438,581,752,776]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="stukalinae">
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<emphasis id="B92FEABA0A4DE64441DBFD29FDEAFC99" box="[438,581,752,776]" italics="true" pageId="17" pageNumber="18">P. stukalinae</emphasis>
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</taxonomicName>
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to the subgenus
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<taxonomicName id="4C5B4D2B0A4DE644436EFD28FC79FC99" box="[771,982,752,776]" class="Crinoidea" family="Hyocrinidae" genus="Chambersaecrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Millericrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="genus">
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<emphasis id="B92FEABA0A4DE644436EFD28FC79FC99" box="[771,982,752,776]" italics="true" pageId="17" pageNumber="18">Chambersaecrinus</emphasis>
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</taxonomicName>
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.
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<taxonomicName id="4C5B4D2B0A4DE6444389FD29FBDCFC99" box="[996,1139,752,776]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="stukalinae">
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<emphasis id="B92FEABA0A4DE6444389FD29FBDCFC99" box="[996,1139,752,776]" italics="true" pageId="17" pageNumber="18">P. stukalinae</emphasis>
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</taxonomicName>
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has a well developed anal sac which seems to be adjacent to the tegmen margin (personal communication of A. Mironov).
|
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<taxonomicName id="4C5B4D2B0A4DE64445EAFCCDFE48FCC1" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="flexibilis" subGenus="Chambersaecrinus">
|
|
<emphasis id="B92FEABA0A4DE64445EAFCCDFE48FCC1" italics="true" pageId="17" pageNumber="18">P. (Chambersaecrinus) flexibilis</emphasis>
|
|
</taxonomicName>
|
|
was established on the basis of a single incomplete specimen (aboral cup broken, stalk unknown) without significant differences from
|
|
<taxonomicName id="4C5B4D2B0A4DE6444288FC85FCE6FCE5" box="[741,841,860,884]" class="Crinoidea" family="Hyocrinidae" genus="Ptilocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="brucei">
|
|
<emphasis id="B92FEABA0A4DE6444288FC85FCE6FCE5" box="[741,841,860,884]" italics="true" pageId="17" pageNumber="18">P. brucei</emphasis>
|
|
</taxonomicName>
|
|
.
|
|
</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |