315 lines
31 KiB
XML
315 lines
31 KiB
XML
<document id="7567F81C3378844A265DD3FBC3DD9D9A" ID-DOI="10.11646/zootaxa.4098.2.4" ID-GBIF-Dataset="13fb3418-fb61-410f-9ce2-93099f5344d7" ID-ISSN="1175-5326" ID-Zenodo-Dep="255654" ID-ZooBank="D446E3D3-5B5B-431A-80E6-1318638DFA27" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1459932014496" checkinUser="plazi" docAuthor="Boissin, Emilie, Hoareau, Thierry B., Paulay, Gustav & Bruggemann, J. Henrich" docDate="2016" docId="DB2CDC0CFFEEFFD4FF65FDA45616FEA6" docLanguage="en" docName="zootaxa.4098.2.4.pdf.imf" docOrigin="Zootaxa 4098 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Ophiarachnella Ljungman 1872" docType="treatment" docVersion="7" lastPageNumber="289" masterDocId="2715A474FFE1FFC4FFF2FFE25355FFC3" masterDocTitle="Shallow-water reef ophiuroids (Echinodermata: Ophiuroidea) of Réunion (Mascarene Islands), with biogeographic considerations" masterLastPageNumber="297" masterPageNumber="273" pageNumber="288" updateTime="1698229929859" updateUser="plazi">
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<mods:titleInfo id="70B4DF8DCD226B1149B6B1C00730C4D3">
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<mods:title id="5D24BFCDEE2206A403B5A31A95CC0C79">Shallow-water reef ophiuroids (Echinodermata: Ophiuroidea) of Réunion (Mascarene Islands), with biogeographic considerations</mods:title>
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<mods:name id="A6DEBDF36E8B0B77D03478CF6A654D09" type="personal">
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<mods:namePart id="EB4D722AF9EE322E793044A749195CFC">Boissin, Emilie</mods:namePart>
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<mods:namePart id="6F57D8BCCA19EB11F72952478E952A94">Hoareau, Thierry B.</mods:namePart>
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<mods:name id="8EFB18E065A6BCDDB2DA83FD7A602791" type="personal">
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<mods:namePart id="DB06C0BD7E7BA283B57FD093CF3301F6">Paulay, Gustav</mods:namePart>
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<mods:name id="2F5F9A0E5F3DFBFF5D4AE5649E9D843C" type="personal">
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<mods:namePart id="D112EFB7DE39524F0EC431872650C83C">Bruggemann, J. Henrich</mods:namePart>
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<mods:typeOfResource id="AB45FB60E3089BADC02DB1D3993C855B">text</mods:typeOfResource>
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<mods:title id="C942DE982A73EB3A8BF46EBA75026D67">Zootaxa</mods:title>
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<mods:date id="A0A77B2D9B638770EA61F8D8E8E0FF5B">2016</mods:date>
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<mods:detail id="4BE025E1A0D8034321506C09E3F83264" type="volume">
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<mods:number id="498665C38DE59C665534248AE25F07E0">4098</mods:number>
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<mods:identifier id="34142DA9E50D440763550533146F1D0D" type="DOI">10.11646/zootaxa.4098.2.4</mods:identifier>
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<treatment id="DB2CDC0CFFEEFFD4FF65FDA45616FEA6" ID-DOI="http://doi.org/10.5281/zenodo.6067324" ID-GBIF-Taxon="119374889" ID-Zenodo-Dep="6067324" LSID="urn:lsid:plazi:treatment:DB2CDC0CFFEEFFD4FF65FDA45616FEA6" httpUri="http://treatment.plazi.org/id/DB2CDC0CFFEEFFD4FF65FDA45616FEA6" lastPageId="16" lastPageNumber="289" pageId="15" pageNumber="288">
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<subSubSection id="1B9F3E91FFEEFFCBFF65FDA4515DFB96" pageId="15" pageNumber="288" type="nomenclature">
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<paragraph id="533A6D1AFFEEFFCBFF65FDA451D4FDA3" blockId="15.[151,641,582,608]" box="[151,641,582,608]" pageId="15" pageNumber="288">
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<heading id="0872DA76FFEEFFCBFF65FDA451D4FDA3" bold="true" box="[151,641,582,608]" fontSize="11" level="1" pageId="15" pageNumber="288" reason="1">
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<emphasis id="61F1B108FFEEFFCBFF65FDA451D4FDA3" bold="true" box="[151,641,582,608]" pageId="15" pageNumber="288">
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Genus
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<taxonomicName id="94851699FFEEFFCBFF1CFDA451D4FDA3" authority="Ljungman, 1872" authorityName="Ljungman" authorityYear="1872" box="[238,641,582,608]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="genus">
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<emphasis id="61F1B108FFEEFFCBFF1CFDA452F8FDA3" bold="true" box="[238,429,582,608]" italics="true" pageId="15" pageNumber="288">Ophiarachnella</emphasis>
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Ljungman, 1872
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</taxonomicName>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="533A6D1AFFEEFFCBFF65FD6F578DFC05" blockId="15.[151,1436,653,966]" pageId="15" pageNumber="288">
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Of the 23 recognized species of
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<taxonomicName id="94851699FFEEFFCBFDF0FD6F51E6FD66" box="[514,691,653,677]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="genus">
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<emphasis id="61F1B108FFEEFFCBFDF0FD6F51E6FD66" box="[514,691,653,677]" italics="true" pageId="15" pageNumber="288">Ophiarachnella</emphasis>
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</taxonomicName>
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, 12 are recorded from shallow IWP waters (
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<bibRefCitation id="371410EBFFEEFFCBFB5AFD6F56C2FD65" author="Clark" box="[1192,1431,653,678]" pageId="15" pageNumber="288" refString="Clark, A. M. & Rowe, F. W. E. (1971) Monograph of shallow-water Indo-West Pacific echinoderms. Trustees of the British Museum (Natural History). London, 234 pp." type="book" year="1971">Clark & Rowe, 1971</bibRefCitation>
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;
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<bibRefCitation id="371410EBFFEEFFCBFF65FD535202FD09" author="Stohr" box="[151,343,689,714]" pageId="15" pageNumber="288" refString="Stohr, S., O'Hara, T. & Thuy, B. (Eds) (2016) World Ophiuroidea database. Accessed at http: // www. marinespecies. org / ophiuroidea on 2016 - 01 - 04." type="book" year="2016">
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Stöhr
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<emphasis id="61F1B108FFEEFFCBFF28FD505246FD0A" box="[218,275,689,713]" italics="true" pageId="15" pageNumber="288">et al.</emphasis>
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2016
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</bibRefCitation>
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). Three of these IWP species are peculiar in showing a number of naked dorsal plates in addition to the naked radial shields:
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<taxonomicName id="94851699FFEEFFCBFE20FD3451A7FD2D" authority="Bell, 1894" authorityName="Bell" authorityYear="1894" box="[466,754,725,750]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="sphenisci">
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<emphasis id="61F1B108FFEEFFCBFE20FD34510BFD2E" box="[466,606,725,749]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFE20FD3452BCFD2E" box="[466,489,726,749]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. sphenisci
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</emphasis>
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(Bell, 1894)
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</taxonomicName>
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,
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<taxonomicName id="94851699FFEEFFCBFD0DFD3450DBFD2E" box="[767,910,725,749]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="infernalis">
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<emphasis id="61F1B108FFEEFFCBFD0DFD3450DBFD2E" box="[767,910,725,749]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFD0DFD345043FD2E" box="[767,790,726,749]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. infernalis
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</emphasis>
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</taxonomicName>
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(MÜLLER ET TROSCHEL, 1842) and
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<taxonomicName id="94851699FFEEFFCBFADDFD34521AFCD1" authority="Koehler, 1905" authorityName="Koehler" authorityYear="1905" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="similis">
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<emphasis id="61F1B108FFEEFFCBFADDFD3456C9FD2E" box="[1327,1436,725,749]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFADDFD345613FD2E" box="[1327,1350,726,749]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. similis
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</emphasis>
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(
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<bibRefCitation id="371410EBFFEEFFCBFF6CFD1B5212FCD1" author="Koehler" box="[158,327,761,786]" pageId="15" pageNumber="288" refString="Koehler, R. (1905) Ophiures de l'expedition du Siboga. Part 2. Ophiures littorales. Siboga Expeditie, 45 b." type="book chapter" year="1905">Koehler, 1905</bibRefCitation>
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)
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</taxonomicName>
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. The remaining can be divided into two distinct groups:
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<taxonomicName id="94851699FFEEFFCBFC1FFD18572DFCD2" box="[1005,1144,762,785]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="gorgonia">
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<emphasis id="61F1B108FFEEFFCBFC1FFD18572DFCD2" box="[1005,1144,762,785]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFC1FFD185751FCD2" box="[1005,1028,762,785]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. gorgonia
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</emphasis>
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</taxonomicName>
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(MÜLLER ET TROSCHEL, 1842),
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<taxonomicName id="94851699FFEEFFCBFF15FCFC52D7FCF6" box="[231,386,798,821]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="parvispina">
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<emphasis id="61F1B108FFEEFFCBFF15FCFC52D7FCF6" box="[231,386,798,821]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFF15FCFC53ABFCF6" box="[231,254,798,821]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. parvispina
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</emphasis>
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</taxonomicName>
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HL Clark, 1925,
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<taxonomicName id="94851699FFEEFFCBFDBCFCFC500AFCF5" authority="Bell, 1888" authorityName="Bell" authorityYear="1888" box="[590,863,797,822]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="ramsayi">
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<emphasis id="61F1B108FFEEFFCBFDBCFCFC5199FCF6" box="[590,716,798,821]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFDBCFCFC5130FCF6" box="[590,613,798,821]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. ramsayi
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</emphasis>
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(Bell, 1888)
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</taxonomicName>
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, and
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<taxonomicName id="94851699FFEEFFCBFC6FFCFC57FDFCF5" authority="Bell, 1894" authorityName="Bell" authorityYear="1894" box="[925,1192,797,822]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="elegans">
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<emphasis id="61F1B108FFEEFFCBFC6FFCFC5743FCF6" box="[925,1046,797,821]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFC6FFCFC50E1FCF6" box="[925,948,798,821]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. elegans
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</emphasis>
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(Bell, 1894)
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</taxonomicName>
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have eight to 12 oral papillae and lowest arm spines are hardly longer than other spines; while
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<taxonomicName id="94851699FFEEFFCBFC07FCA057FBFC9A" box="[1013,1198,833,857]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="macracantha">
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<emphasis id="61F1B108FFEEFFCBFC07FCA057FBFC9A" box="[1013,1198,833,857]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFC07FCA05759FC9A" box="[1013,1036,834,857]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. macracantha
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</emphasis>
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</taxonomicName>
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HL Clark, 1909,
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<taxonomicName id="94851699FFEEFFCBFA73FCA05140FCBD" authority="H.L. Clark, 1938" authorityName="H.L. Clark" authorityYear="1938" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="paucigranulata">
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<emphasis id="61F1B108FFEEFFCBFA73FCA05211FCBE" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFA73FCA056CDFC9A" box="[1409,1432,834,857]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. paucigranulata
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</emphasis>
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H.L. Clark, 1938
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</taxonomicName>
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,
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<taxonomicName id="94851699FFEEFFCBFDD1FC8451BEFCBE" box="[547,747,870,893]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="septemspinosa">
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<emphasis id="61F1B108FFEEFFCBFDD1FC8451BEFCBE" box="[547,747,870,893]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFDD1FC84516FFCBE" box="[547,570,870,893]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. septemspinosa
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</emphasis>
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</taxonomicName>
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(MÜLLER ET TROSCHEL, 1842),
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<taxonomicName id="94851699FFEEFFCBFB95FC8456C9FCBD" authority="Koehler, 1905" authorityName="Koehler" authorityYear="1905" box="[1127,1436,869,894]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="stabilis">
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<emphasis id="61F1B108FFEEFFCBFB95FC845788FCBE" box="[1127,1245,869,893]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFB95FC84572BFCBE" box="[1127,1150,870,893]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. stabilis
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</emphasis>
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(
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<bibRefCitation id="371410EBFFEEFFCBFB1DFC8756C1FCBD" author="Koehler" box="[1263,1428,869,894]" pageId="15" pageNumber="288" refString="Koehler, R. (1905) Ophiures de l'expedition du Siboga. Part 2. Ophiures littorales. Siboga Expeditie, 45 b." type="book chapter" year="1905">Koehler, 1905</bibRefCitation>
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)
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</taxonomicName>
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and
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<taxonomicName id="94851699FFEEFFCBFF34FC685213FC62" box="[198,326,905,929]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="snelliusi">
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<emphasis id="61F1B108FFEEFFCBFF34FC685213FC62" box="[198,326,905,929]" italics="true" pageId="15" pageNumber="288">
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<collectingCountry id="2B922D8AFFEEFFCBFF34FC685388FC62" box="[198,221,906,929]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
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. snelliusi
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</emphasis>
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</taxonomicName>
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AH Clark, 1964 present only five to seven leaf-like oral papillae, have small circular radial shields and the lowest arm spines are distinctly longer than the rest, exceeding the length of the segment.
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</paragraph>
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<paragraph id="533A6D1AFFEEFFCBFF65FBFB515DFB96" blockId="15.[151,955,1049,1109]" pageId="15" pageNumber="288">
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<emphasis id="61F1B108FFEEFFCBFF65FBFB50EEFBF0" bold="true" box="[151,955,1049,1075]" pageId="15" pageNumber="288">
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<taxonomicName id="94851699FFEEFFCBFF65FBFB529FFBF0" box="[151,458,1049,1075]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="gorgonia">
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<emphasis id="61F1B108FFEEFFCBFF65FBFB529FFBF0" bold="true" box="[151,458,1049,1075]" italics="true" pageId="15" pageNumber="288">Ophiarachnella gorgonia</emphasis>
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</taxonomicName>
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(MÜLLER ET TROSCHEL, 1842) complex
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</emphasis>
|
|
(UF-6578,
|
|
<figureCitation id="CBBE719FFFEEFFCBFEE1FBDE5201FB96" box="[275,340,1084,1109]" captionStart="FIGURE 5" captionStartId="14.[151,250,1757,1779]" captionTargetBox="[177,1419,860,1719]" captionTargetId="figure@14.[151,1436,842,1735]" captionTargetPageId="14" captionText="FIGURE 5. Pictures of species encountered in Réunion Island waters. Pictures were taken of freshly collected specimens except when indicated. Photo credit: BIOTAS." httpUri="https://zenodo.org/record/255659/files/figure.png" pageId="15" pageNumber="288">Fig. 5</figureCitation>
|
|
c,d,
|
|
<accessionNumber id="4CD6F0F9FFEEFFCBFE76FBDE5154FB96" box="[388,513,1084,1109]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/KC760012" pageId="15" pageNumber="288">KC760012</accessionNumber>
|
|
)
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="1B9F3E91FFEEFFCBFF65FB66519BFB5F" box="[151,718,1156,1181]" pageId="15" pageNumber="288" type="materials_examined">
|
|
<paragraph id="533A6D1AFFEEFFCBFF65FB66519BFB5F" blockId="15.[151,1437,1156,1757]" box="[151,718,1156,1181]" pageId="15" pageNumber="288">
|
|
<emphasis id="61F1B108FFEEFFCBFF65FB665253FB5E" bold="true" box="[151,262,1156,1181]" pageId="15" pageNumber="288">Material.</emphasis>
|
|
2 spms, St. 2; 1 spm, St. 3; 2 spms, St. 7
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="1B9F3E91FFEEFFCBFF35FB4550DEF98F" pageId="15" pageNumber="288" type="discussion">
|
|
<paragraph id="533A6D1AFFEEFFCBFF35FB4550DEF98F" blockId="15.[151,1437,1156,1757]" pageId="15" pageNumber="288">
|
|
<emphasis id="61F1B108FFEEFFCBFF35FB45526EFB03" bold="true" box="[199,315,1191,1216]" pageId="15" pageNumber="288">Remarks.</emphasis>
|
|
Specimens have eight to nine oral papillae, elongate radial shields, and large supplementary oral shields. These characters identify them as
|
|
<taxonomicName id="94851699FFEEFFCBFD7EFB2E5042FB27" box="[652,791,1228,1252]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="gorgonia">
|
|
<emphasis id="61F1B108FFEEFFCBFD7EFB2E5042FB27" box="[652,791,1228,1252]" italics="true" pageId="15" pageNumber="288">
|
|
<collectingCountry id="2B922D8AFFEEFFCBFD7EFB2E51F6FB20" box="[652,675,1228,1251]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
|
|
. gorgonia
|
|
</emphasis>
|
|
</taxonomicName>
|
|
. Several colour morphs co-occur on
|
|
<collectingCountry id="2B922D8AFFEEFFCBFB20FB2E5660FB26" box="[1234,1333,1228,1253]" name="Réunion" pageId="15" pageNumber="288">Réunion</collectingCountry>
|
|
: the two specimens from Cap La Houssaye (St. 2) are dark grey, while those from Pointe des Aigrettes (St. 3) and St-Leu (St. 7) are banded with three or four white segments alternating with three or four dark grey segments. One specimen from St-Leu also displays some pink/red on the disc. These colour patterns differ from the well known green and white colour pattern exhibited by this species elsewhere, including
|
|
<collectingCountry id="2B922D8AFFEEFFCBFBFBFABE57C5FAB6" box="[1033,1168,1372,1397]" name="Madagascar" pageId="15" pageNumber="288">Madagascar</collectingCountry>
|
|
(personal observation),
|
|
<collectingCountry id="2B922D8AFFEEFFCBFF65FA6253A1FA5B" box="[151,244,1408,1432]" name="Mayotte" pageId="15" pageNumber="288">Mayotte</collectingCountry>
|
|
(
|
|
<collectingCountry id="2B922D8AFFEEFFCBFEF1FA62523AFA5B" box="[259,367,1408,1432]" name="Comoros" pageId="15" pageNumber="288">Comoros</collectingCountry>
|
|
; personal observation), Rodrigues (
|
|
<bibRefCitation id="371410EBFFEEFFCBFD09FA625775FA5B" author="Rowe" box="[763,1056,1407,1432]" pageId="15" pageNumber="288" refString="Rowe, F. W. E. & Richmond, M. D. (2004) A preliminary account of the shallow-water echinoderms of Rodrigues, Mauritius, western Indian Ocean. Journal of Natural History, 3273 - 3314. http: // dx. doi. org / 10.1080 / 002229301695105" type="book chapter" year="2004">Rowe & Richmond, 2004</bibRefCitation>
|
|
),
|
|
<collectingCountry id="2B922D8AFFEEFFCBFBC6FA9D57F4FA5B" box="[1076,1185,1407,1432]" name="Mauritius" pageId="15" pageNumber="288">Mauritius</collectingCountry>
|
|
(de
|
|
<bibRefCitation id="371410EBFFEEFFCBFB20FA9D5630FA5B" author="Loriol" box="[1234,1381,1407,1432]" pageId="15" pageNumber="288" refString="de Loriol, P. (1893 a) III. Ophiurides et Astrophytides. In: Geneve, Memoires de la societe de Physique et d'Histoire Naturelle de Geneve (Ed.), Catalogue raisonne des echinodermes recueillis par M. V. de Robillard a l'ile Maurice. Aubert- Schuchardt, Geneve, Vol. 32, 1 ere partie." type="journal article" year="1893" yearSuffix="a">Loriol 1893a</bibRefCitation>
|
|
) and throughout the IWP region (
|
|
<bibRefCitation id="371410EBFFEEFFCBFE24FA465195FA7F" author="Clark" box="[470,704,1444,1469]" pageId="15" pageNumber="288" refString="Clark, A. M. & Rowe, F. W. E. (1971) Monograph of shallow-water Indo-West Pacific echinoderms. Trustees of the British Museum (Natural History). London, 234 pp." type="book" year="1971">Clark & Rowe 1971</bibRefCitation>
|
|
). However, there is no other obvious differentiation compared to other
|
|
<taxonomicName id="94851699FFEEFFCBFF25FA2A520AFA1C" box="[215,351,1480,1503]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="gorgonia">
|
|
<emphasis id="61F1B108FFEEFFCBFF25FA2A520AFA1C" box="[215,351,1480,1503]" italics="true" pageId="15" pageNumber="288">
|
|
<collectingCountry id="2B922D8AFFEEFFCBFF25FA2A53BBFA1C" box="[215,238,1480,1503]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
|
|
. gorgonia
|
|
</emphasis>
|
|
</taxonomicName>
|
|
specimens. The dorsal and ventral disc and arm plates have the same size, shape or arrangement in both dark and green specimens. These
|
|
<collectingCountry id="2B922D8AFFEEFFCBFD9DFA0E519BF9C6" box="[623,718,1516,1541]" name="Réunion" pageId="15" pageNumber="288">Réunion</collectingCountry>
|
|
morphotypes were, however, recently confirmed to represent a cryptic species, genetically closely related to the more general green morphotype found elsewhere (Hoareau
|
|
<emphasis id="61F1B108FFEEFFCBFA91F9F356C9F9EB" box="[1379,1436,1552,1576]" italics="true" pageId="15" pageNumber="288">et al.</emphasis>
|
|
2013). The
|
|
<typeStatus id="8C3ED3B8FFEEFFCBFEEBF9D7521CF98E" box="[281,329,1589,1613]" pageId="15" pageNumber="288">type</typeStatus>
|
|
locality of
|
|
<taxonomicName id="94851699FFEEFFCBFE3BF9D65104F98F" box="[457,593,1588,1612]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="gorgonia">
|
|
<emphasis id="61F1B108FFEEFFCBFE3BF9D65104F98F" box="[457,593,1588,1612]" italics="true" pageId="15" pageNumber="288">
|
|
<collectingCountry id="2B922D8AFFEEFFCBFE3BF9D652B5F988" box="[457,480,1588,1611]" name="Iceland" pageId="15" pageNumber="288">O</collectingCountry>
|
|
. gorgonia
|
|
</emphasis>
|
|
</taxonomicName>
|
|
is unknown. Abundance: 2.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="1B9F3E91FFEEFFCBFF35F9B5523EF8A8" pageId="15" pageNumber="288" type="distribution">
|
|
<paragraph id="533A6D1AFFEEFFCBFF35F9B55057F91E" blockId="15.[151,1437,1156,1757]" pageId="15" pageNumber="288">
|
|
<emphasis id="61F1B108FFEEFFCBFF35F9B55235F9B3" bold="true" box="[199,352,1623,1648]" pageId="15" pageNumber="288">Distribution.</emphasis>
|
|
<taxonomicName id="94851699FFEEFFCBFE9EF9BA51C5F9AC" box="[364,656,1624,1648]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="gorgonia">
|
|
<emphasis id="61F1B108FFEEFFCBFE9EF9BA51C5F9AC" box="[364,656,1624,1648]" italics="true" pageId="15" pageNumber="288">Ophiarachnella gorgonia</emphasis>
|
|
</taxonomicName>
|
|
as presently understood is widespread across the IWP from East Africa to the West Pacific, but is absent from southeastern Polynesia (
|
|
<bibRefCitation id="371410EBFFEEFFCBFC55F99E5705F957" author="Devaney" box="[935,1104,1660,1684]" pageId="15" pageNumber="288" refString="Devaney, D. M. (1974) Shallow water Asterozoans of Southeastern Polynesia. II. Ophiuroidea. Micronesica, 10 (1), 105 - 204." type="journal article" year="1974">Devaney 1974</bibRefCitation>
|
|
). Hoareau
|
|
<emphasis id="61F1B108FFEEFFCBFB3BF99F5654F957" box="[1225,1281,1660,1684]" italics="true" pageId="15" pageNumber="288">et al.</emphasis>
|
|
(2013) found substantial genetic differentiation across this range. Previously recorded from the Mascarenes at Rodrigues (
|
|
<bibRefCitation id="371410EBFFEEFFCBFAABF942523EF91F" author="Rowe" pageId="15" pageNumber="288" refString="Rowe, F. W. E. & Richmond, M. D. (2004) A preliminary account of the shallow-water echinoderms of Rodrigues, Mauritius, western Indian Ocean. Journal of Natural History, 3273 - 3314. http: // dx. doi. org / 10.1080 / 002229301695105" type="book chapter" year="2004">Rowe & Richmond 2004</bibRefCitation>
|
|
), this is the first record for
|
|
<collectingCountry id="2B922D8AFFEEFFCBFD69F92651A8F91E" box="[667,765,1732,1757]" name="Réunion" pageId="15" pageNumber="288">Réunion</collectingCountry>
|
|
.
|
|
</paragraph>
|
|
<paragraph id="533A6D1AFFEEFFCBFF65F8CD523EF8A8" blockId="15.[151,908,1839,1899]" pageId="15" pageNumber="288">
|
|
<emphasis id="61F1B108FFEEFFCBFF65F8CD50D9F889" bold="true" box="[151,908,1839,1866]" pageId="15" pageNumber="288">
|
|
<taxonomicName id="94851699FFEEFFCBFF65F8CD515EF88A" box="[151,523,1839,1865]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="15" pageNumber="288" phylum="Echinodermata" rank="species" species="septemspinosa">
|
|
<emphasis id="61F1B108FFEEFFCBFF65F8CD515EF88A" bold="true" box="[151,523,1839,1865]" italics="true" pageId="15" pageNumber="288">Ophiarachnella septemspinosa</emphasis>
|
|
</taxonomicName>
|
|
(MÜLLER ET TROSCHEL, 1842)
|
|
</emphasis>
|
|
(UF-6636,
|
|
<figureCitation id="CBBE719FFFEEFFCBFEE1F8B05201F8A8" box="[275,340,1874,1899]" captionStart="FIGURE 5" captionStartId="14.[151,250,1757,1779]" captionTargetBox="[177,1419,860,1719]" captionTargetId="figure@14.[151,1436,842,1735]" captionTargetPageId="14" captionText="FIGURE 5. Pictures of species encountered in Réunion Island waters. Pictures were taken of freshly collected specimens except when indicated. Photo credit: BIOTAS." httpUri="https://zenodo.org/record/255659/files/figure.png" pageId="15" pageNumber="288">Fig. 5</figureCitation>
|
|
e)
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="1B9F3E91FFEEFFCBFF65F87852C7F871" box="[151,402,1946,1971]" pageId="15" pageNumber="288" type="materials_examined">
|
|
<paragraph id="533A6D1AFFEEFFCBFF65F87852C7F871" blockId="15.[151,1437,1946,2007]" box="[151,402,1946,1971]" pageId="15" pageNumber="288">
|
|
<emphasis id="61F1B108FFEEFFCBFF65F8785253F870" bold="true" box="[151,262,1946,1971]" pageId="15" pageNumber="288">Material.</emphasis>
|
|
1 spm, St. 7
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="1B9F3E91FFEEFFD4FF35F85C5196FEDF" lastPageId="16" lastPageNumber="289" pageId="15" pageNumber="288" type="discussion">
|
|
<paragraph id="533A6D1AFFEEFFD4FF35F85C5196FEDF" blockId="15.[151,1437,1946,2007]" lastBlockId="16.[151,1436,151,357]" lastPageId="16" lastPageNumber="289" pageId="15" pageNumber="288">
|
|
<emphasis id="61F1B108FFEEFFCBFF35F85C526EF814" bold="true" box="[199,315,1982,2007]" pageId="15" pageNumber="288">Remarks.</emphasis>
|
|
The specimen shows the characteristic five to six leaf-like oral papillae. The radial shields are small and circular, distinctly darker than the rest of the disc. The arm spines are distinctly shorter than the segment, unlike in
|
|
<taxonomicName id="94851699FFF1FFD4FEF0FF5E52ECFF17" box="[258,441,188,212]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachnella" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="289" phylum="Echinodermata" rank="species" species="macracantha">
|
|
<emphasis id="61F1B108FFF1FFD4FEF0FF5E52ECFF17" box="[258,441,188,212]" italics="true" pageId="16" pageNumber="289">
|
|
<collectingCountry id="2B922D8AFFF1FFD4FEF0FF5E524CFF10" box="[258,281,188,211]" name="Iceland" pageId="16" pageNumber="289">O</collectingCountry>
|
|
. macracantha
|
|
</emphasis>
|
|
</taxonomicName>
|
|
that displays longer middle and upper arm spines. The specimen is uniformly chocolate brown all over the body. In contrast some Pacific specimens (e.g. from Okinawa) display lighter segments on the arms that create a banding pattern. Abundance: 1.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="1B9F3E91FFF1FFD4FF35FEC55616FEA6" pageId="16" pageNumber="289" type="distribution">
|
|
<paragraph id="533A6D1AFFF1FFD4FF35FEC55616FEA6" blockId="16.[151,1436,151,357]" pageId="16" pageNumber="289">
|
|
<emphasis id="61F1B108FFF1FFD4FF35FEC55235FE83" bold="true" box="[199,352,295,320]" pageId="16" pageNumber="289">Distribution.</emphasis>
|
|
This species ranges from the SWIO to the
|
|
<collectingCountry id="2B922D8AFFF1FFD4FCA3FEC5509AFE83" box="[849,975,295,320]" name="Philippines" pageId="16" pageNumber="289">Philippines</collectingCountry>
|
|
and
|
|
<collectingCountry id="2B922D8AFFF1FFD4FBFAFEC5571EFE83" box="[1032,1099,295,320]" name="China" pageId="16" pageNumber="289">China</collectingCountry>
|
|
/
|
|
<collectingCountry id="2B922D8AFFF1FFD4FBA1FEC557C6FE83" box="[1107,1171,295,320]" name="Japan" pageId="16" pageNumber="289">Japan</collectingCountry>
|
|
(
|
|
<bibRefCitation id="371410EBFFF1FFD4FB51FEC556C5FE83" author="Clark" box="[1187,1424,295,320]" pageId="16" pageNumber="289" refString="Clark, A. M. & Rowe, F. W. E. (1971) Monograph of shallow-water Indo-West Pacific echinoderms. Trustees of the British Museum (Natural History). London, 234 pp." type="book" year="1971">Clark & Rowe 1971</bibRefCitation>
|
|
). The species was previously recorded from
|
|
<collectingCountry id="2B922D8AFFF1FFD4FD85FEAE51B1FEA6" box="[631,740,332,357]" name="Mauritius" pageId="16" pageNumber="289">Mauritius</collectingCountry>
|
|
(de
|
|
<bibRefCitation id="371410EBFFF1FFD4FCE4FEAE50FEFEA7" author="Loriol" box="[790,939,332,357]" pageId="16" pageNumber="289" refString="de Loriol, P. (1893 a) III. Ophiurides et Astrophytides. In: Geneve, Memoires de la societe de Physique et d'Histoire Naturelle de Geneve (Ed.), Catalogue raisonne des echinodermes recueillis par M. V. de Robillard a l'ile Maurice. Aubert- Schuchardt, Geneve, Vol. 32, 1 ere partie." type="journal article" year="1893" yearSuffix="a">Loriol 1893a</bibRefCitation>
|
|
); this is the first record for
|
|
<collectingCountry id="2B922D8AFFF1FFD4FB2EFEAE566AFEA6" box="[1244,1343,332,357]" name="Réunion" pageId="16" pageNumber="289">Réunion</collectingCountry>
|
|
.
|
|
</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |