608 lines
70 KiB
XML
608 lines
70 KiB
XML
<document id="DA41F59D1FA5296EC634C79F908A6155" ID-DOI="10.5281/zenodo.185734" ID-GBIF-Dataset="24ddc91d-12b0-4662-95cd-127eb620efe3" ID-ISSN="1175-5326" ID-Zenodo-Dep="185734" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460013748731" checkinUser="plazi" docAuthor="Obuchi, Masami, Kogo, Ichizo & Fujita, Yoshihisa" docDate="2009" docId="9707FC04FFD54866FEC2FAAC79D7FA28" docLanguage="en" docName="zt02008p068.pdf" docOrigin="Zootaxa 2008" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Dorometra sesokonis Obuchi, Kogo & Fujita, 2009, n. sp." docType="treatment" docVersion="9" lastPageNumber="67" masterDocId="6B3E847CFFD44860FE55FFC37855FF85" masterDocTitle="A new brooding feather star of the genus Dorometra (Echinodermata: Crinoidea: Comatulida: Antedonidae) from the Ryukyu Islands, southwestern Japan" masterLastPageNumber="68" masterPageNumber="61" pageNumber="62" updateTime="1698233532263" updateUser="plazi">
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<mods:mods id="925645060950D82BF8FC4F9247CE462B" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="29C33AB866866137C0DC694B2FFAB201">
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<mods:title id="44A63AF38E787EFD3D22138C21AFEFC6">A new brooding feather star of the genus Dorometra (Echinodermata: Crinoidea: Comatulida: Antedonidae) from the Ryukyu Islands, southwestern Japan</mods:title>
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</mods:titleInfo>
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<mods:name id="2D0DBDEFB799EAEE979301D94C1ED663" type="personal">
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<mods:role id="F1A1A1EF6D2FD0E5D7A70732878B98AF">
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<mods:roleTerm id="294C1365FE04A9F721F11F8FC1141DEE">Author</mods:roleTerm>
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<mods:namePart id="178A4790DA620A8DFEE64BCB6E980AF7">Obuchi, Masami</mods:namePart>
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</mods:name>
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<mods:name id="0634868BB2BEC9F8B18E77F048BCE221" type="personal">
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<mods:role id="AADB09C72BC8CBC47BC9F01380596697">
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<mods:roleTerm id="5717044D27BD9D96EB2A7C4143DBBDC5">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="845EC254F8300E48EEA1181BB06E9FDD">Kogo, Ichizo</mods:namePart>
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</mods:name>
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<mods:name id="05402E0546A6DD91826C5F1B39DF46CA" type="personal">
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<mods:role id="C71B2F7625C3A576350D32BC2BA0B0F8">
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<mods:roleTerm id="98AF4E3287DF2943A537D3F024613BCA">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="DB18B2E54B3747DB5DFAA58955148FB1">Fujita, Yoshihisa</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="5C2127F22723E988239311A8DB5D562F">text</mods:typeOfResource>
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<mods:titleInfo id="D970DA41DA87F704A126E135371631FB">
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<mods:title id="8A30129F3F4E3F2ACC0EC8C78A0A5E4C">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="6B464FFA90EEA4D35D47C12EBCB5FC39">
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<mods:date id="46AB062F465E25CCC29690AAFD9C9503">2009</mods:date>
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<mods:detail id="E123F5A2FCF310985E9F676EEA97D90C" type="volume">
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<mods:number id="6E76A8678D3EA37618EA851B1D74FF67">2008</mods:number>
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</mods:detail>
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<mods:extent id="72B8ADECF14ED8F40F6229BB79543269" unit="page">
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<mods:start id="3AD4DE3944E70E79DB145A77221ED9B1">61</mods:start>
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<mods:end id="7F963E0DD3A39B5C971C166A2676606D">68</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:classification id="17F0357CFC26E17BFE05F453AC276CDF">journal article</mods:classification>
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<mods:identifier id="D832AACCAACADA5A7F0EC60CDDE45C5E" type="DOI">10.5281/zenodo.185734</mods:identifier>
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<mods:identifier id="DD6A3BB95179A64C2218CB04F0C73D61" type="GBIF-Dataset">24ddc91d-12b0-4662-95cd-127eb620efe3</mods:identifier>
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<mods:identifier id="8D393F5A8D8B2D2B6E262F1E57056F4A" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="83B4734B1FE872954BB90FB69CB485F4" type="Zenodo-Dep">185734</mods:identifier>
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<treatment id="9707FC04FFD54866FEC2FAAC79D7FA28" ID-DOI="http://doi.org/10.5281/zenodo.6222783" ID-GBIF-Taxon="119381492" ID-Zenodo-Dep="6222783" LSID="urn:lsid:plazi:treatment:9707FC04FFD54866FEC2FAAC79D7FA28" httpUri="http://treatment.plazi.org/id/9707FC04FFD54866FEC2FAAC79D7FA28" lastPageId="6" lastPageNumber="67" pageId="1" pageNumber="62">
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<subSubSection id="57B41E99FFD54861FEC2FAAC7935FA53" pageId="1" pageNumber="62" type="nomenclature">
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<paragraph id="1F114D12FFD54861FEC2FAAC798AFA0C" blockId="1.[151,693,1391,1494]" box="[151,479,1391,1417]" pageId="1" pageNumber="62">
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<heading id="4459FA7EFFD54861FEC2FAAC798AFA0C" bold="true" box="[151,479,1391,1417]" fontSize="11" level="1" pageId="1" pageNumber="62" reason="1">
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<emphasis id="2DDA9100FFD54861FEC2FAAC798AFA0C" bold="true" box="[151,479,1391,1417]" pageId="1" pageNumber="62">
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<taxonomicName id="D8AE3691FFD54861FEC2FAAC79C3FA0C" ID-CoL="8G7LY" box="[151,406,1391,1417]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="1" pageNumber="62" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
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<emphasis id="2DDA9100FFD54861FEC2FAAC79C3FA0C" bold="true" box="[151,406,1391,1417]" italics="true" pageId="1" pageNumber="62">Dorometra sesokonis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="36E92C7BFFD54861FFC8FAAC798AFA0C" box="[413,479,1391,1417]" pageId="1" pageNumber="62" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="1F114D12FFD54861FEC2FA557935FA53" blockId="1.[151,693,1391,1494]" pageId="1" pageNumber="62">
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[New Japanese name: Sesoko-hime-umishida] (
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<figureCitation id="87955197FFD54861FECAFA7F795AFA53" box="[159,271,1468,1494]" captionStart="FIGURE 1" captionStartId="3.[151,255,1890,1914]" captionTargetBox="[190,1384,341,1845]" captionTargetId="figure@3.[151,1436,318,1865]" captionTargetPageId="3" captionText="FIGURE 1. Dorometra sesokonis n. sp., OMNH Iv 3444 - 1: A, aboral view of centrodorsal and proximal arms; B, oral view of disk and proximal arms; C, distal arm with pinnules (aboral view); D, large and small cirri (side view). Parenthesized pinnules are absent. Abbreviations represent at: anal tube, cd: centrodorsal, ci: cirrus, eg: attached egg, mo: mouth, re: ripe egg in gonad, sy: syzygy. Scale bar 1.0 mm." httpUri="https://zenodo.org/record/185735/files/figure.png" pageId="1" pageNumber="62">Figures 1</figureCitation>
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and 2)
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</paragraph>
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</subSubSection>
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<subSubSection id="57B41E99FFD54861FEC2F9CA790DF823" pageId="1" pageNumber="62" type="description">
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<paragraph id="1F114D12FFD54861FEC2F9CA78A0F9F4" blockId="1.[151,1437,1545,2036]" pageId="1" pageNumber="62">
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<emphasis id="2DDA9100FFD54861FEC2F9CA7938F9A6" bold="true" box="[151,365,1545,1571]" pageId="1" pageNumber="62">
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<typeStatus id="C015F3B0FFD54861FEC2F9CA78B3F9A6" box="[151,230,1545,1571]" pageId="1" pageNumber="62">Types</typeStatus>
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.
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<typeStatus id="C015F3B0FFD54861FEA0F9CA7938F9A6" box="[245,365,1545,1571]" pageId="1" pageNumber="62" type="holotype">Holotype</typeStatus>
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</emphasis>
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: OMNH Iv 3445, off Sesoko Beach, Sesoko-jima Island (northwest of Okinawa-jima Island), the Ryukyu Islands,
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<collectingCountry id="67B90D82FFD54861FFA6F9F37A6EF9CF" box="[499,571,1584,1610]" name="Japan" pageId="1" pageNumber="62">Japan</collectingCountry>
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,
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<quantity id="D856E0F7FFD54861FC12F9F37AC9F9CF" box="[583,668,1584,1610]" metricMagnitude="1" metricUnit="m" metricValue="1.29" pageId="1" pageNumber="62" unit="m" value="12.9">12.9 m</quantity>
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depth, under dead coral rubble,
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<date id="6B106BD2FFD54861FA73F9F37CE9F9CF" box="[1062,1212,1584,1610]" pageId="1" pageNumber="62" value="2008-06-06">6 June 2008</date>
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, SCUBA, coll. M. Obuchi.
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</paragraph>
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<paragraph id="1F114D12FFD54861FE90F9BE790DF823" blockId="1.[151,1437,1545,2036]" pageId="1" pageNumber="62">
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<emphasis id="2DDA9100FFD54861FE90F9BE7916F912" bold="true" box="[197,323,1661,1687]" pageId="1" pageNumber="62">
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<typeStatus id="C015F3B0FFD54861FE90F9BE7916F912" box="[197,323,1661,1687]" pageId="1" pageNumber="62" type="paratype">Paratypes</typeStatus>
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</emphasis>
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: OMNH Iv 3428 (
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<specimenCount id="09A8869BFFD54861FC73F9BD7AE5F91D" box="[550,688,1662,1688]" pageId="1" pageNumber="62" type="generic">1 specimen</specimenCount>
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), off Maeda-misaki, Okinawa-jima Island, the Ryukyu Islands,
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<collectingCountry id="67B90D82FFD54861FEC2F9677888F93B" box="[151,221,1700,1726]" name="Japan" pageId="1" pageNumber="62">Japan</collectingCountry>
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,
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<quantity id="D856E0F7FFD54861FEB2F967796EF93B" box="[231,315,1700,1726]" metricMagnitude="1" metricUnit="m" metricValue="2.17" pageId="1" pageNumber="62" unit="m" value="21.7">21.7 m</quantity>
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, under dead coral rubble,
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<date id="6B106BD2FFD54861FC32F9677B51F93B" box="[615,772,1700,1726]" pageId="1" pageNumber="62" value="2003-06-29">29 June 2003</date>
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, SCUBA, coll. Y. Fujita; OMNH Iv 3430-1 (
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<specimenCount id="09A8869BFFD54861FB45F9677DC1F93B" box="[1296,1428,1700,1726]" pageId="1" pageNumber="62" type="generic">1 specimen</specimenCount>
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) and Iv 3430-4 (
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<specimenCount id="09A8869BFFD54861FF06F9087988F960" box="[339,477,1739,1765]" pageId="1" pageNumber="62" type="generic">1 specimen</specimenCount>
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), off Magaigua, Sesoko-jima Island, the Ryukyu Islands,
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<collectingCountry id="67B90D82FFD54861FAD9F9087C86F960" box="[1164,1235,1739,1765]" name="Japan" pageId="1" pageNumber="62">Japan</collectingCountry>
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,
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<quantity id="D856E0F7FFD54861FA8AF9087D19F960" box="[1247,1356,1739,1765]" metricMagnitude="1" metricUnit="m" metricValue="2.0" metricValueMax="2.5" metricValueMin="1.5" pageId="1" pageNumber="62" unit="m" value="20.0" valueMax="25.0" valueMin="15.0">15–25 m</quantity>
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, under dead coral rubble,
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<date id="6B106BD2FFD54861FF22F9317A08F889" box="[375,605,1778,1804]" pageId="1" pageNumber="62" value="2003-12-11">11 December 2003</date>
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, SCUBA, coll. Y. Fujita; OMNH Iv 3444-1 (
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<specimenCount id="09A8869BFFD54861FA29F9317D52F889" box="[1148,1287,1778,1804]" pageId="1" pageNumber="62" type="generic">1 specimen</specimenCount>
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), off Sesoko Beach, Sesoko-jima Island, the Ryukyu Islands,
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<collectingCountry id="67B90D82FFD54861FC8CF8DB7B4AF8B7" box="[729,799,1816,1842]" name="Japan" pageId="1" pageNumber="62">Japan</collectingCountry>
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, approx.
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<quantity id="D856E0F7FFD54861FDD8F8DB7B98F8B7" box="[909,973,1816,1842]" metricMagnitude="1" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="62" unit="m" value="20.0">20 m</quantity>
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, under dead coral rubble,
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<date id="6B106BD2FFD54861FB51F8DB7DC2F8B7" box="[1284,1431,1816,1842]" pageId="1" pageNumber="62" value="2007-06-05">5 June 2007</date>
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, SCUBA, coll. M. Obuchi; RUMF-ZE-00002 (
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<specimenCount id="09A8869BFFD54861FC89F8FC7B3EF8DC" box="[732,875,1855,1881]" pageId="1" pageNumber="62" type="generic">1 specimen</specimenCount>
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) and ZE-00011 (
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<specimenCount id="09A8869BFFD54861FA11F8FC7C80F8DC" box="[1092,1237,1855,1881]" pageId="1" pageNumber="62" type="generic">1 specimen</specimenCount>
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), off Magaigua, Sesoko-jima Island, the Ryukyu Islands,
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<collectingCountry id="67B90D82FFD54861FCD4F8A57A9DF805" box="[641,712,1894,1920]" name="Japan" pageId="1" pageNumber="62">Japan</collectingCountry>
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,
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<quantity id="D856E0F7FFD54861FC80F8A57B40F805" box="[725,789,1894,1920]" metricMagnitude="1" metricUnit="m" metricValue="1.2" pageId="1" pageNumber="62" unit="m" value="12.0">12 m</quantity>
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, under dead coral rubble,
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<date id="6B106BD2FFD54861FA18F8A57D70F805" box="[1101,1317,1894,1920]" pageId="1" pageNumber="62" value="2008-02-19">19 February 2008</date>
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, SCUBA, coll. M. Obuchi.
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</paragraph>
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</subSubSection>
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<subSubSection id="57B41E99FFD54862FE90F8717C19FE4A" lastPageId="2" lastPageNumber="63" pageId="1" pageNumber="62" type="diagnosis">
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<paragraph id="1F114D12FFD54862FE90F8717C19FE4A" blockId="1.[151,1437,1545,2036]" lastBlockId="2.[151,1437,152,2022]" lastPageId="2" lastPageNumber="63" pageId="1" pageNumber="62">
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<emphasis id="2DDA9100FFD54861FE90F8717910F849" bold="true" box="[197,325,1970,1996]" pageId="1" pageNumber="62">Diagnosis</emphasis>
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. An extremely small species with arm length not exceeding
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<quantity id="D856E0F7FFD54861FA17F8707CCBF848" box="[1090,1182,1971,1997]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="62" unit="mm" value="30.0">30 mm</quantity>
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, rarely over
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<quantity id="D856E0F7FFD54861FB68F8707DCCF848" box="[1341,1433,1971,1997]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="62" unit="mm" value="20.0">20 mm</quantity>
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. Centrodorsal low hemispherical,
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<quantity id="D856E0F7FFD54861FC48F8197A22F871" box="[541,631,2010,2036]" metricMagnitude="-3" metricUnit="m" metricValue="1.3" pageId="1" pageNumber="62" unit="mm" value="1.3">1.3 mm</quantity>
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in diameter. Cirri slender, up to
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<quantity id="D856E0F7FFD54861FDA3F8197C67F871" box="[1014,1074,2010,2036]" metricMagnitude="-1" metricUnit="m" metricValue="7.62" pageId="1" pageNumber="62" unit="in" value="30.0">30 in</quantity>
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||
number, 10 segments,
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||
<quantity id="D856E0F7FFD54861FB17F8197DC9F871" box="[1346,1436,2010,2036]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="1" pageNumber="62" unit="mm" value="3.5">3.5 mm</quantity>
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||
long; elongate cirrals approximately 3.5 times longer than median width; distal end flared, overlapping base of following segment; dorsal spine absent; opposing spine and terminal claw prominent. Brachials entirely smooth. Pinnules relatively small and slender. Proximal pinnulation incomplete; P1, P3 and P c always present; but P2 and P4 sometimes rudimentary or absent; P a, P b and P d more frequently absent; pinnulation not uniform on each ray of a specimen. P3 longest proximal pinnule, up to
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<quantity id="D856E0F7FFD64862FD2BFEFB7B8CFED7" box="[894,985,312,338]" metricMagnitude="-3" metricUnit="m" metricValue="1.7" pageId="2" pageNumber="63" unit="mm" value="1.7">1.7 mm</quantity>
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in length, 8 segments, slightly longer than P1, about as long as or occasionally shorter than middle and distal pinnules. P2 and P4 (if present) much shorter than P3. Pattern of comparative length of pinnules as follows: P1>P2<<P3>P4<P5. P3 to up to P13 bearing gonads, and spawned eggs frequently attached to such pinnules. Hermaphroditic.
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</paragraph>
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</subSubSection>
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<subSubSection id="57B41E99FFD64865FE90FE187C65FBEA" lastPageId="5" lastPageNumber="66" pageId="2" pageNumber="63" type="description">
|
||
<paragraph id="1F114D12FFD64862FE90FE187A80FD99" blockId="2.[151,1437,152,2022]" pageId="2" pageNumber="63">
|
||
<emphasis id="2DDA9100FFD64862FE90FE1879BFFE70" bold="true" box="[197,490,475,501]" pageId="2" pageNumber="63">
|
||
Description of
|
||
<typeStatus id="C015F3B0FFD64862FF2BFE1879BFFE70" box="[382,490,475,501]" pageId="2" pageNumber="63" type="holotype">holotype</typeStatus>
|
||
</emphasis>
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. OMNH Iv 3445. Centrodorsal low hemispherical,
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<quantity id="D856E0F7FFD64862FA19FE1F7CF3FE73" box="[1100,1190,476,502]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="2" pageNumber="63" unit="mm" value="1.2">1.2 mm</quantity>
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||
in diameter,
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||
<quantity id="D856E0F7FFD64862FB14FE1F7DC9FE73" box="[1345,1436,476,502]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="2" pageNumber="63" unit="mm" value="0.3">0.3 mm</quantity>
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||
high. Polar area without papillae,
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||
<quantity id="D856E0F7FFD64862FC76FDC17A28FD99" box="[547,637,514,540]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" pageId="2" pageNumber="63" unit="mm" value="0.4">0.4 mm</quantity>
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across.
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</paragraph>
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<paragraph id="1F114D12FFD64862FE90FDEA7D06FCAE" blockId="2.[151,1437,152,2022]" pageId="2" pageNumber="63">
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||
Cirri compactly arranged in 2 marginal rows,
|
||
<quantity id="D856E0F7FFD64862FCB7FDEA7B4BFDC6" box="[738,798,553,579]" metricMagnitude="-1" metricUnit="m" metricValue="7.62" pageId="2" pageNumber="63" unit="in" value="30.0">30 in</quantity>
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number, each composed of 8 or 9 segments, up to
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<quantity id="D856E0F7FFD64862FB22FDEA7892FDEF" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="2" pageNumber="63" unit="mm" value="3.2">3.2 mm</quantity>
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long; proximal cirral cylindrical; succeeding cirrals gradually elongated; longer medial cirrals, constricted medially, flared distally, overlapping basal end of following segments, resulting in very knobby appearance; distal cirrals decreasing in length. First and second cirrals approximately 0.3 as long as broad; third approximately 2.0 as long as broad; fourth to sixth longest, approximately 3.0 or 4.0 times longer than median width; dorsal spine wholly absent; penultimate cirral approximately as long as broad with a prominent opposing spine. The terminal claw curved, sharply pointed distally, nearly as long as penultimate cirral.
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</paragraph>
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<paragraph id="1F114D12FFD64862FE90FCFB79E5FC49" blockId="2.[151,1437,152,2022]" pageId="2" pageNumber="63">
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Radials visible only in interradial angles or completely hidden by centrodorsal. IBr series connected by synarthry; Ibr1 with very short distal margin, concave distally with aboral rim of Ibr2;
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<quantity id="D856E0F7FFD64862FACCFC9D7CA1FCFD" box="[1177,1268,862,888]" metricMagnitude="-4" metricUnit="m" metricValue="2.0" pageId="2" pageNumber="63" unit="mm" value="0.2">0.2 mm</quantity>
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long,
|
||
<quantity id="D856E0F7FFD64862FB14FC9D7DC9FCFD" box="[1345,1436,862,888]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" pageId="2" pageNumber="63" unit="mm" value="0.4">0.4 mm</quantity>
|
||
wide. Ibr2 (axillary) bearing large aboral rim proximally, rhombic or hexagonal with short lateral margins,
|
||
<quantity id="D856E0F7FFD64862FB22FC4B7890FC49" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="2" pageNumber="63" unit="mm" value="0.3">0.3 mm</quantity>
|
||
long,
|
||
<quantity id="D856E0F7FFD64862FF5BFC71793DFC49" box="[270,360,946,972]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="2" pageNumber="63" unit="mm" value="0.6">0.6 mm</quantity>
|
||
wide.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD64862FE90FC1B7AB3FA82" blockId="2.[151,1437,152,2022]" pageId="2" pageNumber="63">
|
||
Arms very slender, fragile,
|
||
<quantity id="D856E0F7FFD64862FC50FC1B7A15FC77" box="[517,576,984,1010]" metricMagnitude="-1" metricUnit="m" metricValue="2.54" pageId="2" pageNumber="63" unit="in" value="10.0">10 in</quantity>
|
||
number, 15.7 (shortest regenerating arm)–
|
||
<quantity id="D856E0F7FFD64862FA61FC1B7CC9FC77" box="[1076,1180,984,1010]" metricMagnitude="-2" metricUnit="m" metricValue="2.17" pageId="2" pageNumber="63" unit="mm" value="21.7">21.7 mm</quantity>
|
||
long,
|
||
<quantity id="D856E0F7FFD64862FAB3FC1B7D15FC77" box="[1254,1344,984,1010]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="2" pageNumber="63" unit="mm" value="0.3">0.3 mm</quantity>
|
||
wide at first syzygy. Proximal brachials comparatively short; br1 oblong, concave distally with aboral rim of br2, much shorter than broad; br2 pentagonal with aboral protuberance proximally, as long as broad; br3 and br4 articulated by syzygy, approximately as long as broad; succeeding brachials gradually more elongated, nearly 2.0 times as long as middle width; middle brachials forming a weak zigzag line in aboral view because of oblique articulations with prominent ligaments, each 2.0 or 3.0 times longer than median width; distal brachials excessively slender, rod-like, 4.0 or 5.0 times longer than median width, constricted medially with flared distal ends. All brachials uniformly smooth.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD64862FE90FAD07A9BFA04" blockId="2.[151,1437,152,2022]" pageId="2" pageNumber="63">
|
||
Syzygial pairs at br3+4, br9+10, br14 +15, br18+ 19, and at intervals of 3 (occasionally 2 or 4) muscular articulations. Longest arm
|
||
<quantity id="D856E0F7FFD64862FF88FAFE7A1DFAD2" box="[477,584,1341,1367]" metricMagnitude="-2" metricUnit="m" metricValue="2.17" pageId="2" pageNumber="63" unit="mm" value="21.7">21.7 mm</quantity>
|
||
long, bearing 17 pinnules with rudimentary P4 on outer side of paired arms, and 16 pinnules (P a lacking) on inner side.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD64863FE90FA537B38FE80" blockId="2.[151,1437,152,2022]" lastBlockId="3.[151,1436,152,261]" lastPageId="3" lastPageNumber="64" pageId="2" pageNumber="63">
|
||
Pinnules relatively small and slender. Complements of proximal pinnules, P1 to P d, incomplete, not uniform on all rays; outer pinnules P1, P2 and P3 present on all 10 arms; P4 present on 9 arms but rudimentary on remaining arm. Pinnulars flared distally with minute distal spine. P1 most slender, bearing on br2, of 7 or 8 segments,
|
||
<quantity id="D856E0F7FFD64862FF4EF9CE79E5F9A2" box="[283,432,1549,1575]" metricMagnitude="-3" metricUnit="m" metricValue="1.35" metricValueMax="1.5" metricValueMin="1.2" pageId="2" pageNumber="63" unit="mm" value="1.35" valueMax="1.5" valueMin="1.2">1.2–1.5 mm</quantity>
|
||
long, no gonads; first pinnular shorter than wide; second about as long as wide; succeeding 4 or 5 pinnulars each much more elongated, up to 5.0 times longer than median width; distal 1 or 2 pinnulars decreasing in length; aboral surface of second to third, or occasionally to proximal part of fourth pinnular, covered with fine spines. P2 much shorter than P1, of 5 or 6 segments,
|
||
<quantity id="D856E0F7FFD64862FA07F9427CF8F91E" box="[1106,1197,1665,1691]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="2" pageNumber="63" unit="mm" value="0.6">0.6 mm</quantity>
|
||
long, no gonads. P3 longest proximal pinnule, of 8 segments,
|
||
<quantity id="D856E0F7FFD64862FCDAF9697B75F941" box="[655,800,1706,1732]" metricMagnitude="-3" metricUnit="m" metricValue="1.45" metricValueMax="1.6" metricValueMin="1.3" pageId="2" pageNumber="63" unit="mm" value="1.45" valueMax="1.6" valueMin="1.3">1.3–1.6 mm</quantity>
|
||
long; one gonad on second to fifth segments; 1 or 2 spawned eggs attached on the surface. P4 shorter than P3, of 6 or 7 segments,
|
||
<quantity id="D856E0F7FFD64862FA0BF9127CA3F96E" box="[1118,1270,1745,1771]" metricMagnitude="-4" metricUnit="m" metricValue="9.5" metricValueMax="13.0" metricValueMin="6.0" pageId="2" pageNumber="63" unit="mm" value="0.95" valueMax="1.3" valueMin="0.6">0.6–1.3 mm</quantity>
|
||
; 5 cases with gonads. P5 longer than preceding proximal pinnules including P3, of 8 or 9 segments,
|
||
<quantity id="D856E0F7FFD64862FA23F9387D50F890" box="[1142,1285,1787,1813]" metricMagnitude="-3" metricUnit="m" metricValue="1.5499999999999998" metricValueMax="1.7" metricValueMin="1.4" pageId="2" pageNumber="63" unit="mm" value="1.5499999999999998" valueMax="1.7" valueMin="1.4">1.4–1.7 mm</quantity>
|
||
, always with gonads and up to 4 (usually 1 or 2) attached eggs. P6–P11 of 10 segments,
|
||
<quantity id="D856E0F7FFD64862FDBDF8E77C22F8BB" box="[1000,1143,1828,1854]" metricMagnitude="-3" metricUnit="m" metricValue="2.25" metricValueMax="2.4" metricValueMin="2.1" pageId="2" pageNumber="63" unit="mm" value="2.25" valueMax="2.4" valueMin="2.1">2.1–2.4 mm</quantity>
|
||
, usually with gonads and 1–4 attached eggs. Distal pinnules (P12–P
|
||
<quantity id="D856E0F7FFD64862FCD7F89D7AE4F8ED" box="[642,689,1870,1900]" metricMagnitude="-1" metricUnit="m" metricValue="4.572" pageId="2" pageNumber="63" unit="in" value="18.0">18 in</quantity>
|
||
this specimen) extremely slender, of 8–11 segments, up to
|
||
<quantity id="D856E0F7FFD64862FB22F88D789FF817" metricMagnitude="-3" metricUnit="m" metricValue="2.7" pageId="2" pageNumber="63" unit="mm" value="2.7">2.7 mm</quantity>
|
||
, no gonads; fourth to sixth segments longest, 5.0 or 6.0 times longer than median width. Proximal pinnulation on inner side of arms more incomplete than on outer side; P c and P d developed on all 10 arms, P b present on 6 arms but budlike on remaining 4 arms, and P a present on only one arm. P a of 6 segments,
|
||
<quantity id="D856E0F7FFD64862FB6EF80B7DCDF867" box="[1339,1432,1992,2018]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="2" pageNumber="63" unit="mm" value="0.7">0.7 mm</quantity>
|
||
, no gonads. P b of 5 segments, up to
|
||
<quantity id="D856E0F7FFD74863FC78FF5B7ADFFF37" box="[557,650,152,178]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="3" pageNumber="64" unit="mm" value="0.7">0.7 mm</quantity>
|
||
, no gonads. P c of 8 segments,
|
||
<quantity id="D856E0F7FFD74863FDBFFF5B7C2CFF37" box="[1002,1145,152,178]" metricMagnitude="-3" metricUnit="m" metricValue="1.35" metricValueMax="1.5" metricValueMin="1.2" pageId="3" pageNumber="64" unit="mm" value="1.35" valueMax="1.5" valueMin="1.2">1.2–1.5 mm</quantity>
|
||
, always with gonads and 1–3 attached eggs. P d of 7 or 8 segments, up to
|
||
<quantity id="D856E0F7FFD74863FC9AFF027B78FF5E" box="[719,813,193,219]" metricMagnitude="-3" metricUnit="m" metricValue="1.3" pageId="3" pageNumber="64" unit="mm" value="1.3">1.3 mm</quantity>
|
||
, gonads in 6 cases. P e of 8–9 segments, with mature gonads and 1 or 2 attached eggs. Total number of gonads 145.
|
||
</paragraph>
|
||
<caption id="4BD11D9AFFD74863FEC2F8A17B14F864" httpUri="https://zenodo.org/record/185735/files/figure.png" pageId="3" pageNumber="64" targetBox="[190,1384,341,1845]" targetPageId="3">
|
||
<paragraph id="1F114D12FFD74863FEC2F8A17B14F864" blockId="3.[151,1437,1890,2017]" pageId="3" pageNumber="64">
|
||
<emphasis id="2DDA9100FFD74863FEC2F8A17946F8FF" bold="true" box="[151,275,1890,1914]" pageId="3" pageNumber="64">FIGURE 1</emphasis>
|
||
.
|
||
<taxonomicName id="D8AE3691FFD74863FF77F8A17A53F8FC" box="[290,518,1890,1913]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="3" pageNumber="64" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD74863FF77F8A17A53F8FC" box="[290,518,1890,1913]" italics="true" pageId="3" pageNumber="64">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="2DDA9100FFD74863FC58F8A17A1CF8FF" bold="true" box="[525,585,1890,1914]" pageId="3" pageNumber="64">
|
||
<taxonomicNameLabel id="36E92C7BFFD74863FC58F8A17A1CF8FF" box="[525,585,1890,1914]" pageId="3" pageNumber="64" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, OMNH Iv 3444-1:
|
||
<emphasis id="2DDA9100FFD74863FD7CF8A17B69F8FF" bold="true" box="[809,828,1890,1914]" pageId="3" pageNumber="64">A</emphasis>
|
||
, aboral view of centrodorsal and proximal arms;
|
||
<emphasis id="2DDA9100FFD74863FB07F8A17D31F8FF" bold="true" box="[1362,1380,1890,1914]" pageId="3" pageNumber="64">B</emphasis>
|
||
, oral view of disk and proximal arms;
|
||
<emphasis id="2DDA9100FFD74863FC41F8467A72F818" bold="true" box="[532,551,1925,1949]" pageId="3" pageNumber="64">C</emphasis>
|
||
, distal arm with pinnules (aboral view);
|
||
<emphasis id="2DDA9100FFD74863FA54F8467C41F818" bold="true" box="[1025,1044,1925,1949]" pageId="3" pageNumber="64">D</emphasis>
|
||
, large and small cirri (side view). Parenthesized pinnules are absent. Abbreviations represent at: anal tube, cd: centrodorsal, ci: cirrus, eg: attached egg, mo: mouth, re: ripe egg in gonad, sy: syzygy. Scale bar 1.0 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="1F114D12FFD04864FF46F9477DCDF88D" blockId="4.[151,1436,1668,1801]" pageId="4" pageNumber="65">
|
||
.
|
||
<taxonomicName id="D8AE3691FFD04864FF74F9477A51F91E" box="[289,516,1668,1691]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="4" pageNumber="65" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD04864FF74F9477A51F91E" box="[289,516,1668,1691]" italics="true" pageId="4" pageNumber="65">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
:, oral view of entire animal (RUMF-ZE-00011);, variation of proximal pinnulation (P1–P4) on outer side of the arm; proximal arm with perfect pinnulation (
|
||
<emphasis id="2DDA9100FFD04864FA65F9657C17F93B" bold="true" box="[1072,1090,1702,1726]" pageId="4" pageNumber="65">B</emphasis>
|
||
, OMNH Iv 3430-1), without P4 (
|
||
<emphasis id="2DDA9100FFD04864FEF5F90878E6F966" bold="true" box="[160,179,1739,1763]" pageId="4" pageNumber="65">C</emphasis>
|
||
, RUMF-ZE-00002) and without P2 and P4 (
|
||
<emphasis id="2DDA9100FFD04864FCD1F9087AC2F966" bold="true" box="[644,663,1739,1763]" pageId="4" pageNumber="65">D</emphasis>
|
||
, RUMF-ZE-00002), brachials on which pinnules are absent arrowed;
|
||
<emphasis id="2DDA9100FFD04864FBD1F9087DC3F966" bold="true" box="[1412,1430,1739,1763]" pageId="4" pageNumber="65">E</emphasis>
|
||
, cirrus (OMNH Iv 3445);
|
||
<emphasis id="2DDA9100FFD04864FFF1F93279E7F88C" bold="true" box="[420,434,1777,1801]" pageId="4" pageNumber="65">F</emphasis>
|
||
, embryos attached on genital pinnule (OMNH Iv 3445). Scale bars: A,
|
||
<quantity id="D856E0F7FFD04864FAFBF9327CA9F88D" box="[1198,1276,1777,1800]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="65" unit="mm" value="10.0">10 mm</quantity>
|
||
; B–F,
|
||
<quantity id="D856E0F7FFD04864FB15F9327DC1F88D" box="[1344,1428,1777,1800]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="65" unit="mm" value="0.5">0.5 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD04864FE90F8F57C17F8D5" blockId="4.[151,1436,1846,2031]" box="[197,1090,1846,1872]" pageId="4" pageNumber="65">Disk diameter 2.0 mm. Mouth central. Anal cone sub-central, beside mouth.</paragraph>
|
||
<paragraph id="1F114D12FFD04865FE90F89E7AABFD46" blockId="4.[151,1436,1846,2031]" lastBlockId="5.[151,1437,152,1997]" lastPageId="5" lastPageNumber="66" pageId="4" pageNumber="65">
|
||
<emphasis id="2DDA9100FFD04864FE90F89E79E6F8F2" bold="true" box="[197,435,1885,1911]" pageId="4" pageNumber="65">
|
||
Notes on
|
||
<typeStatus id="C015F3B0FFD04864FF62F89E79E6F8F2" box="[311,435,1885,1911]" pageId="4" pageNumber="65" type="paratype">paratypes</typeStatus>
|
||
</emphasis>
|
||
.
|
||
<emphasis id="2DDA9100FFD04864FF94F89E7AD5F8F2" bold="true" box="[449,640,1885,1911]" pageId="4" pageNumber="65">OMNH Iv 3428</emphasis>
|
||
(slightly larger than
|
||
<typeStatus id="C015F3B0FFD04864FD26F89E7BB5F8F2" box="[883,992,1885,1911]" pageId="4" pageNumber="65" type="holotype">holotype</typeStatus>
|
||
): Morphological features almost same as in
|
||
<typeStatus id="C015F3B0FFD04864FE8DF8477910F81B" box="[216,325,1924,1950]" pageId="4" pageNumber="65" type="holotype">holotype</typeStatus>
|
||
. Ten arms 17.0–24.0 mm long. Centrodorsal 1.0 mm in diameter, with polar area of
|
||
<quantity id="D856E0F7FFD04864FB15F8477DC9F81B" box="[1344,1436,1924,1950]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="65" unit="mm" value="0.5">0.5 mm</quantity>
|
||
across. Cirri compactly arranged in 1 or 2 rows,
|
||
<quantity id="D856E0F7FFD04864FC82F8697B41F841" box="[727,788,1962,1988]" metricMagnitude="-1" metricUnit="m" metricValue="4.572" pageId="4" pageNumber="65" unit="in" value="18.0">18 in</quantity>
|
||
number, composed of 9 segments, up to
|
||
<quantity id="D856E0F7FFD04864FAA8F8697D0DF841" box="[1277,1368,1962,1988]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="4" pageNumber="65" unit="mm" value="3.5">3.5 mm</quantity>
|
||
long. P2, P4, P b and P d present, but P a completely absent; P1 of 8 segments,
|
||
<quantity id="D856E0F7FFD04864FDEDF8127C41F86E" box="[952,1044,2001,2027]" metricMagnitude="-3" metricUnit="m" metricValue="1.4" pageId="4" pageNumber="65" unit="mm" value="1.4">1.4 mm</quantity>
|
||
, no gonads; P2 of 5 segments,
|
||
<quantity id="D856E0F7FFD04865FB22F812789DFF37" lastPageId="5" lastPageNumber="66" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="65" unit="mm" value="0.5">0.5 mm</quantity>
|
||
, no gonads; P3 up to 8 segments,
|
||
<quantity id="D856E0F7FFD14865FC04FF5B7AFBFF37" box="[593,686,152,178]" metricMagnitude="-3" metricUnit="m" metricValue="1.7" pageId="5" pageNumber="66" unit="mm" value="1.7">1.7 mm</quantity>
|
||
, always with gonads; P4 mostly absent, 8 segments,
|
||
<quantity id="D856E0F7FFD14865FB43FF5B7D27FF37" box="[1302,1394,152,178]" metricMagnitude="-3" metricUnit="m" metricValue="1.4" pageId="5" pageNumber="66" unit="mm" value="1.4">1.4 mm</quantity>
|
||
, no gonads; P5 of 9 segments, 2.0 mm, always with gonads; P6–P11 of 10 segments,
|
||
<quantity id="D856E0F7FFD14865FA1AFF027CF8FF5E" box="[1103,1197,193,219]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="5" pageNumber="66" unit="mm" value="2.3">2.3 mm</quantity>
|
||
, with gonads; distal pinnules up to 11 segments,
|
||
<quantity id="D856E0F7FFD14865FFBFFF287A1DFE80" box="[490,584,235,261]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="5" pageNumber="66" unit="mm" value="2.5">2.5 mm</quantity>
|
||
, no gonads. P3 longest of the proximal pinnules, though smaller than P5 and other middle pinnules. Gonads over
|
||
<quantity id="D856E0F7FFD14865FC28FED77AEFFEAB" box="[637,698,276,302]" metricMagnitude="0" metricUnit="m" metricValue="1.8034" pageId="5" pageNumber="66" unit="in" value="71.0">71 in</quantity>
|
||
total number; no attached eggs.
|
||
<emphasis id="2DDA9100FFD14865FA14FED77D4AFEAB" bold="true" box="[1089,1311,276,302]" pageId="5" pageNumber="66">OMNH Iv 3430-1</emphasis>
|
||
(mediumsized
|
||
<typeStatus id="C015F3B0FFD14865FE88FEF87902FED0" box="[221,343,315,341]" pageId="5" pageNumber="66" type="paratype">paratypes</typeStatus>
|
||
): Ten arms,
|
||
<quantity id="D856E0F7FFD14865FFBFFEF87ADFFED0" box="[490,650,315,341]" metricMagnitude="-2" metricUnit="m" metricValue="1.05" metricValueMax="1.25" metricValueMin="0.85" pageId="5" pageNumber="66" unit="mm" value="10.5" valueMax="12.5" valueMin="8.5">8.5–12.5 mm</quantity>
|
||
in length. Centrodorsal
|
||
<quantity id="D856E0F7FFD14865FDE7FEF87C5BFED0" box="[946,1038,315,341]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="5" pageNumber="66" unit="mm" value="0.6">0.6 mm</quantity>
|
||
in diameter, with 18 cirri of 7–8 segments up to
|
||
<quantity id="D856E0F7FFD14865FF05FEA179FEFEF9" box="[336,427,354,380]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="5" pageNumber="66" unit="mm" value="2.3">2.3 mm</quantity>
|
||
long. Proximal pinnulation incomplete; P2, P4, P a, P b and P d absent; P1 of 7 segments,
|
||
<quantity id="D856E0F7FFD14865FEC2FE4878A4FE20" box="[151,241,395,421]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="5" pageNumber="66" unit="mm" value="0.9">0.9 mm</quantity>
|
||
long, no gonads; P3 of 7 segments,
|
||
<quantity id="D856E0F7FFD14865FCC4FE487ABBFE20" box="[657,750,395,421]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" pageId="5" pageNumber="66" unit="mm" value="1.1">1.1 mm</quantity>
|
||
, with gonads in 4 cases; P5 of 8 segments,
|
||
<quantity id="D856E0F7FFD14865FA8AFE487D69FE20" box="[1247,1340,395,421]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" pageId="5" pageNumber="66" unit="mm" value="1.1">1.1 mm</quantity>
|
||
, usually with gonads; P6–P8 of 7 or 8 segments, up to
|
||
<quantity id="D856E0F7FFD14865FC90FE767B73FE4A" box="[709,806,437,463]" metricMagnitude="-3" metricUnit="m" metricValue="1.6" pageId="5" pageNumber="66" unit="mm" value="1.6">1.6 mm</quantity>
|
||
, with gonad in 5 arms of 10 arms. Total number of gonads greater than 31; no attached eggs.
|
||
<emphasis id="2DDA9100FFD14865FCD1FE1D7B0BFE7D" bold="true" box="[644,862,478,504]" pageId="5" pageNumber="66">OMNH Iv 3430-4</emphasis>
|
||
(juvenile): Ten very short arms,
|
||
<quantity id="D856E0F7FFD14865FA8AFE1C7D6CFE7C" box="[1247,1337,479,505]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" pageId="5" pageNumber="66" unit="mm" value="4.5">4.5 mm</quantity>
|
||
long, of 22 brachials. Centrodorsal
|
||
<quantity id="D856E0F7FFD14865FF84FDC67A7EFD9A" box="[465,555,517,543]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="5" pageNumber="66" unit="mm" value="0.3">0.3 mm</quantity>
|
||
in diameter. Cirri
|
||
<quantity id="D856E0F7FFD14865FD55FDC67B6EFD9A" box="[768,827,517,543]" metricMagnitude="-1" metricUnit="m" metricValue="2.54" pageId="5" pageNumber="66" unit="in" value="10.0">10 in</quantity>
|
||
number, 6 or 7 segments, up to
|
||
<quantity id="D856E0F7FFD14865FAE5FDC67D5CFD9A" box="[1200,1289,517,543]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="5" pageNumber="66" unit="mm" value="1.5">1.5 mm</quantity>
|
||
long; cirrals without dorsal spine; distal end of second to fourth segments flared. Proximal pinnulation incomplete; P1 of 4 or 5 short segments,
|
||
<quantity id="D856E0F7FFD14865FFD9FD9679B3FDEA" box="[396,486,597,623]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="5" pageNumber="66" unit="mm" value="0.3">0.3 mm</quantity>
|
||
long, bud-like; other proximal pinnules (including P3 and P c) completely absent; P5 of 6 segments,
|
||
<quantity id="D856E0F7FFD14865FF25FDBC7985FD1C" box="[368,464,639,665]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="5" pageNumber="66" unit="mm" value="0.7">0.7 mm</quantity>
|
||
; P6 of 6 or 7 segments,
|
||
<quantity id="D856E0F7FFD14865FCBAFDBC7B1AFD1C" box="[751,847,639,665]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="5" pageNumber="66" unit="mm" value="0.9">0.9 mm</quantity>
|
||
; P7 and P8 (distal pinnules of this specimen) of 7 segments, up to 1.0 mm. No gonads in any pinnules.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD14865FE90FD0C7BFBFC01" blockId="5.[151,1437,152,1997]" pageId="5" pageNumber="66">
|
||
<emphasis id="2DDA9100FFD14865FE90FD0C79CEFD6C" bold="true" box="[197,411,719,745]" pageId="5" pageNumber="66">Coloration in life</emphasis>
|
||
. Ground body color generally pale and whitish brown, with brown blotches on surface of arms and disk. Cirrals pale brown with bright bands on both ends; elongated segments medially colorless and transparent. Arms sometimes with 2 pale brown, longitudinal aboral lines; elongated brachials translucent. Pinnules generally translucent with brown blotches; genital pinnules with reddish or pale pink ovaries within proximal part. Tips of somatic parts also translucent.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD14865FE90FC527AB6FC54" blockId="5.[151,1437,152,1997]" pageId="5" pageNumber="66">Specimens fixed in 70% ethanol retain almost the same coloration as in living specimens, except for the eggs in the ovaries, which lose their reddish color.</paragraph>
|
||
<paragraph id="1F114D12FFD14865FE90FC1D7C65FBEA" blockId="5.[151,1437,152,1997]" pageId="5" pageNumber="66">
|
||
<emphasis id="2DDA9100FFD14865FE90FC1D797DFC7D" bold="true" box="[197,296,990,1016]" pageId="5" pageNumber="66">Habitat</emphasis>
|
||
. The new species was found at depths of
|
||
<quantity id="D856E0F7FFD14865FD7DFC1D7BD8FC7D" box="[808,909,990,1016]" metricMagnitude="1" metricUnit="m" metricValue="1.75" metricValueMax="2.5" metricValueMin="1.0" pageId="5" pageNumber="66" unit="m" value="17.5" valueMax="25.0" valueMin="10.0">10–25m</quantity>
|
||
, on reef slopes characterized by dead coral rubble, with dense populations on the undersides of the rubble. On the coasts of Sesoko-jima Island, population density reached more than 40 individuals per
|
||
<quantity id="D856E0F7FFD14865FD11FBED7BCDFBCD" box="[836,920,1070,1096]" metricMagnitude="-1" metricUnit="m" metricValue="2.5" pageId="5" pageNumber="66" unit="m" value="0.25">0.25 m</quantity>
|
||
2. Such aggregations consisted of variously sized individuals, not only adults but also settled cystideans and pentacrinoids.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="57B41E99FFD14865FE90FBB87CA8F99E" pageId="5" pageNumber="66" type="distribution">
|
||
<paragraph id="1F114D12FFD14865FE90FBB878B7FB39" blockId="5.[151,1437,152,1997]" pageId="5" pageNumber="66">
|
||
<emphasis id="2DDA9100FFD14865FE90FBB8790BFB10" bold="true" box="[197,350,1147,1173]" pageId="5" pageNumber="66">Distribution</emphasis>
|
||
. So far known only from Sesoko-jima Islands and Maeda-misaki, Okinawa, Ryukyu Islands,
|
||
<collectingCountry id="67B90D82FFD14865FEC2FB61788BFB39" box="[151,222,1186,1212]" name="Japan" pageId="5" pageNumber="66">Japan</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD14865FE90FB0B7CA8F99E" blockId="5.[151,1437,152,1997]" pageId="5" pageNumber="66">
|
||
<emphasis id="2DDA9100FFD14865FE90FB0B799BFB67" bold="true" box="[197,462,1224,1250]" pageId="5" pageNumber="66">Reproductive biology</emphasis>
|
||
. Individuals with a maximum arm length greater than
|
||
<quantity id="D856E0F7FFD14865FA01FB0A7CEBFB66" box="[1108,1214,1225,1251]" metricMagnitude="-2" metricUnit="m" metricValue="1.09" pageId="5" pageNumber="66" unit="mm" value="10.9">10.9 mm</quantity>
|
||
possessed swollen genital pinnules (P3, P5 to up to P13 and rarely P4), including mature gonads that contain either an ovary or a testis throughout the year. By contrast, animals with arm length of less than
|
||
<quantity id="D856E0F7FFD14865FA24FADA7CEFFAB6" box="[1137,1210,1305,1331]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="5" pageNumber="66" unit="mm" value="5.0">5 mm</quantity>
|
||
have not reached gonogenesis. This species has both ovarian and testicular pinnules on the same animal, and therefore shows simultaneous hermaphroditism. The testes are filled with spermatozoa, and the ovaries usually contain egg cells (mostly 2–5, up to 12) at various oogenetic stages. Embryos develop on the surface of the parental genital pinnule until the doliolarian stage. Therefore, this species is considered as an external brooder. The released doliolariae swim freely, and transform into cystideans after settlement on the substratum. The reproductive biology will be described in greater detail elsewhere (Obuchi
|
||
<emphasis id="2DDA9100FFD14865FA50F9C27C6CF99F" box="[1029,1081,1537,1562]" italics="true" pageId="5" pageNumber="66">et al</emphasis>
|
||
. in preparation).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="57B41E99FFD14865FE90F9EB7C39F9C7" box="[197,1132,1576,1602]" pageId="5" pageNumber="66" type="etymology">
|
||
<paragraph id="1F114D12FFD14865FE90F9EB7C39F9C7" blockId="5.[151,1437,152,1997]" box="[197,1132,1576,1602]" pageId="5" pageNumber="66">
|
||
<emphasis id="2DDA9100FFD14865FE90F9EB791FF9C7" bold="true" box="[197,330,1576,1602]" pageId="5" pageNumber="66">Etymology</emphasis>
|
||
. This new species is named for its
|
||
<typeStatus id="C015F3B0FFD14865FCB0F9EB7B4DF9C7" box="[741,792,1576,1602]" pageId="5" pageNumber="66">type</typeStatus>
|
||
locality, Sesoko-jima Island.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="57B41E99FFD14866FE90F98D791EFBEA" lastPageId="6" lastPageNumber="67" pageId="5" pageNumber="66" type="discussion">
|
||
<paragraph id="1F114D12FFD14865FE90F98D7DC4F889" blockId="5.[151,1437,152,1997]" pageId="5" pageNumber="66">
|
||
<emphasis id="2DDA9100FFD14865FE90F98D796DF9ED" bold="true" box="[197,312,1614,1640]" pageId="5" pageNumber="66">Remarks</emphasis>
|
||
. The new species shows incomplete proximal pinnulation: P1, P3 and P c are present on mature specimens, while P2, P4, P a, P b and P d are frequently absent or rudimentary regardless of maturity of specimens. The complements of pinnules differ among specimens or and among rays of individual specimens. P4 is more often absent than P2. Interior pinnules, P a, P b and P d, are absent more frequently than the exterior proximal pinnules. These pinnules tend to be better developed on larger specimens, although not in all cases.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD14865FE90F8DA7AD9F848" blockId="5.[151,1437,152,1997]" pageId="5" pageNumber="66">
|
||
Morphologically,
|
||
<taxonomicName id="D8AE3691FFD14865FFF4F8DA7AF0F8B7" box="[417,677,1817,1842]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="5" pageNumber="66" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD14865FFF4F8DA7AF0F8B7" box="[417,677,1817,1842]" italics="true" pageId="5" pageNumber="66">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="36E92C7BFFD14865FCF8F8DA7AA5F8B6" box="[685,752,1817,1843]" pageId="5" pageNumber="66" rank="species">n. sp.</taxonomicNameLabel>
|
||
is unique in the family
|
||
<taxonomicName id="D8AE3691FFD14865FA4CF8DA7CE0F8B6" box="[1049,1205,1817,1843]" class="Crinoidea" family="Antedonidae" kingdom="Animalia" order="Comatulida" pageId="5" pageNumber="66" phylum="Echinodermata" rank="family">Antedonidae</taxonomicName>
|
||
in having juvenile characters such as excessively short and slender arms, undeveloped proximal pinnulation, and elongated colorless cirrals, even when sexually mature. Such features may cause taxonomic problems, because the comparative length of proximal pinnules diagnoses some antedonid genera, especially within the subfamily
|
||
<taxonomicName id="D8AE3691FFD14865FEC2F8707978F848" box="[151,301,1971,1997]" class="Crinoidea" family="Antedonidae" kingdom="Animalia" order="Comatulida" pageId="5" pageNumber="66" phylum="Echinodermata" rank="subFamily" subFamily="Antedoninae">Antedoninae</taxonomicName>
|
||
to which
|
||
<taxonomicName id="D8AE3691FFD14865FFF4F8777A77F848" box="[417,546,1972,1997]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="5" pageNumber="66" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD14865FFF4F8777A77F848" box="[417,546,1972,1997]" italics="true" pageId="5" pageNumber="66">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
belongs.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD24866FE90FF5B7D54FE7C" blockId="6.[151,1437,152,1453]" pageId="6" pageNumber="67">
|
||
The new species was assigned to
|
||
<taxonomicName id="D8AE3691FFD24866FC1BFF5B7A9AFF34" box="[590,719,152,177]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD24866FC1BFF5B7A9AFF34" box="[590,719,152,177]" italics="true" pageId="6" pageNumber="67">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
based on the fact that P3 is the longest proximal pinnule, and that the number of cirrals is a few, never exceeding 13. According to
|
||
<bibRefCitation id="7B3F30E3FFD24866FD86FF027C82FF5E" author="Clark" box="[979,1239,193,219]" pageId="6" pageNumber="68" refString="Clark, A. H. & Clark, A. M. (1967) A monograph of the existing crinoids. Vol. 1, The Comatulids. Pt. 5. Suborders Oligophreata (concluded) and Macrophreata. Bulletin of the United States National Museum, 82 (5), 1 - 860." type="journal article" year="1967">Clark & Clark (1967)</bibRefCitation>
|
||
, “P3 is much the longest and stoutest pinnule on the arm” in
|
||
<taxonomicName id="D8AE3691FFD24866FCE3FF287B68FE81" box="[694,829,235,260]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD24866FCE3FF287B68FE81" box="[694,829,235,260]" italics="true" pageId="6" pageNumber="67">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
. However, although P3 is always the longest and stoutest of the proximal pinnules (P1 to P4) in
|
||
<taxonomicName id="D8AE3691FFD24866FCECFED67B1AFEAB" box="[697,847,277,302]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD24866FCECFED67B1AFEAB" box="[697,847,277,302]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
, it is only as long as or even slightly shorter than the middle and distal pinnules. This suggests that the diagnosis of genus
|
||
<taxonomicName id="D8AE3691FFD24866FDBDFEFD7C3CFED2" box="[1000,1129,318,343]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD24866FDBDFEFD7C3CFED2" box="[1000,1129,318,343]" italics="true" pageId="6" pageNumber="67">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
as currently used may not be strictly applicable to
|
||
<taxonomicName id="D8AE3691FFD24866FFE3FEA67A18FEFB" box="[438,589,357,382]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD24866FFE3FEA67A18FEFB" box="[438,589,357,382]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
. On the other hand,
|
||
<bibRefCitation id="7B3F30E3FFD24866FD16FEA67C10FEFA" author="Clark" box="[835,1093,357,383]" pageId="6" pageNumber="68" refString="Clark, A. H. & Clark, A. M. (1967) A monograph of the existing crinoids. Vol. 1, The Comatulids. Pt. 5. Suborders Oligophreata (concluded) and Macrophreata. Bulletin of the United States National Museum, 82 (5), 1 - 860." type="journal article" year="1967">Clark & Clark (1967)</bibRefCitation>
|
||
stated P3 as almost the same length as the distal pinnules in
|
||
<taxonomicName id="D8AE3691FFD24866FC5EFE4C7AE1FE2D" box="[523,692,399,424]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="mauritiana">
|
||
<emphasis id="2DDA9100FFD24866FC5EFE4C7AE1FE2D" box="[523,692,399,424]" italics="true" pageId="6" pageNumber="67">D. mauritiana</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="D8AE3691FFD24866FCBBFE4C7B1BFE2D" box="[750,846,399,424]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FCBBFE4C7B1BFE2D" box="[750,846,399,424]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
, and shorter than the distal pinnules in
|
||
<taxonomicName id="D8AE3691FFD24866FB7DFE4C7DC9FE2D" box="[1320,1436,399,424]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FB7DFE4C7DC9FE2D" box="[1320,1436,399,424]" italics="true" pageId="6" pageNumber="67">D. briseis</emphasis>
|
||
</taxonomicName>
|
||
(2.9–5.0 versus 4.0–
|
||
<quantity id="D856E0F7FFD24866FFDCFE7679B2FE4A" box="[393,487,437,463]" metricMagnitude="-3" metricUnit="m" metricValue="6.5" pageId="6" pageNumber="67" unit="mm" value="6.5">6.5 mm</quantity>
|
||
). Therefore, the generic diagnosis of
|
||
<taxonomicName id="D8AE3691FFD24866FDF5FE767C77FE4B" box="[928,1058,437,462]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD24866FDF5FE767C77FE4B" box="[928,1058,437,462]" italics="true" pageId="6" pageNumber="67">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
may be modified as follows: P3 the longest and stoutest proximal pinnule, either longer or shorter than middle or distal pinnules.
|
||
</paragraph>
|
||
<paragraph id="1F114D12FFD24866FE90FDC6791EFBEA" blockId="6.[151,1437,152,1453]" pageId="6" pageNumber="67">
|
||
With the addition of the new species, the genus
|
||
<taxonomicName id="D8AE3691FFD24866FD72FDC57BE5FD9A" box="[807,944,518,543]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD24866FD72FDC57BE5FD9A" box="[807,944,518,543]" italics="true" pageId="6" pageNumber="67">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
now contains nine species.
|
||
<taxonomicName id="D8AE3691FFD24866FB41FDC5795DFDC0" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD24866FB41FDC5795DFDC0" italics="true" pageId="6" pageNumber="67">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="36E92C7BFFD24866FF5BFDEF7919FDC3" box="[270,332,556,582]" pageId="6" pageNumber="67" rank="species">n. sp.</taxonomicNameLabel>
|
||
is closely allied to
|
||
<taxonomicName id="D8AE3691FFD24866FC7EFDEF7ADDFDC0" box="[555,648,556,581]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FC7EFDEF7ADDFDC0" box="[555,648,556,581]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="D8AE3691FFD24866FC95FDEF7B64FDC0" box="[704,817,556,581]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FC95FDEF7B64FDC0" box="[704,817,556,581]" italics="true" pageId="6" pageNumber="67">D. briseis</emphasis>
|
||
</taxonomicName>
|
||
in sharing P1 longer than P2, and fragile cirri with the longest cirrals more than three times as long as broad. These two congeners also have been reported from Okinawa Island (
|
||
<bibRefCitation id="7B3F30E3FFD24866FF0BFDBF7A02FD13" author="Kogo" box="[350,599,636,662]" pageId="6" pageNumber="68" refString="Kogo, I. & Fujita, T. (2005) Geographical distribution of crinoids (Echinodermata) in southwestern Japan. In: Hasegawa, K., Shinohara, G. & Takeda, M. (Eds.), National Science Museum Monographs. Vo l. 29. Deep-Sea Fauna and Pollutants in Nansei Islands, pp. 297 - 355." type="journal article" year="2005">Kogo & Fujita, 2005</bibRefCitation>
|
||
), and especially
|
||
<taxonomicName id="D8AE3691FFD24866FD4DFDBF7B22FD10" box="[792,887,636,661]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FD4DFDBF7B22FD10" box="[792,887,636,661]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
has been rarely found on the coasts of Sesokojima Island. Although the new species is easily distinguished from the other two species by its shorter arms (<
|
||
<quantity id="D856E0F7FFD24866FEE5FD097951FD61" box="[176,260,714,740]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="6" pageNumber="67" unit="mm" value="30.0">30 mm</quantity>
|
||
long in
|
||
<taxonomicName id="D8AE3691FFD24866FF31FD0979ADFD66" box="[356,504,714,739]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD24866FF31FD0979ADFD66" box="[356,504,714,739]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
; up to
|
||
<quantity id="D856E0F7FFD24866FC1FFD097AC9FD61" box="[586,668,714,740]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" pageId="6" pageNumber="67" unit="mm" value="60.0">60 mm</quantity>
|
||
long in
|
||
<taxonomicName id="D8AE3691FFD24866FCA9FD097B0EFD66" box="[764,859,714,739]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FCA9FD097B0EFD66" box="[764,859,714,739]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
, and up to
|
||
<quantity id="D856E0F7FFD24866FD8BFD097C65FD61" box="[990,1072,714,740]" metricMagnitude="-2" metricUnit="m" metricValue="4.5" pageId="6" pageNumber="67" unit="mm" value="45.0">45 mm</quantity>
|
||
long in
|
||
<taxonomicName id="D8AE3691FFD24866FAC4FD097D57FD66" box="[1169,1282,714,739]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FAC4FD097D57FD66" box="[1169,1282,714,739]" italics="true" pageId="6" pageNumber="67">D. briseis</emphasis>
|
||
</taxonomicName>
|
||
),
|
||
<taxonomicName id="D8AE3691FFD24866FB4EFD09795DFC8F" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD24866FB4EFD09795DFC8F" italics="true" pageId="6" pageNumber="67">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="36E92C7BFFD24866FF5AFD33791AFC8F" box="[271,335,752,778]" pageId="6" pageNumber="67" rank="species">n. sp.</taxonomicNameLabel>
|
||
is possibly identified as small-sized specimens of two congeners. For comparative purposes, we examined the specimen of
|
||
<taxonomicName id="D8AE3691FFD24866FC58FCD47A25FCB5" box="[525,624,791,816]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FC58FCD47A25FCB5" box="[525,624,791,816]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
(OMNH Iv 3432) collected from same locality of the new speies.
|
||
<taxonomicName id="D8AE3691FFD24866FEC2FCFD79C7FCD2" box="[151,402,830,855]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD24866FEC2FCFD79C7FCD2" box="[151,402,830,855]" italics="true" pageId="6" pageNumber="67">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="36E92C7BFFD24866FFCFFCFE798FFCD2" box="[410,474,829,855]" pageId="6" pageNumber="67" rank="species">n. sp.</taxonomicNameLabel>
|
||
is distinguished from small-sized
|
||
<taxonomicName id="D8AE3691FFD24866FD21FCFD7B86FCD2" box="[884,979,830,855]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FD21FCFD7B86FCD2" box="[884,979,830,855]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
by comparative length of P3 to P1 (the ratio of P3/P1 ≤
|
||
<quantity id="D856E0F7FFD24866FF13FCA479DFFC04" box="[326,394,871,897]" metricMagnitude="-2" metricUnit="m" metricValue="4.572" pageId="6" pageNumber="67" unit="in" value="1.8">1.8 in</quantity>
|
||
<taxonomicName id="D8AE3691FFD24866FFC4FCA47A73FC05" box="[401,550,871,896]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD24866FFC4FCA47A73FC05" box="[401,550,871,896]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
;>
|
||
<quantity id="D856E0F7FFD24866FC12FCA47ADFFC04" box="[583,650,871,897]" metricMagnitude="-2" metricUnit="m" metricValue="4.572" pageId="6" pageNumber="67" unit="in" value="1.8">1.8 in</quantity>
|
||
the same sized
|
||
<taxonomicName id="D8AE3691FFD24866FD13FCA47BF0FC05" box="[838,933,871,896]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FD13FCA47BF0FC05" box="[838,933,871,896]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
). As for
|
||
<taxonomicName id="D8AE3691FFD24866FA44FCA47CD6FC05" box="[1041,1155,871,896]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FA44FCA47CD6FC05" box="[1041,1155,871,896]" italics="true" pageId="6" pageNumber="67">D. briseis</emphasis>
|
||
</taxonomicName>
|
||
, the description of
|
||
<typeStatus id="C015F3B0FFD24866FB3CFCA47DC9FC04" box="[1385,1436,871,897]" pageId="6" pageNumber="67">type</typeStatus>
|
||
specimen (originally described as
|
||
<taxonomicName id="D8AE3691FFD24866FC65FC527ABEFC2F" box="[560,747,913,938]" class="Crinoidea" family="Antedonidae" genus="Antedon" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FC65FC527ABEFC2F" box="[560,747,913,938]" italics="true" pageId="6" pageNumber="67">Antedon briseis</emphasis>
|
||
</taxonomicName>
|
||
) with the longest arm
|
||
<quantity id="D856E0F7FFD24866FDAEFC527C1AFC2E" box="[1019,1103,913,939]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="6" pageNumber="67" unit="mm" value="25.0">25 mm</quantity>
|
||
long made by
|
||
<bibRefCitation id="7B3F30E3FFD24866FB56FC527DC8FC2E" author="Clark" box="[1283,1437,913,939]" pageId="6" pageNumber="68" refString="Clark, A. H. (1907) Descriptions of new species of recent unstalked crinoids from the North Pacific Ocean. Proceedings of the United States National Museum, 33, 69 - 84." type="journal article" year="1907">Clark (1907)</bibRefCitation>
|
||
and the specimen “sp. 2” with the longest arm
|
||
<quantity id="D856E0F7FFD24866FCE3FC747B5DFC54" box="[694,776,951,977]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="6" pageNumber="67" unit="mm" value="20.0">20 mm</quantity>
|
||
long made by
|
||
<bibRefCitation id="7B3F30E3FFD24866FDE0FC747C03FC54" author="Gislen" box="[949,1110,951,977]" pageId="6" pageNumber="68" refString="Gislen, T. (1922) The crinoids from Dr. S. Bock's expedition to Japan 1914. Nova acta Regiae Societatis Scientarium Upsaliensis, series IV, 5, 1 - 183." type="journal article" year="1922">Gislén (1922)</bibRefCitation>
|
||
can be referred.
|
||
<taxonomicName id="D8AE3691FFD24866FB4EFC7B795FFC72" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD24866FB4EFC7B795FFC72" italics="true" pageId="6" pageNumber="67">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="36E92C7BFFD24866FF47FC1D7907FC7D" box="[274,338,990,1016]" pageId="6" pageNumber="67" rank="species">n. sp.</taxonomicNameLabel>
|
||
is distinguished from
|
||
<taxonomicName id="D8AE3691FFD24866FC37FC1D7A82FC72" box="[610,727,990,1015]" class="Crinoidea" family="Antedonidae" genus="Antedon" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FC37FC1D7A82FC72" box="[610,727,990,1015]" italics="true" pageId="6" pageNumber="67">D. briseis</emphasis>
|
||
</taxonomicName>
|
||
by its shorter cirrus (≤
|
||
<quantity id="D856E0F7FFD24866FDB8FC1D7C1CFC7D" box="[1005,1097,990,1016]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="6" pageNumber="67" unit="mm" value="3.5">3.5 mm</quantity>
|
||
long in
|
||
<taxonomicName id="D8AE3691FFD24866FAFBFC1D7D12FC72" box="[1198,1351,990,1015]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD24866FAFBFC1D7D12FC72" box="[1198,1351,990,1015]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
;
|
||
<quantity id="D856E0F7FFD24866FB02FC1D7DC9FC7D" box="[1367,1436,990,1016]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="6" pageNumber="67" unit="mm" value="7.0">7 mm</quantity>
|
||
long in the same sized
|
||
<taxonomicName id="D8AE3691FFD24866FFF7FBC67A41FB9B" box="[418,532,1029,1054]" class="Crinoidea" family="Antedonidae" genus="Antedon" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FFF7FBC67A41FB9B" box="[418,532,1029,1054]" italics="true" pageId="6" pageNumber="67">D. briseis</emphasis>
|
||
</taxonomicName>
|
||
). Additionally, at the same size, arm length
|
||
<quantity id="D856E0F7FFD24866FA4FFBC67CCEFB9A" box="[1050,1179,1029,1055]" metricMagnitude="-2" metricUnit="m" metricValue="2.25" metricValueMax="2.5" metricValueMin="2.0" pageId="6" pageNumber="67" unit="mm" value="22.5" valueMax="25.0" valueMin="20.0">20–25 mm</quantity>
|
||
,
|
||
<taxonomicName id="D8AE3691FFD24866FAF2FBC67D6EFB9B" box="[1191,1339,1029,1054]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD24866FAF2FBC67D6EFB9B" box="[1191,1339,1029,1054]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="36E92C7BFFD24866FB17FBC67DD4FB9A" box="[1346,1409,1029,1055]" pageId="6" pageNumber="67" rank="species">n. sp.</taxonomicNameLabel>
|
||
is distinguished by having shorter pinnules, especially P3 (≤
|
||
<quantity id="D856E0F7FFD24866FD6FFBE87B2AFBC0" box="[826,895,1067,1093]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="6" pageNumber="67" unit="mm" value="2.0">2 mm</quantity>
|
||
long in
|
||
<taxonomicName id="D8AE3691FFD24866FDB4FBEF7C20FBC0" box="[993,1141,1068,1093]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD24866FDB4FBEF7C20FBC0" box="[993,1141,1068,1093]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
;>
|
||
<quantity id="D856E0F7FFD24866FAC3FBE87C8EFBC0" box="[1174,1243,1067,1093]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="6" pageNumber="67" unit="mm" value="2.0">2 mm</quantity>
|
||
long in
|
||
<taxonomicName id="D8AE3691FFD24866FB68FBEF7DC9FBC0" box="[1341,1436,1068,1093]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="nana">
|
||
<emphasis id="2DDA9100FFD24866FB68FBEF7DC9FBC0" box="[1341,1436,1068,1093]" italics="true" pageId="6" pageNumber="67">D. nana</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="D8AE3691FFD24866FE9DFB96796FFBEB" box="[200,314,1109,1134]" class="Crinoidea" family="Antedonidae" genus="Antedon" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="briseis">
|
||
<emphasis id="2DDA9100FFD24866FE9DFB96796FFBEB" box="[200,314,1109,1134]" italics="true" pageId="6" pageNumber="67">D. briseis</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="57B41E99FFD24866FE90FBBF79D7FA28" pageId="6" pageNumber="67" type="reference_group">
|
||
<paragraph id="1F114D12FFD24866FE90FBBF79D7FA28" blockId="6.[151,1437,152,1453]" pageId="6" pageNumber="67">
|
||
<taxonomicName id="D8AE3691FFD24866FE90FBBF799DFB10" ID-CoL="8G7LY" box="[197,456,1148,1173]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis" status="sp. nov.">
|
||
<emphasis id="2DDA9100FFD24866FE90FBBF799DFB10" box="[197,456,1148,1173]" italics="true" pageId="6" pageNumber="67">Dorometra sesokonis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="36E92C7BFFD24866FF85FBBF7A46FB13" box="[464,531,1148,1174]" pageId="6" pageNumber="67" rank="species">n. sp.</taxonomicNameLabel>
|
||
may appear similar to
|
||
<taxonomicName id="D8AE3691FFD24866FD7AFBBF7D46FB13" ID-CoL="8G3LJ" authority="A. H. Clark, 1912" authorityName="A. H. Clark" authorityYear="1912" box="[815,1299,1148,1174]" class="Crinoidea" family="Antedonidae" genus="Antedon" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="parviflora">
|
||
<emphasis id="2DDA9100FFD24866FD7AFBBF7C4DFB10" box="[815,1048,1148,1173]" italics="true" pageId="6" pageNumber="67">Antedon parviflora</emphasis>
|
||
(A. H. Clark, 1912)
|
||
</taxonomicName>
|
||
(originally described as
|
||
<taxonomicName id="D8AE3691FFD24866FF6BFB607A2DFB39" ID-CoL="8G5VZ" box="[318,632,1187,1212]" class="Crinoidea" family="Antedonidae" genus="Compsometra" higherTaxonomySource="GBIF" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="parviflora">
|
||
<emphasis id="2DDA9100FFD24866FF6BFB607A2DFB39" box="[318,632,1187,1212]" italics="true" pageId="6" pageNumber="67">Compsometra parviflora</emphasis>
|
||
</taxonomicName>
|
||
), described by
|
||
<bibRefCitation id="7B3F30E3FFD24866FD14FB617BA7FB39" author="Gislen" box="[833,1010,1186,1212]" pageId="6" pageNumber="68" refString="Gislen, T. (1922) The crinoids from Dr. S. Bock's expedition to Japan 1914. Nova acta Regiae Societatis Scientarium Upsaliensis, series IV, 5, 1 - 183." type="journal article" year="1922">Gislén (1922)</bibRefCitation>
|
||
from the Bonin Islands (now the Ogasawara Islands,
|
||
<collectingCountry id="67B90D82FFD24866FFDCFB0A799AFB66" box="[393,463,1225,1251]" name="Japan" pageId="6" pageNumber="67">Japan</collectingCountry>
|
||
) as an extremely small species with arms 5–25 (mostly 15–25) mm long, and P2 absent in mature sized specimen, as in
|
||
<taxonomicName id="D8AE3691FFD24866FC3AFB307B52FA89" ID-CoL="8G7LY" box="[623,775,1267,1292]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="sesokonis">
|
||
<emphasis id="2DDA9100FFD24866FC3AFB307B52FA89" box="[623,775,1267,1292]" italics="true" pageId="6" pageNumber="67">D. sesokonis</emphasis>
|
||
</taxonomicName>
|
||
. Although
|
||
<bibRefCitation id="7B3F30E3FFD24866FDC4FB317C6DFA89" author="Gislen" box="[913,1080,1266,1292]" pageId="6" pageNumber="68" refString="Gislen, T. (1922) The crinoids from Dr. S. Bock's expedition to Japan 1914. Nova acta Regiae Societatis Scientarium Upsaliensis, series IV, 5, 1 - 183." type="journal article" year="1922">Gislén (1922)</bibRefCitation>
|
||
gave no detailed information about the lengths of P3 and the following pinnules of his specimen, P3 of
|
||
<taxonomicName id="D8AE3691FFD24866FDA2FADA7CDBFAB7" ID-CoL="8G5VZ" box="[1015,1166,1305,1330]" class="Crinoidea" family="Antedonidae" genus="Compsometra" higherTaxonomySource="GBIF" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="species" species="parviflora">
|
||
<emphasis id="2DDA9100FFD24866FDA2FADA7CDBFAB7" box="[1015,1166,1305,1330]" italics="true" pageId="6" pageNumber="67">A. parviflora</emphasis>
|
||
</taxonomicName>
|
||
is usually shorter than P1, unlike
|
||
<taxonomicName id="D8AE3691FFD24866FF58FA8079DBFAD9" ID-CoL="87GZ9" box="[269,398,1347,1372]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD24866FF58FA8079DBFAD9" box="[269,398,1347,1372]" italics="true" pageId="6" pageNumber="67">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
species (see
|
||
<bibRefCitation id="7B3F30E3FFD24866FC72FA807B4EFAD8" author="Clark" box="[551,795,1347,1373]" pageId="6" pageNumber="68" refString="Clark, A. H. & Clark, A. M. (1967) A monograph of the existing crinoids. Vol. 1, The Comatulids. Pt. 5. Suborders Oligophreata (concluded) and Macrophreata. Bulletin of the United States National Museum, 82 (5), 1 - 860." type="journal article" year="1967">Clark & Clark, 1967</bibRefCitation>
|
||
). Clearly, more detailed research is needed on this new species and other known
|
||
<taxonomicName id="D8AE3691FFD24866FF93FAAE7A1CFA03" ID-CoL="87GZ9" box="[454,585,1389,1414]" class="Crinoidea" family="Antedonidae" genus="Dorometra" kingdom="Animalia" order="Comatulida" pageId="6" pageNumber="67" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="2DDA9100FFD24866FF93FAAE7A1CFA03" box="[454,585,1389,1414]" italics="true" pageId="6" pageNumber="67">Dorometra</emphasis>
|
||
</taxonomicName>
|
||
species to further clarify the true levels of species diversity within this understudied genus.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |