251 lines
35 KiB
XML
251 lines
35 KiB
XML
<document id="8DF3A9B691D4A169076EB6F6B0185D6D" ID-DOI="10.5281/zenodo.4508360" ID-ISSN="2345-7600" ID-Zenodo-Dep="4508360" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1612543227297" checkinUser="carolina" docAuthor="Cornelis, Kees & Swennen" docDate="2011" docId="807CB709B50E5E18FC174014BD4AFDFA" docLanguage="en" docName="RafflesBZool.59.1.29-37.pdf" docOrigin="Raffles Bulletin of Zoology 59 (1)" docStyle="DocumentStyle:C6443723295B2E4C6F22B9B23F08089C.5:RafflesBZool.2006-2013.journal_article" docStyleId="C6443723295B2E4C6F22B9B23F08089C" docStyleName="RafflesBZool.2006-2013.journal_article" docStyleVersion="5" docTitle="Elysia singaporensis Cornelis & Kees & Swennen 2011, new species" docType="treatment" docVersion="4" lastPageNumber="32" masterDocId="7C45CF71B50F5E1BFFB8446EBC00FF8D" masterDocTitle="Large Mangrove-Dwelling Elysia Species In Asia, With Descriptions Of Two New Species (Gastropoda: Opistobranchia: Sacoglossa)" masterLastPageNumber="37" masterPageNumber="29" pageNumber="30" updateTime="1698867611496" updateUser="plazi" zenodo-license-document="CC-BY-4.0">
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<mods:titleInfo id="24550EBAFAD1AF8927DE304F97B068D1">
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<mods:title id="B5704EC717526F066F17897A5B2D01D4">Large Mangrove-Dwelling Elysia Species In Asia, With Descriptions Of Two New Species (Gastropoda: Opistobranchia: Sacoglossa)</mods:title>
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<mods:name id="0F61531E3032CC2C4F75ACB83CDDC6D5" type="personal">
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<mods:roleTerm id="DF00A362EF00ABB99991379A159F23E3">Author</mods:roleTerm>
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<mods:namePart id="A86EC009DD7820959AAA089A19FBA777">Cornelis</mods:namePart>
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<mods:roleTerm id="1F78B7C169D00D7CF751FBFD664FD676">Author</mods:roleTerm>
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<mods:namePart id="6434CFDEC78F0ECA7A7C1863181D912D">Kees</mods:namePart>
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</mods:name>
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<mods:name id="B26BF6CD10A50C8061CEF37A2F7A03B8" type="personal">
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<mods:roleTerm id="54339C74199B6C4B8F005F5A0D4072B3">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="A8DE317C62C291D3D2D21E261F0D55DE">Swennen</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="F33587A375B11407DBD33214F0835A53">text</mods:typeOfResource>
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<mods:titleInfo id="98EF321BF9F1F8E215B4583C4D2A945E">
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<mods:title id="431CA9D4880304CFC896A89F80743E03">Raffles Bulletin of Zoology</mods:title>
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</mods:titleInfo>
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<mods:part id="0FBAFE57C99E22DCDBEBC2DF466D569D">
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<mods:date id="93A84B859E5E8347E2C13278DBAD32FA">2011</mods:date>
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<mods:detail id="B4B80F99E9B8C2593C5CFA3DC5B4C507" type="pubDate">
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<mods:number id="0173FC10DB66DB25A13F6298F11F1C13">2011-02-28</mods:number>
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<mods:detail id="EB007D18FAD30F7850C619EE490CA5F0" type="volume">
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<mods:number id="C6D9AF3A7F11B7885373D90010C17ABC">59</mods:number>
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<mods:number id="16913F1B0079C6CDBFBDFE8A690045FB">1</mods:number>
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<mods:start id="B5B939878E641FB033B5C4D91509770E">29</mods:start>
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<mods:end id="F56DF17E7B64555C5F8DBA8EA5533EBA">37</mods:end>
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<mods:classification id="68911C1C03A16FAB5E5F9B41881F2F88">journal article</mods:classification>
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<mods:identifier id="2C394ACE8C8F84916EC06C9168825F92" type="DOI">10.5281/zenodo.4508360</mods:identifier>
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<mods:identifier id="46E8EFF4EC38CBA5594F9983C30CE1ED" type="ISSN">2345-7600</mods:identifier>
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<mods:identifier id="255C094BB89C306B7937BAC32DF4B39E" type="Zenodo-Dep">4508360</mods:identifier>
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<treatment id="807CB709B50E5E18FC174014BD4AFDFA" LSID="urn:lsid:plazi:treatment:807CB709B50E5E18FC174014BD4AFDFA" httpUri="http://treatment.plazi.org/id/807CB709B50E5E18FC174014BD4AFDFA" lastPageId="3" lastPageNumber="32" pageId="1" pageNumber="30">
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<subSubSection id="40CF5594B50E5E1AFC174014B928FB1F" box="[943,1320,1146,1170]" pageId="1" pageNumber="30" type="nomenclature">
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<paragraph id="086A061FB50E5E1AFC174014B928FB1F" blockId="1.[943,1320,1146,1202]" box="[943,1320,1146,1170]" pageId="1" pageNumber="30">
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<heading id="5322B173B50E5E1AFC174014B928FB1F" bold="true" box="[943,1320,1146,1170]" centered="true" fontSize="10" level="2" pageId="1" pageNumber="30" reason="2">
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<emphasis id="3AA1DA0DB50E5E1AFC174014B928FB1F" bold="true" box="[943,1320,1146,1170]" pageId="1" pageNumber="30">
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<taxonomicName id="CFD57D9CB50E5E1AFC174014B893FB1F" ID-CoL="6F62D" authority="Cornelis & Kees & Swennen, 2011" authorityName="Cornelis & Kees & Swennen" authorityYear="2011" box="[943,1171,1146,1170]" class="Gastropoda" family="Plakobranchidae" genus="Elysia" kingdom="Animalia" order="Sacoglossa" pageId="1" pageNumber="30" phylum="Mollusca" rank="species" species="singaporensis" status="sp. nov.">
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<emphasis id="3AA1DA0DB50E5E1AFC174014B893FB1F" bold="true" box="[943,1171,1146,1170]" italics="true" pageId="1" pageNumber="30">Elysia singaporensis</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel id="21926776B50E5E1AFB1B4014B928FB1F" box="[1187,1320,1146,1170]" pageId="1" pageNumber="30" rank="species">new species</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="40CF5594B50E5E1AFB8840F5B8A8FB3F" box="[1072,1192,1179,1202]" pageId="1" pageNumber="30" type="description">
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<paragraph id="086A061FB50E5E1AFB8840F5B8A8FB3F" blockId="1.[943,1320,1146,1202]" box="[1072,1192,1179,1202]" pageId="1" pageNumber="30">
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(
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<figureCitation id="90EE1A9AB50E5E1AFB8040F5B89EFB3F" box="[1080,1182,1179,1202]" captionStart-0="Fig" captionStart-1="Fig" captionStart-2="Fig" captionStart-3="Fig" captionStart-4="Fig" captionStart-5="Fig" captionStart-6="Fig" captionStartId-0="2.[137,173,2005,2026]" captionStartId-1="3.[113,149,1284,1305]" captionStartId-2="3.[114,150,1743,1764]" captionStartId-3="3.[113,150,2063,2084]" captionStartId-4="4.[136,171,1585,1606]" captionStartId-5="4.[138,174,2063,2084]" captionStartId-6="5.[113,149,2005,2026]" captionTargetBox-0="[137,1473,541,1979]" captionTargetBox-1="[118,1448,1119,1257]" captionTargetBox-2="[120,1447,1433,1716]" captionTargetBox-3="[104,1460,1860,2050]" captionTargetBox-4="[139,1473,848,1558]" captionTargetBox-5="[142,1473,1768,2034]" captionTargetBox-6="[113,1451,857,1978]" captionTargetId-0="figure-82@2.[137,1475,541,1979]" captionTargetId-1="figure-268@3.[106,1456,1106,1265]" captionTargetId-2="figure-543@3.[104,1460,1420,1729]" captionTargetId-3="figure-577@3.[104,1460,1860,2050]" captionTargetId-4="figure-420@4.[121,1492,835,1573]" captionTargetId-5="figure-450@4.[131,1485,1756,2048]" captionTargetId-6="figure-358@5.[113,1452,857,1978]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="3" captionTargetPageId-3="3" captionTargetPageId-4="4" captionTargetPageId-5="4" captionTargetPageId-6="5" captionText-0="Fig. 1. The four mangrove Elysia species: A, E. leucolegnote Jensen, 1990; B, E. singaporensis, new species; C, E. bangtawaensis Swennen, 1998; D, E. bengalensis, new species. A and B photographed in-situ, respectively Pak Phanang Bay and Singapore, C and D photographed in captivity. Ab, Bb, Cb, Db group photographed in-situ, respectively Pak Phanang Bay, Singapore, Bangtawa, and Andhra Pradesh (India). D and Db photographed by Dr. S. Bouillon." captionText-1="Fig. 2. Renopericardial bulbs and attachments of dorsal vessels of: A,: Elysia leucolegnote; B, E. singaporensis, new species; C, E. bangtawaensis; D, E. bengalensis, new species. The highest variation in number of vessels is shown by E. singaporensis. Figures in the bulbs of this species indicate the number of specimens with that pattern found in a sample of 28 individuals." captionText-2="Fig. 3. Lateral view of the shape of the pharynx: A, Elysia leucolegnote; B, E. singaporensis, new species; C: E. bangtawaensis; D, E. bengalensis, new species." captionText-3="Fig. 4. Lateral view of the radular teeth: A, Elysia leucolegnote; B, E. singaporensis, new species; C, E. bangtawaensis; D, E. bengalensis, new species." captionText-4="Fig. 5. Dorsal view of the main parts of the digestive systems: A, E. leucolegnote; B, E. singaporensis; C, E. bangtawaensis. Legend: dg – digestive gland; in – intestine; oe – oesophagus; op – oesophageal pouch; ph – pharynx; st – stomach. Note that two specimens per species were studied for making the drawings. They were collected from the same site and day. When the distribution of the coloured glandular parts is influenced by the feeding condition then the differences do not indicate differences between species." captionText-5="Fig. 6. Shape of the penis of: A, Elysia leucolegnote; B, E. singaporensis, new species; C, E. bangtawaensis; D, E. bengalensis, new species." captionText-6="Fig. 7. Position of vaginal apertures in: A, Elysia leucolegnote; B, E. singaporensis, new species; C: E. bangtawaensis; D, E. bengalensis, new species. E, part of an egg string of Elysia leucolegnote showing uninterrupted band of extra-capsular yolk; F, part of an egg string of E. singaporensis showing interrupted band of extra-capsular yolk and more than one ovum per capsule; G, E. singaporensis, new species, producing an egg string in algae in aquarium. Position of vaginal apertures indicated by arrow." figureDoi-0="http://doi.org/10.5281/zenodo.4508362" figureDoi-1="http://doi.org/10.5281/zenodo.4508364" figureDoi-2="http://doi.org/10.5281/zenodo.4508366" figureDoi-3="http://doi.org/10.5281/zenodo.4508368" figureDoi-4="http://doi.org/10.5281/zenodo.4508372" figureDoi-5="http://doi.org/10.5281/zenodo.4508374" figureDoi-6="http://doi.org/10.5281/zenodo.4508380" httpUri-0="https://zenodo.org/record/4508362/files/figure.png" httpUri-1="https://zenodo.org/record/4508364/files/figure.png" httpUri-2="https://zenodo.org/record/4508366/files/figure.png" httpUri-3="https://zenodo.org/record/4508368/files/figure.png" httpUri-4="https://zenodo.org/record/4508372/files/figure.png" httpUri-5="https://zenodo.org/record/4508374/files/figure.png" httpUri-6="https://zenodo.org/record/4508380/files/figure.png" pageId="1" pageNumber="30">Figs. 1–7</figureCitation>
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)
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="40CF5594B50E5E1AFC9440B7B803FA59" pageId="1" pageNumber="30" type="materials_examined">
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<paragraph id="086A061FB50E5E1AFC9440B7B927FAC9" blockId="1.[812,1452,1241,1492]" pageId="1" pageNumber="30">
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<emphasis id="3AA1DA0DB50E5E1AFC9440B7B81AFB63" bold="true" box="[812,1050,1241,1262]" pageId="1" pageNumber="30">
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<emphasis id="3AA1DA0DB50E5E1AFC9440B7BFFBFB63" bold="true" box="[812,1019,1241,1262]" italics="true" pageId="1" pageNumber="30">Material examined</emphasis>
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. –
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||
</emphasis>
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||
<materialsCitation id="B8BD0C42B50E5E1AFB9D40B7B927FAC9" collectingDate="2002-05-21" collectionCode="ZRC, MOL" country="Singapore" latitude="1.446389" location="Western Johor Straits" longLatPrecision="21" longitude="103.7325" municipality="Sungei Buloh Wetland Park" pageId="1" pageNumber="30" specimenCount="1" typeStatus="holotype">
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<typeStatus id="D76EB8BDB50E5E1AFB9D40B7B8B0FB63" box="[1061,1200,1241,1262]" pageId="1" pageNumber="30" type="holotype">HOLOTYPE</typeStatus>
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:
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(length alive
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<quantity id="CF2DABFAB50E5E1AFA2A40B7BF54FA86" metricMagnitude="-2" metricUnit="m" metricValue="2.3" pageId="1" pageNumber="30" unit="mm" value="23.0">23 mm</quantity>
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)(
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<collectionCode id="6EC49EDAB50E5E1AFCDA4098BF94FA86" box="[866,916,1270,1291]" country="Singapore" httpUri="http://grbio.org/cool/16z4-1tbx" name="Zoological Reference Collection, National University of Singapore" pageId="1" pageNumber="30">ZRC</collectionCode>
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,
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<collectionCode id="6EC49EDAB50E5E1AFC194098BFDBFA86" box="[929,987,1270,1291]" country="Peru" lsid="urn:lsid:biocol.org:col:15530" name="Universidad Nacional Agraria La Molina" pageId="1" pageNumber="30" type="Herbarium">MOL</collectionCode>
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.2974), coll.
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<collectingCountry id="70C2468FB50E5E1AFBE24098B8BFFA86" box="[1114,1215,1270,1291]" name="Singapore" pageId="1" pageNumber="30">Singapore</collectingCountry>
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,
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<location id="0D0A50C4B50E5E1AFB744098B9A7FA86" LSID="urn:lsid:plazi:treatment:807CB709B50E5E18FC174014BD4AFDFA:0D0A50C4B50E5E1AFB744098B9A7FA86" box="[1228,1447,1270,1291]" country="Singapore" latitude="1.446389" longLatPrecision="21" longitude="103.7325" municipality="Sungei Buloh Wetland Park" name="Western Johor Straits" pageId="1" pageNumber="30">Western Johor Straits</location>
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, old mangrove forest bordering east side of
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<collectingMunicipality id="E80E9C65B50E5E1AFB77417DBF5AFAC9" pageId="1" pageNumber="30">Sungei Buloh Wetland Park</collectingMunicipality>
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, about
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,
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<geoCoordinate id="6DE160D8B50E5E1AFBAE4141B890FAC9" box="[1046,1168,1327,1348]" degrees="103" direction="east" minutes="43" orientation="longitude" pageId="1" pageNumber="30" precision="15" seconds="57" value="103.7325">103º43'57"E</geoCoordinate>
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,
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<date id="7C6B20DFB50E5E1AFB244141B923FAC9" box="[1180,1315,1327,1348]" pageId="1" pageNumber="30" value="2002-05-21">
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<collectingDate id="6C2FD937B50E5E1AFB244141B923FAC9" box="[1180,1315,1327,1348]" pageId="1" pageNumber="30" value="2002-05-21">21 May 2002</collectingDate>
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</date>
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.
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</materialsCitation>
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</paragraph>
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<paragraph id="086A061FB50E5E1AFC944122B8FAFAF3" blockId="1.[812,1452,1241,1492]" pageId="1" pageNumber="30">
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<materialsCitation id="B8BD0C42B50E5E1AFC944122B8CAFAEC" box="[812,1226,1356,1377]" collectionCode="ZRC, MOL" pageId="1" pageNumber="30" specimenCount="3" typeStatus="paratype">
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<typeStatus id="D76EB8BDB50E5E1AFC944122BFBBFAEC" box="[812,955,1356,1377]" pageId="1" pageNumber="30" type="paratype">PARATYPES</typeStatus>
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:
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<specimenCount id="1ED3CD96B50E5E1AFC7F4122BFFAFAEC" box="[967,1018,1356,1377]" pageId="1" pageNumber="30" type="generic">3 ex.</specimenCount>
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(
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<collectionCode id="6EC49EDAB50E5E1AFBB14122B83CFAEC" box="[1033,1084,1356,1377]" country="Singapore" httpUri="http://grbio.org/cool/16z4-1tbx" name="Zoological Reference Collection, National University of Singapore" pageId="1" pageNumber="30">ZRC</collectionCode>
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,
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||
<collectionCode id="6EC49EDAB50E5E1AFBF14122B882FAEC" box="[1097,1154,1356,1377]" country="Peru" lsid="urn:lsid:biocol.org:col:15530" name="Universidad Nacional Agraria La Molina" pageId="1" pageNumber="30" type="Herbarium">MOL</collectionCode>
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. 2974)
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</materialsCitation>
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;
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<materialsCitation id="B8BD0C42B50E5E1AFB6F4122B8F6FAF3" collectionCode="ZMA" pageId="1" pageNumber="30" specimenCount="3" typeStatus="holotype">
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<specimenCount id="1ED3CD96B50E5E1AFB6F4122B90AFAEC" box="[1239,1290,1356,1377]" pageId="1" pageNumber="30" type="generic">3 ex.</specimenCount>
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(
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<collectionCode id="6EC49EDAB50E5E1AFAA14122B953FAEC" box="[1305,1363,1356,1377]" country="Netherlands" httpUri="http://grbio.org/cool/a65z-wv6r" name="Universiteit van Amsterdam, Zoologisch Museum" pageId="1" pageNumber="30">ZMA</collectionCode>
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||
, Cat. nr. Moll. 179181), same site and date as
|
||
<typeStatus id="D76EB8BDB50E5E1AFB274107B8F6FAF3" box="[1183,1270,1385,1406]" pageId="1" pageNumber="30" type="holotype">holotype</typeStatus>
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</materialsCitation>
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.
|
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</paragraph>
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||
<paragraph id="086A061FB50E5E1AFC9441E8B803FA59" blockId="1.[812,1452,1241,1492]" pageId="1" pageNumber="30">
|
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OTHERS:
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||
<specimenCount id="1ED3CD96B50E5E1AFC2341E8BFDCFA16" box="[923,988,1414,1435]" pageId="1" pageNumber="30" type="generic">22 ex.</specimenCount>
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, length alive
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<quantity id="CF2DABFAB50E5E1AFBD141E8B8D3FA16" box="[1129,1235,1414,1435]" metricMagnitude="-2" metricUnit="m" metricValue="2.55" metricValueMax="3.1" metricValueMin="2.0" pageId="1" pageNumber="30" unit="mm" value="25.5" valueMax="31.0" valueMin="20.0">20-31 mm</quantity>
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||
, with egg strings,
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||
<date id="7C6B20DFB50E5E1AFA2B41E8BF97FA35" pageId="1" pageNumber="30" value="2002-05-21">21 May 2002</date>
|
||
; same site,
|
||
<date id="7C6B20DFB50E5E1AFBAB41CDB892FA35" box="[1043,1170,1443,1464]" pageId="1" pageNumber="30" value="2009-10-18">18 Oct.2009</date>
|
||
,
|
||
<specimenCount id="1ED3CD96B50E5E1AFB1841CDB8E0FA35" box="[1184,1248,1443,1464]" pageId="1" pageNumber="30" type="generic">12 ex.</specimenCount>
|
||
Length alive
|
||
<quantity id="CF2DABFAB50E5E1AFACA41CDBF54FA59" metricMagnitude="-2" metricUnit="m" metricValue="1.85" metricValueMax="2.2" metricValueMin="1.5" pageId="1" pageNumber="30" unit="mm" value="18.5" valueMax="22.0" valueMin="15.0">15-22 mm</quantity>
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, with egg strings.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="40CF5594B50E5E18FC944190BD39FEFA" lastPageId="3" lastPageNumber="32" pageId="1" pageNumber="30" type="etymology">
|
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<paragraph id="086A061FB50E5E1AFC944190B967F9B8" blockId="1.[812,1451,1533,1589]" pageId="1" pageNumber="30">
|
||
<emphasis id="3AA1DA0DB50E5E1AFC944190BFBEF998" bold="true" box="[812,958,1533,1558]" pageId="1" pageNumber="30">
|
||
<emphasis id="3AA1DA0DB50E5E1AFC944190BFA1F99B" bold="true" box="[812,929,1534,1558]" italics="true" pageId="1" pageNumber="30">Etymology</emphasis>
|
||
. –
|
||
</emphasis>
|
||
The species name is derived from the island state of
|
||
<collectingCountry id="70C2468FB50E5E1AFC3D4270BFF1F9B8" box="[901,1009,1566,1589]" name="Singapore" pageId="1" pageNumber="30">Singapore</collectingCountry>
|
||
where the specimens were found.
|
||
</paragraph>
|
||
<paragraph id="086A061FB50E5E1AFC944230B81DF898" blockId="1.[812,1451,1629,1813]" pageId="1" pageNumber="30">
|
||
<emphasis id="3AA1DA0DB50E5E1AFC944230B80BF9F8" bold="true" box="[812,1035,1629,1654]" pageId="1" pageNumber="30">
|
||
<emphasis id="3AA1DA0DB50E5E1AFC944230BFECF9FB" bold="true" box="[812,1004,1630,1654]" italics="true" pageId="1" pageNumber="30">Live colouration</emphasis>
|
||
. –
|
||
</emphasis>
|
||
Basic colour green from content of digestive gland. Ruddy specks over dorsal and ventral sides including foot sole, forming line over dorsal sides of rhinophores. Tubules of digestive gland lacking in tips of rhinophores and over posterior part of renopericardial prominence (
|
||
<figureCitation id="90EE1A9AB50E5E1AFC034290B80FF898" box="[955,1039,1790,1813]" captionStart="Fig" captionStartId="2.[137,173,2005,2026]" captionTargetBox="[137,1473,541,1979]" captionTargetId="figure-82@2.[137,1475,541,1979]" captionTargetPageId="2" captionText="Fig. 1. The four mangrove Elysia species: A, E. leucolegnote Jensen, 1990; B, E. singaporensis, new species; C, E. bangtawaensis Swennen, 1998; D, E. bengalensis, new species. A and B photographed in-situ, respectively Pak Phanang Bay and Singapore, C and D photographed in captivity. Ab, Bb, Cb, Db group photographed in-situ, respectively Pak Phanang Bay, Singapore, Bangtawa, and Andhra Pradesh (India). D and Db photographed by Dr. S. Bouillon." figureDoi="http://doi.org/10.5281/zenodo.4508362" httpUri="https://zenodo.org/record/4508362/files/figure.png" pageId="1" pageNumber="30">Fig. 1B</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="086A061FB50E5E19FC944350B8F3FE9A" blockId="1.[812,1452,1854,2101]" lastBlockId="2.[835,1474,192,279]" lastPageId="2" lastPageNumber="31" pageId="1" pageNumber="30">
|
||
<emphasis id="3AA1DA0DB50E5E1AFC944350B912F8DB" bold="true" box="[812,1298,1854,1878]" italics="true" pageId="1" pageNumber="30">External morphology of live specimens. –</emphasis>
|
||
Length alive up to
|
||
<quantity id="CF2DABFAB50E5E1AFCCB4330BFC7F8F8" box="[883,967,1886,1909]" metricMagnitude="-2" metricUnit="m" metricValue="3.1" pageId="1" pageNumber="30" unit="mm" value="31.0">31 mm</quantity>
|
||
. Eyes not conspicuous, wide apart behind rhinophores; rhinophores with groove over whole length. Lateral groove on right side from anterior border of right parapodium to foot; transversal groove dividing foot into two parts; anterior foot corners slightly extended, bluntly pointed; frontal border can be kept notched, but also smoothly curved; foot behind transverse groove weakly developed. Thin tributaries of digestive gland visible over whole body, missing in tips of rhinophores, over eyes, and sometimes partly above renopericardium. Renopericardial prominence long and narrow, tapering posteriorly, length three to four times width. Renal part posterior of cardial part, about 2/3 of total length, posterior with pair of major dorsal vessels and on each lateral side zero to two vessels, varying in number and position (
|
||
<figureCitation id="90EE1A9AB50D5E19FED745CEBDC2FE3A" box="[367,450,416,439]" captionStart="Fig" captionStartId="3.[113,149,1284,1305]" captionTargetBox="[118,1448,1119,1257]" captionTargetId="figure-268@3.[106,1456,1106,1265]" captionTargetPageId="3" captionText="Fig. 2. Renopericardial bulbs and attachments of dorsal vessels of: A,: Elysia leucolegnote; B, E. singaporensis, new species; C, E. bangtawaensis; D, E. bengalensis, new species. The highest variation in number of vessels is shown by E. singaporensis. Figures in the bulbs of this species indicate the number of specimens with that pattern found in a sample of 28 individuals." figureDoi="http://doi.org/10.5281/zenodo.4508364" httpUri="https://zenodo.org/record/4508364/files/figure.png" pageId="2" pageNumber="31">Fig. 2B</figureCitation>
|
||
). Renopore in vaginal aperture on dorsum at anterior right side of pericardium (
|
||
<figureCitation id="90EE1A9AB50D5E19FD1C45AEBEFBFE5A" box="[676,763,448,471]" captionStart="Fig" captionStartId="5.[113,149,2005,2026]" captionTargetBox="[113,1451,857,1978]" captionTargetId="figure-358@5.[113,1452,857,1978]" captionTargetPageId="5" captionText="Fig. 7. Position of vaginal apertures in: A, Elysia leucolegnote; B, E. singaporensis, new species; C: E. bangtawaensis; D, E. bengalensis, new species. E, part of an egg string of Elysia leucolegnote showing uninterrupted band of extra-capsular yolk; F, part of an egg string of E. singaporensis showing interrupted band of extra-capsular yolk and more than one ovum per capsule; G, E. singaporensis, new species, producing an egg string in algae in aquarium. Position of vaginal apertures indicated by arrow." figureDoi="http://doi.org/10.5281/zenodo.4508380" httpUri="https://zenodo.org/record/4508380/files/figure.png" pageId="2" pageNumber="31">Fig. 7B</figureCitation>
|
||
). Parapodia and body do not bear protuberances. Male aperture below right rhinophore; anus and oviducal apertures close together in upper part of lateral groove.
|
||
</paragraph>
|
||
<paragraph id="086A061FB50D5E18FCFB452EBD39FEFA" blockId="2.[835,1474,320,471]" lastBlockId="3.[113,752,192,375]" lastPageId="3" lastPageNumber="32" pageId="2" pageNumber="31">
|
||
<emphasis id="3AA1DA0DB50D5E19FCFB452EB81DFED5" bold="true" box="[835,1053,320,344]" pageId="2" pageNumber="31">
|
||
<emphasis id="3AA1DA0DB50D5E19FCFB452EB800FED5" bold="true" box="[835,1024,320,344]" italics="true" pageId="2" pageNumber="31">Internal features</emphasis>
|
||
. –
|
||
</emphasis>
|
||
Pharynx small, ascus on stalk, length
|
||
<quantity id="CF2DABFAB50D5E19FCFB450EBFC6FEFA" box="[835,966,352,375]" metricMagnitude="-1" metricUnit="m" metricValue="6.65" metricValueMax="7.6" metricValueMin="5.7" pageId="2" pageNumber="31" unit="mm" value="665.0" valueMax="760.0" valueMin="570.0">570-760 µm</quantity>
|
||
, height without ascus stalk
|
||
<quantity id="CF2DABFAB50D5E19FB5E450EB97EFEFA" box="[1254,1406,352,375]" metricMagnitude="-1" metricUnit="m" metricValue="5.9" metricValueMax="6.3" metricValueMin="5.5" pageId="2" pageNumber="31" unit="mm" value="590.0" valueMax="630.0" valueMin="550.0">550 to 630 µm</quantity>
|
||
(three
|
||
<quantity id="CF2DABFAB50D5E19FCFB45EEBF8EFE1A" box="[835,910,384,407]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="2" pageNumber="31" unit="mm" value="25.0">25 mm</quantity>
|
||
long specimens) (
|
||
<figureCitation id="90EE1A9AB50D5E19FBED45EEB8A9FE1A" box="[1109,1193,384,407]" captionStart="Fig" captionStartId="3.[114,150,1743,1764]" captionTargetBox="[120,1447,1433,1716]" captionTargetId="figure-543@3.[104,1460,1420,1729]" captionTargetPageId="3" captionText="Fig. 3. Lateral view of the shape of the pharynx: A, Elysia leucolegnote; B, E. singaporensis, new species; C: E. bangtawaensis; D, E. bengalensis, new species." figureDoi="http://doi.org/10.5281/zenodo.4508366" httpUri="https://zenodo.org/record/4508366/files/figure.png" pageId="2" pageNumber="31">Fig. 3B</figureCitation>
|
||
). Radula with 4 to 7 teeth including ghost teeth in ascending row,
|
||
<quantity id="CF2DABFAB50D5E19FB5445CEB943FE3A" box="[1260,1347,416,439]" metricMagnitude="-1" metricUnit="m" metricValue="1.905" metricValueMax="2.286" metricValueMin="1.524" pageId="2" pageNumber="31" unit="in" value="7.5" valueMax="9.0" valueMin="6.0">6 to 9 in</quantity>
|
||
descending row, few in ascus. Teeth narrow blade-shaped (
|
||
<figureCitation id="90EE1A9AB50D5E19FAE445AEB9B4FE5A" box="[1372,1460,448,471]" captionStart="Fig" captionStartId="3.[113,150,2063,2084]" captionTargetBox="[104,1460,1860,2050]" captionTargetId="figure-577@3.[104,1460,1860,2050]" captionTargetPageId="3" captionText="Fig. 4. Lateral view of the radular teeth: A, Elysia leucolegnote; B, E. singaporensis, new species; C, E. bangtawaensis; D, E. bengalensis, new species." figureDoi="http://doi.org/10.5281/zenodo.4508368" httpUri="https://zenodo.org/record/4508368/files/figure.png" pageId="2" pageNumber="31">Fig. 4B</figureCitation>
|
||
), used teeth often with slightly incurved tips, finely denticulate cutting edges. Tooth length
|
||
<quantity id="CF2DABFAB50C5E18FE27448EBE25FF7A" box="[415,549,224,247]" metricMagnitude="-1" metricUnit="m" metricValue="1.6" metricValueMax="1.8" metricValueMin="1.4" pageId="3" pageNumber="32" unit="mm" value="160.0" valueMax="180.0" valueMin="140.0">140-180 µm</quantity>
|
||
. Oesophagus short about as long as pharynx. Relatively massive intestine plicate near anus. Glandular tissue of digestive gland starts in main branches far from stomach (
|
||
<figureCitation id="90EE1A9AB50C5E18FE64452EBE30FEDA" box="[476,560,320,343]" captionStart="Fig" captionStartId="4.[136,171,1585,1606]" captionTargetBox="[139,1473,848,1558]" captionTargetId="figure-420@4.[121,1492,835,1573]" captionTargetPageId="4" captionText="Fig. 5. Dorsal view of the main parts of the digestive systems: A, E. leucolegnote; B, E. singaporensis; C, E. bangtawaensis. Legend: dg – digestive gland; in – intestine; oe – oesophagus; op – oesophageal pouch; ph – pharynx; st – stomach. Note that two specimens per species were studied for making the drawings. They were collected from the same site and day. When the distribution of the coloured glandular parts is influenced by the feeding condition then the differences do not indicate differences between species." figureDoi="http://doi.org/10.5281/zenodo.4508372" httpUri="https://zenodo.org/record/4508372/files/figure.png" pageId="3" pageNumber="32">Fig. 5B</figureCitation>
|
||
). Penis, unarmed, tapered, (
|
||
<figureCitation id="90EE1A9AB50C5E18FF6F450EBD2CFEFA" box="[215,300,352,375]" captionStart="Fig" captionStartId="4.[138,174,2063,2084]" captionTargetBox="[142,1473,1768,2034]" captionTargetId="figure-450@4.[131,1485,1756,2048]" captionTargetPageId="4" captionText="Fig. 6. Shape of the penis of: A, Elysia leucolegnote; B, E. singaporensis, new species; C, E. bangtawaensis; D, E. bengalensis, new species." figureDoi="http://doi.org/10.5281/zenodo.4508374" httpUri="https://zenodo.org/record/4508374/files/figure.png" pageId="3" pageNumber="32">Fig. 6B</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="5CAA5697B50D5E19FF3143BBBF3CF7CD" ID-DOI="http://doi.org/10.5281/zenodo.4508362" ID-Zenodo-Dep="4508362" httpUri="https://zenodo.org/record/4508362/files/figure.png" pageId="2" pageNumber="31" startId="2.[137,173,2005,2026]" targetBox="[137,1473,541,1979]" targetPageId="2">
|
||
<paragraph id="086A061FB50D5E19FF3143BBBF3CF7CD" blockId="2.[137,1474,2004,2112]" pageId="2" pageNumber="31">
|
||
Fig. 1. The four mangrove
|
||
<taxonomicName id="CFD57D9CB50D5E19FE1943BBBDDEF867" box="[417,478,2005,2026]" class="Gastropoda" family="Plakobranchidae" genus="Elysia" kingdom="Animalia" order="Sacoglossa" pageId="2" pageNumber="31" phylum="Mollusca" rank="genus">
|
||
<emphasis id="3AA1DA0DB50D5E19FE1943BBBDDEF867" box="[417,478,2005,2026]" italics="true" pageId="2" pageNumber="31">Elysia</emphasis>
|
||
</taxonomicName>
|
||
species:
|
||
<emphasis id="3AA1DA0DB50D5E19FD8743BABE50F864" bold="true" box="[575,592,2004,2025]" pageId="2" pageNumber="31">A</emphasis>
|
||
,
|
||
<taxonomicName id="CFD57D9CB50D5E19FDD843BBBF86F867" authority="Jensen, 1990" authorityName="Jensen" authorityYear="1990" box="[608,902,2005,2026]" class="Gastropoda" family="Plakobranchidae" genus="Elysia" kingdom="Animalia" order="Sacoglossa" pageId="2" pageNumber="31" phylum="Mollusca" rank="species" species="leucolegnote">
|
||
<emphasis id="3AA1DA0DB50D5E19FDD843BBBEFBF867" box="[608,763,2005,2026]" italics="true" pageId="2" pageNumber="31">E. leucolegnote</emphasis>
|
||
<bibRefCitation id="6C447BEEB50D5E19FCBC43BBBF86F867" author="Jensen, K" box="[772,902,2005,2026]" pageId="2" pageNumber="31" pagination="419 - 432" refId="ref6576" refString="Jensen, K. R., 1990. Three new species of Ascoglossa (Mollusca, Opisthobranchia) from Hong Kong, and a description of the internal anatomy of Costasiella pallida Jensen, 1985. In: Morton, B. (ed.), Proceedings of the Second International Marine Biological Workshop: the Marine Flora and Fauna of Hong Kong and Southern China, Hong Kong, 1986: 419 - 432. Hong Kong University Press." type="journal article" year="1990">Jensen, 1990</bibRefCitation>
|
||
</taxonomicName>
|
||
;
|
||
<emphasis id="3AA1DA0DB50D5E19FC2C43BABFAAF864" bold="true" box="[916,938,2004,2025]" pageId="2" pageNumber="31">B,</emphasis>
|
||
<taxonomicName id="CFD57D9CB50D5E19FC0B43BBB858F867" authority="Cornelis & Kees & Swennen, 2011" authorityName="Cornelis & Kees & Swennen" authorityYear="2011" box="[947,1112,2005,2026]" class="Gastropoda" family="Plakobranchidae" genus="Elysia" kingdom="Animalia" order="Sacoglossa" pageId="2" pageNumber="31" phylum="Mollusca" rank="species" species="singaporensis" status="sp. nov.">
|
||
<emphasis id="3AA1DA0DB50D5E19FC0B43BBB858F867" box="[947,1112,2005,2026]" italics="true" pageId="2" pageNumber="31">E. singaporensis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="21926776B50D5E19FBD043BBB8E4F867" box="[1128,1252,2005,2026]" pageId="2" pageNumber="31" rank="species">new species</taxonomicNameLabel>
|
||
;
|
||
<emphasis id="3AA1DA0DB50D5E19FB4943BAB902F864" bold="true" box="[1265,1282,2004,2025]" pageId="2" pageNumber="31">C</emphasis>
|
||
,
|
||
<taxonomicName id="CFD57D9CB50D5E19FAAA43BBBD22F78B" authority="Swennen, 1998" authorityName="Swennen" authorityYear="1998" class="Gastropoda" family="Plakobranchidae" genus="Elysia" kingdom="Animalia" order="Sacoglossa" pageId="2" pageNumber="31" phylum="Mollusca" rank="species" species="bangtawaensis">
|
||
<emphasis id="3AA1DA0DB50D5E19FAAA43BBB9C2F867" box="[1298,1474,2005,2026]" italics="true" pageId="2" pageNumber="31">E. bangtawaensis</emphasis>
|
||
<bibRefCitation id="6C447BEEB50D5E19FF31439FBD22F78B" author="Swennen, C" box="[137,290,2033,2054]" pageId="2" pageNumber="31" pagination="33 - 39" refId="ref6963" refString="Swennen, C., 1998. Two new gastropods, Elysia bangtawaensis and E. siamensis from southern Thailand. Bulletin Zoologisch Museum, University of Amsterdam, 16 (6), 1997: 33 - 39." type="journal article" year="1998">Swennen, 1998</bibRefCitation>
|
||
</taxonomicName>
|
||
;
|
||
<emphasis id="3AA1DA0DB50D5E19FE96439FBD3FF78B" bold="true" box="[302,319,2033,2054]" pageId="2" pageNumber="31">D</emphasis>
|
||
,
|
||
<taxonomicName id="CFD57D9CB50D5E19FEF6439CBDDFF78A" authority="Cornelis & Kees & Swennen, 2011" authorityName="Cornelis & Kees & Swennen" authorityYear="2011" box="[334,479,2034,2055]" class="Gastropoda" family="Plakobranchidae" genus="Elysia" kingdom="Animalia" order="Sacoglossa" pageId="2" pageNumber="31" phylum="Mollusca" rank="species" species="bengalensis" status="sp. nov.">
|
||
<emphasis id="3AA1DA0DB50D5E19FEF6439CBDDFF78A" box="[334,479,2034,2055]" italics="true" pageId="2" pageNumber="31">E. bengalensis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="21926776B50D5E19FE56439FBE69F78B" box="[494,617,2033,2054]" pageId="2" pageNumber="31" rank="species">new species</taxonomicNameLabel>
|
||
. A and B photographed in-situ, respectively Pak Phanang Bay and Singapore, C and D photographed in captivity.
|
||
<emphasis id="3AA1DA0DB50D5E19FE094C60BE58F7AE" bold="true" box="[433,600,2062,2083]" pageId="2" pageNumber="31">Ab, Bb, Cb, Db</emphasis>
|
||
group photographed in-situ, respectively Pak Phanang Bay, Singapore, Bangtawa, and Andhra Pradesh (India). D and Db photographed by Dr. S. Bouillon.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="40CF5594B50C5E18FFC945CEBD4AFDFA" pageId="3" pageNumber="32" type="biology_ecology">
|
||
<paragraph id="086A061FB50C5E18FFC945CEBD4AFDFA" blockId="3.[113,753,416,631]" pageId="3" pageNumber="32">
|
||
<emphasis id="3AA1DA0DB50C5E18FFC945CEBCDFFE35" bold="true" box="[113,223,416,440]" pageId="3" pageNumber="32">
|
||
<emphasis id="3AA1DA0DB50C5E18FFC945CEBCC5FE35" bold="true" box="[113,197,416,440]" italics="true" pageId="3" pageNumber="32">Biology</emphasis>
|
||
. –
|
||
</emphasis>
|
||
Egg strings have been found in May and October. Strings had 3–4 ova per capsule, but older string had one veliger per capsule. Yellow extra-capsular yolk, in interrupted line over whole length of string (
|
||
<figureCitation id="90EE1A9AB50C5E18FE7E466EBE30FD9A" box="[454,560,512,535]" captionStart="Fig" captionStartId="5.[113,149,2005,2026]" captionTargetBox="[113,1451,857,1978]" captionTargetId="figure-358@5.[113,1452,857,1978]" captionTargetPageId="5" captionText="Fig. 7. Position of vaginal apertures in: A, Elysia leucolegnote; B, E. singaporensis, new species; C: E. bangtawaensis; D, E. bengalensis, new species. E, part of an egg string of Elysia leucolegnote showing uninterrupted band of extra-capsular yolk; F, part of an egg string of E. singaporensis showing interrupted band of extra-capsular yolk and more than one ovum per capsule; G, E. singaporensis, new species, producing an egg string in algae in aquarium. Position of vaginal apertures indicated by arrow." figureDoi="http://doi.org/10.5281/zenodo.4508380" httpUri="https://zenodo.org/record/4508380/files/figure.png" pageId="3" pageNumber="32">Fig.7F, G</figureCitation>
|
||
). The strings were irregular on algae, but more or less in counter-clockwise, loose spirals on glass in captivity. The longest measured string was
|
||
<quantity id="CF2DABFAB50C5E18FF51460EBD46FDFA" box="[233,326,608,631]" metricMagnitude="-1" metricUnit="m" metricValue="3.2" pageId="3" pageNumber="32" unit="mm" value="320.0">320 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |