243 lines
31 KiB
XML
243 lines
31 KiB
XML
<document id="3D788ADE2EE65347DA56D31EBF663F0E" ID-CLB-Dataset="6330" ID-DOI="10.5281/zenodo.4690007" ID-GBIF-Dataset="0baa733e-6e79-4600-a069-3a1a9f87fbec" ID-ISSN="1638-9387" ID-Zenodo-Dep="4690007" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1618438256252" checkinUser="felipe" docAuthor="Monniot, Françoise & Monniot, Claude" docDate="2008" docId="CF5AF0013B3D5C24E849FB43FECBC745" docLanguage="fr" docName="Zoosystema.30.4.799-872.pdf" docOrigin="Zoosystema 30 (4)" docStyle="DocumentStyle:2A9C6F9EA5F90D98170D9E0D9CA29375.4:Zoosystema.2000-2008.journal_article.type1" docStyleId="2A9C6F9EA5F90D98170D9E0D9CA29375" docStyleName="Zoosystema.2000-2008.journal_article.type1" docStyleVersion="4" docTitle="Eudistoma diasterum Monniot & Monniot 2008, n. sp." docType="treatment" docVersion="7" lastPageNumber="840" masterDocId="336388793B1A5C0EEB52FFEEFFBAC617" masterDocTitle="Compléments sur la diversité des ascidies (Ascidiacea, Tunicata) de l’ouest Pacifique tropical" masterLastPageNumber="872" masterPageNumber="799" pageNumber="838" updateTime="1698936655835" updateUser="ExternalLinkService" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="BD071E3621E5765B473B9ED706DE4C1E">
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<mods:title id="BC5F504BE25ACA7884CBE5F913FDD33D">Compléments sur la diversité des ascidies (Ascidiacea, Tunicata) de l’ouest Pacifique tropical</mods:title>
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</mods:titleInfo>
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<mods:name id="683D07D3B5A8C6E3B5F5CF014AE80774" type="personal">
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<mods:roleTerm id="DE40A85C8C2B9574CAEFD89AC577E4B7">Author</mods:roleTerm>
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<mods:namePart id="91780770C33396A87B736C888660FC6B">Monniot, Françoise</mods:namePart>
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<mods:name id="4175628E2CF028DB161A8EA6D21D091D" type="personal">
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<mods:roleTerm id="E7E7FC5F87BFFE8CFDAEB787AF9DDDF2">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="561A64C5D1B311541678CE429A6AE244">Monniot, Claude</mods:namePart>
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<mods:affiliation id="3AE4D142DBAE3ACD175FE1B2171E8B1C">Muséum national d’Histoire naturelle, Département Milieux et Peuplements aquatiques, case postale 51, 57 rue Cuvier, F- 75231 Paris cedex 05 (France) monniot @ mnhn. fr</mods:affiliation>
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<mods:nameIdentifier id="EA101A3A8D9F7FEBE33C68B3E783501A" type="email">monniot@mnhn.fr</mods:nameIdentifier>
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<mods:typeOfResource id="FAD36698BF8BC1AA750218CF35E462AA">text</mods:typeOfResource>
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<mods:title id="9273108B86C2C8E8EFB0DEA9575A187E">Zoosystema</mods:title>
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</mods:titleInfo>
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<mods:part id="B2F1AB3B8C5F39558C33F7ECC7815050">
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<mods:date id="E55F2B7012F730BA604BE2A523EE802D">2008</mods:date>
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<mods:detail id="A09CE0A8FB860059FC4F20B6C95A476A" type="volume">
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<mods:number id="539726FB5A282EFA1E83E78E15A122F4">30</mods:number>
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<mods:detail id="FB454A9B51099DA92EF174FE9608A91E" type="issue">
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<mods:number id="8AA5EAB60F9D5746A4125FF60F5E37E1">4</mods:number>
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<mods:end id="AEFC0E6EEB70886640FBB433BE210745">872</mods:end>
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<mods:classification id="584FFA0F8D6387965EFDA8090F57596F">journal article</mods:classification>
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<mods:identifier id="AFA6EDB695B3F81956951F4EB2596242" type="DOI">10.5281/zenodo.4690007</mods:identifier>
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<mods:identifier id="8772600BBAAFEA0622CD162455469125" type="GBIF-Dataset">0baa733e-6e79-4600-a069-3a1a9f87fbec</mods:identifier>
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<mods:identifier id="A16D80F4D98A580A03C88A010EF01736" type="ISSN">1638-9387</mods:identifier>
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<treatment id="CF5AF0013B3D5C24E849FB43FECBC745" ID-DOI="http://doi.org/10.5281/zenodo.4893694" ID-GBIF-Taxon="182485191" ID-Zenodo-Dep="4893694" LSID="urn:lsid:plazi:treatment:CF5AF0013B3D5C24E849FB43FECBC745" httpUri="http://treatment.plazi.org/id/CF5AF0013B3D5C24E849FB43FECBC745" lastPageId="42" lastPageNumber="840" pageId="39" pageNumber="838">
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<subSubSection id="0FE9129C3B3D5C29E849FB43FBFEC2DE" box="[795,1092,1197,1225]" pageId="39" pageNumber="838" type="nomenclature">
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<paragraph id="474C41173B3D5C29E849FB43FBFEC2DE" blockId="39.[795,1092,1197,1257]" box="[795,1092,1197,1225]" pageId="39" pageNumber="838">
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<heading id="1C04F67B3B3D5C29E849FB43FBFEC2DE" box="[795,1092,1197,1225]" centered="true" fontSize="11" level="2" pageId="39" pageNumber="838" reason="2">
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<taxonomicName id="80F33A943B3D5C29E849FB43FBB8C2DF" authority="Monniot & Monniot, 2008" authorityName="Monniot & Monniot" authorityYear="2008" box="[795,1026,1197,1224]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="39" pageNumber="838" phylum="Chordata" rank="species" species="diasterum" status="sp. nov.">
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<emphasis id="75879D053B3D5C29E849FB43FBB8C2DF" bold="true" box="[795,1026,1197,1224]" italics="true" pageId="39" pageNumber="838">Eudistoma diasterum</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="6EB4207E3B3D5C29EF5BFB40FBFEC2DE" box="[1033,1092,1198,1225]" pageId="39" pageNumber="838" rank="species">n. sp.</taxonomicNameLabel>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="0FE9129C3B3D5C29E80FFB20FBBAC2FE" box="[861,1024,1230,1257]" pageId="39" pageNumber="838" type="description">
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<paragraph id="474C41173B3D5C29E80FFB20FBBAC2FE" blockId="39.[795,1092,1197,1257]" box="[861,1024,1230,1257]" pageId="39" pageNumber="838">
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(
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<figureCitation id="DFC85D923B3D5C29E836FB20FC0EC2FE" box="[868,948,1230,1257]" captionStart="FIG" captionStartId="40.[113,124,1316,1333]" captionTargetId="figure-19@40.[111,1212,213,1274]" captionTargetPageId="40" captionText="FIG. 51. — Eudistoma diasterum n. sp.: A, thorax; B, gonades; C, poche incubatrice; D, tube digestif; E, larve. Échelles: A-C, 2 mm; D, E, 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="39" pageNumber="838">Figs 51</figureCitation>
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;
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||
<figureCitation id="DFC85D923B3D5C29E894FB20FC42C2FE" box="[966,1016,1230,1257]" captionStart="FIG" captionStartId="68.[113,124,1635,1652]" captionTargetBox="[125,1198,215,1458]" captionTargetId="figure-19@68.[125,1199,214,1458]" captionTargetPageId="68" captionText="FIG. 77. — A, Sidneioides japonense Redikorzev, 1913; B, Pseudodistoma coronatum Monniot F. & Monniot C., 1996; C, Cystodytes multipapillatus Monniot F., 1988; D, Eudistoma diasterum n. sp.; E, E. dioicum n. sp.; F, E. inauratum Monniot F. & Monniot C., 2001." figureDoi="http://doi.org/10.5281/zenodo.4690199" httpUri="https://zenodo.org/record/4690199/files/figure.png" pageId="39" pageNumber="838">77D</figureCitation>
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)
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</paragraph>
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||
</subSubSection>
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<subSubSection id="0FE9129C3B3D5C29E9F7FAE9FB8BC3C4" pageId="39" pageNumber="838" type="materials_examined">
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<paragraph id="474C41173B3D5C29E9F7FAE9FC8DC379" blockId="39.[675,1211,1286,1390]" pageId="39" pageNumber="838">
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<materialsCitation id="F79B4B4A3B3D5C29E9F7FAE9FC8DC379" ID-GBIF-Occurrence="3125611303" collectingDate="2004-07-08" collectionCode="MNHN" collectorName="N. J. Pilcher" country="Malaysia" elevation="26" latitude="4.2342334" location="Mabul Island" longLatPrecision="1" longitude="118.560234" municipality="Mabalay Reef" pageId="39" pageNumber="838" specimenCode="A3, EUD 296" specimenCount="1" stateProvince="Sabah" typeStatus="holotype">
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<typeStatus id="9848FFB53B3D5C29E9F7FAE9FCB5C30A" box="[677,783,1287,1310]" pageId="39" pageNumber="838" type="holotype">HOLOTYPE</typeStatus>
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. —
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<emphasis id="75879D053B3D5C29E812FAE8FC21C309" bold="true" box="[832,923,1286,1310]" pageId="39" pageNumber="838">
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<collectingCountry id="3FE401873B3D5C29E812FAE8FC2DC309" box="[832,919,1286,1310]" name="Malaysia" pageId="39" pageNumber="838">Malaisie</collectingCountry>
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.
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</emphasis>
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<collectingRegion id="85378FF53B3D5C29E8F1FAE9FC5BC308" box="[931,993,1287,1311]" country="Malaysia" name="Sabah" pageId="39" pageNumber="838">Sabah</collectingRegion>
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,
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||
<collectingMunicipality id="A728DB6D3B3D5C29E8BFFAE9FBC3C308" box="[1005,1145,1287,1311]" pageId="39" pageNumber="838">Mabalay Reef</collectingMunicipality>
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,
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<quantity id="800BECF23B3D5C29EFD6FAE9FB03C308" box="[1156,1209,1287,1311]" metricMagnitude="3" metricUnit="m" metricValue="8.0" pageId="39" pageNumber="838" unit="km" value="8.0">8 km</quantity>
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west of
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<location id="422C17CC3B3D5C29E9BFFACFFCD4C32E" LSID="urn:lsid:plazi:treatment:CF5AF0013B3D5C24E849FB43FECBC745:422C17CC3B3D5C29E9BFFACFFCD4C32E" box="[749,878,1313,1337]" country="Malaysia" latitude="4.2342334" longLatPrecision="1" longitude="118.560234" municipality="Mabalay Reef" name="Mabul Island" pageId="39" pageNumber="838" stateProvince="Sabah">Mabul Island</location>
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,
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<geoCoordinate id="22C727D03B3D5C29E824FACFFC50C32E" box="[886,1002,1313,1337]" degrees="4" direction="north" minutes="14.054" orientation="latitude" pageId="39" pageNumber="838" precision="1" value="4.2342334">4°14.054’N</geoCoordinate>
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,
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<geoCoordinate id="22C727D03B3D5C29E8A1FACFFBC1C32E" box="[1011,1147,1313,1337]" degrees="118" direction="east" minutes="33.614" orientation="longitude" pageId="39" pageNumber="838" precision="1" value="118.560234">118°33.614’E</geoCoordinate>
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,
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<quantity id="800BECF23B3D5C29EFD6FACFFB0DC32E" box="[1156,1207,1313,1337]" metricMagnitude="1" metricUnit="m" metricValue="2.6" pageId="39" pageNumber="838" unit="m" value="26.0">
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<elevation id="CCDEA6243B3D5C29EFD6FACFFB0DC32E" box="[1156,1207,1313,1337]" metricMagnitude="1" metricUnit="m" metricValue="2.6" pageId="39" pageNumber="838" unit="m" value="26.0">26 m</elevation>
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</quantity>
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,
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<date id="334D67D73B3D5C29E9F1FAD2FCA9C343" box="[675,787,1340,1364]" pageId="39" pageNumber="838" value="2004-07-08">
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<collectingDate id="23099E3F3B3D5C29E9F1FAD2FCA9C343" box="[675,787,1340,1364]" pageId="39" pageNumber="838" value="2004-07-08">8.VII.2004</collectingDate>
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</date>
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||
, coll.
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||
<collectorName id="EA0624C13B3D5C29E81BFAD2FC7BC343" box="[841,961,1340,1364]" pageId="39" pageNumber="838">N. J. Pilcher</collectorName>
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, 0PHG1354-G (
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||
<collectionCode id="21E2D9D23B3D5C29EF36FAD2FB02C343" box="[1124,1208,1340,1364]" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="39" pageNumber="838">MNHN</collectionCode>
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<specimenCode id="1755E96C3B3D5C29E9F1FAB8FD05C379" box="[675,703,1366,1390]" collectionCode="MNHN" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="39" pageNumber="838">A3</specimenCode>
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<specimenCode id="1755E96C3B3D5C29E994FAB8FC91C379" box="[710,811,1366,1390]" collectionCode="EUD" pageId="39" pageNumber="838">EUD 296</specimenCode>
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).
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||
</materialsCitation>
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||
</paragraph>
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||
<paragraph id="474C41173B3D5C29E9F7FA69FB8BC3C4" blockId="39.[674,1211,1413,1491]" pageId="39" pageNumber="838">
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<collectionCode id="21E2D9D23B3D5C29E9F7FA69FC35C38A" box="[677,911,1415,1439]" pageId="39" pageNumber="838">AUTRE MATÉRIEL EXAMINÉ</collectionCode>
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||
. —
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||
<emphasis id="75879D053B3D5C29E8E4FA6BFBB0C38A" bold="true" box="[950,1034,1413,1437]" pageId="39" pageNumber="838">
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<collectingCountry id="3FE401873B3D5C29E8E4FA6BFBBCC38A" box="[950,1030,1413,1437]" name="Malaysia" pageId="39" pageNumber="838">Malaisie</collectingCountry>
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.
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||
</emphasis>
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||
<collectingRegion id="85378FF53B3D5C29EF5FFA68FBFCC389" box="[1037,1094,1414,1438]" country="Malaysia" name="Sabah" pageId="39" pageNumber="838">Sabah</collectingRegion>
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, Manampili, Semporna region,
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<date id="334D67D73B3D5C29E806FA4EFC6BC3AF" box="[852,977,1440,1464]" pageId="39" pageNumber="838" value="2004-07-27">27.VII.2004</date>
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||
, 6 m, coll. N. J. Pilcher, 0PHG1493-H (
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||
<collectionCode id="21E2D9D23B3D5C29E811FA55FC2DC3C4" box="[835,919,1467,1491]" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="39" pageNumber="838">MNHN</collectionCode>
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A3
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||
<collectionCode id="21E2D9D23B3D5C29E892FA55FC4FC3C4" box="[960,1013,1467,1491]" pageId="39" pageNumber="838">EUD</collectionCode>
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297).
|
||
</paragraph>
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||
</subSubSection>
|
||
<subSubSection id="0FE9129C3B3D5C24E9F7FA05FECBC745" lastPageId="42" lastPageNumber="841" pageId="39" pageNumber="838" type="description">
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<paragraph id="474C41173B3D5C29E9F7FA05FB9BC015" blockId="39.[677,1057,1514,1539]" box="[677,1057,1514,1539]" pageId="39" pageNumber="838">
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||
ÉTYMOLOGIE. — Du latin
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||
<emphasis id="75879D053B3D5C29E8F8FA05FC6EC015" box="[938,980,1515,1538]" italics="true" pageId="39" pageNumber="838">aster</emphasis>
|
||
: étoile.
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||
</paragraph>
|
||
<paragraph id="474C41173B3D5C29E9F7F9C5FC8FC054" blockId="39.[675,1210,1579,1700]" box="[677,821,1579,1605]" pageId="39" pageNumber="838">DESCRIPTION</paragraph>
|
||
<paragraph id="474C41173B3D5C26E9F7F9A4FF69C0B3" blockId="39.[675,1210,1579,1700]" lastBlockId="40.[112,648,1420,1700]" lastPageId="40" lastPageNumber="839" pageId="39" pageNumber="838">
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||
Les colonies (
|
||
<figureCitation id="DFC85D923B3D5C29E87DF9A4FC35C072" box="[815,911,1610,1637]" captionStart="FIG" captionStartId="68.[113,124,1635,1652]" captionTargetBox="[125,1198,215,1458]" captionTargetId="figure-19@68.[125,1199,214,1458]" captionTargetPageId="68" captionText="FIG. 77. — A, Sidneioides japonense Redikorzev, 1913; B, Pseudodistoma coronatum Monniot F. & Monniot C., 1996; C, Cystodytes multipapillatus Monniot F., 1988; D, Eudistoma diasterum n. sp.; E, E. dioicum n. sp.; F, E. inauratum Monniot F. & Monniot C., 2001." figureDoi="http://doi.org/10.5281/zenodo.4690199" httpUri="https://zenodo.org/record/4690199/files/figure.png" pageId="39" pageNumber="838">Fig. 77D</figureCitation>
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||
) sont encroûtantes, en larges coussins de consistance ferme. L’épaisseur est de
|
||
<quantity id="800BECF23B3D5C29E9F7F967FD60C0B3" box="[677,730,1673,1700]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="39" pageNumber="838" unit="cm" value="2.0">2 cm</quantity>
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||
et la longueur peut atteindre
|
||
<quantity id="800BECF23B3D5C29EF4FF967FBDBC0B3" box="[1053,1121,1673,1700]" metricMagnitude="-1" metricUnit="m" metricValue="8.0" pageId="39" pageNumber="838" unit="cm" value="80.0">80 cm</quantity>
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||
selon le collecteur. La couleur générale est crème ou jaune verdâtre avec des marbrures un peu plus foncées. La surface est lisse ponctuée par les ouvertures des siphons qui sont assez espacées et marquées de 6 points blancs (
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||
<figureCitation id="DFC85D923B325C26EA48F9E4FE3DC032" box="[282,391,1546,1573]" captionStart="FIG" captionStartId="68.[113,124,1635,1652]" captionTargetBox="[125,1198,215,1458]" captionTargetId="figure-19@68.[125,1199,214,1458]" captionTargetPageId="68" captionText="FIG. 77. — A, Sidneioides japonense Redikorzev, 1913; B, Pseudodistoma coronatum Monniot F. & Monniot C., 1996; C, Cystodytes multipapillatus Monniot F., 1988; D, Eudistoma diasterum n. sp.; E, E. dioicum n. sp.; F, E. inauratum Monniot F. & Monniot C., 2001." figureDoi="http://doi.org/10.5281/zenodo.4690199" httpUri="https://zenodo.org/record/4690199/files/figure.png" pageId="40" pageNumber="839">Fig. 77D</figureCitation>
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). Les siphons buccaux sont disposés en cercles irréguliers autour des orifices cloacaux groupés au centre. L’aspect général rappelle une constellation d’étoiles, d’où le nom d’espèce.
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||
</paragraph>
|
||
<paragraph id="474C41173B325C26EBD5FF0DFB21C208" pageId="40" pageNumber="839">A C D E D, E</paragraph>
|
||
<paragraph id="474C41173B325C26E977FED9FE6AC7FB" pageId="40" pageNumber="839">B A-C</paragraph>
|
||
<caption id="138C119F3B325C26EB23FACAFF6FC35C" ID-DOI="http://doi.org/10.5281/zenodo.4893732" ID-Zenodo-Dep="4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="40" pageNumber="839" startId="40.[113,124,1316,1333]" targetBox="[111,1212,213,1274]" targetPageId="40">
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||
<paragraph id="474C41173B325C26EB23FACAFF6FC35C" blockId="40.[113,1209,1315,1355]" pageId="40" pageNumber="839">
|
||
FIG. 51.
|
||
<emphasis id="75879D053B325C26EBE1FACDFEC3C323" box="[179,377,1315,1332]" italics="true" pageId="40" pageNumber="839">
|
||
—
|
||
<taxonomicName id="80F33A943B325C26EB98FACDFEC3C323" authority="Monniot & Monniot, 2008" authorityName="Monniot & Monniot" authorityYear="2008" box="[202,377,1315,1332]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="40" pageNumber="839" phylum="Chordata" rank="species" species="diasterum" status="sp. nov.">Eudistoma diasterum</taxonomicName>
|
||
</emphasis>
|
||
<taxonomicNameLabel id="6EB4207E3B325C26EA2CFACAFE17C322" box="[382,429,1316,1333]" pageId="40" pageNumber="839" rank="species">n. sp.</taxonomicNameLabel>
|
||
:
|
||
<emphasis id="75879D053B325C26EAEAFACDFE7FC323" bold="true" box="[440,453,1315,1332]" pageId="40" pageNumber="839">A</emphasis>
|
||
, thorax;
|
||
<emphasis id="75879D053B325C26E942FACDFDA7C323" bold="true" box="[528,541,1315,1332]" pageId="40" pageNumber="839">B</emphasis>
|
||
, gonades;
|
||
<emphasis id="75879D053B325C26E929FACDFD33C323" bold="true" box="[635,649,1315,1332]" pageId="40" pageNumber="839">C</emphasis>
|
||
, poche incubatrice;
|
||
<emphasis id="75879D053B325C26E866FACDFCF8C323" bold="true" box="[820,834,1315,1332]" pageId="40" pageNumber="839">D</emphasis>
|
||
, tube digestif;
|
||
<emphasis id="75879D053B325C26E8EDFACDFC71C323" bold="true" box="[959,971,1315,1332]" pageId="40" pageNumber="839">E</emphasis>
|
||
, larve. Échelles: A-C, 2 mm; D, E, 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="474C41173B325C27E9E9FA62FC71C7C6" blockId="40.[675,1212,1420,1700]" lastBlockId="41.[674,1212,216,1130]" lastPageId="41" lastPageNumber="840" pageId="40" pageNumber="839">
|
||
La tunique est ferme, translucide dans le formol, sans incrustation ni pelotes fécales. Quelques grains pigmentaires foncés sont situés dans la tunique autour des siphons et au contact des zoïdes. Fixés, les zoïdes sont incolores, mais selon le collecteur leur couleur en vie était bleue ou violette. Les plus grands zoïdes, contractés, mesurent
|
||
<quantity id="800BECF23B325C26EF15F9A4FB3CC072" box="[1095,1158,1610,1637]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="40" pageNumber="839" unit="cm" value="1.0">1 cm</quantity>
|
||
. Les siphons cloacaux sont plus longs que les siphons buccaux (
|
||
<figureCitation id="DFC85D923B325C26E85CF967FCCAC0B3" box="[782,880,1673,1700]" captionStart="FIG" captionStartId="40.[113,124,1316,1333]" captionTargetId="figure-19@40.[111,1212,213,1274]" captionTargetPageId="40" captionText="FIG. 51. — Eudistoma diasterum n. sp.: A, thorax; B, gonades; C, poche incubatrice; D, tube digestif; E, larve. Échelles: A-C, 2 mm; D, E, 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="40" pageNumber="839">Fig. 51A</figureCitation>
|
||
). Les muscles longitudinaux se prolongent en deux forts faisceaux sur l’abdomen.Il existe un espace imperforé antérieur et postérieur à la branchie. Vingt-cinq stigmates au moins ont été comptés d’un côté dans le deuxième rang, ils sont plus nombreux dans le premier rang, lequel est un peu relevé dorsalement. Une poche incubatrice pédonculée est appendue à la base du thorax (
|
||
<figureCitation id="DFC85D923B335C27EF1BFED9FB17C745" box="[1097,1197,311,338]" captionStart="FIG" captionStartId="40.[113,124,1316,1333]" captionTargetId="figure-19@40.[111,1212,213,1274]" captionTargetPageId="40" captionText="FIG. 51. — Eudistoma diasterum n. sp.: A, thorax; B, gonades; C, poche incubatrice; D, tube digestif; E, larve. Échelles: A-C, 2 mm; D, E, 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="41" pageNumber="840">Fig. 51C</figureCitation>
|
||
). Elle existe déjà, isolée par un fort étranglement, avant la maturation des embryons. Trois embryons peuvent être incubés simultanément, mais un seul à la fois est bien développé.
|
||
</paragraph>
|
||
<paragraph id="474C41173B335C27E9E9FE3BFBDCC27D" blockId="41.[674,1212,216,1130]" pageId="41" pageNumber="840">
|
||
L’abdomen (
|
||
<figureCitation id="DFC85D923B335C27E812FE3BFC27C7E7" box="[832,925,469,496]" captionStart="FIG" captionStartId="40.[113,124,1316,1333]" captionTargetId="figure-19@40.[111,1212,213,1274]" captionTargetPageId="40" captionText="FIG. 51. — Eudistoma diasterum n. sp.: A, thorax; B, gonades; C, poche incubatrice; D, tube digestif; E, larve. Échelles: A-C, 2 mm; D, E, 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="41" pageNumber="840">Fig. 51B</figureCitation>
|
||
) est épais, terminé avec un prolongement vasculaire. La boucle digestive est droite (
|
||
<figureCitation id="DFC85D923B335C27E9A5FDFBFCE4C427" box="[759,862,533,560]" captionStart="FIG" captionStartId="40.[113,124,1316,1333]" captionTargetId="figure-19@40.[111,1212,213,1274]" captionTargetPageId="40" captionText="FIG. 51. — Eudistoma diasterum n. sp.: A, thorax; B, gonades; C, poche incubatrice; D, tube digestif; E, larve. Échelles: A-C, 2 mm; D, E, 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="41" pageNumber="840">Fig. 51D</figureCitation>
|
||
), l’estomac a une paroi lisse. Le post-estomac est court suivi d’un intestin moyen nettement délimité marqué d’un épaississement en anneau. Les gonades sont logées dans la boucle intestinale. L’ovaire est central entouré d’un anneau de vésicules testiculaires qui disparaissent à la maturation des ovocytes. L’oviducte est particulièrement large. Les larves (
|
||
<figureCitation id="DFC85D923B335C27E81FFD1CFC1DC51A" box="[845,935,754,781]" captionStart="FIG" captionStartId="40.[113,124,1316,1333]" captionTargetId="figure-19@40.[111,1212,213,1274]" captionTargetPageId="40" captionText="FIG. 51. — Eudistoma diasterum n. sp.: A, thorax; B, gonades; C, poche incubatrice; D, tube digestif; E, larve. Échelles: A-C, 2 mm; D, E, 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="41" pageNumber="840">Fig. 51E</figureCitation>
|
||
) ont une forme sphérique. Elles sont particulièrement grosses avec un tronc de
|
||
<quantity id="800BECF23B335C27E9F1FCDCFD5EC55A" box="[675,740,818,845]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="41" pageNumber="840" unit="mm" value="2.0">2 mm</quantity>
|
||
de long. La queue ne décrit que ¼ de tour. Les 3 papilles adhésives en plateau sont séparées par 4 vésicules épidermiques impaires, arrondies. De chaque côté, à la base des papilles, se situe un renflement transversal avec une indentation médiane plus ou moins marquée.De fines expansions filiformes sont présentes dans la partie antérieure du tronc de la larve (
|
||
<figureCitation id="DFC85D923B335C27E81DFBFEFC11C23C" box="[847,939,1040,1067]" captionStart="FIG" captionStartId="40.[113,124,1316,1333]" captionTargetId="figure-19@40.[111,1212,213,1274]" captionTargetPageId="40" captionText="FIG. 51. — Eudistoma diasterum n. sp.: A, thorax; B, gonades; C, poche incubatrice; D, tube digestif; E, larve. Échelles: A-C, 2 mm; D, E, 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4893732" httpUri="https://zenodo.org/record/4893732/files/figure.png" pageId="41" pageNumber="840">Fig. 51E</figureCitation>
|
||
).Trois rangs de nombreux stigmates sont déjà visibles ainsi que l’ébauche de l’intestin. Ocelle et otolithe sont présents.
|
||
</paragraph>
|
||
<paragraph id="474C41173B335C27E9F7FB61FC9DC2B0" blockId="41.[674,1212,1167,1700]" box="[677,807,1167,1193]" pageId="41" pageNumber="840">REMARQUES</paragraph>
|
||
<paragraph id="474C41173B335C27E9F7FB40FC3DC370" blockId="41.[674,1212,1167,1700]" pageId="41" pageNumber="840">
|
||
<taxonomicName id="80F33A943B335C27E9F7FB40FD65C2FE" authority="Monniot F. & Monniot C., 2006" authorityName="Monniot F. & Monniot C." authorityYear="2006" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="41" pageNumber="840" phylum="Chordata" rank="species" species="laboutei">
|
||
<emphasis id="75879D053B335C27E9F7FB40FCCFC2DF" box="[677,885,1198,1224]" italics="true" pageId="41" pageNumber="840">Eudistoma laboutei</emphasis>
|
||
Monniot F. & Monniot C., 2006
|
||
</taxonomicName>
|
||
de
|
||
<collectingCountry id="3FE401873B335C27E85AFB20FC3DC2FE" box="[776,903,1230,1257]" name="Madagascar" pageId="41" pageNumber="840">Madagascar</collectingCountry>
|
||
a des larves qui ressemblent beaucoup à celles d’
|
||
<taxonomicName id="80F33A943B335C27E82EFB00FBB8C310" authority="Monniot & Monniot, 2008" authorityName="Monniot & Monniot" authorityYear="2008" box="[892,1026,1261,1287]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="41" pageNumber="840" phylum="Chordata" rank="species" species="diasterum" status="sp. nov.">
|
||
<emphasis id="75879D053B335C27E82EFB00FBB8C310" box="[892,1026,1261,1287]" italics="true" pageId="41" pageNumber="840">E. diasterum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="6EB4207E3B335C27EF5BFB03FBFDC31F" box="[1033,1095,1261,1288]" pageId="41" pageNumber="840" rank="species">n. sp.</taxonomicNameLabel>
|
||
, mais elles sont beaucoup plus petites et il n’y a pas de poche incubatrice. Les colonies des deux espèces ont une forme très différente.
|
||
</paragraph>
|
||
<paragraph id="474C41173B335C27E9E9FA82FC17C011" blockId="41.[674,1212,1167,1700]" pageId="41" pageNumber="840">
|
||
Par la forme des colonies et de grosses larves, cette nouvelle espèce pourrait faire penser à
|
||
<taxonomicName id="80F33A943B335C27EF6EFA62FB09C3B1" authorityName="Kott" authorityYear="2001" box="[1084,1203,1420,1446]" class="Ascidiacea" family="Didemnidae" genus="Polysyncraton" kingdom="Animalia" order="Enterogona" pageId="41" pageNumber="840" phylum="Chordata" rank="species" species="glaucum">
|
||
<emphasis id="75879D053B335C27EF6EFA62FB09C3B1" box="[1084,1203,1420,1446]" italics="true" pageId="41" pageNumber="840">E. glaucum</emphasis>
|
||
</taxonomicName>
|
||
, mais il n’y a ici ni sédiment, ni pelotes fécales dans la tunique. La présence d’une véritable poche incubatrice est originale.
|
||
</paragraph>
|
||
<caption id="138C119F3B335C27EB23FA17FE31C037" ID-DOI="http://doi.org/10.5281/zenodo.4690131" ID-Zenodo-Dep="4690131" httpUri="https://zenodo.org/record/4690131/files/figure.png" pageId="41" pageNumber="840" startId="41.[113,124,1529,1546]" targetBox="[117,643,215,1486]" targetPageId="41">
|
||
<paragraph id="474C41173B335C27EB23FA17FE31C037" blockId="41.[113,648,1528,1568]" pageId="41" pageNumber="840">
|
||
FIG. 52. —
|
||
<taxonomicName id="80F33A943B335C27EB9BFA16FED2C01E" authority="Monniot & Monniot, 2008" authorityName="Monniot & Monniot" authorityYear="2008" box="[201,360,1528,1545]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="41" pageNumber="840" phylum="Chordata" rank="species" species="dioicum" status="sp. nov.">
|
||
<emphasis id="75879D053B335C27EB9BFA16FED2C01E" box="[201,360,1528,1545]" italics="true" pageId="41" pageNumber="840">Eudistoma dioicum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="6EB4207E3B335C27EA3EFA17FE21C01D" box="[364,411,1529,1546]" pageId="41" pageNumber="840" rank="species">n. sp.</taxonomicNameLabel>
|
||
;
|
||
<emphasis id="75879D053B335C27EAF4FA16FE09C01E" bold="true" box="[422,435,1528,1545]" pageId="41" pageNumber="840">A</emphasis>
|
||
,
|
||
<emphasis id="75879D053B335C27EAEEFA16FE73C01E" bold="true" box="[444,457,1528,1545]" pageId="41" pageNumber="840">B</emphasis>
|
||
, deux zoïdes;
|
||
<emphasis id="75879D053B335C27E910FA16FDEAC01E" bold="true" box="[578,592,1528,1545]" pageId="41" pageNumber="840">C</emphasis>
|
||
, larve. Échelles: A, B, 1 mm; C, 0,5 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="474C41173B335C24E9E9F9E4FECBC745" blockId="41.[674,1212,1167,1700]" lastBlockId="42.[111,647,216,338]" lastPageId="42" lastPageNumber="841" pageId="41" pageNumber="840">
|
||
La description d’
|
||
<taxonomicName id="80F33A943B335C27E831F9E5FB3EC032" authority="Tokioka, 1967" authorityName="Tokioka" authorityYear="1967" box="[867,1156,1546,1573]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="41" pageNumber="840" phylum="Chordata" rank="species" species="marianense">
|
||
<emphasis id="75879D053B335C27E831F9E5FC56C033" box="[867,1004,1547,1572]" italics="true" pageId="41" pageNumber="840">E.marianense</emphasis>
|
||
<bibRefCitation id="23623CE63B335C27E8A2F9E4FB3EC032" author="TOKIOKA T." box="[1008,1156,1546,1573]" pageId="41" pageNumber="840" pagination="1 - 242" refId="ref38374" refString="TOKIOKA T. 1967. - Pacific Tunicata of the United States National Museum. Bulletin of the United States National Museum 251: 1 - 242." type="journal article" year="1967">Tokioka, 1967</bibRefCitation>
|
||
</taxonomicName>
|
||
nous a incités à examiner le
|
||
<typeStatus id="9848FFB53B335C27E8D9F9C4FC03C052" box="[907,953,1578,1605]" pageId="41" pageNumber="840">type</typeStatus>
|
||
de cette espèce (USNM 11470) obligeamment prêté par la Smithsonian Institution; la larve correspond exactement au dessin de Tokioka et est donc différente de celle d’
|
||
<taxonomicName id="80F33A943B305C24EBD7FF37FEBEC6E5" authority="Monniot & Monniot, 2008" authorityName="Monniot & Monniot" authorityYear="2008" box="[133,260,216,242]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="42" pageNumber="841" phylum="Chordata" rank="species" species="diasterum" status="sp. nov.">
|
||
<emphasis id="75879D053B305C24EBD7FF37FEBEC6E5" box="[133,260,216,242]" italics="true" pageId="42" pageNumber="841">E. diasterum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="6EB4207E3B305C24EA5BFF36FEFAC6E4" box="[265,320,216,243]" pageId="42" pageNumber="841" rank="species">n. sp.</taxonomicNameLabel>
|
||
Bien que beaucoup plus grande ici, la larve ressemble à celle d’
|
||
<taxonomicName id="80F33A943B305C24EAE8FF16FF16C725" authority="Kott, 1998" authorityName="Kott" authorityYear="1998" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Enterogona" pageId="42" pageNumber="841" phylum="Chordata" rank="species" species="incubitum">
|
||
<emphasis id="75879D053B305C24EAE8FF16FDFEC706" box="[442,580,247,273]" italics="true" pageId="42" pageNumber="841">E. incubitum</emphasis>
|
||
Kott, 1998
|
||
</taxonomicName>
|
||
. Les zoïdes sont différents en particulier par le nombre de stigmates.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |