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<document id="2D876F158EF5D16C4A1EE5680DA9F863" ID-DOI="10.5281/zenodo.5399797" ID-ISSN="1638-9387" ID-Zenodo-Dep="5399797" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630332745144" checkinUser="marcus" docAuthor="Monniot, Françoise &amp; Monniot, Claude" docDate="2006" docId="F11D0437FFB54B06FCE683A5E6B5FC0C" docLanguage="fr" docName="Zoosystema.2006.28.1.113-156.pdf" docOrigin="Zoosystema 28 (1)" docStyle="DocumentStyle:2A9C6F9EA5F90D98170D9E0D9CA29375.4:Zoosystema.2000-2008.journal_article.type1" docStyleId="2A9C6F9EA5F90D98170D9E0D9CA29375" docStyleName="Zoosystema.2000-2008.journal_article.type1" docStyleVersion="4" docTitle="Eudistoma laboutei Monniot &amp; Monniot 2006, n. sp." docType="treatment" docVersion="4" lastPageNumber="138" masterDocId="0D247C4FFFAD4B1FFFC38251E238FFA7" masterDocTitle="Ascidies (Polyclinidae, Pseudodistomidae et Polycitoridae) de l’ouest de l’océan Indien" masterLastPageNumber="156" masterPageNumber="113" pageNumber="137" updateTime="1699231481374" updateUser="plazi" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0" zenodo-license-treatments="UNSPECIFIED">
<mods:mods id="470419AF458E2EB6AE69CF1CF6E3EAF9" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="A98FFB3A5845BFFEA214C89E84C56C18">
<mods:title id="FD45FD0611B91D08CA69532EF3923159">Ascidies (Polyclinidae, Pseudodistomidae et Polycitoridae) de l’ouest de l’océan Indien</mods:title>
</mods:titleInfo>
<mods:name id="11E9C7B444C5E8C03F2A6732BA81BEC6" type="personal">
<mods:role id="04958442961C783603AFE6CF342110DC">
<mods:roleTerm id="98404B8B2BE1BF9FAFFB887037C6B1B6">Author</mods:roleTerm>
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<mods:namePart id="45C3928ED03E1E413B16F7EABCE11108">Monniot, Françoise</mods:namePart>
</mods:name>
<mods:name id="196FBE68A1CB20D21AC9ECAE3E1E02E0" type="personal">
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<mods:namePart id="59792C990E5539F2D6EA787DD02AEE2C">Monniot, Claude</mods:namePart>
<mods:affiliation id="54DCF6D156458C8D1DCFF760EAB75DCC">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>
<mods:nameIdentifier id="FACF226E743C4E0CA2D638B3724FA721" type="email">monniot@mnhn.fr</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource id="9A9D2836621B7BEF0AF5A242B90A4C2F">text</mods:typeOfResource>
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<mods:titleInfo id="0462CE72715D7B6AB83C239AB6985020">
<mods:title id="D15325094CABCF038F80B27C59A4E930">Zoosystema</mods:title>
</mods:titleInfo>
<mods:part id="D93DE21B7D5311C12B22B9511DF14483">
<mods:date id="A87F731DBB1C177D86FAC91FC7B66130">2006</mods:date>
<mods:detail id="AECC0B9A84ADA6FAB4F6CF91536E7601" type="volume">
<mods:number id="6AFBF919DDF860C5E27C211B716DF327">28</mods:number>
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<mods:number id="2445E4239BFF5F9941F864255D133D59">1</mods:number>
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<mods:start id="5FE51BCB01A1E3069DBF5AA76E9496F2">113</mods:start>
<mods:end id="BAE8FDE45038A96ACCBFC5DC21CC7B8C">156</mods:end>
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<mods:classification id="CF332377257D608704E188E8097EFEA2">journal article</mods:classification>
<mods:identifier id="1D0F1B46A3FADBC630A9068197DCF998" type="DOI">10.5281/zenodo.5399797</mods:identifier>
<mods:identifier id="35C9679C6E240214E866A148647B367C" type="ISSN">1638-9387</mods:identifier>
<mods:identifier id="3CD38673D247E29247B2F1F545A8C4A4" type="Zenodo-Dep">5399797</mods:identifier>
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<treatment id="F11D0437FFB54B06FCE683A5E6B5FC0C" ID-DOI="http://doi.org/10.5281/zenodo.5475350" ID-Zenodo-Dep="5475350" LSID="urn:lsid:plazi:treatment:F11D0437FFB54B06FCE683A5E6B5FC0C" httpUri="http://treatment.plazi.org/id/F11D0437FFB54B06FCE683A5E6B5FC0C" lastPageId="25" lastPageNumber="138" pageId="24" pageNumber="137">
<subSubSection id="31AEE6AAFFB54B07FCE683A5E601FDA8" box="[805,1081,500,527]" pageId="24" pageNumber="137" type="nomenclature">
<paragraph id="790BB521FFB54B07FCE683A5E601FDA8" blockId="24.[805,1081,500,559]" box="[805,1081,500,527]" pageId="24" pageNumber="137">
<heading id="2243024DFFB54B07FCE683A5E601FDA8" box="[805,1081,500,527]" centered="true" fontSize="11" level="2" pageId="24" pageNumber="137" reason="2">
<taxonomicName id="BEB4CEA2FFB54B07FCE683A5E1C0FDA8" ID-CoL="3C29Q" authority="Monniot &amp; Monniot, 2006" authorityName="Monniot &amp; Monniot" authorityYear="2006" box="[805,1016,500,527]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Aplousobranchia" pageId="24" pageNumber="137" phylum="Chordata" rank="species" species="laboutei" status="sp. nov.">
<emphasis id="4BC06933FFB54B07FCE683A5E1C0FDA8" bold="true" box="[805,1016,500,527]" italics="true" pageId="24" pageNumber="137">Eudistoma laboutei</emphasis>
</taxonomicName>
<taxonomicNameLabel id="50F3D448FFB54B07FC3D83A4E601FDA8" box="[1022,1081,501,527]" pageId="24" pageNumber="137" rank="species">n. sp.</taxonomicNameLabel>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="31AEE6AAFFB54B07FCA38044E1C6FD88" box="[864,1022,532,559]" pageId="24" pageNumber="137" type="description">
<paragraph id="790BB521FFB54B07FCA38044E1C6FD88" blockId="24.[805,1081,500,559]" box="[864,1022,532,559]" pageId="24" pageNumber="137">
(
<figureCitation id="E18FA9A4FFB54B07FCA48044E18EFD88" box="[871,950,532,559]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="24" pageNumber="137">Figs 15</figureCitation>
;
<figureCitation id="E18FA9A4FFB54B07FC0B8044E1CFFD88" box="[968,1015,533,559]" captionStart="FIG" captionStartId="39.[113,124,1657,1674]" captionTargetBox="[134,1189,215,1536]" captionTargetId="figure-21@39.[134,1189,214,1539]" captionTargetPageId="39" captionText="FIG. 27. — A, Eudistoma laboutei n. sp. (photo P. Laboute); B, Eudistoma punctatum Monniot &amp; Monniot, 2001 (photo P. Laboute); C, D, Eudistoma niveum n. sp. (photo CRRF)." figureDoi="http://doi.org/10.5281/zenodo.5399851" httpUri="https://zenodo.org/record/5399851/files/figure.png" pageId="24" pageNumber="137">27A</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="31AEE6AAFFB54B07FD66801FE62AFD6D" pageId="24" pageNumber="137" type="materials_examined">
<paragraph id="790BB521FFB54B07FD66801FE6A4FD27" blockId="24.[677,1210,589,640]" pageId="24" pageNumber="137">
<materialsCitation id="C9DCBF7CFFB54B07FD66801FE6A4FD27" collectingDate="1992-07-15" collectionCode="MNHN" collectorName="P. Laboute" country="Madagascar" elevation="27" location="Madagascar" pageId="24" pageNumber="137" specimenCode="A3, EUD 262" specimenCount="1" typeStatus="holotype">
<typeStatus id="A60F0B83FFB54B07FD66801FE131FDC3" box="[677,777,590,613]" pageId="24" pageNumber="137" type="holotype">HOLOTYPE</typeStatus>
. —
<emphasis id="4BC06933FFB54B07FCF1801FE190FDC1" bold="true" box="[818,936,590,614]" pageId="24" pageNumber="137">
<collectingCountry id="01A3F5B1FFB54B07FCF1801FE19BFDC1" box="[818,931,590,614]" name="Madagascar" pageId="24" pageNumber="137">Madagascar</collectingCountry>
.
</emphasis>
Nosy-Be,
<quantity id="BE4C18C4FFB54B07FBC6801FE60FFDC2" box="[1029,1079,590,614]" metricMagnitude="1" metricUnit="m" metricValue="2.7" pageId="24" pageNumber="137" unit="m" value="27.0">
<elevation id="F2995212FFB54B07FBC6801FE60FFDC2" box="[1029,1079,590,614]" metricMagnitude="1" metricUnit="m" metricValue="2.7" pageId="24" pageNumber="137" unit="m" value="27.0">27 m</elevation>
</quantity>
,
<date id="0D0A93E1FFB54B07FBFC801CE68EFDC2" box="[1087,1206,589,613]" pageId="24" pageNumber="137" value="1992-07-15">
<collectingDate id="1D4E6A09FFB54B07FBFC801CE68EFDC2" box="[1087,1206,589,613]" pageId="24" pageNumber="137" value="1992-07-15">15.VII.1992</collectingDate>
</date>
, coll.
<collectorName id="D441D0F7FFB54B07FD178038E105FD27" box="[724,829,616,640]" pageId="24" pageNumber="137">P. Laboute</collectorName>
, 1 colonie (
<collectionCode id="1FA52DE4FFB54B07FC6D8039E63AFD27" box="[942,1026,616,640]" 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="24" pageNumber="137">MNHN</collectionCode>
<specimenCode id="29121D5AFFB54B07FBCA8039E6A9FD27" box="[1033,1169,616,640]" 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="24" pageNumber="137">A3 EUD 262</specimenCode>
).
</materialsCitation>
</paragraph>
<paragraph id="790BB521FFB54B07FD6680C8E62AFD6D" blockId="24.[677,1209,664,714]" pageId="24" pageNumber="137">ÉTYMOLOGIE. — Espèce dédiée à Pierre Laboute qui l’a récoltée et photographiée en plongée.</paragraph>
</subSubSection>
<subSubSection id="31AEE6AAFFB54B06FD6680A2E6B5FC0C" lastPageId="25" lastPageNumber="138" pageId="24" pageNumber="137" type="description">
<paragraph id="790BB521FFB54B07FD6680A2E10DFCAC" blockId="24.[677,1210,755,1700]" box="[677,821,755,781]" pageId="24" pageNumber="137">DESCRIPTION</paragraph>
<paragraph id="790BB521FFB54B07FD668142E12CFBAD" blockId="24.[677,1210,755,1700]" pageId="24" pageNumber="137">
Les colonies isolées et pédonculées sont dressées sur un fond sédimentaire (
<figureCitation id="E18FA9A4FFB54B07FC748163E62FFCEB" box="[951,1047,818,844]" captionStart="FIG" captionStartId="39.[113,124,1657,1674]" captionTargetBox="[134,1189,215,1536]" captionTargetId="figure-21@39.[134,1189,214,1539]" captionTargetPageId="39" captionText="FIG. 27. — A, Eudistoma laboutei n. sp. (photo P. Laboute); B, Eudistoma punctatum Monniot &amp; Monniot, 2001 (photo P. Laboute); C, D, Eudistoma niveum n. sp. (photo CRRF)." figureDoi="http://doi.org/10.5281/zenodo.5399851" httpUri="https://zenodo.org/record/5399851/files/figure.png" pageId="24" pageNumber="137">Fig. 27A</figureCitation>
). Seule la partie supérieure nue et transparente dépasse du sédiment. La colonie
<typeStatus id="A60F0B83FFB54B07FCE38123E176FC2B" box="[800,846,882,908]" pageId="24" pageNumber="137">type</typeStatus>
de
<quantity id="BE4C18C4FFB54B07FCBA8120E189FC2B" box="[889,945,881,908]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="24" pageNumber="137" unit="cm" value="2.0">2 cm</quantity>
de diamètre, portée sur un pédoncule plus étroit de
<quantity id="BE4C18C4FFB54B07FC0D81C0E63AFC0C" box="[974,1026,913,939]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="24" pageNumber="137" unit="cm" value="1.0">1 cm</quantity>
de long, incrusté de sable, est ancrée par une touffe de rhizoïdes eux-mêmes incrustés de sable, aussi longue que la colonie.
</paragraph>
<paragraph id="790BB521FFB54B07FD788641E606FAC1" blockId="24.[677,1210,755,1700]" pageId="24" pageNumber="137">
La tunique est translucide, molle, et devient vitreuse après fixation; elle contient des cellules pigmentaires rondes qui deviennent noires dans le formol. Les zoïdes sont groupés en rosettes de trois à cinq zoïdes. Ils sont allongés, mesurent jusqu’à
<quantity id="BE4C18C4FFB54B07FD6686FFE0CAFB6F" box="[677,754,1198,1225]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="24" pageNumber="137" unit="mm" value="15.0">15 mm</quantity>
de long (
<figureCitation id="E18FA9A4FFB54B07FC9386FFE196FB6E" box="[848,942,1198,1225]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="24" pageNumber="137">Fig. 15A</figureCitation>
). Non contracté, le thorax atteint
<quantity id="BE4C18C4FFB54B07FD33869FE108FB4F" box="[752,816,1230,1256]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="24" pageNumber="137" unit="mm" value="3.0">3 mm</quantity>
de long (
<figureCitation id="E18FA9A4FFB54B07FC51869CE1CAFB4F" box="[914,1010,1229,1256]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="24" pageNumber="137">Fig. 15B</figureCitation>
). Les deux siphons ont six lobes. Le siphon cloacal, plus long que le siphon buccal, est renflé. La musculature thoracique est faible, composée de fibres longitudinales et transversales entrecroisées en feutrage.
</paragraph>
<paragraph id="790BB521FFB54B07FD78873CE1EDF982" blockId="24.[677,1210,755,1700]" pageId="24" pageNumber="137">Le premier rang de stigmates, relevé dorsalement, contient une trentaine de perforations de chaque côté, les deux suivants environ 25. Chaque demirang a des stigmates courts aux deux extrémités, dont la longueur croit régulièrement pour devenir très longs au centre du rang.</paragraph>
<paragraph id="790BB521FFB54B06FD78847AE2E5F9C3" blockId="24.[677,1210,755,1700]" lastBlockId="25.[113,646,1546,1700]" lastPageId="25" lastPageNumber="138" pageId="24" pageNumber="137">
Des cellules rondes et foncées sont dispersées sur la moitié postérieure de l’abdomen. L’abdomen est particulièrement long et porte un ou plusieurs prolongements vasculaires terminaux (
<figureCitation id="E18FA9A4FFB54B07FB8B84D8E695F903" box="[1096,1197,1673,1700]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="24" pageNumber="137">Fig. 15A</figureCitation>
). L’estomac (
<figureCitation id="E18FA9A4FFB44B06FF29845BE373F982" box="[234,331,1546,1573]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="25" pageNumber="138">Fig. 15C</figureCitation>
) très postérieur montre deux côtes longitudinales. La boucle digestive est droite et fermée.
</paragraph>
<caption id="2DCBE5A9FFB44B06FFB287CAE31BFA7E" ID-DOI="http://doi.org/10.5281/zenodo.5399827" ID-Zenodo-Dep="5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="25" pageNumber="138" startId="25.[113,124,1435,1452]" targetBox="[113,643,222,1393]" targetPageId="25">
<paragraph id="790BB521FFB44B06FFB287CAE31BFA7E" blockId="25.[113,646,1435,1497]" pageId="25" pageNumber="138">
FIG. 15. —
<taxonomicName id="BEB4CEA2FFB44B06FF0B87CAE35BFA0B" authority="Monniot &amp; Monniot, 2006" authorityName="Monniot &amp; Monniot" authorityYear="2006" box="[200,355,1435,1452]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Aplousobranchia" pageId="25" pageNumber="138" phylum="Chordata" rank="species" species="laboutei" status="sp. nov.">
<emphasis id="4BC06933FFB44B06FF0B87CAE35BFA0B" box="[200,355,1435,1452]" italics="true" pageId="25" pageNumber="138">Eudistoma laboutei</emphasis>
</taxonomicName>
<taxonomicNameLabel id="50F3D448FFB44B06FEA487CAE3ADFA0B" box="[359,405,1435,1452]" pageId="25" pageNumber="138" rank="species">n.sp.</taxonomicNameLabel>
:
<emphasis id="4BC06933FFB44B06FE5C87CAE394FA0B" bold="true" box="[415,428,1435,1452]" pageId="25" pageNumber="138">A</emphasis>
, zoïde;
<emphasis id="4BC06933FFB44B06FE2F87CAE3C1FA0B" bold="true" box="[492,505,1435,1452]" pageId="25" pageNumber="138">B</emphasis>
, détail du thorax;
<emphasis id="4BC06933FFB44B06FFB287E0E247FA65" bold="true" box="[113,127,1457,1474]" pageId="25" pageNumber="138">C</emphasis>
, détail de l’abdomen;
<emphasis id="4BC06933FFB44B06FE8387E0E376FA65" bold="true" box="[320,334,1457,1474]" pageId="25" pageNumber="138">D</emphasis>
, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm.
</paragraph>
</caption>
<paragraph id="790BB521FFB44B06FF4B843BE153FD88" blockId="25.[113,646,1546,1700]" lastBlockId="25.[677,1211,216,559]" pageId="25" pageNumber="138">
Les gonades sont logées postérieurement à l’estomac avec des vésicules testiculaires denses et un ovaire central (
<figureCitation id="E18FA9A4FFB44B06FCFD8289E1A7FF54" box="[830,927,216,243]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="25" pageNumber="138">Fig. 15C</figureCitation>
). Un à trois embryons sont incubés dans la cavité cloacale (
<figureCitation id="E18FA9A4FFB44B06FC2582A6E67CFEB5" box="[998,1092,247,274]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="25" pageNumber="138">Fig. 15B</figureCitation>
). Les larves (
<figureCitation id="E18FA9A4FFB44B06FD6F8346E133FE95" box="[684,779,279,306]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="25" pageNumber="138">Fig. 15D</figureCitation>
) mesurent
<quantity id="BE4C18C4FFB44B06FCBD8346E1DAFE95" box="[894,994,279,306]" metricMagnitude="-4" metricUnit="m" metricValue="7.5" pageId="25" pageNumber="138" unit="mm" value="0.75">0,75 mm</quantity>
. Elles possèdent trois papilles adhésives courtes et larges, intercalées avec quatre vésicules épidermiques épaisses. De chaque côté, les papilles sont bordées d’un gros repli tissulaire transverse, ce qui caractérise cette espèce. Deux rangs de stigmates sont bien formés dans les larves (
<figureCitation id="E18FA9A4FFB44B06FD2E8384E177FE57" box="[749,847,469,496]" captionStart="FIG" captionStartId="25.[113,124,1435,1452]" captionTargetBox="[113,643,222,1393]" captionTargetId="figure-20@25.[87,700,192,1425]" captionTargetPageId="25" captionText="FIG. 15. — Eudistoma laboutei n.sp.: A, zoïde; B, détail du thorax; C, détail de l’abdomen; D, larve. Échelles: A, 5 mm; B, 2 mm; C, 1 mm; D, 0,5 mm." figureDoi="http://doi.org/10.5281/zenodo.5399827" httpUri="https://zenodo.org/record/5399827/files/figure.png" pageId="25" pageNumber="138">Fig. 15D</figureCitation>
). La queue décrit un demi-tour du tronc. Des cellules foncées sont présentes dispersées dans tout le tronc.
</paragraph>
<paragraph id="790BB521FFB44B06FD668004E110FDCA" blockId="25.[677,1210,597,939]" box="[677,808,597,623]" pageId="25" pageNumber="138">REMARQUES</paragraph>
<paragraph id="790BB521FFB44B06FD668025E67BFCAB" blockId="25.[677,1210,597,939]" pageId="25" pageNumber="138">Les colonies en éléments pédonculés isolés, ancrés dans le sédiment, l’absence de sable dans la partie supérieure globuleuse et molle, la coloration claire de la tunique, la structure simple des larves ne rappellent aucune des espèces décrites.</paragraph>
<paragraph id="790BB521FFB44B06FD788143E6B5FC0C" blockId="25.[677,1210,597,939]" pageId="25" pageNumber="138">
<taxonomicName id="BEB4CEA2FFB44B06FD788143E682FC8B" authority="Monniot F., 2001 d'Afrique" box="[699,1210,786,813]" class="Ascidiacea" family="Polycitoridae" genus="Eudistoma" kingdom="Animalia" order="Aplousobranchia" pageId="25" pageNumber="138" phylum="Chordata" rank="species" species="occultum">
<emphasis id="4BC06933FFB44B06FD788143E1B3FC8B" box="[699,907,786,812]" italics="true" pageId="25" pageNumber="138">Eudistoma occultum</emphasis>
Monniot F., 2001 d’Afrique
</taxonomicName>
du Sud a également une grosse excroissance latérale aux papilles adhésives de la larve. Il diffère par une colonie divisée en plusieurs lobes issus d’une base commune. La larve est nettement plus petite.
</paragraph>
</subSubSection>
</treatment>
</document>
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