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<document id="40A944A3F1EC320FDE922687ABC9FF1B" 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 &amp; Monniot, Claude" docDate="2008" docId="CF5AF0013B105C05EA59FB20FCC8C33F" 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="Didemnum pitipiri Monniot C. &amp; Monniot F. 1987" docType="treatment" docVersion="7" lastPageNumber="810" masterDocId="336388793B1A5C0EEB52FFEEFFBAC617" masterDocTitle="Compléments sur la diversité des ascidies (Ascidiacea, Tunicata) de louest Pacifique tropical" masterLastPageNumber="872" masterPageNumber="799" pageNumber="809" 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:title id="F8D13DAA485FFF634892F51BA31FA288">Compléments sur la diversité des ascidies (Ascidiacea, Tunicata) de louest Pacifique tropical</mods:title>
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<mods:namePart id="CF63667E055E2AB59EF5BD92263890B1">Monniot, Françoise</mods:namePart>
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<mods:namePart id="8121D4A096671A5FB7151D69570F02F5">Monniot, Claude</mods:namePart>
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<treatment id="CF5AF0013B105C05EA59FB20FCC8C33F" ID-DOI="http://doi.org/10.5281/zenodo.4893659" ID-GBIF-Taxon="182485226" ID-Zenodo-Dep="4893659" LSID="urn:lsid:plazi:treatment:CF5AF0013B105C05EA59FB20FCC8C33F" httpUri="http://treatment.plazi.org/id/CF5AF0013B105C05EA59FB20FCC8C33F" lastPageId="11" lastPageNumber="810" pageId="10" pageNumber="809">
<subSubSection id="0FE9129C3B105C04EA59FB20FD8AC31F" pageId="10" pageNumber="809" type="nomenclature">
<paragraph id="474C41173B105C04EA59FB20FD8AC31F" blockId="10.[200,560,1229,1320]" pageId="10" pageNumber="809">
<heading id="1C04F67B3B105C04EA59FB20FD8AC31F" centered="true" fontSize="11" level="2" pageId="10" pageNumber="809" reason="3">
?
<taxonomicName id="80F33A943B105C04EA49FB23FD8AC31F" authority="Monniot C. &amp; Monniot F., 1987" authorityName="Monniot C. &amp; Monniot F." authorityYear="1987" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="10" pageNumber="809" phylum="Chordata" rank="species" species="pitipiri">
<emphasis id="75879D053B105C04EA49FB23FE57C2F0" bold="true" box="[283,493,1229,1256]" italics="true" pageId="10" pageNumber="809">Didemnum pitipiri</emphasis>
Monniot C. &amp; Monniot F., 1987
</taxonomicName>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="0FE9129C3B105C04EA44FAE3FE58C33F" box="[278,482,1293,1320]" pageId="10" pageNumber="809" type="description">
<paragraph id="474C41173B105C04EA44FAE3FE58C33F" blockId="10.[200,560,1229,1320]" box="[278,482,1293,1320]" pageId="10" pageNumber="809">
(
<figureCitation id="DFC85D923B105C04EA4FFAE3FED7C33F" box="[285,365,1293,1320]" captionStart="FIG" captionStartId="11.[176,187,954,971]" captionTargetBox="[104,1219,205,926]" captionTargetId="figure-15@11.[104,1219,205,926]" captionTargetPageId="11" captionText="FIG. 14. —? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987: A, thorax; B, C, abdomens; D, larve. Échelle: 0,3 μm." figureDoi="http://doi.org/10.5281/zenodo.4690053" httpUri="https://zenodo.org/record/4690053/files/figure.png" pageId="10" pageNumber="809">Figs 14</figureCitation>
;
<figureCitation id="DFC85D923B105C04EA2CFAE3FE20C33F" box="[382,410,1293,1320]" captionStart="FIG" captionStartId="12.[113,124,717,734]" captionTargetBox="[115,644,215,676]" captionTargetId="figure-19@12.[115,645,214,676]" captionTargetPageId="12" captionText="FIG. 15. —? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987, spicules. Échelle: 10 μm." figureDoi="http://doi.org/10.5281/zenodo.4690057" httpUri="https://zenodo.org/record/4690057/files/figure.png" pageId="10" pageNumber="809">15</figureCitation>
;
<figureCitation id="DFC85D923B105C04EAFEFAE3FE61C33F" box="[428,475,1293,1320]" captionStart="FIG" captionStartId="65.[113,124,1658,1675]" captionTargetId="figure-15@65.[124,1198,214,1457]" captionTargetPageId="65" captionText="FIG. 74. — A,? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987; B, D. subtile n. sp.; C, D. toafene Monniot C. &amp; Monniot F., 1987; D, D. tortile n. sp.; E, D. valgum n. sp.; F, D. verdantum Kott, 2001." figureDoi="http://doi.org/10.5281/zenodo.4893740" httpUri="https://zenodo.org/record/4893740/files/figure.png" pageId="10" pageNumber="809">74A</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="0FE9129C3B105C04EB23FAA8FEC1C3E0" pageId="10" pageNumber="809" type="reference_group">
<paragraph id="474C41173B105C04EB23FAA8FE6DC36F" blockId="10.[113,647,1350,1400]" pageId="10" pageNumber="809">
<taxonomicName id="80F33A943B105C04EB23FAA8FF34C36F" authority="Monniot C. &amp; Monniot F., 1987: 41" authorityName="Monniot C. &amp; Monniot F." authorityPageNumber="41" authorityYear="1987" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="10" pageNumber="809" phylum="Chordata" rank="species" species="pitipiri">
<emphasis id="75879D053B105C04EB23FAA8FE93C349" box="[113,297,1350,1374]" italics="true" pageId="10" pageNumber="809">Didemnum pitipiri</emphasis>
Monniot C. &amp; Monniot F., 1987: 41
</taxonomicName>
, fig. 12E, I, pl. 2H, I (Polynésie).
</paragraph>
<paragraph id="474C41173B105C04EB23FA7EFEC1C3E0" blockId="10.[113,646,1424,1527]" pageId="10" pageNumber="809">
MATÉRIEL EXAMINÉ. —
<emphasis id="75879D053B105C04EA1FFA7EFE33C3BF" bold="true" box="[333,393,1424,1448]" pageId="10" pageNumber="809">
<collectingCountry id="3FE401873B105C04EA1FFA7EFE3EC3BF" box="[333,388,1424,1448]" name="Palau" pageId="10" pageNumber="809">Palau</collectingCountry>
.
</emphasis>
Ngeruktabel Island, Mekeald Lake,
<geoCoordinate id="22C727D03B105C04EB82FA45FE80C3D4" box="[208,314,1451,1475]" degrees="7" direction="north" minutes="28.10" orientation="latitude" pageId="10" pageNumber="809" precision="9" value="7.4683332">7°28.10N</geoCoordinate>
,
<geoCoordinate id="22C727D03B105C04EA11FA45FE7BC3D4" box="[323,449,1451,1475]" degrees="134" direction="east" minutes="37.62" orientation="longitude" pageId="10" pageNumber="809" precision="9" value="134.627">134°37.62E</geoCoordinate>
, 0,5 m,
<date id="334D67D73B105C04E943FA45FD39C3D4" box="[529,643,1451,1475]" pageId="10" pageNumber="809" value="2004-04-22">22.IV.2004</date>
, coll. L. J. Bell et L. E. Martin, MLN069, 2 colonies (MNHN A2 DID C 573).
</paragraph>
</subSubSection>
<subSubSection id="0FE9129C3B105C05EB23F9C5FCC8C33F" lastPageId="11" lastPageNumber="810" pageId="10" pageNumber="809" type="description">
<paragraph id="474C41173B105C04EB23F9C5FEB8C054" blockId="10.[112,646,1579,1700]" box="[113,258,1579,1605]" pageId="10" pageNumber="809">DESCRIPTION</paragraph>
<paragraph id="474C41173B105C04EB23F9A4FC47C21C" blockId="10.[112,646,1579,1700]" lastBlockId="10.[674,1213,754,1700]" pageId="10" pageNumber="809">
Les colonies (
<figureCitation id="DFC85D923B105C04EBADF9A4FEE4C072" box="[255,350,1610,1637]" captionStart="FIG" captionStartId="65.[113,124,1658,1675]" captionTargetId="figure-15@65.[124,1198,214,1457]" captionTargetPageId="65" captionText="FIG. 74. — A,? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987; B, D. subtile n. sp.; C, D. toafene Monniot C. &amp; Monniot F., 1987; D, D. tortile n. sp.; E, D. valgum n. sp.; F, D. verdantum Kott, 2001." figureDoi="http://doi.org/10.5281/zenodo.4893740" httpUri="https://zenodo.org/record/4893740/files/figure.png" pageId="10" pageNumber="809">Fig. 74A</figureCitation>
) sont encroûtantes, minces, très adhérentes sur le corail, renflées
<emphasis id="75879D053B105C04EAB8F984FD95C094" box="[490,559,1642,1667]" italics="true" pageId="10" pageNumber="809">in vivo</emphasis>
, avec de nombreuses ouvertures cloacales communes situées au centre de petites élévations. Ces ouvertures sont bordées de denticules contenant des spicules. Après fixation les colonies deviennent très minces, sans élévations, avec une surface lisse sans couche vésiculaire. La coloration orangée satténue dans le fixateur et devient jaunâtre. Les colonies sont très fragiles, cassantes et se délaminent en 2 couches au niveau de la cavité cloacale commune qui sétend seulement au niveau des thorax.
</paragraph>
<paragraph id="474C41173B105C04E9E9FBE1FCFEC032" blockId="10.[674,1213,754,1700]" pageId="10" pageNumber="809">
Les zoïdes sont diffi ciles à extraire de la tunique. Les siphons buccaux ont une forme dentonnoir et 6 lobes aigus (
<figureCitation id="DFC85D923B105C04E84FFBA1FCC0C27D" box="[797,890,1103,1130]" captionStart="FIG" captionStartId="11.[176,187,954,971]" captionTargetBox="[104,1219,205,926]" captionTargetId="figure-15@11.[104,1219,205,926]" captionTargetPageId="11" captionText="FIG. 14. —? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987: A, thorax; B, C, abdomens; D, larve. Échelle: 0,3 μm." figureDoi="http://doi.org/10.5281/zenodo.4690053" httpUri="https://zenodo.org/record/4690053/files/figure.png" pageId="10" pageNumber="809">Fig. 14A</figureCitation>
). Louverture du siphon cloacal ne découvre quune petite partie de la branchie, son bord est ourlé, 2 muscles longitudinaux dorsaux la réduisent. Il ny a pas de languette. Les organes thoraciques latéraux, en lamelles saillantes, sont implantés au niveau du troisième rang de stigmates. La branchie très contractée na pas permis de compter les stigmates. Le muscle rétracteur se sépare du pédoncule oesophago-rectal un peu au dessous du thorax et sa longueur est variable. Le tube digestif décrit une boucle plane (
<figureCitation id="DFC85D923B105C04EF62FA62FB14C3B0" box="[1072,1198,1420,1447]" captionStart="FIG" captionStartId="11.[176,187,954,971]" captionTargetBox="[104,1219,205,926]" captionTargetId="figure-15@11.[104,1219,205,926]" captionTargetPageId="11" captionText="FIG. 14. —? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987: A, thorax; B, C, abdomens; D, larve. Échelle: 0,3 μm." figureDoi="http://doi.org/10.5281/zenodo.4690053" httpUri="https://zenodo.org/record/4690053/files/figure.png" pageId="10" pageNumber="809">Fig. 14B, C</figureCitation>
). La vésicule testiculaire, en lentille, est recouverte de 5 à 6 tours du spermiducte. Lovaire placé entre le testicule et lestomac contient plusieurs ovocytes en maturation.
</paragraph>
<paragraph id="474C41173B105C05E9E9F9C4FE15C25D" blockId="10.[674,1213,754,1700]" lastBlockId="11.[111,647,1008,1288]" lastPageId="11" lastPageNumber="810" pageId="10" pageNumber="809">
Une seule larve (
<figureCitation id="DFC85D923B105C04E80EF9C4FC02C052" box="[860,952,1578,1605]" captionStart="FIG" captionStartId="11.[176,187,954,971]" captionTargetBox="[104,1219,205,926]" captionTargetId="figure-15@11.[104,1219,205,926]" captionTargetPageId="11" captionText="FIG. 14. —? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987: A, thorax; B, C, abdomens; D, larve. Échelle: 0,3 μm." figureDoi="http://doi.org/10.5281/zenodo.4690053" httpUri="https://zenodo.org/record/4690053/files/figure.png" pageId="10" pageNumber="809">Fig. 14D</figureCitation>
) a été trouvée dans la couche basale de la tunique. Le tronc mesure 0,37 mm. Il ny a que 2 papilles adhésives bordées de chaque côté de 3 grosses vésicules partiellement indentées, ce qui laisse supposer un début de dédoublement; une même forme est présente chez quelques larves de la colonie
<typeStatus id="9848FFB53B115C05EA52FBC1FE94C25D" box="[256,302,1071,1098]" pageId="11" pageNumber="810">type</typeStatus>
de lespèce.
</paragraph>
<caption id="138C119F3B115C05EBE2FC54FBC6C5DC" ID-DOI="http://doi.org/10.5281/zenodo.4690053" ID-Zenodo-Dep="4690053" box="[176,1148,954,971]" httpUri="https://zenodo.org/record/4690053/files/figure.png" pageId="11" pageNumber="810" startId="11.[176,187,954,971]" targetBox="[104,1219,205,926]" targetPageId="11">
<paragraph id="474C41173B115C05EBE2FC54FBC6C5DC" blockId="11.[176,1148,954,971]" box="[176,1148,954,971]" pageId="11" pageNumber="810">
FIG. 14. —?
<taxonomicName id="80F33A943B115C05EA48FC54FD15C5DC" authority="Monniot C. &amp; Monniot F., 1987" authorityName="Monniot C. &amp; Monniot F." authorityYear="1987" box="[282,687,954,971]" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="11" pageNumber="810" phylum="Chordata" rank="species" species="pitipiri">
<emphasis id="75879D053B115C05EA48FC54FE17C5DC" box="[282,429,954,971]" italics="true" pageId="11" pageNumber="810">Didemnum pitipiri</emphasis>
Monniot C. &amp; Monniot F., 1987
</taxonomicName>
:
<emphasis id="75879D053B115C05E9EEFC54FD73C5DC" bold="true" box="[700,713,954,971]" pageId="11" pageNumber="810">A</emphasis>
, thorax;
<emphasis id="75879D053B115C05E846FC54FC9BC5DC" bold="true" box="[788,801,954,971]" pageId="11" pageNumber="810">B</emphasis>
,
<emphasis id="75879D053B115C05E87EFC54FC80C5DC" bold="true" box="[812,826,954,971]" pageId="11" pageNumber="810">C</emphasis>
, abdomens;
<emphasis id="75879D053B115C05E8FBFC54FC0DC5DC" bold="true" box="[937,951,954,971]" pageId="11" pageNumber="810">D</emphasis>
, larve. Échelle: 0,3 μm.
</paragraph>
</caption>
<paragraph id="474C41173B115C05EBDAFBA1FD9FC31F" blockId="11.[111,647,1008,1288]" pageId="11" pageNumber="810">
Les spicules sont denses dans toute la tunique. La plupart ont un diamètre de
<quantity id="800BECF23B115C05EACCFB81FE5FC29D" box="[414,485,1135,1162]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="11" pageNumber="810" unit="mm" value="30.0">30 µm</quantity>
mais quelques uns atteignent
<quantity id="800BECF23B115C05EA59FB60FEE9C2BE" box="[267,339,1166,1193]" metricMagnitude="-2" metricUnit="m" metricValue="4.5" pageId="11" pageNumber="810" unit="mm" value="45.0">45 µm</quantity>
. Les plus petits ont une forme en astérisques avec de nombreux rayons courts et certains à pointes tronquées, les plus grands ont des rayons plus allongés et pointus (
<figureCitation id="DFC85D923B115C05EA9AFB03FDADC31F" box="[456,535,1261,1288]" captionStart="FIG" captionStartId="12.[113,124,717,734]" captionTargetBox="[115,644,215,676]" captionTargetId="figure-19@12.[115,645,214,676]" captionTargetPageId="12" captionText="FIG. 15. —? Didemnum pitipiri Monniot C. &amp; Monniot F., 1987, spicules. Échelle: 10 μm." figureDoi="http://doi.org/10.5281/zenodo.4690057" httpUri="https://zenodo.org/record/4690057/files/figure.png" pageId="11" pageNumber="810">Fig. 15</figureCitation>
).
</paragraph>
<paragraph id="474C41173B115C05EB23FAC3FF49C352" blockId="11.[111,649,1325,1700]" box="[113,243,1325,1351]" pageId="11" pageNumber="810">REMARQUES</paragraph>
<paragraph id="474C41173B115C05EB23FAA2FDC6C072" blockId="11.[111,649,1325,1700]" pageId="11" pageNumber="810">
Par son pigment orangé, ses spicules, louverture étroite du siphon cloacal, une larve à deux papilles adhésives, la colonie de
<collectingCountry id="3FE401873B115C05EA3AFA62FE18C3B0" box="[360,418,1420,1447]" name="Palau" pageId="11" pageNumber="810">Palau</collectingCountry>
correspond à lespèce polynésienne
<taxonomicName id="80F33A943B115C05EA52FA42FED2C3D2" box="[256,360,1452,1477]" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="11" pageNumber="810" phylum="Chordata" rank="species" species="pitipiri">
<emphasis id="75879D053B115C05EA52FA42FED2C3D2" box="[256,360,1452,1477]" italics="true" pageId="11" pageNumber="810">D. pitipiri</emphasis>
</taxonomicName>
. Les larves les plus développées de cette dernière ont 6 paires de vésicules épidermiques. Lunique larve ayant pu être trouvée dans la nouvelle récolte semble incomplètement développée, nous formulons donc quelques réserves sur lidentification spécifique de notre spécimen.
</paragraph>
<paragraph id="474C41173B115C05EBDAF987FCC8C33F" blockId="11.[111,649,1325,1700]" lastBlockId="11.[674,1212,1008,1320]" pageId="11" pageNumber="810">
Peu dautres
<taxonomicName id="80F33A943B115C05EA4CF987FE26C094" authorityName="Savigny" authorityYear="1816" box="[286,412,1641,1667]" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="11" pageNumber="810" phylum="Chordata" rank="genus">
<emphasis id="75879D053B115C05EA4CF987FE26C094" box="[286,412,1641,1667]" italics="true" pageId="11" pageNumber="810">Didemnum</emphasis>
</taxonomicName>
indo-pacifiques ont des larves avec seulement deux papilles adhésives.
<taxonomicName id="80F33A943B115C05E9F4FC1EFBE7C21C" authority="Sluiter, 1909" authorityName="Sluiter" authorityYear="1909" box="[678,1117,1008,1035]" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="11" pageNumber="810" phylum="Chordata" rank="species" species="albopunctatum">
<emphasis id="75879D053B115C05E9F4FC1EFC7DC21D" box="[678,967,1008,1034]" italics="true" pageId="11" pageNumber="810">Didemnum albopunctatum</emphasis>
<bibRefCitation id="23623CE63B115C05E89CFC1EFBE7C21C" author="SLUITER C. P." box="[974,1117,1008,1035]" pageId="11" pageNumber="810" pagination="1 - 112" refId="ref38149" refString="SLUITER C. P. 1909. - Die Tunicaten der Siboga- Expedition. II. Die merosomen Ascidien. Siboga Expedition 56 B: 1 - 112." type="journal article" year="1909">Sluiter, 1909</bibRefCitation>
</taxonomicName>
possède un pigment foncé, ses larves de 0,5 mm ont quatre paires de vésicules épidermiques, les spicules sont différents.
<taxonomicName id="80F33A943B115C05E85DFBA1FCB8C29D" authority="Monniot F. &amp; Monniot C., 1999" authorityName="Monniot F. &amp; Monniot C." authorityYear="1999" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="11" pageNumber="810" phylum="Chordata" rank="species" species="dicolla">
<emphasis id="75879D053B115C05E85DFBA1FC7CC27E" box="[783,966,1103,1129]" italics="true" pageId="11" pageNumber="810">Didemnum dicolla</emphasis>
Monniot F.&amp; Monniot C., 1999
</taxonomicName>
, de
<collectingCountry id="3FE401873B115C05E87BFB81FC31C29D" box="[809,907,1135,1162]" name="Tanzania" pageId="11" pageNumber="810">Tanzanie</collectingCountry>
, a des spicules différents avec moins de rayons, mais les colonies et la larve sont très semblables à celles de
<taxonomicName id="80F33A943B115C05E894FB41FB89C2DF" box="[966,1075,1199,1224]" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="11" pageNumber="810" phylum="Chordata" rank="species" species="pitipiri">
<emphasis id="75879D053B115C05E894FB41FB89C2DF" box="[966,1075,1199,1224]" italics="true" pageId="11" pageNumber="810">D. pitipiri</emphasis>
</taxonomicName>
.
<taxonomicName id="80F33A943B115C05EF10FB40FC25C2FE" authority="Kott, 2001" authorityName="Kott" authorityYear="2001" class="Ascidiacea" family="Didemnidae" genus="Didemnum" kingdom="Animalia" order="Enterogona" pageId="11" pageNumber="810" phylum="Chordata" rank="species" species="parancium">
<emphasis id="75879D053B115C05EF10FB40FCA2C2F0" italics="true" pageId="11" pageNumber="810">Didemnum parancium</emphasis>
<bibRefCitation id="23623CE63B115C05E870FB20FC25C2FE" author="KOTT P." box="[802,927,1230,1257]" pageId="11" pageNumber="810" pagination="1 - 407" refId="ref36577" refString="KOTT P. 2001. - Th e Australian Ascidiacea. Part 4, Aplousobranchia (3), Didemnidae. Memoirs of the Queensland Museum 47 (1): 1 - 407." type="journal article" year="2001">Kott, 2001</bibRefCitation>
</taxonomicName>
diffère par ses spicules à rayons en baguettes et des larves nettement plus grosses de 0,8 mm.
</paragraph>
</subSubSection>
</treatment>
</document>