121 lines
11 KiB
XML
121 lines
11 KiB
XML
<document id="2A8C077CD8AD44CDF0150354470F8F19" ID-DOI="10.11646/zootaxa.4093.2.1" ID-GBIF-Dataset="93e50923-ac4f-4bc5-93cc-4b1e825a8c1d" ID-ISSN="1175-5326" ID-Zenodo-Dep="267667" ID-ZooBank="ECC66298-6885-47B3-B797-8D30AA05927F" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1458633050499" checkinUser="plazi" docAuthor="Turon, Xavier, Cañete, Juan I., Sellanes, Javier, Rocha, Rosana M. & López-Legentil, Susanna" docDate="2016" docId="03C88E54FF9EFFB4FF77B586FBEB36DC" docLanguage="en" docName="zootaxa.4093.2.1.pdf.imf" docOrigin="Zootaxa 4093 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Polysyncraton trivolutum Millar 1960" docType="treatment" docVersion="8" lastPageNumber="158" masterDocId="FFF1F62CFF99FFB3FFE0B677FFED3076" masterDocTitle="Ascidian fauna (Tunicata, Ascidiacea) of subantarctic and temperate regions of Chile" masterLastPageNumber="180" masterPageNumber="151" pageNumber="158" updateTime="1698185791852" updateUser="plazi">
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<mods:title id="D2F28BC4CE5C25F3B5DD83150A2DD15F">Ascidian fauna (Tunicata, Ascidiacea) of subantarctic and temperate regions of Chile</mods:title>
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<mods:namePart id="0D067F0836C7F48F9C77C26DF2727D70">Turon, Xavier</mods:namePart>
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<mods:namePart id="4CD191FAB74D2565648D5AD8D79F2561">Cañete, Juan I.</mods:namePart>
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<mods:namePart id="55BDC52172CABF8516A2D0B78B351066">Sellanes, Javier</mods:namePart>
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<mods:namePart id="5EB3E21562008629FF13F0B3CF5B78C9">Rocha, Rosana M.</mods:namePart>
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<mods:namePart id="4335BF997B43981496D402EB0F2B7F6D">López-Legentil, Susanna</mods:namePart>
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<mods:title id="4979F6A2F72167F751297F2F03F60853">Zootaxa</mods:title>
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<mods:date id="08CFAB3E6E133233AC1CD4104B7C061B">2016</mods:date>
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<mods:number id="FD828872320D8DD2CE61C228C7940017">4093</mods:number>
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<mods:start id="A138F5A5AB0BF156F3904393D3AB8A74">151</mods:start>
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<mods:end id="5EB5D4FF87BF59C6F30C0659F18BBED4">180</mods:end>
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<mods:identifier id="8F6ADB9D4B2999A6FC546EB1B886D173" type="DOI">10.11646/zootaxa.4093.2.1</mods:identifier>
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<treatment id="03C88E54FF9EFFB4FF77B586FBEB36DC" ID-DOI="http://doi.org/10.5281/zenodo.5630306" ID-GBIF-Taxon="119208925" ID-Zenodo-Dep="5630306" LSID="urn:lsid:plazi:treatment:03C88E54FF9EFFB4FF77B586FBEB36DC" httpUri="http://treatment.plazi.org/id/03C88E54FF9EFFB4FF77B586FBEB36DC" lastPageNumber="158" pageId="7" pageNumber="158">
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<subSubSection id="C37B6CC9FF9EFFB4FF77B586FECF345A" pageId="7" pageNumber="158" type="nomenclature">
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<paragraph id="8BDE3F42FF9EFFB4FF77B586FD97347D" blockId="7.[151,634,1009,1069]" box="[151,634,1009,1035]" pageId="7" pageNumber="158">
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<heading id="D096882EFF9EFFB4FF77B586FD97347D" bold="true" box="[151,634,1009,1035]" fontSize="11" level="1" pageId="7" pageNumber="158" reason="1">
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<taxonomicName id="4C6144C1FF9EFFB4FF77B586FD97347D" authority="Millar, 1960" authorityName="Millar" authorityYear="1960" box="[151,634,1009,1035]" class="Ascidiacea" family="Didemnidae" genus="Polysyncraton" kingdom="Animalia" order="Enterogona" pageId="7" pageNumber="158" phylum="Chordata" rank="species" species="trivolutum">
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<emphasis id="B915E350FF9EFFB4FF77B586FD97347D" bold="true" box="[151,634,1009,1035]" pageId="7" pageNumber="158">
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<emphasis id="B915E350FF9EFFB4FF77B586FE26347D" bold="true" box="[151,459,1009,1035]" italics="true" pageId="7" pageNumber="158">Polysyncraton trivolutum</emphasis>
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(Millar, 1960)
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph id="8BDE3F42FF9EFFB4FF77B263FECF345A" blockId="7.[151,634,1009,1069]" box="[151,290,1044,1069]" pageId="7" pageNumber="158">
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<figureCitation id="135A23C7FF9EFFB4FF77B263FF3A345A" box="[151,215,1044,1069]" captionStart="FIGURE 3" captionStartId="6.[151,250,1603,1625]" captionTargetBox="[151,1433,193,1574]" captionTargetId="figure@6.[151,1436,193,1581]" captionTargetPageId="6" captionText="FIGURE 3. Didemnid species. Didemnum studeri: A, colonies, B, anterior region of a larva; Polysyncraton trivolutum: C, image of a colony, D, thorax in dorsal (left) and lateral (right) view; E, spicules of Didemnum studeri; F, spicule of Lissoclinum perforatum; G, spicule of Polysyncraton trivolutum. Scale bars: A, 5 cm; B, 0.1 mm; C, 1 cm; D, 0.25 mm; E, 10 µm; F, 5 µm; G, 1 0 µ m." httpUri="https://zenodo.org/record/267670/files/figure.png" pageId="7" pageNumber="158">Fig. 3</figureCitation>
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C,D,G
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</paragraph>
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</subSubSection>
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<subSubSection id="C37B6CC9FF9EFFB4FF77B22BFED534A0" pageId="7" pageNumber="158" type="reference_group">
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<paragraph id="8BDE3F42FF9EFFB4FF77B22BFEA434E6" blockId="7.[151,1437,1116,1168]" pageId="7" pageNumber="158">
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References and synonymy:
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<taxonomicName id="4C6144C1FF9EFFB4FE56B22BFCA33404" authority="Millar (1960)" authorityName="Millar" authorityYear="1960" box="[438,846,1116,1138]" class="Ascidiacea" family="Didemnidae" genus="Polysyncraton" kingdom="Animalia" order="Enterogona" pageId="7" pageNumber="158" phylum="Chordata" rank="species" species="trivolutum">
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<emphasis id="B915E350FF9EFFB4FE56B22BFD573404" box="[438,698,1116,1138]" italics="true" pageId="7" pageNumber="158">Polysyncraton trivolutum</emphasis>
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Millar (1960)
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</taxonomicName>
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p. 58; Monniot & Monniot (1983) p. 43; Monniot
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<emphasis id="B915E350FF9EFFB4FA87B22AFA703404" box="[1383,1437,1116,1138]" italics="true" pageId="7" pageNumber="158">et al.</emphasis>
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(2011) p. 10.
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</paragraph>
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<paragraph id="8BDE3F42FF9EFFB4FF77B2CAFED534A0" blockId="7.[151,1437,1213,1706]" box="[151,312,1213,1238]" pageId="7" pageNumber="158">Localities: 5S.</paragraph>
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</subSubSection>
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<subSubSection id="C37B6CC9FF9EFFB4FF27B296FD8A366F" pageId="7" pageNumber="158" type="description">
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<paragraph id="8BDE3F42FF9EFFB4FF27B296FE923510" blockId="7.[151,1437,1213,1706]" pageId="7" pageNumber="158">
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This species forms crusts several cm across and
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<quantity id="4C9992A7FF9EFFB4FD05B296FCAF348F" box="[741,834,1249,1274]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" metricValueMax="5.0" metricValueMin="4.0" pageId="7" pageNumber="158" unit="mm" value="4.5" valueMax="5.0" valueMin="4.0">4–5 mm</quantity>
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thick. The colour is white with a brownish tinge. The spicules are dense, in general less than 25 µm in diameter (occasionally reaching 40). They are stellate with short rays, up to ten in optical section. The general cavity of the colony is at the thoracic level, but it extends between groups of abdomina.
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</paragraph>
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<paragraph id="8BDE3F42FF9EFFB4FF27B306FD8A366F" blockId="7.[151,1437,1213,1706]" pageId="7" pageNumber="158">
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The thoraces reach
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<quantity id="4C9992A7FF9EFFB4FE41B305FE0F35FF" box="[417,482,1394,1418]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="7" pageNumber="158" unit="mm" value="2.0">2 mm</quantity>
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in length. They have an atrial languet that ranges from very small and simple to long and with several points. Cup-like thoracic organs are prominent between the second and third row of stigmata. No retractor muscle is present. The abdomina are smaller than the thoraces, and are in general in male phase. They have three testicular lobes surrounded by a sperm duct describing four coils. Some zooids also have a few developing oocytes adjacent to the testes.
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</paragraph>
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</subSubSection>
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<subSubSection id="C37B6CC9FF9EFFB4FF27B052FBEB36DC" pageId="7" pageNumber="158" type="discussion">
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<paragraph id="8BDE3F42FF9EFFB4FF27B052FBEB36DC" blockId="7.[151,1437,1213,1706]" pageId="7" pageNumber="158">
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<emphasis id="B915E350FF9EFFB4FF27B052FED63648" bold="true" box="[199,315,1573,1598]" pageId="7" pageNumber="158">Remarks.</emphasis>
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the presence of atrial languet, absence of retractor muscle, structure of thoracic organs and gonads allows the assignment of our specimens to this species. However,
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<taxonomicName id="4C6144C1FF9EFFB4FC93B03DFBEE3617" box="[883,1027,1609,1633]" class="Ascidiacea" family="Didemnidae" genus="Polysyncraton" kingdom="Animalia" order="Enterogona" pageId="7" pageNumber="158" phylum="Chordata" rank="species" species="trivolutum">
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<emphasis id="B915E350FF9EFFB4FC93B03DFBEE3617" box="[883,1027,1609,1633]" italics="true" pageId="7" pageNumber="158">P. trivolutum</emphasis>
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</taxonomicName>
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is highly variable and may comprise a group of closely related species (Monniot & Monniot 1983). This taxon is common in
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<collectingCountry id="F3767FD2FF9EFFB4FB96B01AFB3336F0" box="[1142,1246,1645,1670]" name="Antarctica" pageId="7" pageNumber="158">Antarctic</collectingCountry>
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and subantarctic regions (Monniot & Monniot 1983, Monniot
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<emphasis id="B915E350FF9EFFB4FD73B0E5FD2636DF" box="[659,715,1681,1705]" italics="true" pageId="7" pageNumber="158">et al.</emphasis>
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2011, Schories
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<emphasis id="B915E350FF9EFFB4FC9EB0E5FC5B36DF" box="[894,950,1681,1705]" italics="true" pageId="7" pageNumber="158">et al.</emphasis>
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2015).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |