120 lines
18 KiB
XML
120 lines
18 KiB
XML
<document id="17A75DDECB29851440DB2093D295FC8B" ID-CLB-Dataset="39008" ID-DOI="10.11646/zootaxa.4114.3.1" ID-GBIF-Dataset="23e20931-307e-416c-ab19-00d57933e67d" ID-ISSN="1175-5326" ID-Zenodo-Dep="257053" ID-ZooBank="6EA59057-0E05-4AA5-8B84-327CBDB32E5B" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1464070337504" checkinUser="plazi" docAuthor="Monniot, Françoise" docDate="2016" docId="A25D4D00D66976007BF3FD2D7A11F889" docLanguage="en" docName="zootaxa.4114.3.1.pdf.imf" docOrigin="Zootaxa 4114 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Eugyra glutinans Moller 1842" docType="treatment" docVersion="10" lastPageNumber="238" masterDocId="5E643578D64C76257B64FFF57E37FFE6" masterDocTitle="Ascidians (Tunicata) of the French Guiana Expedition" masterLastPageNumber="245" masterPageNumber="201" pageNumber="238" updateTime="1698662596755" updateUser="ExternalLinkService">
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<mods:titleInfo id="5F4FD56CBF8425AD8292854266234DDA">
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<mods:title id="B878DB444814FE5F9151FC4DF200EE98">Ascidians (Tunicata) of the French Guiana Expedition</mods:title>
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<mods:name id="2B179853CCCD580D49907DD4F83C1193" type="personal">
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<mods:role id="199A4CBCF7B5F3F86103EA844DBD9F7F">
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<mods:namePart id="C86B3CE0040F1918107994EF73C5E72F">Monniot, Françoise</mods:namePart>
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<mods:typeOfResource id="686729955583C739B20A563DADA5C123">text</mods:typeOfResource>
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<mods:title id="83F6E372D37F11588E46CB81D254D457">Zootaxa</mods:title>
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<mods:part id="F15715D5ABB8C827CBBFA393ED71E78C">
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<mods:date id="616EC1854B3F48020DAE12EBFD22C3F8">2016</mods:date>
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<mods:detail id="088E2FE7159811DD28F2534290E3DE50" type="volume">
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<mods:number id="8FCC35C8E8D8B0C10DC16E8243AF0A37">4114</mods:number>
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<mods:detail id="3E03E093D4F4394ED66D4FE9C7B33D82" type="issue">
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<mods:number id="D9B0AFBA650FFABDEB470E85145024BC">3</mods:number>
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<mods:classification id="5431EF50F2686C7274DAD4C690617283">journal article</mods:classification>
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<mods:identifier id="1559D74DD27771607648E9FCA9A3B370" type="CLB-Dataset">39008</mods:identifier>
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<mods:identifier id="5606E162D8692CB6C0C95415711B383A" type="DOI">10.11646/zootaxa.4114.3.1</mods:identifier>
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<treatment id="A25D4D00D66976007BF3FD2D7A11F889" ID-DOI="http://doi.org/10.5281/zenodo.6068921" ID-GBIF-Taxon="120692787" ID-Zenodo-Dep="6068921" LSID="urn:lsid:plazi:treatment:A25D4D00D66976007BF3FD2D7A11F889" httpUri="http://treatment.plazi.org/id/A25D4D00D66976007BF3FD2D7A11F889" lastPageNumber="238" pageId="37" pageNumber="238">
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<subSubSection id="62EEAF9DD66976007BF3FD2D7F0EFCF5" pageId="37" pageNumber="238" type="nomenclature">
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<paragraph id="2A4BFC16D66976007BF3FD2D7C2CFD14" blockId="37.[151,539,728,787]" box="[151,539,728,754]" pageId="37" pageNumber="238">
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<heading id="71034B7AD66976007BF3FD2D7C2CFD14" bold="true" box="[151,539,728,754]" fontSize="11" level="1" pageId="37" pageNumber="238" reason="1">
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<taxonomicName id="EDF48795D66976007BF3FD2D7C2CFD14" authority="Moller 1842" authorityName="Moller" authorityYear="1842" box="[151,539,728,754]" class="Ascidiacea" family="Molgulidae" genus="Eugyra" kingdom="Animalia" order="Pleurogona" pageId="37" pageNumber="238" phylum="Chordata" rank="species" species="glutinans">
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<emphasis id="18802004D66976007BF3FD2D7C2CFD14" bold="true" box="[151,539,728,754]" pageId="37" pageNumber="238">
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<emphasis id="18802004D66976007BF3FD2D7F5DFD14" bold="true" box="[151,362,728,754]" italics="true" pageId="37" pageNumber="238">Eugyra glutinans</emphasis>
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(Möller 1842)
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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="2A4BFC16D66976007BF3FD0F7F0EFCF5" blockId="37.[151,539,728,787]" box="[151,313,762,787]" pageId="37" pageNumber="238">
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<figureCitation id="B2CFE093D66976007BF3FD0F7F27FCF5" box="[151,272,762,787]" captionStart="FIGURE 30" captionStartId="38.[151,250,1650,1672]" captionTargetBox="[151,1436,195,1627]" captionTargetId="figure@38.[151,1436,195,1628]" captionTargetPageId="38" captionText="FIGURE 30. Eugyra glutinans A, several specimens scale bar = 4 mm; B, detail of a stained gonad; C, right side of the body." httpUri="https://zenodo.org/record/257083/files/figure.png" pageId="37" pageNumber="238">Figures 30</figureCitation>
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,
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<figureCitation id="B2CFE093D66976007A78FD0E7F0EFCF5" box="[284,313,763,787]" captionStart="FIGURE 31" captionStartId="39.[151,250,1991,2013]" captionTargetBox="[171,1414,481,1967]" captionTargetId="figure@39.[171,1415,481,1968]" captionTargetPageId="39" captionText="FIGURE 31. Eugyra glutinans, stained specimen: A body ventrally opened; B, branchial sac." httpUri="https://zenodo.org/record/257084/files/figure.png" pageId="37" pageNumber="238">31</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="62EEAF9DD66976007BF3FCB77A11F889" pageId="37" pageNumber="238" type="description">
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<paragraph id="2A4BFC16D66976007BF3FCB77F37FC99" blockId="37.[151,1437,834,1903]" pageId="37" pageNumber="238">
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<emphasis id="18802004D66976007BF3FCB77ECBFCBD" bold="true" box="[151,252,834,859]" pageId="37" pageNumber="238">Stations.</emphasis>
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CP 4349; CP 4355; CP4356; CP4357; CP 4378; CP4379; CP 4381; CP4383; CP4387; CP 4399; CP4409; CP 4410.
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</paragraph>
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<paragraph id="2A4BFC16D66976007BA3FC7E7A78F995" blockId="37.[151,1437,834,1903]" pageId="37" pageNumber="238">
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More than a hundred specimens were collected from
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<quantity id="ED0C51F3D66976007878FC7E7D7AFC45" box="[796,845,907,931]" metricMagnitude="1" metricUnit="m" metricValue="3.0" pageId="37" pageNumber="238" unit="m" value="30.0">30m</quantity>
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to
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<quantity id="ED0C51F3D66976007816FC7E7D85FC45" box="[882,946,907,931]" metricMagnitude="2" metricUnit="m" metricValue="1.3" pageId="37" pageNumber="238" unit="m" value="130.0">130m</quantity>
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depth. All are spherical,
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<quantity id="ED0C51F3D66976007FA9FC7E7B31FC45" box="[1229,1286,907,931]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="37" pageNumber="238" unit="mm" value="8.0">8mm</quantity>
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maximum in diameter (
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<figureCitation id="B2CFE093D66976007A6DFC5B7F6BFC21" box="[265,348,942,967]" captionStart="FIGURE 30" captionStartId="38.[151,250,1650,1672]" captionTargetBox="[151,1436,195,1627]" captionTargetId="figure@38.[151,1436,195,1628]" captionTargetPageId="38" captionText="FIGURE 30. Eugyra glutinans A, several specimens scale bar = 4 mm; B, detail of a stained gonad; C, right side of the body." httpUri="https://zenodo.org/record/257083/files/figure.png" pageId="37" pageNumber="238">Fig. 30</figureCitation>
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A). The tunic is thin, resistant and bears thin processes and sand. The siphons are close together and not protruding. When removed from the tunic the internal organs are visible through the thin body wall. The muscular sphincters of the siphons are strong. On the body well- separated longitudinal muscular fibres start from the oral part and from the atrial siphon (
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<figureCitation id="B2CFE093D6697600793EFBEF7C9CFBD5" box="[602,683,1050,1075]" captionStart="FIGURE 31" captionStartId="39.[151,250,1991,2013]" captionTargetBox="[171,1414,481,1967]" captionTargetId="figure@39.[171,1415,481,1968]" captionTargetPageId="39" captionText="FIGURE 31. Eugyra glutinans, stained specimen: A body ventrally opened; B, branchial sac." httpUri="https://zenodo.org/record/257084/files/figure.png" pageId="37" pageNumber="238">Fig. 31</figureCitation>
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A). They are crossed by transverse fibres essentially in the anterior part of the body. Rare muscular ribbons lie on the ventral side (
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<figureCitation id="B2CFE093D66976007814FBCB7DF3FBB1" box="[880,964,1086,1111]" captionStart="FIGURE 31" captionStartId="39.[151,250,1991,2013]" captionTargetBox="[171,1414,481,1967]" captionTargetId="figure@39.[171,1415,481,1968]" captionTargetPageId="39" captionText="FIGURE 31. Eugyra glutinans, stained specimen: A body ventrally opened; B, branchial sac." httpUri="https://zenodo.org/record/257084/files/figure.png" pageId="37" pageNumber="238">Fig. 31</figureCitation>
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A). There are 12 oral tentacles with short ramifications of one or 2 orders intercalated with buttons. The pre-pharyngeal band is double and almost straight dorsally. The dorsal tubercle has a vertical slit. The dorsal lamina is double along its entire length (
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<figureCitation id="B2CFE093D66976007E48FB737BB7FB79" box="[1324,1408,1158,1183]" captionStart="FIGURE 31" captionStartId="39.[151,250,1991,2013]" captionTargetBox="[171,1414,481,1967]" captionTargetId="figure@39.[171,1415,481,1968]" captionTargetPageId="39" captionText="FIGURE 31. Eugyra glutinans, stained specimen: A body ventrally opened; B, branchial sac." httpUri="https://zenodo.org/record/257084/files/figure.png" pageId="37" pageNumber="238">Fig. 31</figureCitation>
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B) prolonged around the oesophagus entrance. There are 5 longitudinal vessels on each side (
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<figureCitation id="B2CFE093D66976007FCDFB5F7AC9FB25" box="[1193,1278,1194,1219]" captionStart="FIGURE 31" captionStartId="39.[151,250,1991,2013]" captionTargetBox="[171,1414,481,1967]" captionTargetId="figure@39.[171,1415,481,1968]" captionTargetPageId="39" captionText="FIGURE 31. Eugyra glutinans, stained specimen: A body ventrally opened; B, branchial sac." httpUri="https://zenodo.org/record/257084/files/figure.png" pageId="37" pageNumber="238">Fig. 31</figureCitation>
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B), each erect above a vertical row of infundibula. In addition on each body side there is ventrally and dorsally another row of infundibula without a longitudinal vessel. Two imbricate stigmata in many turns form the infundibulum (
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<figureCitation id="B2CFE093D66976007E48FB077BB5FAED" box="[1324,1410,1266,1291]" captionStart="FIGURE 30" captionStartId="38.[151,250,1650,1672]" captionTargetBox="[151,1436,195,1627]" captionTargetId="figure@38.[151,1436,195,1628]" captionTargetPageId="38" captionText="FIGURE 30. Eugyra glutinans A, several specimens scale bar = 4 mm; B, detail of a stained gonad; C, right side of the body." httpUri="https://zenodo.org/record/257083/files/figure.png" pageId="37" pageNumber="238">Figs 30</figureCitation>
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A, 31BB). The gut occupies almost all the left body side (
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<figureCitation id="B2CFE093D66976007866FAE37D63FAC9" box="[770,852,1302,1327]" captionStart="FIGURE 31" captionStartId="39.[151,250,1991,2013]" captionTargetBox="[171,1414,481,1967]" captionTargetId="figure@39.[171,1415,481,1968]" captionTargetPageId="39" captionText="FIGURE 31. Eugyra glutinans, stained specimen: A body ventrally opened; B, branchial sac." httpUri="https://zenodo.org/record/257084/files/figure.png" pageId="37" pageNumber="238">Fig. 31</figureCitation>
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A). The oesophagus is wide and short. The stomach is deeply pigmented, 4 to 5 low longitudinal folds can be seen on the cardiac side. The intestine is wide with a long closed primary loop and a deep secondary curve. The anus has a smooth edge. The hepatic gland covers the stomach in small flat dark papillae. The kidney (
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<figureCitation id="B2CFE093D669760079A2FA777D2CFA7D" box="[710,795,1410,1435]" captionStart="FIGURE 30" captionStartId="38.[151,250,1650,1672]" captionTargetBox="[151,1436,195,1627]" captionTargetId="figure@38.[151,1436,195,1628]" captionTargetPageId="38" captionText="FIGURE 30. Eugyra glutinans A, several specimens scale bar = 4 mm; B, detail of a stained gonad; C, right side of the body." httpUri="https://zenodo.org/record/257083/files/figure.png" pageId="37" pageNumber="238">Fig. 30</figureCitation>
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C; 31A) is a round transparent vesicle without inclusion located on the right ventral side near the oesophagus below the gonad. There is one gonad on each side with the same shape. The left one has the male part inside the primary gut loop but the distal part of the ovary crosses the intestine (
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<figureCitation id="B2CFE093D66976007A62FA1B7F6FF9E1" box="[262,344,1518,1543]" captionStart="FIGURE 31" captionStartId="39.[151,250,1991,2013]" captionTargetBox="[171,1414,481,1967]" captionTargetId="figure@39.[171,1415,481,1968]" captionTargetPageId="39" captionText="FIGURE 31. Eugyra glutinans, stained specimen: A body ventrally opened; B, branchial sac." httpUri="https://zenodo.org/record/257084/files/figure.png" pageId="37" pageNumber="238">Fig. 31</figureCitation>
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A). Each gonad has separate male and female elements but closely applied. The testis is made of several oval lobes, more or les divided, pressed to each other to make a crescent (
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<figureCitation id="B2CFE093D66976007F44F9E77A4FF9CD" box="[1056,1144,1554,1579]" captionStart="FIGURE 30" captionStartId="38.[151,250,1650,1672]" captionTargetBox="[151,1436,195,1627]" captionTargetId="figure@38.[151,1436,195,1628]" captionTargetPageId="38" captionText="FIGURE 30. Eugyra glutinans A, several specimens scale bar = 4 mm; B, detail of a stained gonad; C, right side of the body." httpUri="https://zenodo.org/record/257083/files/figure.png" pageId="37" pageNumber="238">Figs 30</figureCitation>
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C,31A). Their short sperm ducts converge, some of them fuse but not all and they open in separate papillae against the blind extremity of the ovary. The ovary is a wide S-shape tube ending in a wide papilla near the dorsal line.
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</paragraph>
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<paragraph id="2A4BFC16D66976007BA3F98B7F1EF939" blockId="37.[151,1437,834,1903]" pageId="37" pageNumber="238">
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This species corresponds in all points to the description of
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<taxonomicName id="EDF48795D66976007809F98A7DC1F970" box="[877,1014,1662,1686]" class="Ascidiacea" family="Molgulidae" genus="Eugyra" kingdom="Animalia" order="Pleurogona" pageId="37" pageNumber="238" phylum="Chordata" rank="species" species="glutinans">
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<emphasis id="18802004D66976007809F98A7DC1F970" box="[877,1014,1662,1686]" italics="true" pageId="37" pageNumber="238">E. glutinans</emphasis>
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</taxonomicName>
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by
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<bibRefCitation id="4E6581E7D66976007F40F98A7AC7F971" author="Hartmeyer" box="[1060,1264,1663,1687]" pageId="37" pageNumber="238" refString="Hartmeyer, R. (1923) Ascidiacea Part 1. Zugleich eine Uber die Arktische und Boreale Ascidienfauna auf Tiergeographischen Grundlage. Danish Ingolf Expedition II, (6), 1 - 368." type="journal article" year="1923">Hartmeyer (1923)</bibRefCitation>
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and Van name (1945) with a typical structure of the branchial sac having 5 longitudinal vessels but 7 vertical rows of infundibula on each side.
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</paragraph>
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<paragraph id="2A4BFC16D66976007BA3F91F7A11F889" blockId="37.[151,1437,834,1903]" pageId="37" pageNumber="238">
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Records of this species after 1945 are not sufficiently detailed to be taken into account. It is likely that a confusion may occur with
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<taxonomicName id="EDF48795D66976007AA6F8FA7D6DF8C1" authority="Alder & Hancock, 1848" authorityName="Alder & Hancock" authorityYear="1848" box="[450,858,1806,1831]" class="Ascidiacea" family="Molgulidae" genus="Eugyra" kingdom="Animalia" order="Pleurogona" pageId="37" pageNumber="238" phylum="Chordata" rank="species" species="arenosa">
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<emphasis id="18802004D66976007AA6F8FA7C04F8C0" box="[450,563,1807,1830]" italics="true" pageId="37" pageNumber="238">E.arenosa</emphasis>
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(
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<bibRefCitation id="4E6581E7D66976007925F8FB7D66F8C1" author="Alder" box="[577,849,1806,1831]" pageId="37" pageNumber="238" refString="Alder, J. & Hancok, A. (1848) Tunicata in Catalogue of the mollusca of Northemberland and Durham. Transactions of the Tyneside Naturalists'Club, 1, 195 - 207." type="journal article" year="1848">Alder & Hancock, 1848</bibRefCitation>
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)
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</taxonomicName>
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which has the same gonad shape but 7 longitudinal branchial vessels per side. Considering that
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<taxonomicName id="EDF48795D669760079F5F8C67D2CF8AD" box="[657,795,1843,1867]" class="Ascidiacea" family="Molgulidae" genus="Eugyra" kingdom="Animalia" order="Pleurogona" pageId="37" pageNumber="238" phylum="Chordata" rank="species" species="glutinans">
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<emphasis id="18802004D669760079F5F8C67D2CF8AD" box="[657,795,1843,1867]" italics="true" pageId="37" pageNumber="238">E. glutinans</emphasis>
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</taxonomicName>
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was recorded from the peri-Antarctic area only (except one record off California.in
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<bibRefCitation id="4E6581E7D66976007AB5F8A27CB1F889" author="Van" box="[465,646,1878,1903]" pageId="37" pageNumber="238" refString="Van Name, W. G. (1945) The north and south American ascidians. Bulletin of the American Museum of Natural History, 84, 1 - 476." type="journal article" year="1945">Van Name 1945</bibRefCitation>
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) its presence in
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<collectingCountry id="52E3BC86D66976007859F8A37DB9F889" box="[829,910,1878,1903]" name="Guyana" pageId="37" pageNumber="238">Guiana</collectingCountry>
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is surprising.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |