377 lines
51 KiB
XML
377 lines
51 KiB
XML
<document id="78AE59F6285A8AA9A8E30E2CAC3E7E2A" ID-CLB-Dataset="32762" ID-DOI="10.11646/zootaxa.4286.1.2" ID-GBIF-Dataset="dddc215c-61ae-484e-bc8e-1314354620b2" ID-ISSN="1175-5326" ID-Zenodo-Dep="828294" ID-ZooBank="3B62E1C2-79C6-4A14-9F6D-80D8872118FA" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1500108503344" checkinUser="plazi" docAuthor="Zelaya, Diego G. & Güller, Marina" docDate="2017" docId="03BCFB5FFFC8FFE3FF26FD3B34F3E880" docLanguage="en" docName="zootaxa.4286.1.2.pdf" docOrigin="Zootaxa 4286 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Cirsotrema" docType="treatment" docVersion="8" lastPageNumber="61" masterDocId="FF858327FFDAFFF7FFB1FFEC3539EA70" masterDocTitle="Undercover speciation of wentletraps (Caenogastropoda: Epitoniidae) in the Southwestern Atlantic" masterLastPageNumber="69" masterPageNumber="41" pageNumber="59" updateTime="1698465097681" updateUser="ExternalLinkService">
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<mods:mods id="400BA593A2360F8789BC64136A6419B0" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="5D649AD300DD9ACD84610F888C5BD8BC">
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<mods:title id="7BF1A82AFAD679C90BFD06A36A46FCFE">Undercover speciation of wentletraps (Caenogastropoda: Epitoniidae) in the Southwestern Atlantic</mods:title>
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</mods:titleInfo>
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<mods:name id="E61A2E3679630747147626398D9B3957" type="personal">
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<mods:roleTerm id="C5ABC856B8086740300B696385A9AC8D">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="0321F2D3B9DF5FE4720006B79A19AB9E">Zelaya, Diego G.</mods:namePart>
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<mods:name id="A3774AE706469A4E28224FA26FC84D07" type="personal">
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<mods:roleTerm id="56DBA8B0B6F8EB645CF39594B3332EED">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="C9CF132953AE24F00F489D3E644DABCD">Güller, Marina</mods:namePart>
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<mods:typeOfResource id="26A416D2DA091AA2934D1953ED534B78">text</mods:typeOfResource>
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<mods:titleInfo id="158B60C46EBBAAEBA337CFEB00DD9980">
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<mods:title id="4986B2142BA6B0279EE3EE56D1B57577">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="84B8740205A2105B58DE39BB6ADAC031">
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<mods:date id="F3DFB57736EBE86F28DE50F4D5FB2BCD">2017</mods:date>
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<mods:detail id="B542787803309C88A0BDFAD31E8B10CC" type="volume">
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<mods:number id="05B740A13344DC9FA76550FE26758BB2">4286</mods:number>
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<mods:detail id="F1B70A91F3F8459E58107C3C6933B47A" type="issue">
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<mods:number id="1F20E810090E08E593ACF0A26C4FDD4B">1</mods:number>
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<mods:start id="702CA88A10E245E7F47B3E3A72EA38F9">41</mods:start>
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<mods:end id="013FC06DE6EACC75A641AB939088F8D6">69</mods:end>
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<mods:classification id="19D4F55B4643E5CE32B1A9D717B83848">journal article</mods:classification>
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<mods:identifier id="B2C3AA4E4BCCC8EBAF06D18F0E6ADD05" type="CLB-Dataset">32762</mods:identifier>
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<mods:identifier id="EE7809C0CF7869A1417C1D443D89F067" type="DOI">10.11646/zootaxa.4286.1.2</mods:identifier>
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<mods:identifier id="283FDE291D4AF9AD39C9F940F47EB37F" type="GBIF-Dataset">dddc215c-61ae-484e-bc8e-1314354620b2</mods:identifier>
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<mods:identifier id="7ACFB2896B888BFD935F5B82643AC337" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="B91680066F5A8F3E596B2F7F852CF944" type="Zenodo-Dep">828294</mods:identifier>
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<treatment id="03BCFB5FFFC8FFE3FF26FD3B34F3E880" ID-DOI="http://doi.org/10.5281/zenodo.6033233" ID-GBIF-Taxon="132548560" ID-Zenodo-Dep="6033233" LSID="urn:lsid:plazi:treatment:03BCFB5FFFC8FFE3FF26FD3B34F3E880" httpUri="http://treatment.plazi.org/id/03BCFB5FFFC8FFE3FF26FD3B34F3E880" lastPageId="20" lastPageNumber="61" pageId="18" pageNumber="59">
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<subSubSection id="C30F19C2FFC8FFE5FF26FD3B3470E963" pageId="18" pageNumber="59" type="nomenclature">
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<paragraph id="8BAA4A49FFC8FFE5FF26FD3B37B5E882" blockId="18.[151,652,727,787]" box="[151,652,727,754]" pageId="18" pageNumber="59">
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<heading id="D0E2FD25FFC8FFE5FF26FD3B37B5E882" bold="true" box="[151,652,727,754]" fontSize="11" level="1" pageId="18" pageNumber="59" reason="1">
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<emphasis id="B961965BFFC8FFE5FF26FD3B37B5E882" bold="true" box="[151,652,727,754]" pageId="18" pageNumber="59">
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<emphasis id="B961965BFFC8FFE5FF26FD3B34CFE881" bold="true" box="[151,502,727,753]" italics="true" pageId="18" pageNumber="59">
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“
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||
<taxonomicName id="4C1531CAFFC8FFE5FF14FD3B3414E881" ID-CoL="7NSZ5" box="[165,301,727,753]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="18" pageNumber="59" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
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” ctenodentatum
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</emphasis>
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new species
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||
</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BAA4A49FFC8FFE5FF26FD163470E963" blockId="18.[151,652,727,787]" box="[151,329,762,787]" pageId="18" pageNumber="59">
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(
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<figureCitation id="132E56CCFFC8FFE5FF2FFD163421E963" box="[158,280,762,787]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Figures 11</figureCitation>
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,
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<figureCitation id="132E56CCFFC8FFE5FE95FD173478E963" box="[292,321,763,787]" captionStart="FIGURE 12" captionStartId="20.[151,249,1845,1867]" captionTargetBox="[151,1436,807,1823]" captionTargetId="figure@20.[151,1436,807,1823]" captionTargetPageId="20" captionText="FIGURE 12. “ Cirsotrema ” ctenodentatum, radula and jaw. A – D. Holotype (same specimen as in Fig. 10 A: MACN-In 40401). E. Specimen from off Tierra del Fuego (MACN-In 40403). A – C. Radula. A. Half radular field. B. Outer teeth. C. Cusps of intermediate teeth. D, E. Jaw. D. Anterior inner surface. E. Detail of plates. Scale bars: A = 50 µm; B = 20 µm; C, D = 10 µm; E = 5 µm." httpUri="https://zenodo.org/record/828318/files/figure.png" pageId="18" pageNumber="59">12</figureCitation>
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||
)
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C30F19C2FFC8FFE5FF26FCAF31EFE928" box="[151,1238,834,856]" pageId="18" pageNumber="59" type="reference_group">
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||
<paragraph id="8BAA4A49FFC8FFE5FF26FCAF31EFE928" blockId="18.[151,1238,834,856]" box="[151,1238,834,856]" pageId="18" pageNumber="59">
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<treatmentCitationGroup id="AB056D67FFC8FFE5FF26FCAF31EFE928" box="[151,1238,834,856]" pageId="18" pageNumber="59">
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<taxonomicName id="4C1531CAFFC8FFE5FF26FCAF363CE928" authority="Castellanos, 1970: 64" authorityName="Castellanos" authorityPageNumber="64" authorityYear="1970" box="[151,773,834,856]" class="Gastropoda" family="Epitoniidae" genus="Epitonium" higherTaxonomySource="CoL" kingdom="Animalia" order="Architaenioglossa" pageId="18" pageNumber="59" phylum="Mollusca" rank="subSpecies" species="magellanicum" subSpecies="latecostatum">
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<emphasis id="B961965BFFC8FFE5FF26FCAF3727E928" box="[151,542,834,856]" italics="true" pageId="18" pageNumber="59">Epitonium magellanicum latecostatum</emphasis>
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:
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<treatmentCitation id="0AB46C58FFC8FFE5FD9AFCAE363CE928" author="Castellanos" box="[555,773,834,856]" page="64" pageId="18" pageNumber="59" year="1970">
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||
<bibRefCitation id="EF8437B8FFC8FFE5FD9AFCAE37DBE928" author="Castellanos" box="[555,738,834,856]" pageId="18" pageNumber="59" refString="Castellanos, Z. J. A. (1970) Catalogo de los moluscos marinos bonaerenses. Anales de la Comision de Investigaciones Cientificas, Provincia de Buenos Aires, 8, 9 - 365." type="journal article" year="1970">Castellanos, 1970</bibRefCitation>
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||
: 64
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||
</treatmentCitation>
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||
</taxonomicName>
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||
–65 (in part), pl. 4, fig. 13 (
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<emphasis id="B961965BFFC8FFE5FBAAFCAF3178E928" box="[1051,1089,835,856]" italics="true" pageId="18" pageNumber="59">non</emphasis>
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||
<bibRefCitation id="EF8437B8FFC8FFE5FBF9FCAE31F6E928" author="Strebel" box="[1096,1231,834,856]" pageId="18" pageNumber="59" refString="Strebel, H. (1908) Die Gastropoden. Wissenschaftliche Ergebnisse der Schwedischen Sudpolar-Expedition, 1901 - 1903 unter Leitung von Dr Otto Nordenskjold, 6 (1), 1 - 112, pls. 1 - 6." type="journal article" year="1908">Strebel, 1908</bibRefCitation>
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||
)
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||
</treatmentCitationGroup>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C30F19C2FFC8FFE5FF26FC6931E6EEE9" pageId="18" pageNumber="59" type="materials_examined">
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||
<paragraph id="8BAA4A49FFC8FFE5FF26FC693004E9ED" blockId="18.[151,1437,901,2006]" box="[151,1341,901,926]" pageId="18" pageNumber="59">
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||
<materialsCitation id="3B7D4014FFC8FFE5FF26FC693000E9ED" ID-GBIF-Occurrence="1572324864" box="[151,1337,901,926]" country="Argentina" elevation="18" latitude="-54.798332" location="Bahia Buen Suceso" longLatPrecision="17" longitude="-65.244995" pageId="18" pageNumber="59" specimenCount="1" stateProvince="Tierra del Fuego Province" typeStatus="holotype">
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||
<emphasis id="B961965BFFC8FFE5FF26FC69340CE9EE" bold="true" box="[151,309,901,926]" pageId="18" pageNumber="59">
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||
<typeStatus id="54AEF4EBFFC8FFE5FF26FC6935EBE9EE" box="[151,210,901,926]" pageId="18" pageNumber="59">Type</typeStatus>
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||
locality.
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||
</emphasis>
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||
<geoCoordinate id="EE212C8EFFC8FFE5FE8DFC6934FBE9EE" box="[316,450,901,926]" direction="south" orientation="latitude" pageId="18" pageNumber="59" precision="15" value="-54.798332">54°47’54’’S</geoCoordinate>
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<geoCoordinate id="EE212C8EFFC8FFE5FE78FC693760E9EE" box="[457,601,901,926]" direction="west" orientation="longitude" pageId="18" pageNumber="59" precision="15" value="-65.244995">65°14’42’’W</geoCoordinate>
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||
,
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||
<location id="8ECA1C92FFC8FFE5FDD4FC69367BE9EE" LSID="urn:lsid:plazi:treatment:03BCFB5FFFC8FFE3FF26FD3B34F3E880:8ECA1C92FFC8FFE5FDD4FC69367BE9EE" box="[613,834,901,926]" country="Argentina" latitude="-54.798332" longLatPrecision="17" longitude="-65.244995" name="Bahia Buen Suceso" pageId="18" pageNumber="59" stateProvince="Tierra del Fuego Province">Bahía Buen Suceso</location>
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||
,
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||
<collectingRegion id="49D184ABFFC8FFE5FCFCFC69314CE9EE" box="[845,1141,901,926]" country="Argentina" name="Tierra del Fuego - Antartida e Islas del Atlantico Sur" pageId="18" pageNumber="59">
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||
Tierra del
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||
<collectingRegion id="49D184ABFFC8FFE5FC70FC6A314CE9EE" box="[961,1141,901,926]" inferredBySuffix="true" pageId="18" pageNumber="59">Fuego Province</collectingRegion>
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||
</collectingRegion>
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||
,
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||
<collectingCountry id="F3020AD9FFC8FFE5FB31FC6931CBE9EE" box="[1152,1266,901,926]" name="Argentina" pageId="18" pageNumber="59">Argentina</collectingCountry>
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||
,
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||
<elevation id="0038AD7AFFC8FFE5FB4CFC6A3000E9ED" box="[1277,1337,902,926]" metricMagnitude="1" metricUnit="m" metricValue="1.8" pageId="18" pageNumber="59" unit="m" value="18.0">
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||
<specimenCount id="9D1381C0FFC8FFE5FB4CFC6A3000E9ED" box="[1277,1337,902,926]" pageId="18" pageNumber="59" type="generic">
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||
<quantity id="4CEDE7ACFFC8FFE5FB4CFC6A3000E9ED" box="[1277,1337,902,926]" metricMagnitude="1" metricUnit="m" metricValue="1.8" pageId="18" pageNumber="59" unit="m" value="18.0">18 m</quantity>
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||
</specimenCount>
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||
</elevation>
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||
</materialsCitation>
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||
.
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||
</paragraph>
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||
<paragraph id="8BAA4A49FFC8FFE5FF76FC453066E9B2" blockId="18.[151,1437,901,2006]" box="[199,1375,937,962]" pageId="18" pageNumber="59">
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||
<emphasis id="B961965BFFC8FFE5FF76FC45344CE9B2" bold="true" box="[199,373,937,962]" pageId="18" pageNumber="59">Type material.</emphasis>
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||
Holotype (MACN-In 40401) and one paratype (MACN-In 40402) from the type locality.
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||
</paragraph>
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||
<paragraph id="8BAA4A49FFC8FFE5FF76FC2131C7EE06" blockId="18.[151,1437,901,2006]" pageId="18" pageNumber="59">
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||
<emphasis id="B961965BFFC8FFE5FF76FC213701E996" bold="true" box="[199,568,973,998]" pageId="18" pageNumber="59">Additional material examined.</emphasis>
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||
Argentina:
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||
<materialsCitation id="3B7D4014FFC8FFE5FD73FC2130AFEE7A" ID-GBIF-Occurrence="1572324856" collectionCode="USNM" country="Falkland Islands" elevation="97" latitude="-52.916668" location="Lively Island" longLatPrecision="1080" longitude="-75.0" municipality="Malvinas" pageId="18" pageNumber="59" specimenCode="USNM 870443" specimenCount="1" stateProvince="Tierra del Fuego Province">
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||
<collectingMunicipality id="6BCED033FFC8FFE5FD73FC213613E996" box="[706,810,973,998]" pageId="18" pageNumber="59">Malvinas</collectingMunicipality>
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/
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<collectingCountry id="F3020AD9FFC8FFE5FCF5FC21313AE996" box="[836,1027,973,998]" name="Falkland Islands" pageId="18" pageNumber="59">Falkland Islands</collectingCountry>
|
||
:
|
||
<location id="8ECA1C92FFC8FFE5FBA1FC21319FE996" LSID="urn:lsid:plazi:treatment:03BCFB5FFFC8FFE3FF26FD3B34F3E880:8ECA1C92FFC8FFE5FBA1FC21319FE996" box="[1040,1190,973,998]" country="Falkland Islands" latitude="-52.916668" longLatPrecision="1080" longitude="-75.0" municipality="Malvinas" name="Lively Island" pageId="18" pageNumber="59" stateProvince="Tierra del Fuego Province">Lively Island</location>
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||
(MACN-In 10138: 1 sh.; MM EE 7942.2: 11 sh.).
|
||
<collectingRegion id="49D184ABFFC8FFE5FE40FC1D361DEE7A" box="[497,804,1009,1034]" country="Argentina" name="Tierra del Fuego - Antartida e Islas del Atlantico Sur" pageId="18" pageNumber="59">
|
||
Tierra del
|
||
<collectingRegion id="49D184ABFFC8FFE5FDDAFC1E361DEE7A" box="[619,804,1009,1034]" inferredBySuffix="true" pageId="18" pageNumber="59">Fuego Province</collectingRegion>
|
||
</collectingRegion>
|
||
:
|
||
<geoCoordinate id="EE212C8EFFC8FFE5FC83FC1D36B4EE7A" box="[818,909,1009,1034]" direction="south" orientation="latitude" pageId="18" pageNumber="59" precision="925" value="-52.916668">52°55’S</geoCoordinate>
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||
<geoCoordinate id="EE212C8EFFC8FFE5FC29FC1D36C6EE7A" box="[920,1023,1009,1034]" direction="west" orientation="longitude" pageId="18" pageNumber="59" precision="925" value="-75.0">75°00’W</geoCoordinate>
|
||
,
|
||
<elevation id="0038AD7AFFC8FFE5FBBFFC1E3144EE79" box="[1038,1149,1010,1034]" metricMagnitude="1" metricUnit="m" metricValue="9.65" metricValueMax="10.1" metricValueMin="9.2" pageId="18" pageNumber="59" unit="m" value="96.5" valueMax="101.0" valueMin="92.0">
|
||
<quantity id="4CEDE7ACFFC8FFE5FBBFFC1E3144EE79" box="[1038,1149,1010,1034]" metricMagnitude="1" metricUnit="m" metricValue="9.65" metricValueMax="10.1" metricValueMin="9.2" pageId="18" pageNumber="59" unit="m" value="96.5" valueMax="101.0" valueMin="92.0">92-101 m</quantity>
|
||
</elevation>
|
||
(
|
||
<specimenCode id="DBB3E232FFC8FFE5FB3EFC1E307DEE7A" box="[1167,1348,1010,1034]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="18" pageNumber="59">
|
||
<collectionCode id="ED04D28CFFC8FFE5FB3EFC1E31DBEE7A" box="[1167,1250,1010,1034]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="18" pageNumber="59">USNM</collectionCode>
|
||
870443
|
||
</specimenCode>
|
||
: 1 sh.)
|
||
</materialsCitation>
|
||
;
|
||
<materialsCitation id="3B7D4014FFC8FFE5FF26FBF9310EEE5E" ID-GBIF-Occurrence="1572324861" box="[151,1079,1045,1070]" country="Iceland" elevation="154" latitude="-54.833332" location="Estados" longLatPrecision="1068" longitude="-64.01667" pageId="18" pageNumber="59" specimenCount="1">
|
||
<geoCoordinate id="EE212C8EFFC8FFE5FF26FBF935C8EE5E" box="[151,241,1045,1070]" direction="south" orientation="latitude" pageId="18" pageNumber="59" precision="925" value="-54.833332">54°50’S</geoCoordinate>
|
||
<geoCoordinate id="EE212C8EFFC8FFE5FF46FBF93465EE5E" box="[247,348,1045,1070]" direction="west" orientation="longitude" pageId="18" pageNumber="59" precision="925" value="-64.01667">64°01’W</geoCoordinate>
|
||
, south of
|
||
<collectingCountry id="F3020AD9FFC8FFE5FE79FBF934C9EE5E" box="[456,496,1045,1070]" name="Iceland" pageId="18" pageNumber="59">Isla</collectingCountry>
|
||
de los
|
||
<location id="8ECA1C92FFC8FFE5FDF1FBF937A3EE5E" LSID="urn:lsid:plazi:treatment:03BCFB5FFFC8FFE3FF26FD3B34F3E880:8ECA1C92FFC8FFE5FDF1FBF937A3EE5E" box="[576,666,1045,1070]" country="Iceland" latitude="-54.833332" longLatPrecision="1068" longitude="-64.01667" name="Estados" pageId="18" pageNumber="59">Estados</location>
|
||
,
|
||
<elevation id="0038AD7AFFC8FFE5FD14FBF93639EE5D" box="[677,768,1045,1070]" metricMagnitude="2" metricUnit="m" metricValue="1.536" pageId="18" pageNumber="59" unit="m" value="153.6">
|
||
<quantity id="4CEDE7ACFFC8FFE5FD14FBF93639EE5D" box="[677,768,1045,1070]" metricMagnitude="2" metricUnit="m" metricValue="1.536" pageId="18" pageNumber="59" unit="m" value="153.6">153.6 m</quantity>
|
||
</elevation>
|
||
(MACN-In 22733: 1 spm.)
|
||
</materialsCitation>
|
||
; 54°41’35’’S 64°01’37’’W,
|
||
<quantity id="4CEDE7ACFFC8FFE5FADAFBF93594EE21" metricMagnitude="1" metricUnit="m" metricValue="5.02" pageId="18" pageNumber="59" unit="m" value="50.2">50.2 m</quantity>
|
||
(MACN-In 22614: 1 sh.);
|
||
<materialsCitation id="3B7D4014FFC8FFE5FE54FBD53733EE06" ID-GBIF-Occurrence="1572324860" country="Iceland" elevation="25" latitude="-55.683334" location="Tierra del Fuego" longLatPrecision="1062" longitude="-66.566666" pageId="18" pageNumber="59" specimenCount="1" stateProvince="Tierra del Fuego">
|
||
<geoCoordinate id="EE212C8EFFC8FFE5FE54FBD53706EE22" box="[485,575,1081,1106]" direction="south" orientation="latitude" pageId="18" pageNumber="59" precision="925" value="-55.683334">55°41’S</geoCoordinate>
|
||
<geoCoordinate id="EE212C8EFFC8FFE5FDF9FBD53795EE22" box="[584,684,1081,1106]" direction="west" orientation="longitude" pageId="18" pageNumber="59" precision="925" value="-66.566666">66°34’W</geoCoordinate>
|
||
,
|
||
<elevation id="0038AD7AFFC8FFE5FD0BFBD537CCEE21" box="[698,757,1081,1106]" metricMagnitude="1" metricUnit="m" metricValue="2.5" pageId="18" pageNumber="59" unit="m" value="25.0">
|
||
<quantity id="4CEDE7ACFFC8FFE5FD0BFBD537CCEE21" box="[698,757,1081,1106]" metricMagnitude="1" metricUnit="m" metricValue="2.5" pageId="18" pageNumber="59" unit="m" value="25.0">25 m</quantity>
|
||
</elevation>
|
||
(MACN-In 24975: 6 sh.); off
|
||
<collectingRegion id="49D184ABFFC8FFE5FBE6FBD5302CEE22" box="[1111,1301,1081,1106]" country="Argentina" name="Tierra del Fuego - Antartida e Islas del Atlantico Sur" pageId="18" pageNumber="59">Tierra del Fuego</collectingRegion>
|
||
(MACN-In 40403: 3 spm.). Burdwood Bank
|
||
</materialsCitation>
|
||
: 54°30’23.4’’S 59°48’39.24’’W,
|
||
<quantity id="4CEDE7ACFFC8FFE5FCCAFBB136FBEE05" box="[891,962,1117,1142]" metricMagnitude="2" metricUnit="m" metricValue="1.05" pageId="18" pageNumber="59" unit="m" value="105.0">105 m</quantity>
|
||
(MACN-In 40782: 1 spm.).
|
||
</paragraph>
|
||
<paragraph id="8BAA4A49FFC8FFE5FF76FB6D31E6EEE9" blockId="18.[151,1437,901,2006]" box="[199,1247,1153,1178]" pageId="18" pageNumber="59">
|
||
<materialsCitation id="3B7D4014FFC8FFE5FF76FB6D31E6EEE9" ID-GBIF-Occurrence="1572324855" box="[199,1247,1153,1178]" country="Argentina" elevation="86" location="Known" pageId="18" pageNumber="59" specimenCount="1" stateProvince="Tierra del Fuego Province">
|
||
<emphasis id="B961965BFFC8FFE5FF76FB6D3483EEEA" bold="true" box="[199,442,1153,1178]" pageId="18" pageNumber="59">
|
||
<location id="8ECA1C92FFC8FFE5FF76FB6D3427EEEA" LSID="urn:lsid:plazi:treatment:03BCFB5FFFC8FFE3FF26FD3B34F3E880:8ECA1C92FFC8FFE5FF76FB6D3427EEEA" box="[199,286,1153,1178]" country="Argentina" name="Known" pageId="18" pageNumber="59" stateProvince="Tierra del Fuego Province">Known</location>
|
||
distribution.
|
||
</emphasis>
|
||
<collectingRegion id="49D184ABFFC8FFE5FE71FB6D37D1EEEA" box="[448,744,1153,1178]" country="Argentina" name="Tierra del Fuego - Antartida e Islas del Atlantico Sur" pageId="18" pageNumber="59">
|
||
Tierra del
|
||
<collectingRegion id="49D184ABFFC8FFE5FD85FB6E37D1EEEA" box="[564,744,1153,1178]" inferredBySuffix="true" pageId="18" pageNumber="59">Fuego Province</collectingRegion>
|
||
</collectingRegion>
|
||
,
|
||
<collectingCountry id="F3020AD9FFC8FFE5FD43FB6D365CEEEA" box="[754,869,1153,1178]" name="Argentina" pageId="18" pageNumber="59">Argentina</collectingCountry>
|
||
; living specimens:
|
||
<elevation id="0038AD7AFFC8FFE5FB8DFB6E31E2EEE9" box="[1084,1243,1153,1178]" metricMagnitude="1" metricUnit="m" metricValue="8.58" metricValueMax="15.36" metricValueMin="1.8" pageId="18" pageNumber="59" unit="m" value="85.8" valueMax="153.6" valueMin="18.0">
|
||
<quantity id="4CEDE7ACFFC8FFE5FB8DFB6E31E2EEE9" box="[1084,1243,1153,1178]" metricMagnitude="1" metricUnit="m" metricValue="8.58" metricValueMax="15.36" metricValueMin="1.8" pageId="18" pageNumber="59" unit="m" value="85.8" valueMax="153.6" valueMin="18.0">18 to 153.6 m</quantity>
|
||
</elevation>
|
||
.
|
||
</materialsCitation>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C30F19C2FFC8FFE5FF76FB4934D6EE92" pageId="18" pageNumber="59" type="etymology">
|
||
<paragraph id="8BAA4A49FFC8FFE5FF76FB4934D6EE92" blockId="18.[151,1437,901,2006]" pageId="18" pageNumber="59">
|
||
<emphasis id="B961965BFFC8FFE5FF76FB493477EECE" bold="true" box="[199,334,1189,1214]" pageId="18" pageNumber="59">Etymology.</emphasis>
|
||
The name of the species refers to the comb-like morphology of the radular teeth, whose cusps are composed of several denticles.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C30F19C2FFC8FFE5FF76FB013632EF01" pageId="18" pageNumber="59" type="diagnosis">
|
||
<paragraph id="8BAA4A49FFC8FFE5FF76FB013632EF01" blockId="18.[151,1437,901,2006]" pageId="18" pageNumber="59">
|
||
<emphasis id="B961965BFFC8FFE5FF76FB013478EF76" bold="true" box="[199,321,1261,1286]" pageId="18" pageNumber="59">Diagnosis.</emphasis>
|
||
Shell elongated to broadly conical; protoconch of 2 rounded whorls; teleoconch sculptured with numerous, reflexed ribs, forming shoulders; interspaces between ribs with spiral cords; a stronger spiral cord delimiting the base. Operculum ovate, paucispiral. Jaw with several rows of polygonal plates at the anterior part. All radular teeth with three or four denticles at the cusp.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C30F19C2FFC8FFE3FF76FA913189EA88" lastPageId="20" lastPageNumber="61" pageId="18" pageNumber="59" type="description">
|
||
<paragraph id="8BAA4A49FFC8FFE5FF76FA913649ECC6" blockId="18.[151,1437,901,2006]" pageId="18" pageNumber="59">
|
||
<emphasis id="B961965BFFC8FFE5FF76FA913460EFE6" bold="true" box="[199,345,1405,1430]" pageId="18" pageNumber="59">Description.</emphasis>
|
||
Shell large (maximum L observed = 25.0 mm, apex missing), narrowly elongated to broadly conical, with gradated whorls; thick, white, chalky (
|
||
<figureCitation id="132E56CCFFC8FFE5FD51FA4D3617EFCA" box="[736,814,1441,1466]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
A, B, E, F, H). Protoconch of about 1,000 µm in length and 700 µm in maximum diameter, composed of 2 evenly-rounded whorls (
|
||
<figureCitation id="132E56CCFFC8FFE5FB93FA29314FEFAE" box="[1058,1142,1477,1502]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
D), usually lost in larger specimens. Protoconch sculpture unknown, eroded in the available specimens. Limit between protoconch and teleoconch readily discernible, marked by a simple growth scar. Teleoconch with up to 7 whorls; whorls convex in outline (
|
||
<figureCitation id="132E56CCFFC8FFE5FF48F9DD3475EC3A" box="[249,332,1585,1610]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
A, B, E, F, H); adjacent whorls attached; suture deep, crossed by axial sculpture. Last whorl flattened at the base. Aperture ovate; peristome continuous, thick, slightly auriculate at the base (
|
||
<figureCitation id="132E56CCFFC8FFE5FB67F9B9301CEC1E" box="[1238,1317,1621,1646]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
A, B, E, F, H). Inner margin of aperture either completely attached to last whorl or partially detached, in the last case originating a narrow umbilicus. Fasciole usually well-developed.
|
||
</paragraph>
|
||
<paragraph id="8BAA4A49FFC8FFE4FF76F92D3733EB6D" blockId="18.[151,1437,901,2006]" lastBlockId="19.[151,1436,151,285]" lastPageId="19" lastPageNumber="60" pageId="18" pageNumber="59">
|
||
Teleoconch sculptured with numerous, slightly- to markedly-prosocline axial ribs and spiral elements (
|
||
<figureCitation id="132E56CCFFC8FFE5FADEF92D3588EC8E" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
A, B, E, F–H). Axial ribs usually 16 to 19 per whorl, but up to 25; either constant in number throughout whorls or with a greater number of ribs in the second and third teleoconch whorls. Ribs on the first whorl are low, narrow and evenly arcuate; in subsequent whorls, ribs become stronger, gradually increasing in height and slightly reflexed, formed by fusion of several layers (
|
||
<figureCitation id="132E56CCFFC8FFE5FD70F8BD362CED1A" box="[705,789,1873,1898]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
A–C, E–H). Apically, ribs projecting perpendicular to columellar axis, forming a straight shoulder that gradates the whorls (
|
||
<figureCitation id="132E56CCFFC8FFE5FC13F89936CBEDFE" box="[930,1010,1909,1934]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
B, E, H), becoming convex anteriorly. Ribs of adjoining whorls obliquely aligned and fused, extending to umbilical area in last whorl, markedly changing their curvature at periphery of base (
|
||
<figureCitation id="132E56CCFFC8FFE5FD9FF8513745EDA6" box="[558,636,1981,2006]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="18" pageNumber="59">Fig. 11</figureCitation>
|
||
A, B, E, F, H). Interspaces of the axial sculpture showing 6–8 lower but wide spiral cords, separated by extremely narrow interspaces, where secondary spiral cords and small, spirally aligned punctae are present. Spiral sculpture clearly visible in all whorls, but missing at the base. A strong basal spiral cord emerging from the insertion of the outer lip of aperture, delimits the base (
|
||
<figureCitation id="132E56CCFFC9FFE4FBDDFF333184EA88" box="[1132,1213,223,248]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="19" pageNumber="60">Fig. 11</figureCitation>
|
||
G). Spiral sculpture not crossing over axial sculpture.
|
||
</paragraph>
|
||
<caption id="DF6A1AC1FFC9FFE4FF26F98E3064ECA4" httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="19" pageNumber="60" targetBox="[151,1436,337,1613]" targetPageId="19">
|
||
<paragraph id="8BAA4A49FFC9FFE4FF26F98E3064ECA4" blockId="19.[151,1436,1634,1748]" pageId="19" pageNumber="60">
|
||
<emphasis id="B961965BFFC9FFE4FF26F98E3427EC07" bold="true" box="[151,286,1634,1656]" pageId="19" pageNumber="60">FIGURE 11.</emphasis>
|
||
<emphasis id="B961965BFFC9FFE4FE94F98F3769EC08" box="[293,592,1634,1656]" italics="true" pageId="19" pageNumber="60">
|
||
“
|
||
<taxonomicName id="4C1531CAFFC9FFE4FE9CF98F3495EC08" box="[301,428,1635,1656]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="19" pageNumber="60" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” ctenodentatum
|
||
</emphasis>
|
||
new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BAA4A49FFC9FFE4FF76F917370AED2C" blockId="19.[151,1437,1787,2028]" pageId="19" pageNumber="60">
|
||
<emphasis id="B961965BFFC9FFE4FF76F917347DED63" box="[199,324,1787,1811]" italics="true" pageId="19" pageNumber="60">Operculum</emphasis>
|
||
: Thin, ovate, with eccentric nucleus; paucispiral, with edge of adjacent coils with raised edges (
|
||
<figureCitation id="132E56CCFFC9FFE4FADFF917358DED48" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="19" pageNumber="60">
|
||
Fig.
|
||
<date id="FFAB6C89FFC9FFE4FF26F8CC358DED48" box="[151,180,1824,1848]" pageId="19" pageNumber="60" value="2011-01">11</date>
|
||
</figureCitation>
|
||
I). Outside surface sculptured with about 23 regular bars per
|
||
<quantity id="4CEDE7ACFFC9FFE4FCD5F8CC3684ED47" box="[868,957,1824,1848]" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="19" pageNumber="60" unit="mm" value="0.1">0.1 mm</quantity>
|
||
, obliquely oriented with respect to growth lines (
|
||
<figureCitation id="132E56CCFFC9FFE4FF6AF8AF3412ED2C" box="[219,299,1859,1884]" captionStart="FIGURE 11" captionStartId="19.[151,249,1634,1656]" captionTargetBox="[151,1436,337,1613]" captionTargetId="figure@19.[151,1436,337,1613]" captionTargetPageId="19" captionText="FIGURE 11. “ Cirsotrema ” ctenodentatum new species, shell and operculum. A, G, I. Holotype (MACN-In 40401). G. Detail of teleoconch sculpture at last whorl. B, H. Specimens from off Tierra del Fuego (MACN-In 24975). C, E. Specimen from off Tierra del Fuego (MACN-In 22614). D, F. Paratype (MACN-In 40402). J. Detail of operculum sculpture, specimen from off Tierra del Fuego (MACN-In 40403). Scale bars: A = 2 mm; B, C, E, H = 5 mm; D = 200 µm; F, G, I = 1 mm; J = 50 µm." httpUri="https://zenodo.org/record/828316/files/figure.png" pageId="19" pageNumber="60">Fig. 11</figureCitation>
|
||
J). Colour: light brown.
|
||
</paragraph>
|
||
<paragraph id="8BAA4A49FFC9FFE4FF76F8843784EDD4" blockId="19.[151,1437,1787,2028]" pageId="19" pageNumber="60">
|
||
<emphasis id="B961965BFFC9FFE4FF76F88435CDED0F" box="[199,244,1896,1919]" italics="true" pageId="19" pageNumber="60">Jaw</emphasis>
|
||
(
|
||
<figureCitation id="132E56CCFFC9FFE4FEB9F88B3467EDF0" box="[264,350,1895,1920]" captionStart="FIGURE 12" captionStartId="20.[151,249,1845,1867]" captionTargetBox="[151,1436,807,1823]" captionTargetId="figure@20.[151,1436,807,1823]" captionTargetPageId="20" captionText="FIGURE 12. “ Cirsotrema ” ctenodentatum, radula and jaw. A – D. Holotype (same specimen as in Fig. 10 A: MACN-In 40401). E. Specimen from off Tierra del Fuego (MACN-In 40403). A – C. Radula. A. Half radular field. B. Outer teeth. C. Cusps of intermediate teeth. D, E. Jaw. D. Anterior inner surface. E. Detail of plates. Scale bars: A = 50 µm; B = 20 µm; C, D = 10 µm; E = 5 µm." httpUri="https://zenodo.org/record/828318/files/figure.png" pageId="19" pageNumber="60">Fig. 12</figureCitation>
|
||
D, E): Anterior part uniformly paved with several rows of superimposed polygonal, bluntlypointed, pitted plates that continue to the margin.
|
||
</paragraph>
|
||
<paragraph id="8BAA4A49FFC9FFE3FF76F8433189EA88" blockId="19.[151,1437,1787,2028]" lastBlockId="20.[151,1436,151,752]" lastPageId="20" lastPageNumber="61" pageId="19" pageNumber="60">
|
||
<emphasis id="B961965BFFC9FFE4FF76F8433421EDB7" box="[199,280,1967,1991]" italics="true" pageId="19" pageNumber="60">Radula</emphasis>
|
||
: With numerous teeth per row, each with a well-developed basal denticle (
|
||
<figureCitation id="132E56CCFFC9FFE4FB3AF84331D9EDB8" box="[1163,1248,1967,1992]" captionStart="FIGURE 12" captionStartId="20.[151,249,1845,1867]" captionTargetBox="[151,1436,807,1823]" captionTargetId="figure@20.[151,1436,807,1823]" captionTargetPageId="20" captionText="FIGURE 12. “ Cirsotrema ” ctenodentatum, radula and jaw. A – D. Holotype (same specimen as in Fig. 10 A: MACN-In 40401). E. Specimen from off Tierra del Fuego (MACN-In 40403). A – C. Radula. A. Half radular field. B. Outer teeth. C. Cusps of intermediate teeth. D, E. Jaw. D. Anterior inner surface. E. Detail of plates. Scale bars: A = 50 µm; B = 20 µm; C, D = 10 µm; E = 5 µm." httpUri="https://zenodo.org/record/828318/files/figure.png" pageId="19" pageNumber="60">Fig. 12</figureCitation>
|
||
A). Teeth of the central field with stout blades; subsequent teeth with elongate, strong blades, reducing in size near the outer margin (
|
||
<figureCitation id="132E56CCFFCEFFE3FF2EFF7B35CAEAC0" box="[159,243,151,176]" captionStart="FIGURE 12" captionStartId="20.[151,249,1845,1867]" captionTargetBox="[151,1436,807,1823]" captionTargetId="figure@20.[151,1436,807,1823]" captionTargetPageId="20" captionText="FIGURE 12. “ Cirsotrema ” ctenodentatum, radula and jaw. A – D. Holotype (same specimen as in Fig. 10 A: MACN-In 40401). E. Specimen from off Tierra del Fuego (MACN-In 40403). A – C. Radula. A. Half radular field. B. Outer teeth. C. Cusps of intermediate teeth. D, E. Jaw. D. Anterior inner surface. E. Detail of plates. Scale bars: A = 50 µm; B = 20 µm; C, D = 10 µm; E = 5 µm." httpUri="https://zenodo.org/record/828318/files/figure.png" pageId="20" pageNumber="61">Fig. 12</figureCitation>
|
||
A, B). Cusps similar along all radular field, comprising a short, acute apical denticle and usually two longer, blunt secondary denticles (
|
||
<figureCitation id="132E56CCFFCEFFE3FDA9FF503753EAA4" box="[536,618,188,213]" captionStart="FIGURE 12" captionStartId="20.[151,249,1845,1867]" captionTargetBox="[151,1436,807,1823]" captionTargetId="figure@20.[151,1436,807,1823]" captionTargetPageId="20" captionText="FIGURE 12. “ Cirsotrema ” ctenodentatum, radula and jaw. A – D. Holotype (same specimen as in Fig. 10 A: MACN-In 40401). E. Specimen from off Tierra del Fuego (MACN-In 40403). A – C. Radula. A. Half radular field. B. Outer teeth. C. Cusps of intermediate teeth. D, E. Jaw. D. Anterior inner surface. E. Detail of plates. Scale bars: A = 50 µm; B = 20 µm; C, D = 10 µm; E = 5 µm." httpUri="https://zenodo.org/record/828318/files/figure.png" pageId="20" pageNumber="61">Fig. 12</figureCitation>
|
||
C). An additional, smaller proximal denticle, sometimes present, varying from a knob to a well-developed structure, always smaller than the other denticles (
|
||
<figureCitation id="132E56CCFFCEFFE3FB8CFF3331B6EA88" box="[1085,1167,223,248]" captionStart="FIGURE 12" captionStartId="20.[151,249,1845,1867]" captionTargetBox="[151,1436,807,1823]" captionTargetId="figure@20.[151,1436,807,1823]" captionTargetPageId="20" captionText="FIGURE 12. “ Cirsotrema ” ctenodentatum, radula and jaw. A – D. Holotype (same specimen as in Fig. 10 A: MACN-In 40401). E. Specimen from off Tierra del Fuego (MACN-In 40403). A – C. Radula. A. Half radular field. B. Outer teeth. C. Cusps of intermediate teeth. D, E. Jaw. D. Anterior inner surface. E. Detail of plates. Scale bars: A = 50 µm; B = 20 µm; C, D = 10 µm; E = 5 µm." httpUri="https://zenodo.org/record/828318/files/figure.png" pageId="20" pageNumber="61">Fig. 12</figureCitation>
|
||
C).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C30F19C2FFCEFFE3FF76FEE834F3E880" pageId="20" pageNumber="61" type="discussion">
|
||
<paragraph id="8BAA4A49FFCEFFE3FF76FEE835D6E8D8" blockId="20.[151,1436,151,752]" pageId="20" pageNumber="61">
|
||
<emphasis id="B961965BFFCEFFE3FF76FEE83402EB6D" bold="true" box="[199,315,260,285]" pageId="20" pageNumber="61">Remarks.</emphasis>
|
||
In shell morphology,
|
||
<emphasis id="B961965BFFCEFFE3FDEAFEE83696EB6C" box="[603,943,260,284]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FDD2FEE837C9EB6B" box="[611,752,260,283]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” ctenodentatum
|
||
</emphasis>
|
||
<emphasis id="B961965BFFCEFFE3FC70FEE83133EB6D" bold="true" box="[961,1034,260,285]" pageId="20" pageNumber="61">n. sp.</emphasis>
|
||
closely resembles
|
||
<emphasis id="B961965BFFCEFFE3FB4FFEE8340FEB30" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FAB7FEE830ADEB6B" box="[1286,1428,260,283]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
”
|
||
<taxonomicName id="4C1531CAFFCEFFE3FF26FEC4340FEB30" box="[151,310,296,320]" class="Gastropoda" family="Epitoniidae" genus="Epitonium" higherTaxonomySource="CoL" kingdom="Animalia" order="Architaenioglossa" pageId="20" pageNumber="61" phylum="Mollusca" rank="species" species="magellanicum">magellanicum</taxonomicName>
|
||
</emphasis>
|
||
, from which it differs by having consistently more, lower and more markedly recurved axial ribs, which result in narrower interspaces. Another difference between these species arises in the straight shoulder of the axial ribs of
|
||
<emphasis id="B961965BFFCEFFE3FE9AFE9C374EEBF8" box="[299,631,368,392]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FE82FE9C34F9EBF7" box="[307,448,368,391]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” ctenodentatum
|
||
</emphasis>
|
||
<emphasis id="B961965BFFCEFFE3FD31FE8337F8EBF8" bold="true" box="[640,705,367,392]" pageId="20" pageNumber="61">n. sp.</emphasis>
|
||
, which results in a markedly-gradated outline of the whorls. In
|
||
<emphasis id="B961965BFFCEFFE3FF26FE7834DAEBDC" box="[151,483,404,428]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FF2EFE783414EBDB" box="[159,301,404,427]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
”
|
||
<taxonomicName id="4C1531CAFFCEFFE3FEF4FE7834DAEBDC" box="[325,483,404,428]" class="Gastropoda" family="Epitoniidae" genus="Epitonium" higherTaxonomySource="CoL" kingdom="Animalia" order="Architaenioglossa" pageId="20" pageNumber="61" phylum="Mollusca" rank="species" species="magellanicum">magellanicum</taxonomicName>
|
||
</emphasis>
|
||
, instead, the axial ribs slope apically. The distinction between
|
||
<emphasis id="B961965BFFCEFFE3FB4FFE783405EBA0" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FAB7FE7830ADEBDB" box="[1286,1428,404,427]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” ctenodentatum
|
||
</emphasis>
|
||
<emphasis id="B961965BFFCEFFE3FEF3FE5B34B9EBA0" bold="true" box="[322,384,439,464]" pageId="20" pageNumber="61">n. sp.</emphasis>
|
||
and
|
||
<emphasis id="B961965BFFCEFFE3FE04FE5437C1EBA0" box="[437,760,440,464]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FE0CFE543772EBBF" box="[445,587,440,463]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
”
|
||
<taxonomicName id="4C1531CAFFCEFFE3FDE8FE5437C1EBA0" box="[601,760,440,464]" class="Gastropoda" family="Epitoniidae" genus="Epitonium" higherTaxonomySource="CoL" kingdom="Animalia" order="Architaenioglossa" pageId="20" pageNumber="61" phylum="Mollusca" rank="species" species="magellanicum">magellanicum</taxonomicName>
|
||
</emphasis>
|
||
becomes even more evident when comparing the operculum and radula:
|
||
<emphasis id="B961965BFFCEFFE3FEAFFE303750EB84" box="[286,617,476,500]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FE97FE30348DEB83" box="[294,436,476,499]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” ctenodentatum
|
||
</emphasis>
|
||
has a thin, ovate, paucispiral operculum, whereas that of
|
||
<emphasis id="B961965BFFCEFFE3FB4FFE30340FE868" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FAB7FE3030ADEB83" box="[1286,1428,476,499]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
”
|
||
<taxonomicName id="4C1531CAFFCEFFE3FF26FDEC340FE868" box="[151,310,512,536]" class="Gastropoda" family="Epitoniidae" genus="Epitonium" higherTaxonomySource="CoL" kingdom="Animalia" order="Architaenioglossa" pageId="20" pageNumber="61" phylum="Mollusca" rank="species" species="magellanicum">magellanicum</taxonomicName>
|
||
</emphasis>
|
||
is thick, subcircular and multispiral. With regard to the radula,
|
||
<emphasis id="B961965BFFCEFFE3FBB8FDEC306DE868" box="[1033,1364,512,536]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FBA0FDEC31A6E867" box="[1041,1183,512,535]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” ctenodentatum
|
||
</emphasis>
|
||
<emphasis id="B961965BFFCEFFE3FAEDFE1330A2E868" bold="true" box="[1372,1435,511,536]" pageId="20" pageNumber="61">n. sp.</emphasis>
|
||
has three / four denticles in the cusp of outer teeth, while in
|
||
<emphasis id="B961965BFFCEFFE3FCE9FDC831A7E84C" box="[856,1182,548,572]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FCD1FDC836D4E84B" box="[864,1005,548,571]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
”
|
||
<taxonomicName id="4C1531CAFFCEFFE3FC4EFDC831A7E84C" box="[1023,1182,548,572]" class="Gastropoda" family="Epitoniidae" genus="Epitonium" higherTaxonomySource="CoL" kingdom="Animalia" order="Architaenioglossa" pageId="20" pageNumber="61" phylum="Mollusca" rank="species" species="magellanicum">magellanicum</taxonomicName>
|
||
</emphasis>
|
||
these teeth invariably show a single denticle (the apical denticle). Another similar species to
|
||
<emphasis id="B961965BFFCEFFE3FC51FDA43016E810" box="[992,1327,584,608]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FC59FDA4314FE82F" box="[1000,1142,584,607]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” ctenodentatum
|
||
</emphasis>
|
||
<emphasis id="B961965BFFCEFFE3FA8BFDAB3044E810" bold="true" box="[1338,1405,583,608]" pageId="20" pageNumber="61">n. sp.</emphasis>
|
||
is
|
||
<emphasis id="B961965BFFCEFFE3FF26FD8034B6E8F4" box="[151,399,620,644]" italics="true" pageId="20" pageNumber="61">
|
||
“
|
||
<taxonomicName id="4C1531CAFFCEFFE3FF2EFD803414E8F3" box="[159,301,620,643]" class="Gastropoda" family="Epitoniidae" genus="Cirsotrema" kingdom="Animalia" pageId="20" pageNumber="61" phylum="Mollusca" rank="genus">Cirsotrema</taxonomicName>
|
||
” strebeli
|
||
</emphasis>
|
||
<taxonomicNameLabel id="A2522B20FFCEFFE3FE24FD8034EDE8F5" box="[405,468,620,645]" pageId="20" pageNumber="61" rank="species">
|
||
<emphasis id="B961965BFFCEFFE3FE24FD8034EDE8F5" bold="true" box="[405,468,620,645]" pageId="20" pageNumber="61">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
A comparison between these taxa is provided in the Remarks section of the following species.
|
||
</paragraph>
|
||
<paragraph id="8BAA4A49FFCEFFE3FF76FD5834F3E880" blockId="20.[151,1436,151,752]" pageId="20" pageNumber="61">
|
||
<bibRefCitation id="EF8437B8FFCEFFE3FF76FD5834A2E8BC" author="Castellanos" box="[199,411,692,717]" pageId="20" pageNumber="61" refString="Castellanos, Z. J. A. (1970) Catalogo de los moluscos marinos bonaerenses. Anales de la Comision de Investigaciones Cientificas, Provincia de Buenos Aires, 8, 9 - 365." type="journal article" year="1970">Castellanos (1970)</bibRefCitation>
|
||
included under the name
|
||
<taxonomicName id="4C1531CAFFCEFFE3FD75FD59314FE8BC" box="[708,1142,692,716]" class="Gastropoda" family="Epitoniidae" genus="Epitonium" higherTaxonomySource="CoL" kingdom="Animalia" order="Architaenioglossa" pageId="20" pageNumber="61" phylum="Mollusca" rank="subSpecies" species="magellanicum" subSpecies="latecostatum">
|
||
<emphasis id="B961965BFFCEFFE3FD75FD59314FE8BC" box="[708,1142,692,716]" italics="true" pageId="20" pageNumber="61">Epitonium magellanicum latecostatum</emphasis>
|
||
</taxonomicName>
|
||
, one lot belonging to this species (MACN-In 22733).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |