226 lines
23 KiB
XML
226 lines
23 KiB
XML
<document id="14E9E0C04F9CD8E3B60D402F87F618FC" ID-CLB-Dataset="42318" ID-DOI="10.11646/zootaxa.3878.4.1" ID-GBIF-Dataset="e778cf07-b718-454a-98d1-1a9edbe071aa" ID-ISSN="1175-5326" ID-Zenodo-Dep="252701" ID-ZooBank="B6AF841A-2D56-4F76-847F-44E881DF38B5" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460947067534" checkinUser="plazi" docAuthor="Watters, G. Thomas" docDate="2014" docId="03E087C1FF8A0250F681F985FD402EDD" docLanguage="en" docName="zt03878p350.pdf" docOrigin="Zootaxa 3878 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Choanopoma" docType="treatment" docVersion="8" lastPageNumber="343" masterDocId="FFD9FFB9FFA3027AF616FFCDFFF62C2E" masterDocTitle="A revision of the Annulariidae of Central America (Gastropoda: Littorinoidea)" masterLastPageNumber="350" masterPageNumber="301" pageNumber="342" updateTime="1698584952024" updateUser="ExternalLinkService">
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<mods:titleInfo id="18194E56641E7D0A94A46F074CA878D2">
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<mods:title id="EA90ADFD169D167C94E0FFA133F87D9A">A revision of the Annulariidae of Central America (Gastropoda: Littorinoidea)</mods:title>
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<mods:namePart id="7A647122A1954E91A72F7A1851E09BA2">Watters, G. Thomas</mods:namePart>
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<mods:title id="23D1F30B5563CEB6D07D9EC3BF5B45F6">Zootaxa</mods:title>
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<mods:date id="368A20EDA3842122858194A3C3D63423">2014</mods:date>
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<mods:number id="9ED08F96DE143A70954331CDE6822325">3878</mods:number>
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<mods:identifier id="7B3F17A69727AA91F27619805C265D51" type="DOI">10.11646/zootaxa.3878.4.1</mods:identifier>
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<treatment id="03E087C1FF8A0250F681F985FD402EDD" ID-DOI="http://doi.org/10.5281/zenodo.6134520" ID-GBIF-Taxon="119591817" ID-Zenodo-Dep="6134520" LSID="urn:lsid:plazi:treatment:03E087C1FF8A0250F681F985FD402EDD" httpUri="http://treatment.plazi.org/id/03E087C1FF8A0250F681F985FD402EDD" lastPageId="42" lastPageNumber="343" pageId="41" pageNumber="342">
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<subSubSection id="C353655CFF8A0253F681F985FEC82AAD" pageId="41" pageNumber="342" type="nomenclature">
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<paragraph id="8BF636D7FF8A0253F681F985FDBE2A4C" blockId="41.[151,584,1608,1667]" box="[151,584,1608,1634]" pageId="41" pageNumber="342">
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<heading id="D0BE81BBFF8A0253F681F985FDBE2A4C" bold="true" box="[151,584,1608,1634]" fontSize="11" level="1" pageId="41" pageNumber="342" reason="1">
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<emphasis id="B93DEAC5FF8A0253F681F985FDBE2A4C" bold="true" box="[151,584,1608,1634]" pageId="41" pageNumber="342">
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“
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||
<taxonomicName id="4C494D54FF8A0253F6B3F985FEBE2A4C" box="[165,328,1608,1634]" class="Gastropoda" family="Pomatiidae" genus="Choanopoma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neotaenioglossa" pageId="41" pageNumber="342" phylum="Mollusca" rank="genus">
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||
<emphasis id="B93DEAC5FF8A0253F6B3F985FEBE2A4C" bold="true" box="[165,328,1608,1634]" italics="true" pageId="41" pageNumber="342">Choanopoma</emphasis>
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||
</taxonomicName>
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||
”
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<taxonomicName id="4C494D54FF8A0253F748F985FDBE2A4C" authority="Pilsbry, 1930" authorityName="Pilsbry" authorityYear="1930" box="[350,584,1608,1634]" class="Gastropoda" family="Pomatiidae" genus="Annularisca" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neotaenioglossa" pageId="41" pageNumber="342" phylum="Mollusca" rank="species" species="cygni">
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||
<emphasis id="B93DEAC5FF8A0253F748F985FE692A4C" bold="true" box="[350,415,1608,1634]" italics="true" pageId="41" pageNumber="342">cygni</emphasis>
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||
<bibRefCitation id="EFD84B26FF8A0253F7B1F985FDBE2A4C" author="Pilsbry" box="[423,584,1608,1634]" pageId="41" pageNumber="342" refString="Pilsbry, H. A. (1930) Results of the Pinchot South Sea Expedition, I. Land mollusks of the Caribbean Islands, Grand Cayman, Swan, Old Providence and St. Andrew. Proceedings of the Academy of Natural Sciences, 82, 221 - 260. [plates. 15 - 19]" type="journal article" year="1930">Pilsbry, 1930</bibRefCitation>
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||
</taxonomicName>
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||
</emphasis>
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||
</heading>
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||
</paragraph>
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||
<paragraph id="8BF636D7FF8A0253F681F9A7FEC82AAD" blockId="41.[151,584,1608,1667]" box="[151,318,1642,1667]" pageId="41" pageNumber="342">
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||
<figureCitation id="13722A52FF8A0253F681F9A7FEC82AAD" box="[151,318,1642,1667]" captionStart="FIGURE 11. A – C" captionStartId="42.[151,250,1461,1483]" captionTargetBox="[151,1436,810,1439]" captionTargetId="figure@42.[151,1436,810,1439]" captionTargetPageId="42" captionText="FIGURE 11. A – C. “ Choanopoma ” cygni Pilsbry, 1930. ANSP 150938, holotype, 6 mm width, photo courtesy of ANSP. D – F. Annularisca pleurophora (Pfeiffer, 1852). UMMZ 79565, 8.2 mm. G – H. Diplopoma turritum (Pfeiffer, 1852). UMMZ 77930, 13.2 mm." httpUri="https://zenodo.org/record/252712/files/figure.png" pageId="41" pageNumber="342">Figure 11 A–C</figureCitation>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C353655CFF8A0253F681F97FFE922B19" pageId="41" pageNumber="342" type="materials_examined">
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||
<paragraph id="8BF636D7FF8A0253F681F97FFCF82AE5" blockId="41.[151,1436,1714,2027]" box="[151,782,1714,1739]" pageId="41" pageNumber="342">
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||
<emphasis id="B93DEAC5FF8A0253F681F97FFEB32AE5" bold="true" box="[151,325,1714,1739]" pageId="41" pageNumber="342">
|
||
<typeStatus id="54F28875FF8A0253F681F97FFF242AE5" box="[151,210,1714,1739]" pageId="41" pageNumber="342">Type</typeStatus>
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||
material.
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||
</emphasis>
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||
<collectionCode id="ED58AE12FF8A0253F75AF97EFE652AE5" LSID="urn:lsid:biocol.org:col:34784" box="[332,403,1715,1739]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34784" name="Academy of Natural Sciences of Philadelphia" pageId="41" pageNumber="342">ANSP</collectionCode>
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||
<date id="FFF71017FF8A0253F78CF97FFE072AE5" box="[410,497,1714,1739]" pageId="41" pageNumber="342" value="38-09-15">150938</date>
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||
,
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||
<typeStatus id="54F28875FF8A0253F7EAF97FFDA82AE5" box="[508,606,1714,1739]" pageId="41" pageNumber="342" type="holotype">holotype</typeStatus>
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(figs. 11 A–C).
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</paragraph>
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<paragraph id="8BF636D7FF8A0253F6D1F91BFC852AC1" blockId="41.[151,1436,1714,2027]" box="[199,883,1750,1775]" pageId="41" pageNumber="342">
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||
<emphasis id="B93DEAC5FF8A0253F6D1F91BFE8C2AC1" bold="true" box="[199,378,1750,1775]" pageId="41" pageNumber="342">
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||
<typeStatus id="54F28875FF8A0253F6D1F91BFEF42AC1" box="[199,258,1750,1775]" pageId="41" pageNumber="342">Type</typeStatus>
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locality. “
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</emphasis>
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Swan
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<collectingCountry id="F35E7647FF8A0253F7A9F91BFDF12AC1" box="[447,519,1750,1775]" name="Iceland" pageId="41" pageNumber="342">Island</collectingCountry>
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; rocks south of the radio tower.”
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</paragraph>
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<paragraph id="8BF636D7FF8A0253F6D1F937FD742B3D" blockId="41.[151,1436,1714,2027]" box="[199,642,1786,1811]" pageId="41" pageNumber="342">
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||
<emphasis id="B93DEAC5FF8A0253F6D1F937FE902B3D" bold="true" box="[199,358,1786,1811]" pageId="41" pageNumber="342">
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||
<typeStatus id="54F28875FF8A0253F6D1F937FEF62B3D" box="[199,256,1786,1811]" pageId="41" pageNumber="342">Type</typeStatus>
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figured.
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</emphasis>
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||
<bibRefCitation id="EFD84B26FF8A0253F77BF937FDF32B3D" author="Pilsbry" box="[365,517,1786,1811]" pageId="41" pageNumber="342" refString="Pilsbry, H. A. (1930) Results of the Pinchot South Sea Expedition, I. Land mollusks of the Caribbean Islands, Grand Cayman, Swan, Old Providence and St. Andrew. Proceedings of the Academy of Natural Sciences, 82, 221 - 260. [plates. 15 - 19]" type="journal article" year="1930">Pilsbry, 1930</bibRefCitation>
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||
: text fig. 6.
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||
</paragraph>
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||
<paragraph id="8BF636D7FF8A0253F6D1F8D3FE922B19" blockId="41.[151,1436,1714,2027]" box="[199,356,1822,1847]" pageId="41" pageNumber="342">
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||
<emphasis id="B93DEAC5FF8A0253F6D1F8D3FE922B19" bold="true" box="[199,356,1822,1847]" pageId="41" pageNumber="342">Chresonymy.</emphasis>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C353655CFF8A0253F6D1F88FFC042B8D" pageId="41" pageNumber="342" type="reference_group">
|
||
<paragraph id="8BF636D7FF8A0253F6D1F88FFE152B51" blockId="41.[151,1436,1714,2027]" pageId="41" pageNumber="342">
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||
<treatmentCitationGroup id="AB5911F9FF8A0253F6D1F88FFE152B51" pageId="41" pageNumber="342">
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||
<taxonomicName id="4C494D54FF8A0253F6D1F88FFD822B75" authority="Pilsbry, 1930: 241" authorityName="Pilsbry" authorityPageNumber="241" authorityYear="1930" box="[199,628,1858,1883]" class="Gastropoda" family="Pomatiidae" genus="Choanopoma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neotaenioglossa" pageId="41" pageNumber="342" phylum="Mollusca" rank="species" species="cygni">
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||
<emphasis id="B93DEAC5FF8A0253F6D1F88FFE542B75" box="[199,418,1858,1883]" italics="true" pageId="41" pageNumber="342">Choanopoma cygni</emphasis>
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||
<treatmentCitation id="0AE810C6FF8A0253F7BEF88FFD822B75" author="Pilsbry" box="[424,628,1858,1883]" page="241" pageId="41" pageNumber="342" year="1930">
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||
<bibRefCitation id="EFD84B26FF8A0253F7BEF88FFDC92B75" author="Pilsbry" box="[424,575,1858,1883]" pageId="41" pageNumber="342" refString="Pilsbry, H. A. (1930) Results of the Pinchot South Sea Expedition, I. Land mollusks of the Caribbean Islands, Grand Cayman, Swan, Old Providence and St. Andrew. Proceedings of the Academy of Natural Sciences, 82, 221 - 260. [plates. 15 - 19]" type="journal article" year="1930">Pilsbry, 1930</bibRefCitation>
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||
: 241
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||
</treatmentCitation>
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||
</taxonomicName>
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||
–243, text fig. 6;
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||
<treatmentCitation id="0AE810C6FF8A0253F522F88FFC0B2B75" author="Solem" box="[820,1021,1858,1883]" page="199" pageId="41" pageNumber="342" year="1961">
|
||
<bibRefCitation id="EFD84B26FF8A0253F522F88FFC332B75" author="Solem" box="[820,965,1858,1883]" pageId="41" pageNumber="342" refString="Solem, A. (1961) A preliminary review of the pomatiasid land snails of Central America (Mollusca, Prosobranchia). Archiv fur Molluskenkunde, 90 (4 / 6), 191 - 213." type="journal article" year="1961">Solem, 1961</bibRefCitation>
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||
: 199
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||
</treatmentCitation>
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||
;
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||
<treatmentCitation id="0AE810C6FF8A0253F21EF88FFB3A2B75" author="Baker" box="[1032,1228,1858,1883]" page="169" pageId="41" pageNumber="342" year="1964">
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||
<bibRefCitation id="EFD84B26FF8A0253F21EF88FFB622B75" author="Baker" box="[1032,1172,1858,1883]" pageId="41" pageNumber="342" refString="Baker, H. B. (1964) Type land snails in the Academy of Natural Sciences of Philadelphia. Part III. Limnophile and thalassophile Pulmonata. Part IV. Land and fresh-water Prosobranchia. Proceedings of the Academy of Natural Sciences, 116 (4), 149 - 193." type="journal article" year="1964">
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||
<collectingCountry id="F35E7647FF8A0253F21EF88FFBBB2B75" box="[1032,1101,1858,1883]" name="United States Pacific Island Wildlife Refuges" pageId="41" pageNumber="342">Baker</collectingCountry>
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||
, 1964
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||
</bibRefCitation>
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||
: 169
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||
</treatmentCitation>
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||
;
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<treatmentCitation id="0AE810C6FF8A0253F2C1F88FFF0A2B51" author="Richardson" page="42" pageId="41" pageNumber="342" year="1991">
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||
<bibRefCitation id="EFD84B26FF8A0253F2C1F88FFF252B51" author="Richardson" pageId="41" pageNumber="342" refString="Richardson, C. L., Robertson, R., Davis, G. M. & Spamer, E. E. (1991) Catalog of the types of neontological Mollusca in the Academy of Natural Sciences of Philadelphia. Pt. 6. Gastropoda: Mesogastropoda: Viviparacea, Valvatacea, Littorinacea, Rissoacea (Pt. 1: Adeorbidae, Amnicolidae, Anabathridae, Assimineidae, Barleeidae, Bithyniidae, Caecidae, Cingulopsidae, Elashisinidae, Falsicingulidae). Tryonia, 23, 1 - 243." type="journal article" year="1991">
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||
Richardson
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<emphasis id="B93DEAC5FF8A0253F34BF889FA632B75" box="[1373,1429,1858,1883]" italics="true" pageId="41" pageNumber="342">et al.</emphasis>
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||
, 1991
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||
</bibRefCitation>
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||
: 42
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||
</treatmentCitation>
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||
;
|
||
<treatmentCitation id="0AE810C6FF8A0253F71EF8AAFE292B51" author="Watters" box="[264,479,1894,1919]" page="225" pageId="41" pageNumber="342" year="2006">
|
||
<bibRefCitation id="EFD84B26FF8A0253F71EF8AAFE512B51" author="Watters" box="[264,423,1894,1919]" pageId="41" pageNumber="342" refString="Watters. G. T. (2006) The Caribbean landsnail family Annulariidae. A revision of the higher taxa and catalog of the species. Backhuys Publ., Leiden, 584 pp." type="book" year="2006">Watters, 2006</bibRefCitation>
|
||
: 225
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||
</treatmentCitation>
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||
.
|
||
</treatmentCitationGroup>
|
||
</paragraph>
|
||
<paragraph id="8BF636D7FF8A0253F6D1F847FC042B8D" blockId="41.[151,1436,1714,2027]" box="[199,1010,1930,1955]" pageId="41" pageNumber="342">
|
||
<treatmentCitationGroup id="AB5911F9FF8A0253F6D1F847FC042B8D" box="[199,1010,1930,1955]" pageId="41" pageNumber="342">
|
||
<taxonomicName id="4C494D54FF8A0253F6D1F847FD142B8D" authority="Pilsbry, 1930" authorityName="Pilsbry" authorityYear="1930" box="[199,738,1930,1955]" class="Gastropoda" family="Pomatiidae" genus="Annularisca" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neotaenioglossa" pageId="41" pageNumber="342" phylum="Mollusca" rank="species" species="cygni" subGenus="Annularella">
|
||
<emphasis id="B93DEAC5FF8A0253F6D1F847FEA62B8D" box="[199,336,1930,1955]" italics="true" pageId="41" pageNumber="342">Annularisca</emphasis>
|
||
(
|
||
<emphasis id="B93DEAC5FF8A0253F776F847FE132B8D" box="[352,485,1930,1955]" italics="true" pageId="41" pageNumber="342">Annularella</emphasis>
|
||
)
|
||
<emphasis id="B93DEAC5FF8A0253F7E3F841FDC72B8D" box="[501,561,1932,1955]" italics="true" pageId="41" pageNumber="342">cygni</emphasis>
|
||
(
|
||
<bibRefCitation id="EFD84B26FF8A0253F456F847FD2F2B8D" author="Pilsbry" box="[576,729,1930,1955]" pageId="41" pageNumber="342" refString="Pilsbry, H. A. (1930) Results of the Pinchot South Sea Expedition, I. Land mollusks of the Caribbean Islands, Grand Cayman, Swan, Old Providence and St. Andrew. Proceedings of the Academy of Natural Sciences, 82, 221 - 260. [plates. 15 - 19]" type="journal article" year="1930">Pilsbry, 1930</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
.
|
||
<treatmentCitation id="0AE810C6FF8A0253F4FBF846FC422B8D" author="Watters" box="[749,948,1930,1955]" page="56" pageId="41" pageNumber="342" year="2006">
|
||
<bibRefCitation id="EFD84B26FF8A0253F4FBF846FC7A2B8D" author="Watters" box="[749,908,1930,1955]" pageId="41" pageNumber="342" refString="Watters. G. T. (2006) The Caribbean landsnail family Annulariidae. A revision of the higher taxa and catalog of the species. Backhuys Publ., Leiden, 584 pp." type="book" year="2006">Watters, 2006</bibRefCitation>
|
||
: 56
|
||
</treatmentCitation>
|
||
, 225.
|
||
</treatmentCitationGroup>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C353655CFF8A0253F6D1F863FB862BC5" pageId="41" pageNumber="342" type="distribution">
|
||
<paragraph id="8BF636D7FF8A0253F6D1F863FB862BC5" blockId="41.[151,1436,1714,2027]" pageId="41" pageNumber="342">
|
||
<emphasis id="B93DEAC5FF8A0253F6D1F863FE022BE9" bold="true" box="[199,500,1966,1991]" pageId="41" pageNumber="342">Distribution and habitat.</emphasis>
|
||
Known only from the
|
||
<typeStatus id="54F28875FF8A0253F4EAF862FCDA2BE9" box="[764,812,1967,1991]" pageId="41" pageNumber="342">type</typeStatus>
|
||
locality. The
|
||
<typeStatus id="54F28875FF8A0253F5DDF863FBC62BE9" box="[971,1072,1966,1991]" pageId="41" pageNumber="342" type="holotype">holotype</typeStatus>
|
||
, the only known specimen, was found in leaf litter. Swan
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||
<collectingCountry id="F35E7647FF8A0253F7A2F81FFE0E2BC5" box="[436,504,2002,2027]" name="Iceland" pageId="41" pageNumber="342">Island</collectingCountry>
|
||
is part of the Islas de la Bahía Department of
|
||
<collectingCountry id="F35E7647FF8A0253F5EDF81FFB9A2BC5" box="[1019,1132,2002,2027]" name="Honduras" pageId="41" pageNumber="342">Honduras</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C353655CFF890250F6D1FF5AFD2C2C9E" box="[199,730,151,176]" pageId="42" pageNumber="343" type="description">
|
||
<paragraph id="8BF636D7FF890250F6D1FF5AFD2C2C9E" blockId="42.[151,1437,151,755]" box="[199,730,151,176]" pageId="42" pageNumber="343">
|
||
<emphasis id="B93DEAC5FF890250F6D1FF5AFEAF2C9E" bold="true" box="[199,345,151,176]" pageId="42" pageNumber="343">Description.</emphasis>
|
||
See “Original description” below.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C353655CFF890250F6D1FF71FA8E2EE1" pageId="42" pageNumber="343" type="discussion">
|
||
<paragraph id="8BF636D7FF890250F6D1FF71FB7F2D4B" blockId="42.[151,1437,151,755]" pageId="42" pageNumber="343">
|
||
<emphasis id="B93DEAC5FF890250F6D1FF71FECD2CFB" bold="true" box="[199,315,188,213]" pageId="42" pageNumber="343">Remarks.</emphasis>
|
||
This species is based on a single immature, weathered specimen lacking an operculum. The
|
||
<typeStatus id="54F28875FF890250F681FF12FF0F2CD6" box="[151,249,223,248]" pageId="42" pageNumber="343" type="holotype">holotype</typeStatus>
|
||
is the only known specimen.
|
||
<bibRefCitation id="EFD84B26FF890250F453FF2DFD1A2CD6" author="Watters" box="[581,748,223,248]" pageId="42" pageNumber="343" refString="Watters. G. T. (2006) The Caribbean landsnail family Annulariidae. A revision of the higher taxa and catalog of the species. Backhuys Publ., Leiden, 584 pp." type="book" year="2006">Watters (2006)</bibRefCitation>
|
||
placed it in
|
||
<taxonomicName id="4C494D54FF890250F563FF12FB682CD6" authority="Annularella" authorityName="Annularella" box="[885,1182,223,248]" class="Gastropoda" family="Pomatiidae" genus="Annularisca" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neotaenioglossa" pageId="42" pageNumber="343" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B93DEAC5FF890250F563FF12FC082CD6" box="[885,1022,223,248]" italics="true" pageId="42" pageNumber="343">Annularisca</emphasis>
|
||
(
|
||
<emphasis id="B93DEAC5FF890250F218FF12FB642CD6" box="[1038,1170,223,248]" italics="true" pageId="42" pageNumber="343">Annularella</emphasis>
|
||
)
|
||
</taxonomicName>
|
||
, a Cuban group, based on overall shell shape. However, the specimen could just as well be an immature poteriid although
|
||
<bibRefCitation id="EFD84B26FF890250F30DFEC8FF172D6E" pageId="42" pageNumber="343" refString="Torre, C. de la, Bartsch, P. & Morrison, J. P. E. (1942) The cyclophorid operculate land mollusks of America. Bulletin of the U. S. National Museum, 181, 1 - 306. [42 plates]" type="book chapter">
|
||
Torre
|
||
<emphasis id="B93DEAC5FF890250F377FEC8FA6A2D33" box="[1377,1436,260,285]" italics="true" pageId="42" pageNumber="343">et al.</emphasis>
|
||
(1942)
|
||
</bibRefCitation>
|
||
did not list any poteriids from the island.
|
||
<bibRefCitation id="EFD84B26FF890250F4DBFEEAFC902D6E" author="Clapp" box="[717,870,295,320]" pageId="42" pageNumber="343" refString="Clapp, W. F. (1914) List of land shells from Swan Island, with descriptions of five new species. Nautilus, 27, 97 - 101. [plates 6, figures. 1 - 7, 10]" type="journal article" year="1914">Clapp (1914)</bibRefCitation>
|
||
, in a review of the Swan
|
||
<collectingCountry id="F35E7647FF890250F285FEEAFB212D6E" box="[1171,1239,295,320]" name="Iceland" pageId="42" pageNumber="343">Island</collectingCountry>
|
||
terrestrial snails, listed ten species. None of them appear to be this species, even as an immature individual.
|
||
</paragraph>
|
||
<paragraph id="8BF636D7FF890250F6D1FEBEFE712E35" blockId="42.[151,1437,151,755]" pageId="42" pageNumber="343">
|
||
Swan
|
||
<collectingCountry id="F35E7647FF890250F718FEBFFEA42DA5" box="[270,338,370,395]" name="Iceland" pageId="42" pageNumber="343">Island</collectingCountry>
|
||
(named for privateer Captain Swan) has seen an unusual amount of traffic for a
|
||
<quantity id="4CB19B32FF890250F2E7FEBEFAB62DA5" box="[1265,1344,370,395]" metricMagnitude="3" metricUnit="m" metricValue="3.1" pageId="42" pageNumber="343" unit="km" value="3.1">3.1 km</quantity>
|
||
2 island: first as a coconut palm plantation, next a weather station, a quarantine station for Latin American cattle, a navigation beacon, and finally a military base. There seems ample opportunity for this snail to have been transplanted to the island from elsewhere. The identity of this taxon must await further collections of better preserved specimens.
|
||
</paragraph>
|
||
<paragraph id="8BF636D7FF890250F6D1FDEBFA8E2EE1" blockId="42.[151,1437,151,755]" pageId="42" pageNumber="343">
|
||
<emphasis id="B93DEAC5FF890250F6D1FDEBFE362E11" bold="true" box="[199,448,550,575]" pageId="42" pageNumber="343">Original description.</emphasis>
|
||
“The immature shell consists of 3 ½ whorls, of which the first 1 ½ are smooth and form a mammilar summit. The next whorl has sculpture of fine, smooth and even, close-set riblets, about
|
||
<quantity id="4CB19B32FF890250F2EFFD86FAD22E4D" box="[1273,1316,586,611]" metricMagnitude="-1" metricUnit="m" metricValue="2.286" pageId="42" pageNumber="343" unit="in" value="9.0">9 in</quantity>
|
||
<quantity id="4CB19B32FF890250F33DFD86FA992E4C" box="[1323,1391,587,611]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="42" pageNumber="343" unit="mm" value="1.0">1 mm</quantity>
|
||
. On the face of the last whorl, but becoming finer, about twice as numerous, on its latter part, where there are also traces of 5 or 6 very weak spiral cords between periphery and suture. The perspective umbilicus occupies one-forth of the basal diameter. The aperture is slightly longer than wide. Peristome simple, as in young pomatiasids generally.”
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C353655CFF890250F6D1FD17FD402EDD" box="[199,694,730,755]" pageId="42" pageNumber="343" type="etymology">
|
||
<paragraph id="8BF636D7FF890250F6D1FD17FD402EDD" blockId="42.[151,1437,151,755]" box="[199,694,730,755]" pageId="42" pageNumber="343">
|
||
<emphasis id="B93DEAC5FF890250F6D1FD17FEB82EDD" bold="true" box="[199,334,730,755]" pageId="42" pageNumber="343">Etymology.</emphasis>
|
||
L.
|
||
<emphasis id="B93DEAC5FF890250F762FD11FE342EDD" box="[372,450,732,755]" italics="true" pageId="42" pageNumber="343">cygnus</emphasis>
|
||
, swan—Swan
|
||
<collectingCountry id="F35E7647FF890250F47CFD17FD442EDD" box="[618,690,730,755]" name="Iceland" pageId="42" pageNumber="343">Island</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |