233 lines
24 KiB
XML
233 lines
24 KiB
XML
<document id="480A83536D10FF295565B5A28D91F41A" ID-DOI="10.11646/zootaxa.4090.1.1" ID-GBIF-Dataset="e6b35f5a-435e-4473-b29e-1e4d842f84b0" ID-ISSN="1175-5326" ID-Zenodo-Dep="263299" ID-ZooBank="203BAC25-B542-48FE-B5AD-EBA8C0285833" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1457964633549" checkinUser="plazi" docAuthor="Fallon, Phillip J." docDate="2016" docId="039F87C4FA23FFEECBAFB88FFE8AF8A9" docLanguage="en" docName="15612-5136-1-PB.pdf.imf" docOrigin="Zootaxa 4090 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Cerodrillia minima Fallon, 2016, new species" docType="treatment" docVersion="12" lastPageNumber="71" masterDocId="FFA6FFBCFA65FFA8CB38B91BFFE8FFAA" masterDocTitle="Taxonomic review of tropical western Atlantic shallow water Drilliidae (Mollusca: Gastropoda: Conoidea) including descriptions of 100 new species" masterLastPageNumber="363" masterPageNumber="1" pageNumber="71" updateTime="1698184378282" updateUser="plazi">
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<mods:mods id="28F2012AE1E8E8AA1C4A6ED138EEAC27" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="ACD8FB97160D46405C1133533CB9B410">
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<mods:title id="89BA5BD722072ED7412F5D906E6E0AA3">Taxonomic review of tropical western Atlantic shallow water Drilliidae (Mollusca: Gastropoda: Conoidea) including descriptions of 100 new species</mods:title>
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</mods:titleInfo>
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<mods:name id="B4CA1EE37624CFCDCAF07E42711CC2EB" type="personal">
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<mods:role id="7BC16070F392BA282EB74CC318DBA695">
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<mods:roleTerm id="0178FD1352CF42F02E45CA376BF5B10E">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="45B86CE800FAA269CEC59E0A39EDC93A">Fallon, Phillip J.</mods:namePart>
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<mods:typeOfResource id="2582748284C47434375532AA5BC239F7">text</mods:typeOfResource>
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<mods:title id="15E1314B0D3FE41CB996E338A73180A4">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="0741B1B9D3FB4CE821F619330D9CC350">
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<mods:date id="76E93BB4FC40161F76826ABF1E2B3AAE">2016</mods:date>
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<mods:detail id="6E989C9DB11778EDFC71C40AC8A47D19" type="volume">
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<mods:number id="59BDCEB034D1C532AA1403EC34EFB0D7">4090</mods:number>
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</mods:detail>
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<mods:detail id="AB9696F6D5916F221E60FDAF5E649D62" type="issue">
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<mods:number id="891B43FDEEE7211BF5FA6BA39951C1CE">1</mods:number>
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<mods:classification id="6B41466BCC2448F78F1D9991CF03E91A">journal article</mods:classification>
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<mods:identifier id="9ED6476AE498EC5FC0A145927EBFBA4A" type="DOI">10.11646/zootaxa.4090.1.1</mods:identifier>
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<mods:identifier id="A3C9F1C25A9A9344BC8C41590C216516" type="GBIF-Dataset">e6b35f5a-435e-4473-b29e-1e4d842f84b0</mods:identifier>
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<mods:identifier id="C09AFA6259AE2B11C12A2A709ACAFE76" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="715744B418A88B82AFCF5AC18492B5F7" type="Zenodo-Dep">263299</mods:identifier>
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<mods:identifier id="9EF18EF0704B1B54DFCD7BFEF9633B5D" type="ZooBank">203BAC25-B542-48FE-B5AD-EBA8C0285833</mods:identifier>
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</mods:mods>
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<treatment id="039F87C4FA23FFEECBAFB88FFE8AF8A9" ID-DOI="http://doi.org/10.5281/zenodo.6076311" ID-GBIF-Taxon="117911743" ID-Zenodo-Dep="6076311" LSID="urn:lsid:plazi:treatment:039F87C4FA23FFEECBAFB88FFE8AF8A9" httpUri="http://treatment.plazi.org/id/039F87C4FA23FFEECBAFB88FFE8AF8A9" lastPageNumber="71" pageId="70" pageNumber="71">
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<subSubSection id="C32C6559FA23FFEECBAFB88FFEECFE65" pageId="70" pageNumber="71" type="nomenclature">
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<paragraph id="8B8936D2FA23FFEECBAFB88FFDF5FE04" blockId="70.[151,541,404,463]" box="[151,541,404,430]" pageId="70" pageNumber="71">
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<heading id="D0C181BEFA23FFEECBAFB88FFDF5FE04" bold="true" box="[151,541,404,430]" fontSize="11" level="1" pageId="70" pageNumber="71" reason="1">
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<emphasis id="B942EAC0FA23FFEECBAFB88FFDF5FE04" bold="true" box="[151,541,404,430]" pageId="70" pageNumber="71">
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<taxonomicName id="4C364D51FA23FFEECBAFB88FFE97FE04" ID-CoL="69NB2" box="[151,383,404,430]" class="Gastropoda" family="Drilliidae" genus="Cerodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="species" species="minima" status="sp. nov.">
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<emphasis id="B942EAC0FA23FFEECBAFB88FFE97FE04" bold="true" box="[151,383,404,430]" italics="true" pageId="70" pageNumber="71">Cerodrillia minima</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel id="A27157BBFA23FFEECAB5B88FFDF5FE04" box="[397,541,404,430]" pageId="70" pageNumber="71" rank="species">new species</taxonomicNameLabel>
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</emphasis>
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||
</heading>
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||
</paragraph>
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<paragraph id="8B8936D2FA23FFEECBAFB8ADFEECFE65" blockId="70.[151,541,404,463]" box="[151,260,438,463]" pageId="70" pageNumber="71">
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||
(
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<figureCitation id="130D2A57FA23FFEECBA7B8ADFF14FE65" box="[159,252,438,463]" captionStart="PLATE 29" captionStartId="71.[151,234,1884,1906]" captionTargetBox="[181,1393,193,1827]" captionTargetId="figure@71.[181,1393,193,1860]" captionTargetPageId="71" captionText="PLATE 29. Cerodrillia minima, new species. Upper panel. Figs. 1 – 3: holotype, NW of Arenas Cay, Campeche Bank, Mexico (UF 496651). Fig. 1: ventral, lateral & dorsal views; Fig. 2: enlarged view of protoconch (not to scale); Fig. 3: apical view, V = varix, L = edge of outer lip. Lower panel, paratypes. Fig. 4: off Arcas Cays, Campeche Bank, Mexico (EFG 26619 A); Figs. 5 – 6, 10 – 11: NW of Arenas Cays, Campeche Bank, Mexico (UF 496652); Figs. 7 – 9: off Arcas Cays, Campeche Bank, Mexico (USNM 1291331); Figs. 12 – 15: SW of Triángulos Reefs, Campeche Bank, Mexico (EFG 26617 A)." httpUri="https://zenodo.org/record/263328/files/figure.png" pageId="70" pageNumber="71">Plate 29</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C32C6559FA23FFEECBAFB8E4FD24FC08" pageId="70" pageNumber="71" type="materials_examined">
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<paragraph id="8B8936D2FA23FFEECBAFB8E4FEEAFCB9" blockId="70.[151,1437,510,1795]" pageId="70" pageNumber="71">
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<emphasis id="B942EAC0FA23FFEECBAFB8E4FEAFFDBD" bold="true" box="[151,327,510,535]" pageId="70" pageNumber="71">
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<typeStatus id="548D8870FA23FFEECBAFB8E4FF3AFDBC" box="[151,210,511,534]" pageId="70" pageNumber="71">Type</typeStatus>
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material.
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</emphasis>
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<typeStatus id="548D8870FA23FFEECA77B8E5FE5FFDBD" box="[335,439,510,535]" pageId="70" pageNumber="71" type="holotype">Holotype</typeStatus>
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4.9 x
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<quantity id="4CCE9B37FA23FFEEC93BB8E4FDB4FDBC" box="[515,604,511,535]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="70" pageNumber="71" unit="mm" value="2.3">2.3 mm</quantity>
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, ex coll. H.G. Lee (UF 496651); a total of 18
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<typeStatus id="548D8870FA23FFEECF57B8E4FB37FDBC" box="[1135,1247,511,534]" pageId="70" pageNumber="71" type="paratype">paratypes</typeStatus>
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: 5 from the
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<typeStatus id="548D8870FA23FFEECE53B8E4FA74FDBC" box="[1387,1436,511,534]" pageId="70" pageNumber="71">type</typeStatus>
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locality (all
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<typeStatus id="548D8870FA23FFEECA25BB38FEB0FD90" box="[285,344,547,570]" pageId="70" pageNumber="71">types</typeStatus>
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E. García! aboard R/V
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<emphasis id="B942EAC0FA23FFEEC966BB39FD5BFD91" box="[606,691,546,571]" italics="true" pageId="70" pageNumber="71">Pelican</emphasis>
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,
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<date id="FF881012FA23FFEEC9F9BB38FCA6FD91" box="[705,846,546,571]" pageId="70" pageNumber="71" value="2005-06-16">16 Jun 2005</date>
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): 5.2 x 2.3, 6.0 x 2.4, 6.0 x 2.4, 5.6 x
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<quantity id="4CCE9B37FA23FFEECFD0BB38FAD7FD90" box="[1256,1343,547,571]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="70" pageNumber="71" unit="mm" value="2.5">2.5 mm</quantity>
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, ex coll. H.G. Lee (UF 496652), & 5.3 x
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<quantity id="4CCE9B37FA23FFEEC920BB5CFD9AFDF4" box="[536,626,583,607]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="70" pageNumber="71" unit="mm" value="2.3">2.3 mm</quantity>
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(EFG 26620A); 9 spec., 5.7 x 2.4, 5.4 x 2.3, 5.3 x
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<quantity id="4CCE9B37FA23FFEECFE6BB5CFAD0FDF4" box="[1246,1336,583,607]" metricMagnitude="-3" metricUnit="m" metricValue="2.4" pageId="70" pageNumber="71" unit="mm" value="2.4">2.4 mm</quantity>
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(USNM 1291331), 5.7 x 2.5, 5.4 x 2.4, 4.5 x
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<quantity id="4CCE9B37FA23FFEEC90CBB70FD62FD28" box="[564,650,619,643]" metricMagnitude="-3" metricUnit="m" metricValue="2.1" pageId="70" pageNumber="71" unit="mm" value="2.1">2.1 mm</quantity>
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(ANSP 464984), 5.9 x 2.5, 6.0 x 2.5 & 5.5 x
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<quantity id="4CCE9B37FA23FFEECFB6BB70FB0DFD28" box="[1166,1253,619,643]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="70" pageNumber="71" unit="mm" value="2.3">2.3 mm</quantity>
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(EFG 26619A), in
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<quantity id="4CCE9B37FA23FFEECB8EBB94FEDCFD0C" box="[182,308,655,679]" metricMagnitude="-2" metricUnit="m" metricValue="7.5" metricValueMax="7.7" metricValueMin="7.3" pageId="70" pageNumber="71" unit="mm" value="75.0" valueMax="77.0" valueMin="73.0">73–77 mm</quantity>
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||
, approximately
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||
<quantity id="4CCE9B37FA23FFEECAD6BB94FDDFFD0D" box="[494,567,654,679]" metricMagnitude="4" metricUnit="m" metricValue="5.3" pageId="70" pageNumber="71" unit="km" value="53.0">53 km</quantity>
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SW of
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<taxonomicName id="4C364D51FA23FFEEC9ADBB94FD3EFD0D" box="[661,726,655,679]" class="Gastropoda" family="Drilliidae" genus="Lissodrillia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="260" phylum="Mollusca" rank="species" species="arcas" status="sp. nov.">Arcas</taxonomicName>
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||
Cays, Campeche Bank,
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<geoCoordinate id="EE025015FA23FFEEC8CDBB94FB9EFD0D" box="[1013,1142,655,679]" direction="north" orientation="latitude" pageId="70" pageNumber="71" precision="9" value="20.005833">20°00.35'N</geoCoordinate>
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||
,
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||
<geoCoordinate id="EE025015FA23FFEECFBDBB94FAF1FD0D" box="[1157,1305,655,679]" direction="west" orientation="longitude" pageId="70" pageNumber="71" precision="9" value="-92.435">092°26.10'W</geoCoordinate>
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||
, E. García! aboard R/V
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||
<emphasis id="B942EAC0FA23FFEECA27BBA9FE9CFD61" box="[287,372,690,715]" italics="true" pageId="70" pageNumber="71">Pelican</emphasis>
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||
,
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||
<date id="FF881012FA23FFEECABBBBA8FDE5FD61" box="[387,525,691,715]" pageId="70" pageNumber="71" value="2005-06-11">11 Jun 2005</date>
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||
; 4 spec., 6.0 x 2.5, 5.7 x 2.6, 5.2 x 2.3 & 4.9 x
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||
<quantity id="4CCE9B37FA23FFEECF2FBBA8FB86FD60" box="[1047,1134,691,715]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="70" pageNumber="71" unit="mm" value="2.3">2.3 mm</quantity>
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||
, in
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||
<quantity id="4CCE9B37FA23FFEECFAEBBA8FB13FD60" box="[1174,1275,691,715]" metricMagnitude="1" metricUnit="m" metricValue="7.9" metricValueMax="8.1" metricValueMin="7.7" pageId="70" pageNumber="71" unit="m" value="79.0" valueMax="81.0" valueMin="77.0">77–81 m</quantity>
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,
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<quantity id="4CCE9B37FA23FFEECE3FBBA8FAA6FD61" box="[1287,1358,690,715]" metricMagnitude="4" metricUnit="m" metricValue="1.6" pageId="70" pageNumber="71" unit="km" value="16.0">16 km</quantity>
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SW of
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<taxonomicName id="4C364D51FA23FFEECBAFBBCDFEE7FD45" box="[151,271,726,751]" class="Gastropoda" family="Drilliidae" genus="Syntomodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="352" phylum="Mollusca" rank="species" species="triangulos" status="sp. nov.">Triángulos</taxonomicName>
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Reefs, Campeche Bank,
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<geoCoordinate id="EE025015FA23FFEEC917BBCCFD59FD45" box="[559,689,727,751]" direction="north" orientation="latitude" pageId="70" pageNumber="71" precision="9" value="20.873333">20°52.40'N</geoCoordinate>
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||
,
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||
<geoCoordinate id="EE025015FA23FFEEC986BBCCFCBAFD45" box="[702,850,727,751]" direction="west" orientation="longitude" pageId="70" pageNumber="71" precision="9" value="-92.41383">092°24.83'W</geoCoordinate>
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||
, E. García! aboard R/V
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<emphasis id="B942EAC0FA23FFEECF5DBBCDFB52FD45" box="[1125,1210,726,751]" italics="true" pageId="70" pageNumber="71">Pelican</emphasis>
|
||
,
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<date id="FF881012FA23FFEECFF2BBCCFABDFD45" box="[1226,1365,727,751]" pageId="70" pageNumber="71" value="2005-06-10">10 Jun 2005</date>
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(EFG 26617A).
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</paragraph>
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<paragraph id="8B8936D2FA23FFEECBFFBA04FE31FCF0" blockId="70.[151,1437,510,1795]" pageId="70" pageNumber="71">
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||
<emphasis id="B942EAC0FA23FFEECBFFBA04FE87FC9D" bold="true" box="[199,367,798,823]" pageId="70" pageNumber="71">
|
||
<typeStatus id="548D8870FA23FFEECBFFBA04FEEAFC9C" box="[199,258,799,822]" pageId="70" pageNumber="71">Type</typeStatus>
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||
locality.
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||
</emphasis>
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||
NW of Arenas Cay, outer Campeche Bank (off Yucatan State),
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<collectingCountry id="F3217642FA23FFEECF90BA05FAE8FC9D" box="[1192,1280,798,823]" name="Mexico" pageId="70" pageNumber="71">Mexico</collectingCountry>
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||
,
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||
<geoCoordinate id="EE025015FA23FFEECE2EBA04FA70FC9D" box="[1302,1432,799,823]" direction="north" orientation="latitude" pageId="70" pageNumber="71" precision="9" value="22.271334">22°16.28'N</geoCoordinate>
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||
,
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||
<geoCoordinate id="EE025015FA23FFEECBAFBA58FEC2FCF1" box="[151,298,835,859]" direction="west" orientation="longitude" pageId="70" pageNumber="71" precision="9" value="-91.507">091°30.42'W</geoCoordinate>
|
||
, in
|
||
<quantity id="4CCE9B37FA23FFEECA6BBA58FE3DFCF0" box="[339,469,835,859]" metricMagnitude="2" metricUnit="m" metricValue="1.075" metricValueMax="1.08" metricValueMin="1.0699999999999998" pageId="70" pageNumber="71" unit="m" value="107.5" valueMax="108.0" valueMin="107.0">
|
||
107–
|
||
<specimenCount id="9D30FD5BFA23FFEECAB4BA58FE3DFCF0" box="[396,469,835,859]" pageId="70" pageNumber="71" type="generic">108 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B8936D2FA23FFEECBFFBA7CFD24FC08" blockId="70.[151,1437,510,1795]" pageId="70" pageNumber="71">
|
||
<emphasis id="B942EAC0FA23FFEECBFFBA7CFE59FCD5" bold="true" box="[199,433,870,895]" pageId="70" pageNumber="71">Range and habitat.</emphasis>
|
||
<collectingCountry id="F3217642FA23FFEECA82BA7DFDE7FCD5" box="[442,527,870,895]" name="Mexico" pageId="70" pageNumber="71">Mexico</collectingCountry>
|
||
(Outer Campeche Bank: SW of
|
||
<taxonomicName id="4C364D51FA23FFEEC8B6BA7CFC27FCD5" box="[910,975,871,895]" class="Gastropoda" family="Drilliidae" genus="Lissodrillia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="260" phylum="Mollusca" rank="species" species="arcas" status="sp. nov.">Arcas</taxonomicName>
|
||
Cays; SW of
|
||
<taxonomicName id="4C364D51FA23FFEECF40BA7DFB18FCD5" box="[1144,1264,870,895]" class="Gastropoda" family="Drilliidae" genus="Syntomodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="352" phylum="Mollusca" rank="species" species="triangulos" status="sp. nov.">Triángulos</taxonomicName>
|
||
Reefs; NW of Arenas Cay). Reported from on mud at
|
||
<quantity id="4CCE9B37FA23FFEEC96CBA90FD20FC08" box="[596,712,907,931]" metricMagnitude="1" metricUnit="m" metricValue="9.25" metricValueMax="10.8" metricValueMin="7.7" pageId="70" pageNumber="71" unit="m" value="92.5" valueMax="108.0" valueMin="77.0">
|
||
77–
|
||
<specimenCount id="9D30FD5BFA23FFEEC947BA90FD20FC08" box="[639,712,907,931]" pageId="70" pageNumber="71" type="generic">108 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32C6559FA23FFEECBFFBAB5FE15FADD" pageId="70" pageNumber="71" type="description">
|
||
<paragraph id="8B8936D2FA23FFEECBFFBAB5FE15FADD" blockId="70.[151,1437,510,1795]" pageId="70" pageNumber="71">
|
||
<emphasis id="B942EAC0FA23FFEECBFFBAB5FE76FC6D" bold="true" box="[199,414,942,967]" pageId="70" pageNumber="71">
|
||
Description.
|
||
<emphasis id="B942EAC0FA23FFEECA5BBAB5FE76FC6D" bold="true" box="[355,414,942,967]" italics="true" pageId="70" pageNumber="71">Shell</emphasis>
|
||
</emphasis>
|
||
very small (to 6.0 mm), fusiform, mostly translucent, of 6.5–7 convex whorls, the last comprises an average of 60% of total shell length.
|
||
<emphasis id="B942EAC0FA23FFEEC9CFBAC9FC94FC41" bold="true" box="[759,892,978,1003]" italics="true" pageId="70" pageNumber="71">Protoconch</emphasis>
|
||
1¾–2 smooth regularly expanding translucent whorls, the first partially imbedded in the second, producing a blunt apex.
|
||
<emphasis id="B942EAC0FA23FFEEC8DABAEDFB7CFBA5" bold="true" box="[994,1172,1014,1039]" italics="true" pageId="70" pageNumber="71">Axial sculpture</emphasis>
|
||
of strong ribs, 9–12 on penultimate, 8–12 on last to varix, curved, running suture-to-suture, sigmoid on base and evanesce at anterior fasciole; round in axial profile with no change in sulcal area. Rib crests ridged in cross section. Very fine growth striae present over entire shell.
|
||
<emphasis id="B942EAC0FA23FFEECAC5BD79FDD1FBD1" bold="true" box="[509,569,1122,1147]" italics="true" pageId="70" pageNumber="71">Varix</emphasis>
|
||
positioned behind anal sinus, cup-handle-like.
|
||
<emphasis id="B942EAC0FA23FFEECF6EBD79FAF9FBD1" bold="true" box="[1110,1297,1122,1147]" italics="true" pageId="70" pageNumber="71">Spiral sculpture</emphasis>
|
||
limited to a few (1–5) spaced spiral threads on base, and indistinct ridges on anterior fasciole.
|
||
<emphasis id="B942EAC0FA23FFEECF68BD9DFB26FB35" bold="true" box="[1104,1230,1158,1183]" italics="true" pageId="70" pageNumber="71">Anal sinus</emphasis>
|
||
moderately deep, wide, edges slightly divergent; set off a short distance from the suture.
|
||
<emphasis id="B942EAC0FA23FFEEC88DBDB1FBEBFB69" bold="true" box="[949,1027,1194,1219]" italics="true" pageId="70" pageNumber="71">Sulcus</emphasis>
|
||
indistinct; ribs little changed.
|
||
<emphasis id="B942EAC0FA23FFEECE61BDB1FF5DFB4D" bold="true" italics="true" pageId="70" pageNumber="71">Outer lip</emphasis>
|
||
thin, jutting outward from the base of the varix, without strengthening ribs; edge forms a low arc from and congruent with the anal sinus to the anterior canal; stromboid notch not seen in examined specimens.
|
||
<emphasis id="B942EAC0FA23FFEECE0BBDE8FA74FAA1" bold="true" box="[1331,1436,1266,1291]" italics="true" pageId="70" pageNumber="71">Inner lip</emphasis>
|
||
erect on canal, thin and unemarginate, or only faintly so on parietal wall, a low callus present at suture.
|
||
<emphasis id="B942EAC0FA23FFEECE02BC0DFF3FFAF9" bold="true" italics="true" pageId="70" pageNumber="71">Anterior canal</emphasis>
|
||
long for the genus, straight, unnotched; anterior fasciole not swollen.
|
||
<emphasis id="B942EAC0FA23FFEEC8C2BC21FBD3FAF9" bold="true" box="[1018,1083,1338,1363]" italics="true" pageId="70" pageNumber="71">Color</emphasis>
|
||
a uniform light golden brown, protoconch and aperture lighter.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32C6559FA23FFEECBFFBC98FB7FF911" pageId="70" pageNumber="71" type="discussion">
|
||
<paragraph id="8B8936D2FA23FFEECBFFBC98FB7FF911" blockId="70.[151,1437,510,1795]" pageId="70" pageNumber="71">
|
||
<emphasis id="B942EAC0FA23FFEECBFFBC98FE5FFA30" bold="true" box="[199,439,1411,1434]" pageId="70" pageNumber="71">
|
||
Remarks.
|
||
<emphasis id="B942EAC0FA23FFEECA79BC98FE5FFA30" bold="true" box="[321,439,1411,1434]" italics="true" pageId="70" pageNumber="71">Taxonomy</emphasis>
|
||
</emphasis>
|
||
.
|
||
<taxonomicName id="4C364D51FA23FFEECAFDBC99FD74FA30" box="[453,668,1410,1435]" class="Gastropoda" family="Drilliidae" genus="Cerodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="species" species="minima">
|
||
<emphasis id="B942EAC0FA23FFEECAFDBC99FD74FA30" box="[453,668,1410,1435]" italics="true" pageId="70" pageNumber="71">Cerodrillia minima</emphasis>
|
||
</taxonomicName>
|
||
has all the characteristics that define the genus: ribs that extend from suture-to-suture with little change in the sulcal area, a cup-handle-like varix behind the anal sinus, ¼-turn from the edge of the lip, an anal sinus spout-like, and spiral microsculpture restricted to the shell base. It is unique for the relatively long anterior canal and its small size.
|
||
<emphasis id="B942EAC0FA23FFEEC997BCF5FCC5F9AD" bold="true" box="[687,813,1518,1543]" italics="true" pageId="70" pageNumber="71">Variability.</emphasis>
|
||
The 19 examined shells have an average length of
|
||
<quantity id="4CCE9B37FA23FFEECE53BCF4FF2BF980" metricMagnitude="-3" metricUnit="m" metricValue="5.48" pageId="70" pageNumber="71" unit="mm" value="5.48">5.48 mm</quantity>
|
||
(4.5–6.0 mm); their average W/
|
||
<taxonomicName id="4C364D51FA23FFEEC97DBF09FD7CF981" box="[581,660,1554,1579]" class="Gastropoda" family="Drilliidae" genus="Lissodrillia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="species" species="ratio">L ratio</taxonomicName>
|
||
average is 0.436.
|
||
<emphasis id="B942EAC0FA23FFEEC84CBF09FAE9F980" box="[884,1281,1554,1579]" italics="true" pageId="70" pageNumber="71">
|
||
<emphasis id="B942EAC0FA23FFEEC84CBF09FBF0F981" bold="true" box="[884,1048,1554,1579]" italics="true" pageId="70" pageNumber="71">Identification.</emphasis>
|
||
<taxonomicName id="4C364D51FA23FFEECF1CBF09FAE9F980" box="[1060,1281,1554,1579]" class="Gastropoda" family="Drilliidae" genus="Cerodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="species" species="minima">Cerodrillia minima</taxonomicName>
|
||
</emphasis>
|
||
is not easily confused with its congeners; however, its small size, color, and habitat are similar to
|
||
<taxonomicName id="4C364D51FA23FFEECF4ABF2DFA7DF9E5" box="[1138,1429,1590,1615]" class="Gastropoda" family="Drilliidae" genus="Syntomodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="species" species="triangulos" status="sp. nov.">
|
||
<emphasis id="B942EAC0FA23FFEECF4ABF2DFA7DF9E5" box="[1138,1429,1590,1615]" italics="true" pageId="70" pageNumber="71">Syntomodrillia triangulos</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="A27157BBFA23FFEECBAFBF40FEC8F9D9" box="[151,288,1626,1651]" pageId="70" pageNumber="71" rank="species">new species</taxonomicNameLabel>
|
||
, and
|
||
<taxonomicName id="4C364D51FA23FFEECA64BF41FDBEF9D9" box="[348,598,1626,1651]" class="Gastropoda" family="Drilliidae" genus="Syntomodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="species" species="mellea" status="sp. nov.">
|
||
<emphasis id="B942EAC0FA23FFEECA64BF41FDBEF9D9" box="[348,598,1626,1651]" italics="true" pageId="70" pageNumber="71">Syntomodrillia mellea</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="A27157BBFA23FFEEC95CBF40FD07F9D9" box="[612,751,1626,1651]" pageId="70" pageNumber="71" rank="species">new species</taxonomicNameLabel>
|
||
. These latter species differ in possessing ribs that “sag” such that the whorl peripheries are below mid-whorl, their varix is not cup-handle-like and is located further away from the edge of the outer lip, and in possessing a narrower aperture with a spout-like anal sinus.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32C6559FA23FFEECBFFBFDCFE8AF8A9" pageId="70" pageNumber="71" type="etymology">
|
||
<paragraph id="8B8936D2FA23FFEECBFFBFDCFE8AF8A9" blockId="70.[151,1437,510,1795]" pageId="70" pageNumber="71">
|
||
<emphasis id="B942EAC0FA23FFEECBFFBFDCFEA6F974" bold="true" box="[199,334,1735,1758]" pageId="70" pageNumber="71">Etymology.</emphasis>
|
||
The Smallest
|
||
<taxonomicName id="4C364D51FA23FFEEC939BFDDFD96F975" box="[513,638,1734,1759]" class="Gastropoda" family="Drilliidae" genus="Cerodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B942EAC0FA23FFEEC939BFDDFD96F975" box="[513,638,1734,1759]" italics="true" pageId="70" pageNumber="71">Cerodrillia</emphasis>
|
||
</taxonomicName>
|
||
. From the Latin
|
||
<taxonomicName id="4C364D51FA23FFEEC86CBFDCFC40F974" box="[852,936,1735,1758]" class="Gastropoda" family="Drilliidae" genus="Cerodrillia" kingdom="Animalia" order="Neogastropoda" pageId="70" pageNumber="71" phylum="Mollusca" rank="species" species="minima">
|
||
<emphasis id="B942EAC0FA23FFEEC86CBFDCFC40F974" box="[852,936,1735,1758]" italics="true" pageId="70" pageNumber="71">minima</emphasis>
|
||
</taxonomicName>
|
||
, feminine form of the adjective
|
||
<emphasis id="B942EAC0FA23FFEECE0EBFDCFA7DF974" box="[1334,1429,1735,1758]" italics="true" pageId="70" pageNumber="71">minimus</emphasis>
|
||
, meaning smallest.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |