198 lines
24 KiB
XML
198 lines
24 KiB
XML
<document id="5E9D0177A08D05AB944B905AB7A98D3B" ID-CLB-Dataset="26049" ID-DOI="10.11646/zootaxa.4654.1.1" ID-GBIF-Dataset="9ce1d103-9234-4fbe-9544-f1c294bb8783" ID-ISSN="1175-5326" ID-Zenodo-Dep="3365803" ID-ZooBank="CFD82CC0-3110-472E-972B-7ADC0C523A04" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1565592061838" checkinUser="plazi" docAuthor="Hansen, Thomas" docDate="2019" docId="BF18F633A95AFFBF2B9CC3C6FEDEF8C5" docLanguage="en" docName="zootaxa.4654.1.1.pdf" docOrigin="Zootaxa 4654 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Amaurellina ravni Hansen 2019, n. sp." docType="treatment" docUuid="BE30E6F3-4BBC-4953-9EB0-031CF1D6B2E3" docUuidSource="ZooBank" docVersion="22" lastPageNumber="91" masterDocId="43218E4BA900FFE52B0BC14DFFA9FFE3" masterDocTitle="Gastropods from the Cretaceous-Palaeogene boundary in Denmark" masterLastPageNumber="196" masterPageNumber="1" pageNumber="91" updateTime="1698750564626" updateUser="ExternalLinkService">
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<mods:mods id="839CEBB238BBAB66DB95DCA769BEE4AF" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="B3831FFF96364926CA4FBB605122A607">
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<mods:title id="CDF5CA8954833C4F3A6D3D011E118516">Gastropods from the Cretaceous-Palaeogene boundary in Denmark</mods:title>
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<mods:name id="680B86F671E1B6B2FC180F78001650B1" type="personal">
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<mods:namePart id="7F30A32DD16D03800DAE54C7E0CF1179">Hansen, Thomas</mods:namePart>
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<mods:title id="E843BD57FEBAB5605D37D097222FB457">Zootaxa</mods:title>
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<mods:part id="2283159B18108D4F31A4BAB16E11FDED">
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<mods:date id="8727B0FBB66FBA646068675DC87126C5">2019</mods:date>
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<mods:number id="89611F4F7DDF89296003D8FDD16BFC04">2019-08-12</mods:number>
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<mods:number id="E0108B6FB70DE2AFCDC3A8B38B2925DB">4654</mods:number>
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<mods:classification id="CA37F9C180C6FDA0B12A2BBF24260EA3">journal article</mods:classification>
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<mods:identifier id="9108B1E2FA6E4B599A3251AF67FD293C" type="CLB-Dataset">26049</mods:identifier>
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<mods:identifier id="A8C844BAC093948FA2B6749368AB0911" type="DOI">10.11646/zootaxa.4654.1.1</mods:identifier>
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<mods:identifier id="9AD1E2749B3002AFBCFD6450C84211C3" type="GBIF-Dataset">9ce1d103-9234-4fbe-9544-f1c294bb8783</mods:identifier>
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<mods:identifier id="D0EC36D0364778453A141A55D3CE5F11" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="9B2D717F754C57AEF01126C91049A991" type="Zenodo-Dep">3365803</mods:identifier>
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</mods:mods>
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<treatment id="BF18F633A95AFFBF2B9CC3C6FEDEF8C5" ID-GBIF-Taxon="159074809" LSID="urn:lsid:zoobank.org:act:BE30E6F3-4BBC-4953-9EB0-031CF1D6B2E3" httpUri="http://treatment.plazi.org/id/BF18F633A95AFFBF2B9CC3C6FEDEF8C5" lastPageNumber="91" pageId="90" pageNumber="91">
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<subSubSection id="7FAB14AEA95AFFBF2B9CC3C6FE68FD46" box="[151,449,651,678]" pageId="90" pageNumber="91" type="nomenclature">
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<paragraph id="370E4725A95AFFBF2B9CC3C6FE68FD46" blockId="90.[151,449,651,713]" box="[151,449,651,678]" pageId="90" pageNumber="91">
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<heading id="6C46F049A95AFFBF2B9CC3C6FE68FD46" bold="true" box="[151,449,651,678]" fontSize="11" level="1" pageId="90" pageNumber="91" reason="1">
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<emphasis id="05C59B37A95AFFBF2B9CC3C6FE68FD46" bold="true" box="[151,449,651,678]" pageId="90" pageNumber="91">
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<taxonomicName id="F0B13CA6A95AFFBF2B9CC3C6FED1FD46" authority="Hansen, 2019" authorityName="Hansen" authorityYear="2019" box="[151,376,651,678]" class="Gastropoda" family="Ampullinidae" genus="Amaurellina" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="90" pageNumber="91" phylum="Mollusca" rank="species" species="ravni" status="sp. nov.">
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<emphasis id="05C59B37A95AFFBF2B9CC3C6FED1FD46" bold="true" box="[151,376,651,678]" italics="true" pageId="90" pageNumber="91">Amaurellina ravni</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="1EF6264CA95AFFBF2A74C3C6FE68FD46" box="[383,449,651,677]" pageId="90" pageNumber="91" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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||
</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="7FAB14AEA95AFFBF2B9CC3E2FE8FFD2A" box="[151,294,687,713]" pageId="90" pageNumber="91" type="description">
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<paragraph id="370E4725A95AFFBF2B9CC3E2FE8FFD2A" blockId="90.[151,449,651,713]" box="[151,294,687,713]" pageId="90" pageNumber="91">
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<figureCitation id="AF8A5BA0A95AFFBF2B9CC3E2FF40FD2A" box="[151,233,687,713]" captionStart="FIGURE 24" captionStartId="88.[151,250,188,213]" captionTargetId="figure@87.[151,1435,179,1918]" captionTargetPageId="87" captionText="FIGURE 24. A. Tenagodus sp., Silicone cast of MGUH 33139. Tube diameter 5.6 mm. B–D. Campanile selandicum (Lundgren, 1867). B–C. Silicone cast of MGUH 33140. Width 11.4 mm. D. Silicone cast of MGUH 33141. Width 4.5 mm. E–F. Campanile sp. A. Silicone cast of MGUH 33142. Whorl height 2.1 mm. G. Campanile sp. B. Silicone cast of MGUH 33143. Height 4.2 mm. H–K. Metacerithium balticum (Ravn, 1902). H. Silicone cast of protoconch MGUH 33144. Width 0.45 mm. I. Silicone cast of MGUH 33145. Height 26.0 mm. J. Silicone cast of lectotype MGUH 91 figured by Ravn (1902, pl. I: 17). Width 11.7 mm. K. Silicone cast of MGUH 93, figured type for Cerithium sartorii Ravn, 1902. Height 7.1 mm. L. Dzikella? sp., Silicone cast of MGUH 33146. Width 6.0 mm. M–Q. Amaurellina ravni n. sp. M–N. Silicone cast of holotype MGUH 33147. Width 10.3 mm. O. The internal mould of paratype MGUH 33148. Width 13.2 mm. P. Paratype MGUH 33149, a mould with replaced shell. Height 12.8 mm. Q. Silicone cast of paratype MGUH 33150. Width of picture 3.0 mm. R. Trochocerithium sp., Silicone cast of MGUH 33151. Width 9.0 mm. S–W. Galericulus sp. S–T. Internal mould ØSM.10042-311. Length 5.8 mm. U. Internal mould MGUH 33152. Width 8.5 mm. V–W. Internal mould and external cast of MGUH 33153. Length 10.3 mm. Width of figure W 7.7 mm. X. Natica sp. A. Silicone cast of MGUH 33154. Width 7.9 mm." figureDoi="http://doi.org/10.5281/zenodo.3442104" httpUri="https://zenodo.org/record/3442104/files/figure.png" pageId="90" pageNumber="91">Figs 24</figureCitation>
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M–Q
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</paragraph>
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</subSubSection>
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<subSubSection id="7FAB14AEA95AFFBF2B9CC3BBFEDEF8C5" pageId="90" pageNumber="91" type="materials_examined">
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<paragraph id="370E4725A95AFFBF2B9CC3BBFB31FCD5" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2B9CC3BBFEBBFCF2" bold="true" box="[151,274,758,785]" pageId="90" pageNumber="91">Diagnosis.</emphasis>
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The shell is high-spired with distinctly concave base, a deeply grooved suture, a whorl periphery located well above abapical suture, a very narrow umbilical opening and with pitted spiral grooves.
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</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC273FC63FC9E" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2BCCC273FE1DFCBA" bold="true" box="[199,436,830,857]" pageId="90" pageNumber="91">Derivation of name.</emphasis>
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In honour of J.P.J. Ravn, who greatly contributed to our knowledge of the gastropod faunas from the Cretaceous and especially Palaeocene deposits of
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<collectingCountry id="4FA607B5A95AFFBF2851C22EFC6FFC9E" box="[858,966,867,893]" name="Denmark" pageId="90" pageNumber="91">Denmark</collectingCountry>
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.
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</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC2CAFE97FBEE" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2BCCC2CAFEDDFC42" bold="true" box="[199,372,902,929]" pageId="90" pageNumber="91">Type material.</emphasis>
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<materialsCitation id="87D94D78A95AFFBF2A71C2CAFBE7FC42" ID-GBIF-Occurrence="2413160775" box="[378,1102,903,930]" collectionCode="MGUH" location="Stevns Klint" municipality="The" pageId="90" pageNumber="91" specimenCode="MGUH 33147, MGUH 33150" specimenCount="2" typeStatus="holotype">
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<collectingMunicipality id="D76ADD5FA95AFFBF2A71C2CAFE0FFC42" box="[378,422,903,929]" pageId="90" pageNumber="91">The</collectingMunicipality>
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<typeStatus id="E80AF987A95AFFBF2AA7C2CAFDA7FC42" box="[428,526,903,929]" pageId="90" pageNumber="91" type="holotype">holotype</typeStatus>
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<specimenCode id="6717EF5EA95AFFBF291EC2CAFD1EFC42" box="[533,695,903,929]" pageId="90" pageNumber="91">MGUH 33147</specimenCode>
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is a nearly complete external mould
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</materialsCitation>
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.
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<materialsCitation id="87D94D78A95AFFBF2F53C2C5FD4EFC26" ID-GBIF-Occurrence="2413160784" collectionCode="MGUH" location="Stevns Klint" municipality="The" pageId="90" pageNumber="91" specimenCode="MGUH 33147, MGUH 33150" specimenCount="2" typeStatus="paratype">
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<typeStatus id="E80AF987A95AFFBF2F53C2C5FB13FC41" box="[1112,1210,904,930]" pageId="90" pageNumber="91" type="paratype">Paratype</typeStatus>
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<specimenCode id="6717EF5EA95AFFBF2FCBC2CAFACBFC42" box="[1216,1378,902,929]" pageId="90" pageNumber="91">MGUH 33150</specimenCode>
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is an external mould of the protoconch from
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<location id="326E11FEA95AFFBF2953C2E6FD4EFC26" LSID="urn:lsid:plazi:treatment:BF18F633A95AFFBF2B9CC3C6FEDEF8C5:326E11FEA95AFFBF2953C2E6FD4EFC26" box="[600,743,939,965]" municipality="The" name="Stevns Klint" pageId="90" pageNumber="91">Stevns Klint</location>
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</materialsCitation>
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||
.
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<materialsCitation id="87D94D78A95AFFBF29F8C2E1FF41FC0A" ID-GBIF-Occurrence="2413160780" collectionCode="MGUH" location="Holtug" pageId="90" pageNumber="91" specimenCode="MGUH 33149" specimenCount="1" typeStatus="paratype">
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<typeStatus id="E80AF987A95AFFBF29F8C2E1FCFCFC25" box="[755,853,940,966]" pageId="90" pageNumber="91" type="paratype">Paratype</typeStatus>
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<specimenCode id="6717EF5EA95AFFBF2856C2E6FBA8FC26" box="[861,1025,939,965]" pageId="90" pageNumber="91">MGUH 33149</specimenCode>
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is a mould with replaced shell from
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<location id="326E11FEA95AFFBF2B9CC282FF41FC0A" LSID="urn:lsid:plazi:treatment:BF18F633A95AFFBF2B9CC3C6FEDEF8C5:326E11FEA95AFFBF2B9CC282FF41FC0A" box="[151,232,975,1001]" name="Holtug" pageId="90" pageNumber="91">Holtug</location>
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</materialsCitation>
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.
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<materialsCitation id="87D94D78A95AFFBF2BFFC29DFC2FFC0A" ID-GBIF-Occurrence="2413160800" box="[244,902,975,1002]" collectionCode="MGUH" location="All" municipality="Holtug" pageId="90" pageNumber="91" specimenCode="MGUH 33148" specimenCount="2" typeStatus="paratype">
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<typeStatus id="E80AF987A95AFFBF2BFFC29DFEFFFC09" box="[244,342,976,1002]" pageId="90" pageNumber="91" type="paratype">Paratype</typeStatus>
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<specimenCode id="6717EF5EA95AFFBF2A54C282FDABFC0A" box="[351,514,975,1001]" pageId="90" pageNumber="91">MGUH 33148</specimenCode>
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is an internal mould from
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<collectingMunicipality id="D76ADD5FA95AFFBF283EC282FC2FFC0A" box="[821,902,975,1001]" pageId="90" pageNumber="91">Holtug</collectingMunicipality>
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</materialsCitation>
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||
.
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<materialsCitation id="87D94D78A95AFFBF289BC282FE97FBEE" ID-GBIF-Occurrence="2413160778" collectionCode="MGUH" location="All" municipality="Holtug" pageId="90" pageNumber="91" specimenCode="MGUH 33148" specimenCount="2" typeStatus="paratype">
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<location id="326E11FEA95AFFBF289BC282FC1DFC0A" LSID="urn:lsid:plazi:treatment:BF18F633A95AFFBF2B9CC3C6FEDEF8C5:326E11FEA95AFFBF289BC282FC1DFC0A" box="[912,948,975,1001]" municipality="Holtug" name="All" pageId="90" pageNumber="91">All</location>
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<typeStatus id="E80AF987A95AFFBF28B7C29DFB8EFC09" box="[956,1063,976,1002]" pageId="90" pageNumber="91" type="paratype">paratypes</typeStatus>
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come from the
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<taxonomicName id="F0B13CA6A95AFFBF2FD5C282FE97FBEE" authority="Limestone Member." authorityName="Stevns Klint. Coll. C. Heinberg." class="Gastropoda" family="Cerithiidae" genus="Cerithium" higherTaxonomySource="CoL" kingdom="Animalia" order="Littorinimorpha" pageId="90" pageNumber="91" phylum="Mollusca" rank="genus">
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<location id="326E11FEA95AFFBF2FD5C282FE93FBEE" LSID="urn:lsid:plazi:treatment:BF18F633A95AFFBF2B9CC3C6FEDEF8C5:326E11FEA95AFFBF2FD5C282FE93FBEE" municipality="Holtug" name="Cerithium Limestone Member" pageId="90" pageNumber="91">Cerithium Limestone Member</location>
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.
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</taxonomicName>
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</materialsCitation>
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</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC55BFD20FB9A" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2BCCC55BFE13FBD2" bold="true" box="[199,442,1046,1073]" pageId="90" pageNumber="91">Additional material.</emphasis>
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<materialsCitation id="87D94D78A95AFFBF2ACAC55AFD20FB9A" ID-GBIF-Occurrence="2413160809" pageId="90" pageNumber="91">
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Three specimens are found in the informally catalogued samples SH.278, SH.325.A and C, and SR.525. Another seven external and internal moulds have been studied from the uncatalogued old collections at the Natural History Museum of
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<collectingCountry id="4FA607B5A95AFFBF2912C512FD2CFB9A" box="[537,645,1119,1145]" name="Denmark" pageId="90" pageNumber="91">Denmark</collectingCountry>
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||
.
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</materialsCitation>
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||
</paragraph>
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||
<paragraph id="370E4725A95AFFBF2BCCC5CEFBBEFB7E" blockId="90.[151,1437,758,1830]" box="[199,1047,1154,1182]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2BCCC5CEFD93FB7E" bold="true" box="[199,570,1154,1181]" pageId="90" pageNumber="91">
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<typeStatus id="E80AF987A95AFFBF2BCCC5CEFEABFB7E" box="[199,258,1155,1181]" pageId="90" pageNumber="91">Type</typeStatus>
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stratum and
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<typeStatus id="E80AF987A95AFFBF2AA8C5CEFE7FFB7E" box="[419,470,1155,1181]" pageId="90" pageNumber="91">type</typeStatus>
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locality.
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</emphasis>
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The
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<taxonomicName id="F0B13CA6A95AFFBF2978C5CEFCC8FB7E" authority="Limestone" authorityName="Gilleaudeau et al." authorityYear="2018" box="[627,865,1155,1181]" class="Gastropoda" family="Cerithiidae" genus="Cerithium" higherTaxonomySource="CoL" kingdom="Animalia" order="Littorinimorpha" pageId="90" pageNumber="91" phylum="Mollusca" rank="genus">Cerithium Limestone</taxonomicName>
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at Stevns Klint.
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</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC5EBFB92FB22" blockId="90.[151,1437,758,1830]" box="[199,1083,1190,1218]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2BCCC5EBFEF3FB22" bold="true" box="[199,346,1190,1217]" pageId="90" pageNumber="91">Occurrence.</emphasis>
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The lower Danian
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<taxonomicName id="F0B13CA6A95AFFBF293AC5EAFC2FFB22" authority="Limestone Member" authorityName="Gilleaudeau et al." authorityYear="2018" box="[561,902,1191,1217]" class="Gastropoda" family="Cerithiidae" genus="Cerithium" higherTaxonomySource="CoL" kingdom="Animalia" order="Littorinimorpha" pageId="90" pageNumber="91" phylum="Mollusca" rank="genus">Cerithium Limestone Member</taxonomicName>
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at Stevns Klint.
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</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC587FDBAFAE9" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2BCCC587FEF0FB06" bold="true" box="[199,345,1226,1253]" pageId="90" pageNumber="91">Description.</emphasis>
|
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Protoconch conical, with seemingly around 2 ½ moderately convex and smooth whorls. Height and width approximately
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||
<quantity id="F049EAC0A95AFFBF2ABDC5A2FDA6FAE9" box="[438,527,1263,1290]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="90" pageNumber="91" unit="mm" value="0.6">0.6 mm</quantity>
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||
.
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</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC45EFF50FA02" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">Teleoconch coeloconoid with a moderately high spire and a globose last whorl. Spire whorls moderately convex with periphery located just below 1/3 the whorl height from the abapical suture. Suture initially shallow, on later whorls becoming deeply grooved with nearly axially oriented sides and bordered by a sharp abaxial shoulder. Base evenly rounded. Umbilical opening narrow. Aperture semicircular with width corresponding to about 70 % of height; aperture height approximating 60 % of shell height. Callus on inner lip thin, not reaching outside aperture opening.</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC4A6FADFF9E5" blockId="90.[151,1437,758,1830]" box="[199,1398,1515,1542]" pageId="90" pageNumber="91">Growth lines fine, prosocline, crossed by weak, but more or less unevenly distributed pitted spiral grooves.</paragraph>
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<paragraph id="370E4725A95AFFBF2BCCC742FB6CF9AE" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">
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<emphasis id="05C59B37A95AFFBF2BCCC742FED7F9CA" bold="true" box="[199,382,1551,1577]" pageId="90" pageNumber="91">Measurements.</emphasis>
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||
<typeStatus id="E80AF987A95AFFBF2A88C742FE42F9CA" box="[387,491,1551,1577]" pageId="90" pageNumber="91" type="holotype">Holotype</typeStatus>
|
||
<collectionCode id="51A0DFE0A95AFFBF2AFAC742FDEEF9CA" box="[497,583,1551,1577]" country="Denmark" httpUri="http://grbio.org/cool/c1ae-v64p" name="Museum Geologicum Universitatis Hafniensis" pageId="90" pageNumber="91">MGUH</collectionCode>
|
||
33147 is 14.0 mm high and
|
||
<quantity id="F049EAC0A95AFFBF2874C742FC7AF9C9" box="[895,979,1551,1578]" metricMagnitude="-3" metricUnit="m" metricValue="9.9" pageId="90" pageNumber="91" unit="mm" value="9.9">9.9 mm</quantity>
|
||
wide, consisting of at least seven whorls. Largest specimen
|
||
<typeStatus id="E80AF987A95AFFBF2A69C779FE6BF9AD" box="[354,450,1588,1614]" pageId="90" pageNumber="91" type="paratype">paratype</typeStatus>
|
||
<collectionCode id="51A0DFE0A95AFFBF2AC1C77EFD89F9AE" box="[458,544,1587,1613]" country="Denmark" httpUri="http://grbio.org/cool/c1ae-v64p" name="Museum Geologicum Universitatis Hafniensis" pageId="90" pageNumber="91">MGUH</collectionCode>
|
||
33148 is
|
||
<quantity id="F049EAC0A95AFFBF2986C77EFD58F9AD" box="[653,753,1587,1614]" metricMagnitude="-2" metricUnit="m" metricValue="1.3199999999999998" pageId="90" pageNumber="91" unit="mm" value="13.2">13.2 mm</quantity>
|
||
wide and in excess of
|
||
<quantity id="F049EAC0A95AFFBF28FBC77FFBFDF9AD" box="[1008,1108,1586,1614]" metricMagnitude="-2" metricUnit="m" metricValue="1.54" pageId="90" pageNumber="91" unit="mm" value="15.4">15.4 mm</quantity>
|
||
in height.
|
||
</paragraph>
|
||
<paragraph id="370E4725A95AFFBF2BCCC71AFEDEF8C5" blockId="90.[151,1437,758,1830]" pageId="90" pageNumber="91">
|
||
<emphasis id="05C59B37A95AFFBF2BCCC71AFE92F992" bold="true" box="[199,315,1623,1649]" pageId="90" pageNumber="91">Remarks.</emphasis>
|
||
<taxonomicName id="F0B13CA6A95AFFBF2A48C71AFDB8F992" authority="Hansen, 2019" authorityName="Hansen" authorityYear="2019" box="[323,529,1623,1649]" class="Gastropoda" family="Ampullinidae" genus="Amaurellina" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="90" pageNumber="91" phylum="Mollusca" rank="species" species="ravni" status="sp. nov.">
|
||
<emphasis id="05C59B37A95AFFBF2A48C71AFDB8F992" box="[323,529,1623,1649]" italics="true" pageId="90" pageNumber="91">Amaurellina ravni</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="05C59B37A95AFFBF2912C71AFDF1F992" bold="true" box="[537,600,1623,1649]" pageId="90" pageNumber="91">
|
||
<taxonomicNameLabel id="1EF6264CA95AFFBF2912C71AFDF1F992" box="[537,600,1623,1649]" pageId="90" pageNumber="91" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
differs from the Danian
|
||
<taxonomicName id="F0B13CA6A95AFFBF2879C71AFC54F992" authorityName="Bayle in Fischer" authorityYear="1884" box="[882,1021,1623,1649]" class="Gastropoda" family="Ampullinidae" genus="Amaurellina" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="90" pageNumber="91" phylum="Mollusca" rank="genus">
|
||
<emphasis id="05C59B37A95AFFBF2879C71AFC54F992" box="[882,1021,1623,1649]" italics="true" pageId="90" pageNumber="91">Amaurellina</emphasis>
|
||
</taxonomicName>
|
||
sp. and “aff.
|
||
<taxonomicName id="F0B13CA6A95AFFBF2F9CC71AFA8BF992" authorityName="Bayle in Fischer" authorityYear="1884" box="[1175,1314,1623,1649]" class="Gastropoda" family="Ampullinidae" genus="Amaurellina" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="90" pageNumber="91" phylum="Mollusca" rank="genus">
|
||
<emphasis id="05C59B37A95AFFBF2F9CC71AFA8BF992" box="[1175,1314,1623,1649]" italics="true" pageId="90" pageNumber="91">Amaurellina</emphasis>
|
||
</taxonomicName>
|
||
” sp. sensu
|
||
<bibRefCitation id="53203AD4A95AFFBF2B9CC736FE04F976" author="Kollmann, H. A. & Peel, J. S." box="[151,429,1659,1685]" pageId="90" pageNumber="91" pagination="1 - 115" refId="ref134023" refString="Kollmann, H. A. & Peel, J. S. (1983) Paleocene gastropods from Nugssuaq, West Greenland. GrOnlands Geologiske UndersOgelse, Bulletin, 146, 1 - 115." type="journal article" year="1983">Kollmann & Peel (1983)</bibRefCitation>
|
||
from
|
||
<collectingCountry id="4FA607B5A95AFFBF2AF9C736FDCEF976" box="[498,615,1659,1685]" name="Greenland" pageId="90" pageNumber="91">Greenland</collectingCountry>
|
||
by the distinctly higher spire and more deeply incised suture. It is distinguished from the Danian
|
||
<taxonomicName id="F0B13CA6A95AFFBF2AB3C7D2FC3BF95A" authority="(Briart & Cornet, 1873)" baseAuthorityName="Briart & Cornet" baseAuthorityYear="1873" box="[440,914,1695,1721]" class="Gastropoda" family="Ampullinidae" genus="Amaurellina" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="90" pageNumber="91" phylum="Mollusca" rank="species" species="julei">
|
||
<emphasis id="05C59B37A95AFFBF2AB3C7D2FDD4F95A" box="[440,637,1695,1721]" italics="true" pageId="90" pageNumber="91">Amaurellina julei</emphasis>
|
||
(
|
||
<bibRefCitation id="53203AD4A95AFFBF2987C7D2FC23F95A" author="Briart, A. & Cornet, F. L." box="[652,906,1695,1721]" pageId="90" pageNumber="91" pagination="1 - 95" refId="ref125915" refString="Briart, A. & Cornet, F. L. (1873) Description des fossiles du calcaire grossier de Mons. Gasteropodes. Ordre I. Prosobranches. Section B: Holostomes (premiere Partie). Memoires courronnes et Memoires des Savants Etrangers, Academie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique, 37, i-iv + 1 - 95." type="journal article" year="1873">Briart & Cornet, 1873</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
by the relatively larger last whorl, a concavesided spire and a narrower umbilical opening. It has some resemblance to
|
||
<taxonomicName id="F0B13CA6A95AFFBF28D0C78EFE98F8E2" authority="Perrilliat, Vega & Corona, 2000" authorityName="Perrilliat, Vega & Corona" authorityYear="2000" class="Gastropoda" family="Ampullinidae" genus="Amaurellina" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="90" pageNumber="91" phylum="Mollusca" rank="species" species="guerrera">
|
||
<emphasis id="05C59B37A95AFFBF28D0C78EFB79F93E" box="[987,1232,1731,1757]" italics="true" pageId="90" pageNumber="91">Amaurellina guerrera</emphasis>
|
||
<bibRefCitation id="53203AD4A95AFFBF2FDCC78EFE98F8E2" author="Perrilliat, M. & Vega, F. J. & Corona, R." pageId="90" pageNumber="91" pagination="7 - 24" refId="ref137439" refString="Perrilliat, M. del C., Vega, F. J. & Corona, R. (2000) Early Maastrichtian Mollusca from the Mexcala Formation of the state of Guerrero, southern Mexico. Journal of Paleontology, 74 (1), 7 - 24, pls. 6, 7. https: // doi. org / 10.1666 / 0022 - 3360 (2000) 074 % 3 C 0007: EMMFTM % 3 E 2.0. CO; 2" type="book chapter" year="2000">Perrilliat, Vega & Corona, 2000</bibRefCitation>
|
||
</taxonomicName>
|
||
from the Maastrichtian of
|
||
<collectingCountry id="4FA607B5A95AFFBF2968C7AAFD12F8E2" box="[611,699,1767,1793]" name="Mexico" pageId="90" pageNumber="91">Mexico</collectingCountry>
|
||
, but differs by the more convex spire whorls and the presence of faint spiral grooves.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |