121 lines
15 KiB
XML
121 lines
15 KiB
XML
<document id="E5981F67EFB7D8473A4A72BD77F12E70" 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="BF18F633A99CFF792B9CC272FDE3F95A" 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="Admetula Cossmann 1889" docType="treatment" docVersion="22" lastPageNumber="157" masterDocId="43218E4BA900FFE52B0BC14DFFA9FFE3" masterDocTitle="Gastropods from the Cretaceous-Palaeogene boundary in Denmark" masterLastPageNumber="196" masterPageNumber="1" pageNumber="157" updateTime="1698750564626" updateUser="ExternalLinkService">
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<mods:title id="672A8E5FCD052BDC9E17AEA5AAD4C779">Gastropods from the Cretaceous-Palaeogene boundary in Denmark</mods:title>
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<mods:name id="F263C37F3ED9F9C6A0B03DFCDA0A74B0" type="personal">
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<mods:namePart id="3DB88216BE0559D3BD409EB6C416A667">Hansen, Thomas</mods:namePart>
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<mods:typeOfResource id="23620C18F33EFCBE1A04007FCE76760E">text</mods:typeOfResource>
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<mods:title id="8892402DBE048A20A5A0C03A7061CF1E">Zootaxa</mods:title>
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<mods:part id="43727CEB48712D373CCCC05808A90EFE">
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<mods:date id="85BBF1D63059B7C28A926A9EE776D5DC">2019</mods:date>
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<mods:number id="B4C79774FD4CEA523C12EC8D793CE6E1">2019-08-12</mods:number>
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<mods:number id="6DF3F93B4D3E995EC05E8AF1870978D2">4654</mods:number>
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<mods:classification id="B3A0B48575C58FB88C6FDBBEBD0A4C0A">journal article</mods:classification>
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<mods:identifier id="894073C5CE51852762239F060FAE6A7E" type="CLB-Dataset">26049</mods:identifier>
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<mods:identifier id="BAD307C619C0BD7DDBD8392648A54FD6" type="DOI">10.11646/zootaxa.4654.1.1</mods:identifier>
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<mods:identifier id="2D1D04267C52A98E7362028578215EE6" type="GBIF-Dataset">9ce1d103-9234-4fbe-9544-f1c294bb8783</mods:identifier>
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<mods:identifier id="A91EC211DAB8AD8FEB5795D2D7735639" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="950257F5ACCACCD8D4CD338AB6E0A61A" type="Zenodo-Dep">3365803</mods:identifier>
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<treatment id="BF18F633A99CFF792B9CC272FDE3F95A" ID-DOI="http://doi.org/10.5281/zenodo.5582975" ID-GBIF-Taxon="159074674" ID-Zenodo-Dep="5582975" LSID="urn:lsid:plazi:treatment:BF18F633A99CFF792B9CC272FDE3F95A" httpUri="http://treatment.plazi.org/id/BF18F633A99CFF792B9CC272FDE3F95A" lastPageNumber="157" pageId="156" pageNumber="157">
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<subSubSection id="7FAB14AEA99CFF792B9CC272FE9EFCB9" box="[151,311,831,858]" pageId="156" pageNumber="157" type="nomenclature">
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<paragraph id="370E4725A99CFF792B9CC272FE9EFCB9" blockId="156.[151,311,831,894]" box="[151,311,831,858]" pageId="156" pageNumber="157">
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<heading id="6C46F049A99CFF792B9CC272FE9EFCB9" bold="true" box="[151,311,831,858]" fontSize="11" level="1" pageId="156" pageNumber="157" reason="1">
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<emphasis id="05C59B37A99CFF792B9CC272FE9EFCB9" bold="true" box="[151,311,831,858]" pageId="156" pageNumber="157">
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<taxonomicName id="F0B13CA6A99CFF792B9CC272FEA5FCB9" ID-CoL="7NN59" authorityName="Cossmann" authorityYear="1889" box="[151,268,831,858]" class="Gastropoda" family="Cancellariidae" genus="Admetula" kingdom="Animalia" order="Neogastropoda" pageId="156" pageNumber="157" phylum="Mollusca" rank="genus">
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<emphasis id="05C59B37A99CFF792B9CC272FEA5FCB9" bold="true" box="[151,268,831,858]" italics="true" pageId="156" pageNumber="157">Admetula</emphasis>
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</taxonomicName>
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sp.
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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="7FAB14AEA99CFF792B9CC22EFEB4FC9D" box="[151,285,867,894]" pageId="156" pageNumber="157" type="description">
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<paragraph id="370E4725A99CFF792B9CC22EFEB4FC9D" blockId="156.[151,311,831,894]" box="[151,285,867,894]" pageId="156" pageNumber="157">
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<figureCitation id="AF8A5BA0A99CFF792B9CC22EFF40FC9D" box="[151,233,867,894]" captionStart="FIGURE 34" captionStartId="159.[151,250,188,213]" captionTargetId="figure@158.[151,1435,179,1918]" captionTargetPageId="158" captionText="FIGURE 34. A–E. Admetula sp. A–D. Silicone cast and internal mould of MGUH 33297. Widths 6.6, 7.2, 7.0 and 6.1 mm respectively. E. Internal mould of MGUH 33298. Width 5.6 mm. F. Kroisbachia sp., Silicone cast of MGUH 33299. Width 2.4 mm. G. Mataxa s.l. sp., Silicone cast of MGUH 33300. Width 3.9 mm. H–I. Neogastropoda genus et sp. indet., Silicone cast of MGUH 33301. Width 0.7 mm. J–N. Ravniella danica (Ravn, 1902). J–K. Silicone cast of MGUH 33202. Widths 4.7 and 4.3 respectively. L. Silicone cast of lectotype MGUH 126. Width 4.3 mm. Photograph by S.L. Jakobsen. M–N. Silicone cast of MGUH 33303. Width 4.1 and 3.8 mm. O–S. Disculus selandicum (Ravn, 1902). O. Silicone cast of MGUH 33304. Width 8.7 mm. P–Q. Silicone cast of paralectotype MGUH 80 figured by J.P.J. Ravn (1902, Pl. I: 6). Width 7.1, 6.9 mm respectively. R. Silicone cast of lectotype MGUH 79. Width 6.0 mm. Photograph by S.L. Jakobsen. S. Silicone cast of MGUH 33305. Width 5.9 mm." figureDoi="http://doi.org/10.5281/zenodo.3442124" httpUri="https://zenodo.org/record/3442124/files/figure.png" pageId="156" pageNumber="157">Figs 34</figureCitation>
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A–E
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</paragraph>
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</subSubSection>
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<subSubSection id="7FAB14AEA99CFF792B9CC2E6FDE3F95A" pageId="156" pageNumber="157" type="materials_examined">
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<paragraph id="370E4725A99CFF792B9CC2E6FC74FC0A" blockId="156.[151,1437,939,1722]" pageId="156" pageNumber="157">
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<emphasis id="05C59B37A99CFF792B9CC2E6FEAFFC25" bold="true" box="[151,262,939,966]" pageId="156" pageNumber="157">Material.</emphasis>
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Two fragmentary moulds,
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<collectionCode id="51A0DFE0A99CFF79293DC2E1FD25FC25" box="[566,652,940,966]" country="Denmark" httpUri="http://grbio.org/cool/c1ae-v64p" name="Museum Geologicum Universitatis Hafniensis" pageId="156" pageNumber="157">MGUH</collectionCode>
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33297 and
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<collectionCode id="51A0DFE0A99CFF79281BC2E1FCCFFC25" box="[784,870,940,966]" country="Denmark" httpUri="http://grbio.org/cool/c1ae-v64p" name="Museum Geologicum Universitatis Hafniensis" pageId="156" pageNumber="157">MGUH</collectionCode>
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33298, the latter preserved as an amalgamation of an internal and external mould due to early dissolution of the shell surface.
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</paragraph>
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<paragraph id="370E4725A99CFF792BCCC2BEFF71FBD2" blockId="156.[151,1437,939,1722]" pageId="156" pageNumber="157">
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<emphasis id="05C59B37A99CFF792BCCC2BEFEF3FBED" bold="true" box="[199,346,1011,1038]" pageId="156" pageNumber="157">Occurrence.</emphasis>
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The
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<taxonomicName id="F0B13CA6A99CFF792A97C2BEFD53FBEE" authority="Limestone Member" authorityName="Gilleaudeau et al." authorityYear="2018" box="[412,762,1011,1037]" class="Gastropoda" family="Cerithiidae" genus="Cerithium" higherTaxonomySource="CoL" kingdom="Animalia" order="Littorinimorpha" pageId="156" pageNumber="157" phylum="Mollusca" rank="genus">Cerithium Limestone Member</taxonomicName>
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south of Stevns Fyr and north of Holtug Quarry, Stevns Klint.
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</paragraph>
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<paragraph id="370E4725A99CFF792BCCC576FBE9FB9A" blockId="156.[151,1437,939,1722]" pageId="156" pageNumber="157">
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<emphasis id="05C59B37A99CFF792BCCC576FEF0FBB5" bold="true" box="[199,345,1083,1110]" pageId="156" pageNumber="157">Description.</emphasis>
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Protoconch somewhat dome-like obtusely conical, with a small beginning and consisting of 1 ½ to 2 ½ convex whorls. Transition to teleoconch gradual, at least on the inner mould.
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</paragraph>
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<paragraph id="370E4725A99CFF792BCCC5CEFF52FAEA" blockId="156.[151,1437,939,1722]" pageId="156" pageNumber="157">Teleoconch thin-shelled, ovoid-conical with moderately convex whorls separated by impressed suture. Spire whorls less than half as high as wide, characterized by narrow but distinct subsutural ramp. Aperture moderately narrow; outer lip with 6 or 7 teeth and in some strengthened by weak varix. Short columella with 3 strong columellar folds.</paragraph>
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<paragraph id="370E4725A99CFF792BCCC45EFC76FA5E" blockId="156.[151,1437,939,1722]" pageId="156" pageNumber="157">Teleoconch sculpture dominated by unevenly weak spiral threads or bands, separated by narrower grooves and increasing in number with whorl size. Shoulder ramp demarcated by stronger spiral band, which may be separated from adapical suture by up to four weaker threads on final whorls. Spirals crossed by prosocline and opisthocyrt growth lines curving strongly forward adapically. At times growth stops form weak collabral threads, resulting in a weakly reticulate sculpture. Weak varices present but unevenly distributed.</paragraph>
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<paragraph id="370E4725A99CFF792BCCC485FE94F9E5" blockId="156.[151,1437,939,1722]" pageId="156" pageNumber="157">
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<emphasis id="05C59B37A99CFF792BCCC485FED7FA01" bold="true" box="[199,382,1480,1506]" pageId="156" pageNumber="157">Measurements.</emphasis>
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The best preserved specimen
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<collectionCode id="51A0DFE0A99CFF7929DEC485FC82FA01" box="[725,811,1480,1506]" country="Denmark" httpUri="http://grbio.org/cool/c1ae-v64p" name="Museum Geologicum Universitatis Hafniensis" pageId="156" pageNumber="157">MGUH</collectionCode>
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33297 is
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<quantity id="F049EAC0A99CFF792897C485FC5AFA01" box="[924,1011,1480,1506]" metricMagnitude="-3" metricUnit="m" metricValue="7.7" pageId="156" pageNumber="157" unit="mm" value="7.7">7.7 mm</quantity>
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wide and close to
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<quantity id="F049EAC0A99CFF792FC1C48AFA99FA01" box="[1226,1328,1479,1506]" metricMagnitude="-2" metricUnit="m" metricValue="1.25" pageId="156" pageNumber="157" unit="mm" value="12.5">12.5 mm</quantity>
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high, but lacks the apex.
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</paragraph>
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<paragraph id="370E4725A99CFF792BCCC75DFDE3F95A" blockId="156.[151,1437,939,1722]" pageId="156" pageNumber="157">
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<emphasis id="05C59B37A99CFF792BCCC75DFE92F9C9" bold="true" box="[199,315,1552,1578]" pageId="156" pageNumber="157">Remarks.</emphasis>
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This taxon is morphologically similar to the Palaeocene
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<taxonomicName id="F0B13CA6A99CFF7928C3C75DFA35F9C9" authority="Schnetler & Petit, 2010" authorityName="Schnetler & Petit" authorityYear="2010" box="[968,1436,1551,1578]" class="Gastropoda" family="Cancellariidae" genus="Admetula" kingdom="Animalia" order="Neogastropoda" pageId="156" pageNumber="157" phylum="Mollusca" rank="species" species="eivindi">
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<emphasis id="05C59B37A99CFF7928C3C75DFB21F9C9" box="[968,1160,1552,1578]" italics="true" pageId="156" pageNumber="157">Admetula eivindi</emphasis>
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<bibRefCitation id="53203AD4A99CFF792F9BC742FA35F9C9" author="Schnetler, K. I. & Petit, R. E." box="[1168,1436,1551,1578]" pageId="156" pageNumber="157" pagination="3 - 26" refId="ref139952" refString="Schnetler, K. I. & Petit, R. E. (2010) Revision of the gastropod family Cancellariidae from the Paleocene of Nuusuaq, West Greenland. Cainozoic Research, 7 (1 - 2), 3 - 26." type="journal article" year="2010">Schnetler & Petit, 2010</bibRefCitation>
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</taxonomicName>
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from
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<collectingCountry id="4FA607B5A99CFF792BDDC77EFEE7F9AE" box="[214,334,1587,1613]" name="Greenland" pageId="156" pageNumber="157">Greenland</collectingCountry>
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, but is distinguished through the strength of the more obtuse protoconch, a less marked shoulder ramp, stronger columellar folds and by the presence of varices. It differs from the Selandian
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<taxonomicName id="F0B13CA6A99CFF792FAEC715FED4F975" authority="(von Koenen, 1885)" baseAuthorityName="von Koenen" baseAuthorityYear="1885" class="Gastropoda" genus="Kroisbachia" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="156" pageNumber="157" phylum="Mollusca" rank="species" species="conoidea">
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<emphasis id="05C59B37A99CFF792FAEC715FA34F991" box="[1189,1437,1624,1650]" italics="true" pageId="156" pageNumber="157">Kroisbachia conoidea</emphasis>
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(
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<bibRefCitation id="53203AD4A99CFF792B94C731FEDCF975" author="von Koenen, A." box="[159,373,1659,1686]" pageId="156" pageNumber="157" pagination="1 - 128" refId="ref143230" refString="von Koenen, A. (1885) Ueber eine Paleocane Fauna von Kopenhagen. Abhandlungen der Koniglichen Gesellschaft der Wissenschaften zu Gottingen, 32, 1 - 128, pls. 1 - 5." type="journal article" year="1885">von Koenen, 1885</bibRefCitation>
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)
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</taxonomicName>
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and
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<taxonomicName id="F0B13CA6A99CFF792AB2C731FC32F975" authority="(von Koenen, 1885)" baseAuthorityName="von Koenen" baseAuthorityYear="1885" box="[441,923,1659,1686]" class="Gastropoda" family="Cancellariidae" genus="Admetula" kingdom="Animalia" order="Neogastropoda" pageId="156" pageNumber="157" phylum="Mollusca" rank="species" species="latesulcata">
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<emphasis id="05C59B37A99CFF792AB2C731FD00F975" box="[441,681,1660,1686]" italics="true" pageId="156" pageNumber="157">Admetula latesulcata</emphasis>
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(
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<bibRefCitation id="53203AD4A99CFF7929B1C731FC3BF975" author="von Koenen, A." box="[698,914,1659,1686]" pageId="156" pageNumber="157" pagination="1 - 128" refId="ref143230" refString="von Koenen, A. (1885) Ueber eine Paleocane Fauna von Kopenhagen. Abhandlungen der Koniglichen Gesellschaft der Wissenschaften zu Gottingen, 32, 1 - 128, pls. 1 - 5." type="journal article" year="1885">von Koenen, 1885</bibRefCitation>
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)
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</taxonomicName>
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, both from
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<collectingCountry id="4FA607B5A99CFF792F2EC736FB39F976" box="[1061,1168,1659,1685]" name="Denmark" pageId="156" pageNumber="157">Denmark</collectingCountry>
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, by the much narrower aperture and stronger columellar folds.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |