110 lines
13 KiB
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110 lines
13 KiB
XML
<document id="45B826ADB70E6DE7E71E9912A23947B4" 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="BF18F633A9A3FF412B9CC75FFEBEFE30" 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="Clathrobaculus Cossmann 1912" docType="treatment" docVersion="20" lastPageNumber="165" masterDocId="43218E4BA900FFE52B0BC14DFFA9FFE3" masterDocTitle="Gastropods from the Cretaceous-Palaeogene boundary in Denmark" masterLastPageNumber="196" masterPageNumber="1" pageNumber="164" updateTime="1698750564626" updateUser="ExternalLinkService">
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<mods:title id="167B9761450985DF20C5ECD65A461BD2">Gastropods from the Cretaceous-Palaeogene boundary in Denmark</mods:title>
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<mods:name id="FCA460ABCD4294101A47451C12AF6A19" type="personal">
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<mods:namePart id="740A38BFEE04520A12A3FB9E25F37661">Hansen, Thomas</mods:namePart>
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<mods:title id="D04757740CD893F06A14F0CB9A8C85F9">Zootaxa</mods:title>
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<mods:part id="9FC7D22EA3B574CB9D1E6B50A85025DD">
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<mods:date id="4FA07017314A3022B7B79BB946AB2869">2019</mods:date>
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<mods:number id="2785784DC8E272B8CADD76378795C558">2019-08-12</mods:number>
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<mods:number id="0102F2FB4CFA3B7A42072046E48EE1EE">4654</mods:number>
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<mods:identifier id="2F06D177588799B3E59D2070542DB01D" type="DOI">10.11646/zootaxa.4654.1.1</mods:identifier>
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<treatment id="BF18F633A9A3FF412B9CC75FFEBEFE30" ID-DOI="http://doi.org/10.5281/zenodo.5582995" ID-GBIF-Taxon="159074619" ID-Zenodo-Dep="5582995" LSID="urn:lsid:plazi:treatment:BF18F633A9A3FF412B9CC75FFEBEFE30" httpUri="http://treatment.plazi.org/id/BF18F633A9A3FF412B9CC75FFEBEFE30" lastPageId="164" lastPageNumber="165" pageId="163" pageNumber="164">
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<subSubSection id="7FAB14AEA9A3FF462B9CC75FFED4F9CE" box="[151,381,1554,1581]" pageId="163" pageNumber="164" type="nomenclature">
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<paragraph id="370E4725A9A3FF462B9CC75FFED4F9CE" blockId="163.[151,381,1554,1616]" box="[151,381,1554,1581]" pageId="163" pageNumber="164">
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<heading id="6C46F049A9A3FF462B9CC75FFED4F9CE" bold="true" box="[151,381,1554,1581]" fontSize="11" level="1" pageId="163" pageNumber="164" reason="1">
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<emphasis id="05C59B37A9A3FF462B9CC75FFED4F9CE" bold="true" box="[151,381,1554,1581]" pageId="163" pageNumber="164">
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<taxonomicName id="F0B13CA6A9A3FF462B9CC75FFEFBF9CE" ID-CoL="8V77Y" authorityName="Cossmann" authorityYear="1912" box="[151,338,1554,1581]" class="Gastropoda" family="Mathildidae" genus="Clathrobaculus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Heterostropha" pageId="163" pageNumber="164" phylum="Mollusca" rank="genus">
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<emphasis id="05C59B37A9A3FF462B9CC75FFEFBF9CE" bold="true" box="[151,338,1554,1581]" italics="true" pageId="163" pageNumber="164">Clathrobaculus</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="7FAB14AEA9A3FF462B9CC77BFEB1F9B3" box="[151,280,1589,1616]" pageId="163" pageNumber="164" type="description">
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<paragraph id="370E4725A9A3FF462B9CC77BFEB1F9B3" blockId="163.[151,381,1554,1616]" box="[151,280,1589,1616]" pageId="163" pageNumber="164">
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<figureCitation id="AF8A5BA0A9A3FF462B9CC77BFF41F9B3" box="[151,232,1589,1616]" captionStart="FIGURE 35" captionStartId="167.[151,250,188,213]" captionTargetId="figure@166.[151,1435,179,1918]" captionTargetPageId="166" captionText="FIGURE 35. A–B. Pseudomalaxis sp., Silicone cast of MGUH 33306. Width 4.3 mm. C–D. Climacopoma? sp., Silicone cast of MGUH 33307. Width 13.1 and 9.9 mm respectively. E–I. Mathilda dania n. sp. E. Silicone cast of holotype MGUH 33308. Width 1.9 mm. F. Silicone cast of paratype MGUH 33309. Width 2.0 mm. G. Silicone cast of paratype MGUH 33310. Width 0.8 mm. H. Silicone cast of paratype MGUH 33311. Width 0.7 mm. I. Silicone cast of paratype MGUH 33312. Width 1.7 mm. J–K. Clathrobaculus sp., Silicone cast of MGUH 33313. Width 0.5 mm. L–P. Ringicula sp. L. Silicone cast of MGUH 33314. Width 7.0 mm. M–N. Silicone cast of MGUH 33315 and a partly hidden second specimen. Width 7.3 and 6.6 mm respectively. O–P. Silicone cast of MGUH 33316. Width 5.6, 5.3 mm respectively. Q–T. Cylichna stevniensis n. sp. Q. Silicone cast of holotype MGUH 33317. Width 1.4 mm. R–S. Internal mould of paratype MGUH 33318. Width 1.5 mm. T. Internal mould of paratype MGUH 33319. Width 2.8 mm. U–V. Cylichna? sp. A. Cast of MGUH 33320. Width 2.3, 2.4 mm respectively. W–Y. Cylichna? sp. B. W. Wax cast of MGUH 33321. Width 2.4 mm. X–Y. Inner mould of MGUH 33322. Width 1.3 mm. Z–AE. Roxania sp. Cast of MGUH 33323. Width 3.2, 3.3 mm respectively." figureDoi="http://doi.org/10.5281/zenodo.3442126" httpUri="https://zenodo.org/record/3442126/files/figure.png" pageId="163" pageNumber="164">Figs 35</figureCitation>
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J–K
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</paragraph>
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</subSubSection>
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<subSubSection id="7FAB14AEA9A3FF412B9CC73AFEBEFE30" lastPageId="164" lastPageNumber="165" pageId="163" pageNumber="164" type="materials_examined">
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<paragraph id="370E4725A9A3FF462B9CC73AFEEBF956" blockId="163.[151,1437,1655,2042]" pageId="163" pageNumber="164">
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<emphasis id="05C59B37A9A3FF462B9CC73AFEAFF971" bold="true" box="[151,262,1655,1682]" pageId="163" pageNumber="164">Material.</emphasis>
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<collectionCode id="51A0DFE0A9A3FF462A05C735FECDF971" box="[270,356,1656,1682]" country="Denmark" httpUri="http://grbio.org/cool/c1ae-v64p" name="Museum Geologicum Universitatis Hafniensis" pageId="163" pageNumber="164">MGUH</collectionCode>
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33313 and an external mould with the informal sample number SR.938, collected in connection with this study.
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</paragraph>
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<paragraph id="370E4725A9A3FF462BCCC7F2FAF6F93A" blockId="163.[151,1437,1655,2042]" box="[199,1375,1727,1754]" pageId="163" pageNumber="164">
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<emphasis id="05C59B37A9A3FF462BCCC7F2FEF3F939" bold="true" box="[199,346,1727,1754]" pageId="163" pageNumber="164">Occurrence.</emphasis>
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Upper 15 centimetres of the upper Maastrichtian Højerup Member at Rødvig, Stevns Klint.
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</paragraph>
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<paragraph id="370E4725A9A3FF462BCCC7AEFE02F8C2" blockId="163.[151,1437,1655,2042]" pageId="163" pageNumber="164">
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<emphasis id="05C59B37A9A3FF462BCCC7AEFEF0F91D" bold="true" box="[199,345,1763,1790]" pageId="163" pageNumber="164">Description.</emphasis>
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Protoconch smooth, apparently hyperstrophic, but only last quarter of a whorl preserved. Transition to teleoconch sharp.
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</paragraph>
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<paragraph id="370E4725A9A3FF462BCCC666FB66F88A" blockId="163.[151,1437,1655,2042]" pageId="163" pageNumber="164">Teleoconch thick-shelled, very slender with relatively high, convex, keeled whorls; keel located just abapical to whorl center; whorl height corresponding to approximately 80 % of the width. Suture very faint.</paragraph>
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<paragraph id="370E4725A9A3FF462BCCC63EFCBCF81A" blockId="163.[151,1437,1655,2042]" pageId="163" pageNumber="164">First teleoconch whorl with three spiral ribs, a weak adapical one and two stronger spiral ribs located on keel and halfway between keel and abapical suture. A fourth, weak spiral rib is added between spiral rib 1 and keel on second teleoconch whorl. Spiral ribs crossed by faint transverse, largely orthocline transverse ribs numbering around 20 per half whorl on the fourth teleoconch whorl.</paragraph>
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<paragraph id="370E4725A9A4FF412BCCC1D4FE79FF34" blockId="164.[151,1437,152,467]" pageId="164" pageNumber="165">
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<emphasis id="05C59B37A9A4FF412BCCC1D4FED7FF50" bold="true" box="[199,382,153,179]" pageId="164" pageNumber="165">Measurements.</emphasis>
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<collectionCode id="51A0DFE0A9A4FF412A8EC1D4FE72FF50" box="[389,475,153,179]" country="Denmark" httpUri="http://grbio.org/cool/c1ae-v64p" name="Museum Geologicum Universitatis Hafniensis" pageId="164" pageNumber="165">MGUH</collectionCode>
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33313 is
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<quantity id="F049EAC0A9A4FF412942C1D4FD09FF50" box="[585,672,153,179]" metricMagnitude="-3" metricUnit="m" metricValue="1.8" pageId="164" pageNumber="165" unit="mm" value="1.8">1.8 mm</quantity>
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high and
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<quantity id="F049EAC0A9A4FF41281BC1D5FCCFFF50" box="[784,870,152,179]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="164" pageNumber="165" unit="mm" value="0.5">0.5 mm</quantity>
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wide, consisting of part of the protoconch and the first 5 ½ teleoconch whorls.
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</paragraph>
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<paragraph id="370E4725A9A4FF412BCCC1ACFED3FE84" blockId="164.[151,1437,152,467]" pageId="164" pageNumber="165">
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<emphasis id="05C59B37A9A4FF412BCCC1ACFE92FF18" bold="true" box="[199,315,225,251]" pageId="164" pageNumber="165">Remarks.</emphasis>
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<taxonomicName id="F0B13CA6A9A4FF412A4FC1ACFE58FF18" authorityName="Cossmann" authorityYear="1912" box="[324,497,225,251]" class="Gastropoda" family="Mathildidae" genus="Clathrobaculus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Heterostropha" pageId="164" pageNumber="165" phylum="Mollusca" rank="genus">
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<emphasis id="05C59B37A9A4FF412A4FC1ACFE58FF18" box="[324,497,225,251]" italics="true" pageId="164" pageNumber="165">Clathrobaculus</emphasis>
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</taxonomicName>
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sp. is the youngest taxon so far, which with any degree of confidence may be assigned to this genus (see Kaim 2004: p. 140). There are, though, two taxa from the slightly younger middle Danian deposits of
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<collectingCountry id="4FA607B5A9A4FF412A10C064FE2AFEA0" box="[283,387,297,323]" name="Denmark" pageId="164" pageNumber="165">Denmark</collectingCountry>
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that may belong here, but at present their protoconchs are unknown (
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<bibRefCitation id="53203AD4A9A4FF412F91C064FF7AFE84" author="Lauridsen, B. W. & Schnetler, K. I." pageId="164" pageNumber="165" refId="ref134720" refString="Lauridsen, B. W. & Schnetler, K. I. (2014) A catalogue of Danian gastropods from the Baunekule facies, Faxe Formation, Denmark. Geological Survey of Denmark and Greenland Bulletin, 32, 117 pp." type="book" year="2014">Lauridsen & Schnetler 2014</bibRefCitation>
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: pp. 109–110).
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</paragraph>
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<paragraph id="370E4725A9A4FF412BCCC03CFEBEFE30" blockId="164.[151,1437,152,467]" pageId="164" pageNumber="165">
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The Danish specimen strongly resembles the Early Cretaceous
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<taxonomicName id="F0B13CA6A9A4FF412898C03CFBE9FE68" authorityName="Cossmann" authorityYear="1912" box="[915,1088,369,395]" class="Gastropoda" family="Mathildidae" genus="Clathrobaculus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Heterostropha" pageId="164" pageNumber="165" phylum="Mollusca" rank="genus">
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<emphasis id="05C59B37A9A4FF412898C03CFBE9FE68" box="[915,1088,369,395]" italics="true" pageId="164" pageNumber="165">Clathrobaculus</emphasis>
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</taxonomicName>
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sp. 1
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<emphasis id="05C59B37A9A4FF412F8CC03FFB6CFE68" box="[1159,1221,370,395]" italics="true" pageId="164" pageNumber="165">sensu</emphasis>
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Kaim (2004) from
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<collectingCountry id="4FA607B5A9A4FF412B9CC0D8FF41FE4C" box="[151,232,405,431]" name="Poland" pageId="164" pageNumber="165">Poland</collectingCountry>
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, but differs by the higher number of transverse ribs, which appear weaker and by the later appearance of spiral rib 2.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |