265 lines
30 KiB
XML
265 lines
30 KiB
XML
<document id="C4337546B297AB2DB07165A50429AA61" ID-DOI="10.4202/app.00554.2018" ID-ISSN="1732-2421" ID-Zenodo-Dep="10980900" IM.bibliography_approvedBy="valdenar" IM.illustrations_approvedBy="valdenar" IM.materialsCitations_approvedBy="valdenar" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="valdenar" IM.taxonomicNames_approvedBy="valdenar" IM.treatmentCitations_approvedBy="valdenar" IM.treatments_approvedBy="valdenar" checkinTime="1713284217429" checkinUser="felipe" docAuthor="Hryniewicz, Krzysztof, Amano, Kazutaka, Bitner, Maria Aleksandra, Hagström, Jonas, Kiel, Steffen, Klompmaker, Adiël A., Mörs, Thomas, Robins, Cristina M. & Kaim, Andrzej" docDate="2019" docId="320C87F4464CFFDBFF1AFB67FA63D8F0" docLanguage="en" docName="ActaPalaeontolPol.64.1.101-141.pdf" docOrigin="Acta Palaeontologica Polonica 64 (1)" docSource="http://dx.doi.org/10.4202/app.00554.2018" docStyle="DocumentStyle:E4780F6D34569985EDF9CACFB9BC780E.2:ActaPalaeontolPol.2015-.journal_article" docStyleId="E4780F6D34569985EDF9CACFB9BC780E" docStyleName="ActaPalaeontolPol.2015-.journal_article" docStyleVersion="2" docTitle="Cyrtodaria rutupiensis" docType="treatment" docVersion="3" lastPageNumber="123" masterDocId="CE35FF8C465AFFCDFF8DFFFEFFA8DF58" masterDocTitle="A late Paleocene fauna from shallow-water chemosynthesis-based ecosystems, Spitsbergen, Svalbard" masterLastPageNumber="141" masterPageNumber="101" pageNumber="123" updateTime="1713358443740" updateUser="valdenar" zenodo-license-document="CC-BY-4.0">
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<mods:title id="EA0EF19A8CA926F295024812B6EC4317">A late Paleocene fauna from shallow-water chemosynthesis-based ecosystems, Spitsbergen, Svalbard</mods:title>
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<mods:namePart id="41C7683207B16043B3B8CBF3A9E2A67C">Hryniewicz, Krzysztof</mods:namePart>
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<mods:namePart id="9C4E31F2DB00BEEE2082A694AA3A3374">Amano, Kazutaka</mods:namePart>
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<mods:namePart id="F8835BBD906A9D4F398985D576879837">Bitner, Maria Aleksandra</mods:namePart>
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<mods:namePart id="51A251638636F05C8B4DF9DABE5479B0">Hagström, Jonas</mods:namePart>
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<mods:namePart id="44EDEF9832916B2EEE676CA7EAB105A8">Kiel, Steffen</mods:namePart>
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<mods:namePart id="304D1AED08002F8AAE4CEEB697C5E1F0">Klompmaker, Adiël A.</mods:namePart>
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<mods:namePart id="49F05BCF7AD38B6D391058943F63F88D">Mörs, Thomas</mods:namePart>
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<mods:namePart id="30EFFF7DA7974394D826417B949CA0DF">Robins, Cristina M.</mods:namePart>
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<mods:namePart id="76EF3E001A86EB07F2234AE9104CA5CC">Kaim, Andrzej</mods:namePart>
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<mods:title id="A2C2E52B37FAC7A45580413D2EB3A8EA">Acta Palaeontologica Polonica</mods:title>
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<mods:date id="3188096A0171BE3B3EDE2B3763CFA1F0">2019</mods:date>
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<mods:number id="2C090891C5E1C3A80C5C9150DE0162AA">2019-02-13</mods:number>
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<mods:number id="B99C2DCA78DCFBC4F467ED95C6AA4B9E">64</mods:number>
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<mods:identifier id="A16031B06770785564BF354FBA70D256" type="ISSN">1732-2421</mods:identifier>
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<mods:identifier id="986DEA873F2CEB44C317F23DC874FFE6" type="Zenodo-Dep">10980900</mods:identifier>
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<treatment id="320C87F4464CFFDBFF1AFB67FA63D8F0" LSID="urn:lsid:plazi:treatment:320C87F4464CFFDBFF1AFB67FA63D8F0" httpUri="http://treatment.plazi.org/id/320C87F4464CFFDBFF1AFB67FA63D8F0" lastPageNumber="123" pageId="22" pageNumber="123">
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<subSubSection id="F2BF6569464CFFDBFF1AFB67FD1BDBEE" box="[151,691,1177,1206]" pageId="22" pageNumber="123" type="nomenclature">
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<paragraph id="BA1A36E2464CFFDBFF1AFB67FD1BDBEE" blockId="22.[151,691,1177,1206]" box="[151,691,1177,1206]" pageId="22" pageNumber="123">
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<heading id="E152818E464CFFDBFF1AFB67FD1BDBEE" box="[151,691,1177,1206]" fontSize="12" level="2" pageId="22" pageNumber="123" reason="2">
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<taxonomicName id="7DA54D61464CFFDBFF1AFB67FD1BDBEE" authority="(Morris, 1852)" baseAuthorityName="Morris" baseAuthorityYear="1852" box="[151,691,1177,1206]" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" isUncertain="true" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="rutupiensis">
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<emphasis id="88D1EAF0464CFFDBFF1AFB67FE8DDBEE" box="[151,293,1177,1206]" italics="true" pageId="22" pageNumber="123">Cyrtodaria</emphasis>
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aff.
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<emphasis id="88D1EAF0464CFFDBFEEDFB64FE46DBEE" box="[352,494,1178,1206]" italics="true" pageId="22" pageNumber="123">rutupiensis</emphasis>
|
||
(
|
||
<bibRefCitation id="DE344B13464CFFDBFE72FB67FD02DBEE" author="Morris, J." box="[511,682,1177,1206]" pageId="22" pageNumber="123" pagination="264 - 268" refId="ref32923" refString="Morris, J. 1852. Description of some fossil shells from the lower Thanet Sands. Geological Society of London Quaterly Journal 8: 264 - 268." type="journal article" year="1852">Morris, 1852</bibRefCitation>
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||
)
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||
</taxonomicName>
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||
</heading>
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||
</paragraph>
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</subSubSection>
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<subSubSection id="F2BF6569464CFFDBFF1AFB38FA63D8F0" pageId="22" pageNumber="123" type="description">
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<paragraph id="BA1A36E2464CFFDBFF1AFB38FF48DB83" blockId="22.[151,224,1222,1244]" box="[151,224,1222,1244]" pageId="22" pageNumber="123">
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<figureCitation id="229E2A67464CFFDBFF1AFB38FF73DB83" box="[151,219,1222,1244]" captionStart="Fig" captionStartId="22.[862,895,741,763]" captionTargetBox="[863,1532,162,715]" captionTargetId="figure-706@22.[863,1531,163,715]" captionTargetPageId="22" captionText="Fig. 18. Hiatellid bivalve Cyrtodaria aff. rutupiensis (Morris, 1852) from the upper Paleocene, Basilika Formation, Zachariassendalen, Spitsbergen, Svalbard. NRM-PZ Mo 183943a–b, partial shell of a butterflied specimen with left (LV) and partial right valve (RV) preserved, showing external ornament of commarginal growth lines, and ridges on the inner shell surfaces supporting the posterior of anterior adductor muscle scar." figureDoi="http://doi.org/10.5281/zenodo.10980936" httpUri="https://zenodo.org/record/10980936/files/figure.png" pageId="22" pageNumber="123">Fig. 18</figureCitation>
|
||
.
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</paragraph>
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||
<paragraph id="BA1A36E2464CFFDBFF1AFB12FEACDA3F" blockId="22.[151,824,1260,1383]" pageId="22" pageNumber="123">
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||
<emphasis id="88D1EAF0464CFFDBFF1AFB12FEAEDA5E" box="[151,262,1260,1286]" italics="true" pageId="22" pageNumber="123">Material.</emphasis>
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||
—One butterflied specimen (
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<collectionCode id="DCB4AE27464CFFDBFD07FB13FD53DA5F" box="[650,763,1261,1287]" pageId="22" pageNumber="123">NRM-PZ</collectionCode>
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||
Mo 183943a–b) with valves opened but still attached, from the upper Paleocene, Zachariassendalen, Spitsbergen,
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<collectingCountry id="C2B27672464CFFDBFF1AFAB3FEA8DA3F" box="[151,256,1357,1383]" name="Svalbard and Jan Mayen" pageId="22" pageNumber="123">Svalbard</collectingCountry>
|
||
.
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||
</paragraph>
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||
<paragraph id="BA1A36E2464CFFDBFF1AFA86FE22DAEA" blockId="22.[151,824,1399,1458]" pageId="22" pageNumber="123">
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||
<emphasis id="88D1EAF0464CFFDBFF1AFA86FEECDAC9" box="[151,324,1400,1425]" italics="true" pageId="22" pageNumber="123">Measurements.</emphasis>
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||
—NRM-PZ Mo 183943a–b: L,
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||
<quantity id="7D5D9B07464CFFDBFD3AFA89FCA5DACA" box="[695,781,1399,1426]" metricMagnitude="-2" metricUnit="m" metricValue="4.3" pageId="22" pageNumber="123" unit="mm" value="43.0">43 mm</quantity>
|
||
; H,
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||
<quantity id="7D5D9B07464CFFDBFF1AFA69FF55DAEA" box="[151,253,1431,1458]" metricMagnitude="-2" metricUnit="m" metricValue="1.69" pageId="22" pageNumber="123" unit="mm" value="16.9">16.9 mm</quantity>
|
||
; W,
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||
<quantity id="7D5D9B07464CFFDBFEA3FA69FE2EDAEA" box="[302,390,1431,1458]" metricMagnitude="-3" metricUnit="m" metricValue="5.4" pageId="22" pageNumber="123" unit="mm" value="5.4">5.4 mm</quantity>
|
||
.
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||
</paragraph>
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||
<paragraph id="BA1A36E2464CFFDBFF1AFA3DFEFBD844" blockId="22.[151,824,1474,1820]" pageId="22" pageNumber="123">
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||
<emphasis id="88D1EAF0464CFFDBFF1AFA3DFE8FDA84" box="[151,295,1475,1500]" italics="true" pageId="22" pageNumber="123">Description.</emphasis>
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—Shell elongate, weakly inflated, edentulous, moderately thick, covered with commarginal growth lines. Umbones positioned roughly mid-hinge line, not prominent, dorsal margin composed of two straight, weakly inclined, anterior and posterior sections. Anterior and posterior shell margins rounded, gaping; anterior somewhat more rounded than posterior. Ventral shell margin straight with very weak sinus close to mid-line. Anterior adductor muscle scar teardrop-shaped, elongated along anterodorsal margin. Posterior adductor muscle scar shorter but precise shape unknown.
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</paragraph>
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<paragraph id="BA1A36E2464CFFDBFF1AF8D3FA63D8F0" blockId="22.[151,825,1837,1960]" lastBlockId="22.[862,1535,931,1960]" pageId="22" pageNumber="123">
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||
<emphasis id="88D1EAF0464CFFDBFF1AF8D3FEABD81F" box="[151,259,1837,1863]" italics="true" pageId="22" pageNumber="123">Remarks.</emphasis>
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—Elongate bivalves with a medially positioned umbo and a shape similar to the specimen of
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<taxonomicName id="7DA54D61464CFFDBFD00F8B3FE6FD8D0" authority="(Morris, 1852)" baseAuthorityName="Morris" baseAuthorityYear="1852" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" isUncertain="true" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="rutupiensis">
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||
<emphasis id="88D1EAF0464CFFDBFD00F8B3FCA4D83F" box="[653,780,1869,1895]" italics="true" pageId="22" pageNumber="123">Cyrtodaria</emphasis>
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aff.
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<emphasis id="88D1EAF0464CFFDBFF1AF890FEBED8DF" box="[151,278,1902,1927]" italics="true" pageId="22" pageNumber="123">rutupiensis</emphasis>
|
||
(
|
||
<bibRefCitation id="DE344B13464CFFDBFEA4F893FE17D8D0" author="Morris, J." box="[297,447,1901,1928]" pageId="22" pageNumber="123" pagination="264 - 268" refId="ref32923" refString="Morris, J. 1852. Description of some fossil shells from the lower Thanet Sands. Geological Society of London Quaterly Journal 8: 264 - 268." type="journal article" year="1852">Morris, 1852</bibRefCitation>
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||
)
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||
</taxonomicName>
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figured herein were previously described and figured from the Paleocene of Fossildalen as belonging to at least three species of
|
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<taxonomicName id="7DA54D61464CFFDBFA85FC5DFC3EDC86" authority="Blainville, 1824" authorityName="Blainville" authorityYear="1824" class="Bivalvia" family="Solecurtidae" genus="Solecurtus" kingdom="Animalia" order="Cardiida" pageId="22" pageNumber="123" phylum="Mollusca" rank="genus">
|
||
<emphasis id="88D1EAF0464CFFDBFA85FC5DFA29DCE5" box="[1288,1409,931,957]" italics="true" pageId="22" pageNumber="123">Solecurtus</emphasis>
|
||
<bibRefCitation id="DE344B13464CFFDBFA04FC5DFC3EDC86" author="Blainville, H. M. D. de" pageId="22" pageNumber="123" refId="ref25818" refString="Blainville, H. M. D. de 1824. Mollusques. Dictionarie des sciences naturelles 32. 392 pp. Levrault, Strassbourg." type="book" year="1824">Blainville, 1824</bibRefCitation>
|
||
</taxonomicName>
|
||
, by
|
||
<bibRefCitation id="DE344B13464CFFDBFC4FFC3AFBEEDC86" author="Hagg, R." box="[962,1094,963,990]" pageId="22" pageNumber="123" pagination="39 - 55" refId="ref29069" refString="Hagg, R. 1925. A new Tertiary fauna from Spitsbergen. Bulletin of the Geological Institution of the University of Uppsala 20: 39 - 55." type="journal article" year="1925">Hägg (1925</bibRefCitation>
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||
: pl. 6: 25–27). As those specimens have no visible transverse ornament characteristic of species of
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<taxonomicName id="7DA54D61464CFFDBFCD3FBFAFC7FDB46" authorityName="Blainville" authorityYear="1824" box="[862,983,1028,1054]" class="Bivalvia" family="Solecurtidae" genus="Solecurtus" kingdom="Animalia" order="Cardiida" pageId="22" pageNumber="123" phylum="Mollusca" rank="genus">
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||
<emphasis id="88D1EAF0464CFFDBFCD3FBFAFC7FDB46" box="[862,983,1028,1054]" italics="true" pageId="22" pageNumber="123">Solecurtus</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<bibRefCitation id="DE344B13464CFFDBFC6BFBFAFBCDDB47" author="Hagg, R." box="[998,1125,1028,1055]" pageId="22" pageNumber="123" pagination="39 - 55" refId="ref29069" refString="Hagg, R. 1925. A new Tertiary fauna from Spitsbergen. Bulletin of the Geological Institution of the University of Uppsala 20: 39 - 55." type="journal article" year="1925">Hägg 1925</bibRefCitation>
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||
: pl. 6: 27), they likely do not belong to
|
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<taxonomicName id="7DA54D61464CFFDBFCF3FBDAFC5FDB66" authorityName="Blainville" authorityYear="1824" box="[894,1015,1060,1086]" class="Bivalvia" family="Solecurtidae" genus="Solecurtus" kingdom="Animalia" order="Cardiida" pageId="22" pageNumber="123" phylum="Mollusca" rank="genus">
|
||
<emphasis id="88D1EAF0464CFFDBFCF3FBDAFC5FDB66" box="[894,1015,1060,1086]" italics="true" pageId="22" pageNumber="123">Solecurtus</emphasis>
|
||
</taxonomicName>
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and could be assigned to
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<taxonomicName id="7DA54D61464CFFDBFAA7FBDAFA00DB66" authorityName="Reuss" authorityYear="1801" box="[1322,1448,1060,1086]" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="genus">
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||
<emphasis id="88D1EAF0464CFFDBFAA7FBDAFA00DB66" box="[1322,1448,1060,1086]" italics="true" pageId="22" pageNumber="123">Cyrtodaria</emphasis>
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||
</taxonomicName>
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||
.
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||
<bibRefCitation id="DE344B13464CFFDBFA37FBDAFC0CDB07" author="Livsic, Y. Y." pageId="22" pageNumber="123" pagination="3 - 50" refId="ref31906" refString="Livsic, Y. Y. 1974. Palaeogene deposits and platform structure of Svalbard. Norsk Polarinstitutt Skrifter 159: 3 - 50." type="journal article" year="1974">Livšic (1974)</bibRefCitation>
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||
mentioned
|
||
<taxonomicName id="7DA54D61464CFFDBFBA4FBBBFB66DB07" box="[1065,1230,1093,1119]" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="undetermined">
|
||
<emphasis id="88D1EAF0464CFFDBFBA4FBBBFB00DB07" box="[1065,1192,1093,1119]" italics="true" pageId="22" pageNumber="123">Cyrtodaria</emphasis>
|
||
sp.
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||
</taxonomicName>
|
||
occurring in the “Storvola Formation”, an obsolete name for the Eocene Aspelintoppen Formation (
|
||
<bibRefCitation id="DE344B13464CFFDBFC6EFB7BFB3EDBF8" author="Dallmann, W. K." box="[995,1174,1157,1184]" pageId="22" pageNumber="123" refId="ref27596" refString="Dallmann, W. K. 1999. Lithostratigraphic Lexicon of Svalbard. Review and Recommendations for Literature Use. Upper Palaeozoic to Quaternary Bedrock. 318 pp. Norsk Polarinstitutt, Tromso." type="book" year="1999">Dallmann 1999</bibRefCitation>
|
||
) overlying the Basilika Formation. Since
|
||
<bibRefCitation id="DE344B13464CFFDBFC6BFB58FBD5DB98" author="Livsic, Y. Y." box="[998,1149,1190,1216]" pageId="22" pageNumber="123" pagination="3 - 50" refId="ref31906" refString="Livsic, Y. Y. 1974. Palaeogene deposits and platform structure of Svalbard. Norsk Polarinstitutt Skrifter 159: 3 - 50." type="journal article" year="1974">Livšic (1974)</bibRefCitation>
|
||
did not provide any figures, we are unable to relate our material to his report.
|
||
<taxonomicName id="7DA54D61464CFFDBFA0DFB38FB24DA59" authority="(Morris, 1852)" baseAuthorityName="Morris" baseAuthorityYear="1852" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="rutupiensis">
|
||
<emphasis id="88D1EAF0464CFFDBFA0DFB38FC75DA58" italics="true" pageId="22" pageNumber="123">Cyrtodaria rutupiensis</emphasis>
|
||
(
|
||
<bibRefCitation id="DE344B13464CFFDBFC60FB18FB2BDA59" author="Morris, J." box="[1005,1155,1254,1281]" pageId="22" pageNumber="123" pagination="264 - 268" refId="ref32923" refString="Morris, J. 1852. Description of some fossil shells from the lower Thanet Sands. Geological Society of London Quaterly Journal 8: 264 - 268." type="journal article" year="1852">Morris, 1852</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
, a common species occurring in Paleocene deposits of western Spitsbergen (
|
||
<bibRefCitation id="DE344B13464CFFDBFAD4FAF9FA5BDA79" author="Strauch, F." box="[1369,1523,1287,1313]" pageId="22" pageNumber="123" pagination="1 - 211" refId="ref36723" refString="Strauch, F. 1972. Phylogenese, adaptation und migration einiger nordischer mariner Molluskengenera (Neptunea, Panomya, Cyrtodaria und Mya). Abhandlungen der Senckenbergoschen Naturforschenden Gesellschaft 531: 1 - 211." type="journal article" year="1972">Strauch 1972</bibRefCitation>
|
||
), the Thanet Formation in
|
||
<collectingRegion id="7861F800464CFFDBFBF7FAD6FB1BDA1A" box="[1146,1203,1320,1346]" country="United Kingdom" name="Kent" pageId="22" pageNumber="123">Kent</collectingRegion>
|
||
,
|
||
<collectingCountry id="C2B27672464CFFDBFB32FAD6FB40DA1A" box="[1215,1256,1320,1346]" name="United Kingdom" pageId="22" pageNumber="123">UK</collectingCountry>
|
||
(
|
||
<bibRefCitation id="DE344B13464CFFDBFB7AFAD9FADFDA19" author="Ward, D. J." box="[1271,1399,1319,1345]" pageId="22" pageNumber="123" pagination="1 - 12" refId="ref37498" refString="Ward, D. J. 1978. The Lower London Tertiary (Palaeocene) succession of Herne Bay, Kent. Institute of Geological Sciences Report 78 (10): 1 - 12." type="journal article" year="1978">Ward 1978</bibRefCitation>
|
||
), the Prince Creek Formation in northern Alaska (
|
||
<bibRefCitation id="DE344B13464CFFDBFA91FAB9FA5ADA3A" author="Marincovich, L. Jr." box="[1308,1522,1351,1378]" pageId="22" pageNumber="123" pagination="1 - 35" refId="ref32418" refString="Marincovich, L. Jr. 1993. Danian mollusks from the Prince Creek Formation, northern Alaska, and implications for Arctic Ocean paleogeography. The Paleontological Society Memoir 35: 1 - 35." type="journal article" year="1993">Marincovich 1993</bibRefCitation>
|
||
), and the Mount Moore Formation of Ellesmere Island in Arctic
|
||
<collectingCountry id="C2B27672464CFFDBFC21FA76FBAADAFA" box="[940,1026,1416,1442]" name="Canada" pageId="22" pageNumber="123">Canada</collectingCountry>
|
||
(
|
||
<bibRefCitation id="DE344B13464CFFDBFB9CFA76FA37DAFA" author="Marincovich Jr., L. & Zinsmeister, W. J." box="[1041,1439,1416,1442]" pageId="22" pageNumber="123" pagination="242 - 248" refId="ref32454" refString="Marincovich Jr., L. and Zinsmeister, W. J. 1991. The first Tertiary (Paleocene) marine mollusks from the Eureka Sound Group, Ellesmere Island, Canada. Journal of Paleontology 65: 242 - 248." type="journal article" year="1991">Marincovich and Zinsmeister 1991</bibRefCitation>
|
||
), is very similar to the current species. However, we are unable to perform a more thorough comparison because only
|
||
<specimenCount id="ACA3FD6B464CFFDBFA5BFA37FC61D95B" count="1" pageId="22" pageNumber="123" type="generic">one specimen</specimenCount>
|
||
was available.
|
||
<taxonomicName id="7DA54D61464CFFDBFB0CFA17FACBD95C" box="[1153,1379,1513,1540]" class="Bivalvia" family="Solecurtidae" genus="Solecurtus" kingdom="Animalia" order="Cardiida" pageId="22" pageNumber="123" phylum="Mollusca" rank="subGenus" subGenus="Macha">
|
||
<emphasis id="88D1EAF0464CFFDBFB0CFA17FB52D95B" box="[1153,1274,1513,1539]" italics="true" pageId="22" pageNumber="123">Solecurtus</emphasis>
|
||
(
|
||
<emphasis id="88D1EAF0464CFFDBFA83FA17FAF3D95B" box="[1294,1371,1513,1539]" italics="true" pageId="22" pageNumber="123">Macha</emphasis>
|
||
)
|
||
</taxonomicName>
|
||
sp. from the Paleocene of Fossildalen has been included (
|
||
<bibRefCitation id="DE344B13464CFFDBFAC9F9F4FA69D97C" author="Hagg, R." box="[1348,1473,1545,1572]" pageId="22" pageNumber="123" pagination="39 - 55" refId="ref29069" refString="Hagg, R. 1925. A new Tertiary fauna from Spitsbergen. Bulletin of the Geological Institution of the University of Uppsala 20: 39 - 55." type="journal article" year="1925">Hägg 1925</bibRefCitation>
|
||
: pl. 6: 26) into the synonymy list of
|
||
<taxonomicName id="7DA54D61464CFFDBFB2AF9D4FAEDD91C" baseAuthorityName="Morris" baseAuthorityYear="1852" box="[1191,1349,1578,1604]" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="rutupiensis">
|
||
<emphasis id="88D1EAF0464CFFDBFB2AF9D4FB11D91C" box="[1191,1209,1578,1604]" italics="true" pageId="22" pageNumber="123">C</emphasis>
|
||
.
|
||
<emphasis id="88D1EAF0464CFFDBFB4BF9D5FAEDD91C" box="[1222,1349,1579,1604]" italics="true" pageId="22" pageNumber="123">rutupiensis</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation id="DE344B13464CFFDBFAE3F9D4FC0ED93C" author="Marincovich, L. Jr." pageId="22" pageNumber="123" pagination="1 - 35" refId="ref32418" refString="Marincovich, L. Jr. 1993. Danian mollusks from the Prince Creek Formation, northern Alaska, and implications for Arctic Ocean paleogeography. The Paleontological Society Memoir 35: 1 - 35." type="journal article" year="1993">Marincovich (1993)</bibRefCitation>
|
||
, but we are unable to relate
|
||
<taxonomicName id="7DA54D61464CFFDBFB53F9B4FA13D93D" box="[1246,1467,1610,1637]" class="Bivalvia" family="Solecurtidae" genus="Solecurtus" kingdom="Animalia" order="Cardiida" pageId="22" pageNumber="123" phylum="Mollusca" rank="subGenus" subGenus="Macha">
|
||
<emphasis id="88D1EAF0464CFFDBFB53F9B4FAFFD93C" box="[1246,1367,1610,1636]" italics="true" pageId="22" pageNumber="123">Solecurtus</emphasis>
|
||
(
|
||
<emphasis id="88D1EAF0464CFFDBFAEBF9B4FA1BD93C" box="[1382,1459,1610,1636]" italics="true" pageId="22" pageNumber="123">Macha</emphasis>
|
||
)
|
||
</taxonomicName>
|
||
sp. to our material.
|
||
<taxonomicName id="7DA54D61464CFFDBFC76F994FA12D9DD" authority="Marincovich, 1993" authorityName="Marincovich" authorityYear="1993" box="[1019,1466,1642,1669]" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="katieae">
|
||
<emphasis id="88D1EAF0464CFFDBFC76F994FB7ED9DC" box="[1019,1238,1642,1668]" italics="true" pageId="22" pageNumber="123">Cyrtodaria katieae</emphasis>
|
||
<bibRefCitation id="DE344B13464CFFDBFB52F994FA12D9DD" author="Marincovich, L. Jr." box="[1247,1466,1642,1669]" pageId="22" pageNumber="123" pagination="1 - 35" refId="ref32418" refString="Marincovich, L. Jr. 1993. Danian mollusks from the Prince Creek Formation, northern Alaska, and implications for Arctic Ocean paleogeography. The Paleontological Society Memoir 35: 1 - 35." type="journal article" year="1993">Marincovich, 1993</bibRefCitation>
|
||
</taxonomicName>
|
||
, from the Paleocene Prince Creek Formation in northern
|
||
<collectingRegion id="7861F800464CFFDBFA25F975FA52D9FD" box="[1448,1530,1675,1701]" country="United States of America" name="Alaska" pageId="22" pageNumber="123">Alaska</collectingRegion>
|
||
,
|
||
<collectingCountry id="C2B27672464CFFDBFCD3F955FC30D99D" box="[862,920,1707,1733]" name="United States of America" pageId="22" pageNumber="123">USA</collectingCountry>
|
||
, is elongated similarly to the Paleocene species from
|
||
<collectingCountry id="C2B27672464CFFDBFCD3F935FC6DD9BD" box="[862,965,1739,1765]" name="Svalbard and Jan Mayen" pageId="22" pageNumber="123">Svalbard</collectingCountry>
|
||
; however, the umbo of
|
||
<taxonomicName id="7DA54D61464CFFDBFB46F932FA97D9BD" authorityName="Marincovich" authorityYear="1993" box="[1227,1343,1739,1766]" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="katieae">
|
||
<emphasis id="88D1EAF0464CFFDBFB46F932FA97D9BD" box="[1227,1343,1739,1766]" italics="true" pageId="22" pageNumber="123">C. katieae</emphasis>
|
||
</taxonomicName>
|
||
is located nearer to the anterior than in the present species.
|
||
<taxonomicName id="7DA54D61464CFFDBFAFFF912FBF4D87E" authority="Speden, 1970" authorityName="Speden" authorityYear="1970" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="species" species="minuta">
|
||
<emphasis id="88D1EAF0464CFFDBFAFFF912FA5AD85E" box="[1394,1522,1772,1798]" italics="true" pageId="22" pageNumber="123">Cyrtodaria</emphasis>
|
||
?
|
||
<emphasis id="88D1EAF0464CFFDBFCD3F8F3FC05D87E" box="[862,941,1805,1830]" italics="true" pageId="22" pageNumber="123">minuta</emphasis>
|
||
<bibRefCitation id="DE344B13464CFFDBFC37F8F2FBF4D87E" author="Speden, I. G." box="[954,1116,1804,1830]" pageId="22" pageNumber="123" pagination="1 - 222" refId="ref36307" refString="Speden, I. G. 1970. The type Fox Hills Formation, Cretaceous (Maestrichtian), South Dakota. Part 2. Systematics of the Bivalvia. Peabody Museum of Natural History, Yale University Bulletin 33: 1 - 222." type="journal article" year="1970">Speden, 1970</bibRefCitation>
|
||
</taxonomicName>
|
||
, from the Maastrichtian Fox Hills Formation in
|
||
<collectingRegion id="7861F800464CFFDBFC75F8D2FB3ED81E" box="[1016,1174,1836,1862]" country="United States of America" name="South Dakota" pageId="22" pageNumber="123">South Dakota</collectingRegion>
|
||
,
|
||
<collectingCountry id="C2B27672464CFFDBFB2CF8D3FB73D81F" box="[1185,1243,1837,1863]" name="United States of America" pageId="22" pageNumber="123">USA</collectingCountry>
|
||
, has a small, thin shell (L
|
||
<quantity id="7D5D9B07464CFFDBFCD3F8B3FC48D83F" box="[862,992,1869,1896]" metricMagnitude="-3" metricUnit="m" metricValue="9.25" metricValueMax="12.0" metricValueMin="6.5" pageId="22" pageNumber="123" unit="mm" value="9.25" valueMax="12.0" valueMin="6.5">6.5–12 mm</quantity>
|
||
) that broadens substantially towards the posterior (
|
||
<bibRefCitation id="DE344B13464CFFDBFC18F893FBF6D8DF" author="Speden, I. G." box="[917,1118,1901,1927]" pageId="22" pageNumber="123" pagination="1 - 222" refId="ref36307" refString="Speden, I. G. 1970. The type Fox Hills Formation, Cretaceous (Maestrichtian), South Dakota. Part 2. Systematics of the Bivalvia. Peabody Museum of Natural History, Yale University Bulletin 33: 1 - 222." type="journal article" year="1970">Speden 1970: 139</bibRefCitation>
|
||
, pl. 35: 4–11); in our view, it belongs to
|
||
<taxonomicName id="7DA54D61464CFFDBFCF6F873FB33D8F0" authority="Fischer, 1878" authorityName="Fischer" authorityYear="1878" box="[891,1179,1933,1960]" class="Bivalvia" family="Basterotiidae" genus="Saxicavella" kingdom="Animalia" order="Galeommatida" pageId="22" pageNumber="123" phylum="Mollusca" rank="genus">
|
||
<emphasis id="88D1EAF0464CFFDBFCF6F873FC56D8FF" box="[891,1022,1933,1959]" italics="true" pageId="22" pageNumber="123">Saxicavella</emphasis>
|
||
<bibRefCitation id="DE344B13464CFFDBFB88F873FB33D8F0" author="Fischer, P." box="[1029,1179,1933,1960]" pageId="22" pageNumber="123" pagination="171 - 215" refId="ref28337" refString="Fischer, P. 1878. Essai sur la distribution geographique des brachiopodes et des mollusques du littoral oceanique de la France. Actes de la Societe Linneenne de Bordeaux 32: 171 - 215." type="journal article" year="1878">Fischer, 1878</bibRefCitation>
|
||
</taxonomicName>
|
||
, rather than to
|
||
<taxonomicName id="7DA54D61464CFFDBFAC8F873FA6BD8FF" authorityName="Reuss" authorityYear="1801" box="[1349,1475,1933,1959]" class="Bivalvia" family="Hiatellidae" genus="Cyrtodaria" kingdom="Animalia" order="Adapedonta" pageId="22" pageNumber="123" phylum="Mollusca" rank="genus">
|
||
<emphasis id="88D1EAF0464CFFDBFAC8F873FA6BD8FF" box="[1349,1475,1933,1959]" italics="true" pageId="22" pageNumber="123">Cyrtodaria</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |