255 lines
33 KiB
XML
255 lines
33 KiB
XML
<document id="08FFC45CA84C878AC61D503CC638456F" ID-CLB-Dataset="22319" ID-DOI="10.5852/ejt.2013.41" ID-GBIF-Dataset="386010a0-6da4-4fa3-9d1a-4b3b5427cac5" ID-ISSN="2118-9773" ID-Zenodo-Dep="3814221" ID-ZooBank="A2F1B9ED-870A-466E-B35E-BD5DA782476E" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1588881240389" checkinUser="carolina" docAuthor="Kröger, Björn" docDate="2013" docId="AD4D9054CD556A54F0784621FC63FB6C" docLanguage="en" docName="ejt-2013-41.pdf.imf" docOrigin="European Journal of Taxonomy 41" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Pleurorthoceras osmundsbergense Kröger 2013, sp. nov." docType="treatment" docUuid="C6C26456-C557-45FD-BBB8-E2BFC1C0300C" docUuidSource="ZooBank" docVersion="9" lastPageNumber="51" masterDocId="5174E82CCD646A66F260472AFFA5FFBD" masterDocTitle="The cephalopods of the Boda Limestone, Late Ordovician, of Dalarna, Sweden" masterLastPageNumber="110" masterPageNumber="1" pageNumber="50" updateTime="1698838944441" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-3.0" zenodo-license-figures="CC-BY-3.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="26C947D726018081BDCCE9BFF20B65ED">The cephalopods of the Boda Limestone, Late Ordovician, of Dalarna, Sweden</mods:title>
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</mods:titleInfo>
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<mods:name id="D67C6E9738390146CECFFA593223DD5E" type="personal">
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<mods:roleTerm id="17C1511F69DF6817D214FCDB897A7821">Author</mods:roleTerm>
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<mods:namePart id="5F88EE392F23FA3D65A94A05324934EE">Kröger, Björn</mods:namePart>
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<mods:typeOfResource id="A54745421AA7ECA0662C004F4D00EE68">text</mods:typeOfResource>
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<mods:title id="2E9714D23F51404239A12247BB592CBA">European Journal of Taxonomy</mods:title>
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</mods:titleInfo>
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<mods:part id="69FE0DE9C117F73362F83CF44EE07C31">
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<mods:date id="C668099979CB9BA94FFDBB79B7F8BC21">2013</mods:date>
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<mods:number id="244EE4E595B33C9EA086AF2BF189A261">2013-03-27</mods:number>
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<mods:number id="8C223E2ABA183B3CBCA45B15DE2F06E3">41</mods:number>
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<mods:identifier id="F798FDEF611A734CB026F181AA8B6D17" type="DOI">10.5852/ejt.2013.41</mods:identifier>
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<treatment id="AD4D9054CD556A54F0784621FC63FB6C" ID-DOI="http://doi.org/10.5281/zenodo.3815112" ID-GBIF-Taxon="163977229" ID-Zenodo-Dep="3815112" LSID="urn:lsid:zoobank.org:act:C6C26456-C557-45FD-BBB8-E2BFC1C0300C" httpUri="http://treatment.plazi.org/id/AD4D9054CD556A54F0784621FC63FB6C" lastPageId="50" lastPageNumber="51" pageId="49" pageNumber="50">
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<subSubSection id="6DFE72C9CD556A57F0784621FBB9FE9B" box="[536,1052,267,294]" pageId="49" pageNumber="50" type="nomenclature">
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<paragraph id="255B2142CD556A57F0784621FBB9FE9B" blockId="49.[362,1225,267,364]" box="[536,1052,267,294]" pageId="49" pageNumber="50">
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<heading id="7E13962ECD556A57F0784621FBB9FE9B" box="[536,1052,267,294]" centered="true" fontSize="11" level="2" pageId="49" pageNumber="50" reason="2">
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<taxonomicName id="E2E45AC1CD556A57F0784621FC1FFE9B" authority="Kröger, 2013" authorityName="Kröger" authorityYear="2013" box="[536,954,267,294]" class="Cephalopoda" family="Orthoceratidae" genus="Pleurorthoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="49" pageNumber="50" phylum="Mollusca" rank="species" species="osmundsbergense" status="sp. nov.">
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<emphasis id="1790FD50CD556A57F0784621FC1FFE9B" bold="true" box="[536,954,267,294]" italics="true" pageId="49" pageNumber="50">Pleurorthoceras osmundsbergense</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="0CA3402BCD556A57F1A14626FBB9FE9B" box="[961,1052,268,294]" pageId="49" pageNumber="50" rank="species">sp. nov.</taxonomicNameLabel>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="6DFE72C9CD556A57F30A4604FC60FED1" pageId="49" pageNumber="50" type="description">
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<paragraph id="255B2142CD556A57F30A4604FB6CFEF4" blockId="49.[362,1225,267,364]" box="[362,1225,302,329]" pageId="49" pageNumber="50">
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<uri id="51752D40CD556A57F30A4604FB6CFEF4" box="[362,1225,302,329]" pageId="49" pageNumber="50">
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urn:lsid:zoobank.org:act:
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<uuid id="51421B97CD556A57F0EA4604FB6CFEF4" box="[650,1225,302,329]" pageId="49" pageNumber="50">C6C26456-C557-45FD-BBB8-E2BFC1C0300C</uuid>
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</uri>
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</paragraph>
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<paragraph id="255B2142CD556A57F00E4678FC60FED1" blockId="49.[362,1225,267,364]" box="[622,965,338,364]" pageId="49" pageNumber="50">
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<figureCitation id="BDDF3DC7CD556A57F00E4678FD78FED1" box="[622,733,338,364]" captionStart="Fig" captionStartId="26.[190,233,1753,1779]" captionTargetBox="[243,1344,265,1707]" captionTargetId="figure@26.[243,1344,265,1707]" captionTargetPageId="26" captionText="Fig. 13. Polished median sections of Orthocerida of the Boda Limestone. A. Dawsonoceras fenestratum (Eichwald, 1860), PMU 26706, Kallholn. B-C. Striatocycloceras isbergi sp. nov. B. PMU 26681, Kallholn. C. PMU 26661, Osmundsberget. D. Isorthoceras angelini sp. nov., PMU 26784, Kallholn. E. Nathorstoceras kallholnense sp. nov., PMU 26729, holotype, Kallholn. F. Nathorstoceras adnatum sp. nov., PMU 26733, holotype, Kallholn. G. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo, 190102c, Osmundsberget.H.Ordogeisonocerasfoerstei(Strand,1934)comb.nov.,PMU26763,Kallholn. I. Geisonoceras wegelini (Angelin in Angelin & Lindström, 1880) comb. nov., PMU 26740, Kallholn. Scale bars: A-D, I = 1 mm; E-H = 5 mm." figureDoi="http://doi.org/10.5281/zenodo.3814251" httpUri="https://zenodo.org/record/3814251/files/figure.png" pageId="49" pageNumber="50">Figs 13G</figureCitation>
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,
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<figureCitation id="BDDF3DC7CD556A57F0894678FCB9FED1" box="[745,796,338,364]" captionStart="Fig" captionStartId="27.[189,232,1827,1853]" captionTargetBox="[200,1393,1425,1772]" captionTargetId="graphics@27.[350,920,1435,1742]" captionTargetPageId="27" captionText="Fig. 14. Reconstructions of the details of the septal necks and siphuncular segments of Orthocerida of the Boda Limestone. Note the different septal thicknesses. A. Striatocycloceras isbergi sp. nov., PMU 26681, Kallholn. B. Dawsonoceras fenestratum (Eichwald, 1860), PMU 26706, Kallholn. C. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 150102c, Osmundsberget. D. Isorthoceras angelini sp. nov., PMU 26784, Kallholn." figureDoi="http://doi.org/10.5281/zenodo.3814253" httpUri="https://zenodo.org/record/3814253/files/figure.png" pageId="49" pageNumber="50">14C</figureCitation>
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,
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<figureCitation id="BDDF3DC7CD556A57F1494678FCFFFED1" box="[809,858,338,364]" captionStart="Fig" captionStartId="34.[189,232,1688,1714]" captionTargetBox="[189,1400,265,1645]" captionTargetId="figure@34.[189,1400,265,1646]" captionTargetPageId="34" captionText="Fig. 18. Shell ornamentation of selected Cephalopoda of the Boda Formation. A. Order, gen. et sp. indet., PMU 26950, Kallholn, lateral view. B. Palaeodawsonocerina? nicolletoides sp. nov., PMU 26727, holotype, Kallholn. C. Palaeodawsonocerina senckenbergi (Teichert, 1930), PMU 26718, Kallholn. D. Geisonoceras wegelini (Angelin in Angelin & Lindström, 1880) comb. nov., PMU 26745, Unskarsheden. E. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 150126, holotype, Osmundsberget. F. Warburgoceras longitudinale (Angelin in Angelin & Lindström, 1880) comb. nov., NRM-PZ Mo 154065, Unskarsheden. G. Redpathoceras depressum sp. nov., PMU 26931, Kallholn. Scale bar = 5 mm for all figures." figureDoi="http://doi.org/10.5281/zenodo.3814261" httpUri="https://zenodo.org/record/3814261/files/figure.png" pageId="49" pageNumber="50">18E</figureCitation>
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,
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<figureCitation id="BDDF3DC7CD556A57F1074678FC39FED1" box="[871,924,338,364]" captionStart="Fig" captionStartId="46.[189,232,1730,1756]" captionTargetBox="[212,1353,451,1667]" captionTargetId="figure@46.[211,1376,451,1689]" captionTargetPageId="46" captionText="Fig. 23. Orthocerida of the Boda Limestone. A. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 150126, holotype, Osmundsberget. B. Isorthoceras suave (Angelin inAngelin & Lindström, 1880) comb. nov.,PMU26835,Kallholn.C.Isorthocerasjunceum(Hall,1847),PMU26833,Kallholn.D-E.Isorthoceras cf. elongatocinctum (Portlock, 1843), Kallholn. D. PMU 26814, juvenile growth stage. E. PMU 26825, larger specimen with irregularly spaced transverse ornamentation. F. Isorthoceras curvilineatum sp. nov., PMU26787,holotype,Osmundsberget.G.Isorthocerasangelinisp.nov.,PMU26774,holotype,Kallholn. H. Geisonoceras? sp., PMU 26758, Kallholn. I. Isorthoceras heroyense (Strand, 1934) comb. nov., PMU 26831, Kallholn. Scale bars: A = 10 mm; B-I = 10 mm." figureDoi="http://doi.org/10.5281/zenodo.3814271" httpUri="https://zenodo.org/record/3814271/files/figure.png" pageId="49" pageNumber="50">23A</figureCitation>
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,
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<figureCitation id="BDDF3DC7CD556A57F1C84678FC60FED1" box="[936,965,338,364]" captionStart="Fig" captionStartId="49.[189,207,1888,1914]" captionTargetBox="[224,1378,1152,1838]" captionTargetId="graphics@49.[665,1378,1152,1847]" captionTargetPageId="49" captionText="Fig. 24. Polished median section (left) and interpretation (right) of Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 190102c, Osmundsberget, Boda Limestone. Dark grey = episeptal and hyposeptal (primary?) deposits; light grey = mural (secondary?) deposits. Scale bar = 10 mm." figureDoi="http://doi.org/10.5281/zenodo.3814273" httpUri="https://zenodo.org/record/3814273/files/figure.png" pageId="49" pageNumber="50">24</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="6DFE72C9CD556A57F2DD46B9FD2AFDF8" pageId="49" pageNumber="50" type="diagnosis">
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<paragraph id="255B2142CD556A57F2DD46B9FE93FE10" blockId="49.[189,310,403,429]" box="[189,310,403,429]" pageId="49" pageNumber="50">
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||
<heading id="7E13962ECD556A57F2DD46B9FE93FE10" bold="true" box="[189,310,403,429]" fontSize="11" level="3" pageId="49" pageNumber="50" reason="3">
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||
<emphasis id="1790FD50CD556A57F2DD46B9FE93FE10" bold="true" box="[189,310,403,429]" pageId="49" pageNumber="50">Diagnosis</emphasis>
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</heading>
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</paragraph>
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<paragraph id="255B2142CD556A57F2A446E8FD2AFDF8" blockId="49.[189,1398,450,582]" pageId="49" pageNumber="50">
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<taxonomicName id="E2E45AC1CD556A57F2A446E8FE26FE61" authorityName="Flower" authorityYear="1962" box="[196,387,450,476]" class="Cephalopoda" family="Orthoceratidae" genus="Pleurorthoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="49" pageNumber="50" phylum="Mollusca" rank="genus">
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<emphasis id="1790FD50CD556A57F2A446E8FE26FE61" box="[196,387,450,476]" italics="true" pageId="49" pageNumber="50">Pleurorthoceras</emphasis>
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</taxonomicName>
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with very slightly curved shell, with angle of expansion of ca. 7°, circular conch cross section, and adult diameters of ca.
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<quantity id="E21C8CA7CD556A57F00746CFFD1AFE42" box="[615,703,485,512]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" pageId="49" pageNumber="50" unit="mm" value="50.0">50 mm</quantity>
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; ornamented with fine, inconspicuous, irregularly spaced, slightly oblique growth lines or rounded striae; siphuncle subcentral (SPR ca. 0.46) on convex side of conch curvature. Heavy mural deposits.
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</paragraph>
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</subSubSection>
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<subSubSection id="6DFE72C9CD556A57F2DD4547FE57FD08" box="[189,498,621,694]" pageId="49" pageNumber="50" type="etymology">
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<paragraph id="255B2142CD556A57F2DD4547FEE1FD3A" blockId="49.[189,324,621,647]" box="[189,324,621,647]" pageId="49" pageNumber="50">
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<heading id="7E13962ECD556A57F2DD4547FEE1FD3A" bold="true" box="[189,324,621,647]" fontSize="11" level="3" pageId="49" pageNumber="50" reason="3">
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<emphasis id="1790FD50CD556A57F2DD4547FEE1FD3A" bold="true" box="[189,324,621,647]" pageId="49" pageNumber="50">Etymology</emphasis>
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</heading>
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</paragraph>
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<paragraph id="255B2142CD556A57F2DD45B1FE57FD08" blockId="49.[189,498,667,694]" box="[189,498,667,694]" pageId="49" pageNumber="50">
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Refers to the
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<typeStatus id="FA5F9FE0CD556A57F33A45B6FE28FD0B" box="[346,397,668,694]" pageId="49" pageNumber="50">type</typeStatus>
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locality.
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</paragraph>
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</subSubSection>
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<subSubSection id="6DFE72C9CD556A57F2DD45F7FC39FC0F" pageId="49" pageNumber="50" type="materials_examined">
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<paragraph id="255B2142CD556A57F2DD45F7FEC9FD4A" blockId="49.[189,364,733,759]" box="[189,364,733,759]" pageId="49" pageNumber="50">
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<heading id="7E13962ECD556A57F2DD45F7FEC9FD4A" bold="true" box="[189,364,733,759]" fontSize="11" level="3" pageId="49" pageNumber="50" reason="3">
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<emphasis id="1790FD50CD556A57F2DD45F7FEC9FD4A" bold="true" box="[189,364,733,759]" pageId="49" pageNumber="50">Type material</emphasis>
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</heading>
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</paragraph>
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<materialsCitation id="958C2B1FCD556A57F28A4421FE32FCF4" ID-GBIF-Occurrence="2610779305" collectingDate="26-01-15" collectionCode="NRM" pageId="49" pageNumber="50" specimenCode="NRM Mo 150126" specimenCount="1" typeStatus="holotype">
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<paragraph id="255B2142CD556A57F28A4421FEF9FC98" blockId="49.[189,1398,779,946]" box="[234,348,779,805]" pageId="49" pageNumber="50">
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<emphasis id="1790FD50CD556A57F28A4421FEF9FC98" bold="true" box="[234,348,779,805]" pageId="49" pageNumber="50">
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<typeStatus id="FA5F9FE0CD556A57F28A4421FEF9FC98" box="[234,348,779,805]" pageId="49" pageNumber="50" type="holotype">Holotype</typeStatus>
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</emphasis>
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</paragraph>
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<paragraph id="255B2142CD556A57F2DD4405FE32FCF4" blockId="49.[189,1398,779,946]" box="[189,407,814,841]" pageId="49" pageNumber="50">
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<specimenCode id="75428939CD556A57F2DD4405FE36FCF4" box="[189,403,814,841]" pageId="49" pageNumber="50">NRM Mo 150126</specimenCode>
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.
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</paragraph>
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</materialsCitation>
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<paragraph id="255B2142CD556A57F28A4478FEC2FCD1" blockId="49.[189,1398,779,946]" box="[234,359,850,876]" pageId="49" pageNumber="50">
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<emphasis id="1790FD50CD556A57F28A4478FEC2FCD1" bold="true" box="[234,359,850,876]" pageId="49" pageNumber="50">
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||
<typeStatus id="FA5F9FE0CD556A57F28A4478FEC2FCD1" box="[234,359,850,876]" pageId="49" pageNumber="50" type="paratype">Paratypes</typeStatus>
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</emphasis>
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</paragraph>
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<paragraph id="255B2142CD556A57F2DD445FFC39FC0F" blockId="49.[189,1398,779,946]" pageId="49" pageNumber="50">
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Two
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<typeStatus id="FA5F9FE0CD556A57F298445FFEC8FC32" box="[248,365,885,911]" pageId="49" pageNumber="50" type="paratype">paratypes</typeStatus>
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:
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<collectionCode id="43F5B987CD556A57F318445FFE1EFC32" box="[376,443,885,911]" country="Sweden" httpUri="http://grbio.org/cool/4m0z-xq14" name="Swedish Museum of Natural History - Zoological Collections" pageId="49" pageNumber="50" type="Museum">NRM</collectionCode>
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Mo
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<date id="515A0782CD556A57F392445FFDEFFC2D" box="[498,586,885,912]" pageId="49" pageNumber="50" value="02-01-15">150102</date>
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from Osmundsberget,
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<collectingRegion id="E720EFA0CD556A57F138445FFC1CFC32" box="[856,953,885,911]" country="Sweden" name="Dalarna" pageId="49" pageNumber="50">Dalarna</collectingRegion>
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;
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<collectionCode id="43F5B987CD556A57F1A5445FFBA0FC32" box="[965,1029,885,911]" country="Sweden" httpUri="http://grbio.org/cool/32ji-dbbk" name="Paleontological Museum of Uppsala" pageId="49" pageNumber="50">PMU</collectionCode>
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26768 from Kallholn,
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<collectingRegion id="E720EFA0CD556A57F772445FFAD7FC32" box="[1298,1394,885,911]" country="Sweden" name="Dalarna" pageId="49" pageNumber="50">Dalarna</collectingRegion>
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||
,
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<collectingCountry id="5DF361D2CD556A57F2DD44B2FEBBFC0F" box="[189,286,920,946]" name="Sweden" pageId="49" pageNumber="50">Sweden</collectingCountry>
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; all Boda Limestone, Boda Core Member, late Katian.
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</paragraph>
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</subSubSection>
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<subSubSection id="6DFE72C9CD556A57F2DD44F0FAD2FB9F" pageId="49" pageNumber="50" type="distribution">
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<paragraph id="255B2142CD556A57F2DD44F0FE5EFC4E" blockId="49.[189,507,985,1012]" box="[189,507,985,1012]" pageId="49" pageNumber="50">
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||
<heading id="7E13962ECD556A57F2DD44F0FE5EFC4E" bold="true" box="[189,507,985,1012]" fontSize="11" level="3" pageId="49" pageNumber="50" reason="3">
|
||
<emphasis id="1790FD50CD556A57F2DD44F0FE5EFC4E" bold="true" box="[189,507,985,1012]" pageId="49" pageNumber="50">Type locality and horizon</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="255B2142CD556A57F2DD4322FAD2FB9F" blockId="49.[189,1399,1032,1058]" box="[189,1399,1032,1058]" pageId="49" pageNumber="50">
|
||
Osmundsberget, Siljan District,
|
||
<collectingCountry id="5DF361D2CD556A57F0534322FD36FB9F" box="[563,659,1032,1058]" name="Sweden" pageId="49" pageNumber="50">Sweden</collectingCountry>
|
||
, Boda Limestone, Boda Core Member, late Katian, Ordovician.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="719B71CACD556A57F2DD404AFB24F87C" ID-DOI="http://doi.org/10.5281/zenodo.3814273" ID-Zenodo-Dep="3814273" httpUri="https://zenodo.org/record/3814273/files/figure.png" pageId="49" pageNumber="50" startId="49.[189,207,1888,1914]" targetBox="[224,1378,1152,1838]" targetPageId="49">
|
||
<paragraph id="255B2142CD556A57F2DD404AFB24F87C" blockId="49.[189,1398,1886,1985]" pageId="49" pageNumber="50">
|
||
<emphasis id="1790FD50CD556A57F2DD404AFEBBF8C6" bold="true" box="[189,286,1886,1915]" pageId="49" pageNumber="50">Fig. 24.</emphasis>
|
||
Polished median section (left) and interpretation (right) of
|
||
<taxonomicName id="E2E45AC1CD556A57F1BF404AFAD3F8C7" authority="Kröger, 2013" authorityName="Kröger" authorityYear="2013" box="[991,1398,1888,1914]" class="Cephalopoda" family="Orthoceratidae" genus="Pleurorthoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="49" pageNumber="50" phylum="Mollusca" rank="species" species="osmundsbergense" status="sp. nov.">
|
||
<emphasis id="1790FD50CD556A57F1BF404AFAD3F8C7" box="[991,1398,1888,1914]" italics="true" pageId="49" pageNumber="50">Pleurorthoceras osmundsbergense</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="0CA3402BCD556A57F2DD40AEFEBDF823" box="[189,280,1924,1950]" pageId="49" pageNumber="50" rank="species">sp. nov.</taxonomicNameLabel>
|
||
, NRM-PZ Mo 190102c, Osmundsberget, Boda Limestone. Dark grey = episeptal and hyposeptal (primary?) deposits; light grey = mural (secondary?) deposits. Scale bar = 10 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="6DFE72C9CD566A54F2DD4621FAAFFEE9" pageId="50" pageNumber="51" type="materials_examined">
|
||
<paragraph id="255B2142CD566A54F2DD4621FE5CFE98" blockId="50.[189,505,267,293]" box="[189,505,267,293]" pageId="50" pageNumber="51">
|
||
<heading id="7E13962ECD566A54F2DD4621FE5CFE98" bold="true" box="[189,505,267,293]" fontSize="11" level="3" pageId="50" pageNumber="51" reason="3">
|
||
<emphasis id="1790FD50CD566A54F2DD4621FE5CFE98" bold="true" box="[189,505,267,293]" pageId="50" pageNumber="51">Other material examined</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="255B2142CD566A54F2DD4610FAAFFEE9" blockId="50.[189,1290,313,340]" box="[189,1290,313,340]" pageId="50" pageNumber="51">
|
||
An additional 43 non-type specimens from Osmundsberget are in the collections of the
|
||
<collectionCode id="43F5B987CD566A54F6A04610FAA2FEE9" box="[1216,1287,314,340]" country="Sweden" httpUri="http://grbio.org/cool/4m0z-xq14" name="Swedish Museum of Natural History - Zoological Collections" pageId="50" pageNumber="51" type="Museum">NRM</collectionCode>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="6DFE72C9CD566A54F2DD4651FD1BFC35" pageId="50" pageNumber="51" type="description">
|
||
<paragraph id="255B2142CD566A54F2DD4651FEEBFE28" blockId="50.[189,334,379,405]" box="[189,334,379,405]" pageId="50" pageNumber="51">
|
||
<heading id="7E13962ECD566A54F2DD4651FEEBFE28" bold="true" box="[189,334,379,405]" fontSize="11" level="3" pageId="50" pageNumber="51" reason="3">
|
||
<emphasis id="1790FD50CD566A54F2DD4651FEEBFE28" bold="true" box="[189,334,379,405]" pageId="50" pageNumber="51">Description</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="255B2142CD566A54F2DD4683FDA6FDEC" blockId="50.[189,1399,425,593]" pageId="50" pageNumber="51">
|
||
The
|
||
<typeStatus id="FA5F9FE0CD566A54F2944683FEFEFE7E" box="[244,347,425,451]" pageId="50" pageNumber="51" type="holotype">holotype</typeStatus>
|
||
is a nearly complete specimen with a length of
|
||
<quantity id="E21C8CA7CD566A54F1FE4683FBA1FE79" box="[926,1028,425,452]" metricMagnitude="-1" metricUnit="m" metricValue="2.8" pageId="50" pageNumber="51" unit="mm" value="280.0">280 mm</quantity>
|
||
, with a diameter of
|
||
<quantity id="E21C8CA7CD566A54F6964683FAD2FE79" box="[1270,1399,425,452]" metricMagnitude="-2" metricUnit="m" metricValue="3.15" metricValueMax="4.8" metricValueMin="1.5" pageId="50" pageNumber="51" unit="mm" value="31.5" valueMax="48.0" valueMin="15.0">15–48 mm</quantity>
|
||
(angle of expansion 6.7°) and a very slightly curved conch (
|
||
<figureCitation id="BDDF3DC7CD566A54F1F246E6FBA4FE5A" box="[914,1025,460,487]" captionStart="Fig" captionStartId="34.[189,232,1688,1714]" captionTargetBox="[189,1400,265,1645]" captionTargetId="figure@34.[189,1400,265,1646]" captionTargetPageId="34" captionText="Fig. 18. Shell ornamentation of selected Cephalopoda of the Boda Formation. A. Order, gen. et sp. indet., PMU 26950, Kallholn, lateral view. B. Palaeodawsonocerina? nicolletoides sp. nov., PMU 26727, holotype, Kallholn. C. Palaeodawsonocerina senckenbergi (Teichert, 1930), PMU 26718, Kallholn. D. Geisonoceras wegelini (Angelin in Angelin & Lindström, 1880) comb. nov., PMU 26745, Unskarsheden. E. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 150126, holotype, Osmundsberget. F. Warburgoceras longitudinale (Angelin in Angelin & Lindström, 1880) comb. nov., NRM-PZ Mo 154065, Unskarsheden. G. Redpathoceras depressum sp. nov., PMU 26931, Kallholn. Scale bar = 5 mm for all figures." figureDoi="http://doi.org/10.5281/zenodo.3814261" httpUri="https://zenodo.org/record/3814261/files/figure.png" pageId="50" pageNumber="51">Figs 18E</figureCitation>
|
||
,
|
||
<figureCitation id="BDDF3DC7CD566A54F67046E7FBE2FE5A" box="[1040,1095,461,487]" captionStart="Fig" captionStartId="46.[189,232,1730,1756]" captionTargetBox="[212,1353,451,1667]" captionTargetId="figure@46.[211,1376,451,1689]" captionTargetPageId="46" captionText="Fig. 23. Orthocerida of the Boda Limestone. A. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 150126, holotype, Osmundsberget. B. Isorthoceras suave (Angelin inAngelin & Lindström, 1880) comb. nov.,PMU26835,Kallholn.C.Isorthocerasjunceum(Hall,1847),PMU26833,Kallholn.D-E.Isorthoceras cf. elongatocinctum (Portlock, 1843), Kallholn. D. PMU 26814, juvenile growth stage. E. PMU 26825, larger specimen with irregularly spaced transverse ornamentation. F. Isorthoceras curvilineatum sp. nov., PMU26787,holotype,Osmundsberget.G.Isorthocerasangelinisp.nov.,PMU26774,holotype,Kallholn. H. Geisonoceras? sp., PMU 26758, Kallholn. I. Isorthoceras heroyense (Strand, 1934) comb. nov., PMU 26831, Kallholn. Scale bars: A = 10 mm; B-I = 10 mm." figureDoi="http://doi.org/10.5281/zenodo.3814271" httpUri="https://zenodo.org/record/3814271/files/figure.png" pageId="50" pageNumber="51">23A</figureCitation>
|
||
). The angle of expansion decreases with size to form a nearly tubular adult body chamber. The shell surface is nearly smooth, but fine, irregularly spaced, rounded striae run obliquely transverse, forming a shallow sinus on the concave side of the conch curvature.
|
||
</paragraph>
|
||
<paragraph id="255B2142CD566A54F2DD4552FD1BFC35" blockId="50.[189,1398,631,905]" pageId="50" pageNumber="51">
|
||
In specimen NRM Mo
|
||
<date id="515A0782CD566A54F3B6455DFD94FD2F" box="[470,561,631,658]" pageId="50" pageNumber="51" value="02-01-15">150102</date>
|
||
, which is a fragment of a juvenile phragmocone with a length of
|
||
<quantity id="E21C8CA7CD566A54F72A455DFF4EFD08" metricMagnitude="-1" metricUnit="m" metricValue="1.05" pageId="50" pageNumber="51" unit="mm" value="105.0">105 mm</quantity>
|
||
and a diameter of
|
||
<quantity id="E21C8CA7CD566A54F3A745B1FDE3FD08" box="[455,582,667,693]" metricMagnitude="-2" metricUnit="m" metricValue="2.95" metricValueMax="3.7" metricValueMin="2.2" pageId="50" pageNumber="51" unit="mm" value="29.5" valueMax="37.0" valueMin="22.0">22–37 mm</quantity>
|
||
(angle of expansion 8.1°), the distance between septa is 0.24–0.36 of the corresponding conch cross section. The siphuncle is nearly central in apical parts, becoming more eccentric at adoral parts (SPR 0.46). The siphuncular segments are barrel-shaped, slightly expanded within the chambers, with a maximum siphuncle diameter of
|
||
<quantity id="E21C8CA7CD566A54F1F7442FFC79FCA2" box="[919,988,773,799]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="50" pageNumber="51" unit="mm" value="3.0">3 mm</quantity>
|
||
at septal foramen at a conch cross section diameter of
|
||
<quantity id="E21C8CA7CD566A54F3C74402FE5EFCFF" box="[423,507,808,834]" metricMagnitude="-2" metricUnit="m" metricValue="2.2" pageId="50" pageNumber="51" unit="mm" value="22.0">22 mm</quantity>
|
||
(0.14 of conch cross section). The septal necks are suborthochoanitic (
|
||
<figureCitation id="BDDF3DC7CD566A54F7224402FF57FCD8" captionStart="Fig" captionStartId="26.[190,233,1753,1779]" captionTargetBox="[243,1344,265,1707]" captionTargetId="figure@26.[243,1344,265,1707]" captionTargetPageId="26" captionText="Fig. 13. Polished median sections of Orthocerida of the Boda Limestone. A. Dawsonoceras fenestratum (Eichwald, 1860), PMU 26706, Kallholn. B-C. Striatocycloceras isbergi sp. nov. B. PMU 26681, Kallholn. C. PMU 26661, Osmundsberget. D. Isorthoceras angelini sp. nov., PMU 26784, Kallholn. E. Nathorstoceras kallholnense sp. nov., PMU 26729, holotype, Kallholn. F. Nathorstoceras adnatum sp. nov., PMU 26733, holotype, Kallholn. G. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo, 190102c, Osmundsberget.H.Ordogeisonocerasfoerstei(Strand,1934)comb.nov.,PMU26763,Kallholn. I. Geisonoceras wegelini (Angelin in Angelin & Lindström, 1880) comb. nov., PMU 26740, Kallholn. Scale bars: A-D, I = 1 mm; E-H = 5 mm." figureDoi="http://doi.org/10.5281/zenodo.3814251" httpUri="https://zenodo.org/record/3814251/files/figure.png" pageId="50" pageNumber="51">Figs 13G</figureCitation>
|
||
,
|
||
<figureCitation id="BDDF3DC7CD566A54F29C4461FE94FCD8" box="[252,305,843,869]" captionStart="Fig" captionStartId="27.[189,232,1827,1853]" captionTargetBox="[200,1393,1425,1772]" captionTargetId="graphics@27.[350,920,1435,1742]" captionTargetPageId="27" captionText="Fig. 14. Reconstructions of the details of the septal necks and siphuncular segments of Orthocerida of the Boda Limestone. Note the different septal thicknesses. A. Striatocycloceras isbergi sp. nov., PMU 26681, Kallholn. B. Dawsonoceras fenestratum (Eichwald, 1860), PMU 26706, Kallholn. C. Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 150102c, Osmundsberget. D. Isorthoceras angelini sp. nov., PMU 26784, Kallholn." figureDoi="http://doi.org/10.5281/zenodo.3814253" httpUri="https://zenodo.org/record/3814253/files/figure.png" pageId="50" pageNumber="51">14C</figureCitation>
|
||
). No endiphuncular deposits occur, and remains of heavy mural cameral deposits are preserved in the apical parts of the fragment (
|
||
<figureCitation id="BDDF3DC7CD566A54F0394444FD14FC35" box="[601,689,878,904]" captionStart="Fig" captionStartId="49.[189,207,1888,1914]" captionTargetBox="[224,1378,1152,1838]" captionTargetId="graphics@49.[665,1378,1152,1847]" captionTargetPageId="49" captionText="Fig. 24. Polished median section (left) and interpretation (right) of Pleurorthoceras osmundsbergense sp. nov., NRM-PZ Mo 190102c, Osmundsberget, Boda Limestone. Dark grey = episeptal and hyposeptal (primary?) deposits; light grey = mural (secondary?) deposits. Scale bar = 10 mm." figureDoi="http://doi.org/10.5281/zenodo.3814273" httpUri="https://zenodo.org/record/3814273/files/figure.png" pageId="50" pageNumber="51">Fig. 24</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="6DFE72C9CD566A54F2DD4485FBBAFBDC" pageId="50" pageNumber="51" type="discussion">
|
||
<paragraph id="255B2142CD566A54F2DD4485FEFDFC74" blockId="50.[189,344,943,969]" box="[189,344,943,969]" pageId="50" pageNumber="51">
|
||
<heading id="7E13962ECD566A54F2DD4485FEFDFC74" bold="true" box="[189,344,943,969]" fontSize="11" level="3" pageId="50" pageNumber="51" reason="3">
|
||
<emphasis id="1790FD50CD566A54F2DD4485FEFDFC74" bold="true" box="[189,344,943,969]" pageId="50" pageNumber="51">Comparison</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="255B2142CD566A54F2DD44F4FBBAFBDC" blockId="50.[189,1399,990,1122]" pageId="50" pageNumber="51">
|
||
<taxonomicName id="E2E45AC1CD566A54F2DD44F4FDEFFC45" authority="Kröger, 2013" authorityName="Kröger" authorityYear="2013" box="[189,586,990,1016]" class="Cephalopoda" family="Orthoceratidae" genus="Pleurorthoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="50" pageNumber="51" phylum="Mollusca" rank="species" species="osmundbergense" status="sp. nov.">
|
||
<emphasis id="1790FD50CD566A54F2DD44F4FDEFFC45" box="[189,586,990,1016]" italics="true" pageId="50" pageNumber="51">Pleurorthoceras osmundbergense</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="0CA3402BCD566A54F03444F5FD17FC44" box="[596,690,991,1017]" pageId="50" pageNumber="51" rank="species">sp. nov.</taxonomicNameLabel>
|
||
differs from the genotype and the second North American species,
|
||
<taxonomicName id="E2E45AC1CD566A54F3444328FD17FBA6" authority="(Whiteaves, 1892)" baseAuthorityName="Whiteaves" baseAuthorityYear="1892" box="[292,690,1025,1052]" class="Cephalopoda" family="Orthoceratidae" genus="Pleurorthoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="50" pageNumber="51" phylum="Mollusca" rank="species" species="selkirkense">
|
||
<emphasis id="1790FD50CD566A54F3444328FE93FBA6" box="[292,310,1026,1051]" italics="true" pageId="50" pageNumber="51">P</emphasis>
|
||
.
|
||
<emphasis id="1790FD50CD566A54F328432BFE6FFBA6" box="[328,458,1025,1051]" italics="true" pageId="50" pageNumber="51">selkirkense</emphasis>
|
||
(Whiteaves, 1892)
|
||
</taxonomicName>
|
||
in having a significantly higher angle of expansion and a slightly curved growth axis.
|
||
<taxonomicName id="E2E45AC1CD566A54F07F430FFC0DFB83" authority="(Portlock, 1843)" baseAuthorityName="Portlock" baseAuthorityYear="1843" box="[543,936,1060,1087]" class="Cephalopoda" family="Orthoceratidae" genus="Pleurorthoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="50" pageNumber="51" phylum="Mollusca" rank="species" species="subcostatum">
|
||
<emphasis id="1790FD50CD566A54F07F430FFD94FB83" box="[543,561,1061,1086]" italics="true" pageId="50" pageNumber="51">P</emphasis>
|
||
.
|
||
<emphasis id="1790FD50CD566A54F024430EFD72FB83" box="[580,727,1060,1086]" italics="true" pageId="50" pageNumber="51">subcostatum</emphasis>
|
||
(
|
||
<bibRefCitation id="41755CB3CD566A54F08B430EFC05FB83" author="Portlock J. E." box="[747,928,1060,1086]" pageId="50" pageNumber="51" refId="ref48871" refString="Portlock J. E. 1843. Report on the Geology of the County of Londonderry and of parts of Tyrone and Fermanagh. Andrew Milliken, Dublin." type="book" year="1843">Portlock, 1843</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
from Killey Bridge Formation, latest Katian (
|
||
<bibRefCitation id="41755CB3CD566A54F37B4362FE0CFBDF" author="Evans D. H." box="[283,425,1096,1122]" pageId="50" pageNumber="51" pagination="155 - 189" refId="ref47281" refString="Evans D. H. 1993. The cephalopod fauna of the Killey Bridge Formation (Ordovician, Ashgill), Pomeroy, County Tyrone. Irish Journal of Earth Sciences 12: 155 - 189." type="journal article" year="1993">Evans 1993</bibRefCitation>
|
||
), differs in having a distinct reticulate ornamentation.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="6DFE72C9CD566A54F2DD43A3FC63FB6C" pageId="50" pageNumber="51" type="multiple">
|
||
<paragraph id="255B2142CD566A54F2DD43A3FDD8FB1E" blockId="50.[189,637,1161,1187]" box="[189,637,1161,1187]" pageId="50" pageNumber="51">
|
||
<heading id="7E13962ECD566A54F2DD43A3FDD8FB1E" bold="true" box="[189,637,1161,1187]" fontSize="11" level="3" pageId="50" pageNumber="51" reason="3">
|
||
<emphasis id="1790FD50CD566A54F2DD43A3FDD8FB1E" bold="true" box="[189,637,1161,1187]" pageId="50" pageNumber="51">Stratigraphic and geographic range</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="255B2142CD566A54F2DD439DFC63FB6C" blockId="50.[189,966,1207,1233]" box="[189,966,1207,1233]" pageId="50" pageNumber="51">
|
||
Boda Limestone, Siljan District,
|
||
<collectingCountry id="5DF361D2CD566A54F05F439DFD05FB6C" box="[575,672,1207,1233]" name="Sweden" pageId="50" pageNumber="51">Sweden</collectingCountry>
|
||
; late Katian, Ordovician.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |