275 lines
52 KiB
XML
275 lines
52 KiB
XML
<document id="4872E0B904B3918280EB43B1FAED8E6A" ID-CLB-Dataset="29844" ID-DOI="10.11646/phytotaxa.595.2.8" ID-GBIF-Dataset="e9a443cf-5120-48c0-9376-76ea9871e84b" ID-ISSN="1179-3163" ID-Zenodo-Dep="7905940" IM.bibliography_approvedBy="tatiana" IM.illustrations_approvedBy="tatiana" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="tatiana" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="tatiana" checkinTime="1683527569535" checkinUser="plazi" docAuthor="Williams, David M., Sims, Pat A. & Witkowski, Jakub" docDate="2023" docId="03DFF156FF90FF9D63D9F99B6B19C35F" docLanguage="en" docName="phytotaxa.595.2.8.pdf" docOrigin="Phytotaxa 595 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.595.2.8" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.7:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="7" docTitle="Monoportula uralensis, nov. comb." docType="treatment" docVersion="8" lastPageNumber="222" masterDocId="FFE6892EFF91FF9E6351FFFF6859CB5C" masterDocTitle="Notes on the rare Cretaceous species Syndetocystis uralensis Strelnikova leading to the description of a new monotypic genus Monoportula P. A. Sims et D. M. Williams nov. gen." masterLastPageNumber="224" masterPageNumber="219" pageNumber="220" updateTime="1699515326803" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="1C6FF64B43F26E8363F08393BF78C0A3">Notes on the rare Cretaceous species Syndetocystis uralensis Strelnikova leading to the description of a new monotypic genus Monoportula P. A. Sims et D. M. Williams nov. gen.</mods:title>
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<mods:namePart id="FD1A9A7AC0F9D3C30546CFB16B1EB9F2">Williams, David M.</mods:namePart>
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<mods:affiliation id="9D7AEA60FA5DB044A741741808776FF7">The Natural History Museum, Cromwell Road, London, SW 7 5 BD, UK & d. m. williams @ nhm. ac. uk; https: // orcid. org / 0000 - 0002 - 0584 - 307 X</mods:affiliation>
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<mods:nameIdentifier id="8DD5C7187BDDEB31443BF090E1512907" type="email">d.m.williams@nhm.ac.uk</mods:nameIdentifier>
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<mods:namePart id="9A1A1182AFD813F7E4AD1B3DA8486A87">Sims, Pat A.</mods:namePart>
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<mods:nameIdentifier id="8680A030597FD98CE7AF4A3DBC1F07E1" type="ORCID">0000-0002-0214-8303</mods:nameIdentifier>
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<mods:affiliation id="3387DBF8E80A08902088B28FBF56FB46">The Natural History Museum, Cromwell Road, London, SW 7 5 BD, UK & p. sims @ nhm. ac. uk; https: // orcid. org / 0000 - 0002 - 0214 - 8303</mods:affiliation>
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<mods:nameIdentifier id="3465BB92CA90D4CA9E97D188862614CE" type="email">p.sims@nhm.ac.uk</mods:nameIdentifier>
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<mods:namePart id="35110F34D9CE72A1FC24D36280FFF76E">Witkowski, Jakub</mods:namePart>
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<mods:affiliation id="34DFC96BA0DE5640E445ACEE599B07D5">Uniwersytet Szczeciński, Instytut Nauk o Morzu i Środowisku, Mickiewicza 18, 70 - 383 Szczecin; Institute of Marine and Environmental Sciences, University of Szczecin, Institute of Marine and Environmental Sciences, Mickiewicza 18, 70 - 383 Szczecin, Poland & jakub. witkowski @ usz. edu. pl; https: // orcid. org / 0000 - 0002 - 5635 - 7880</mods:affiliation>
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<mods:nameIdentifier id="F12A1126B0F489C90B9124B7F5819E9C" type="email">jakub.witkowski@usz.edu.pl</mods:nameIdentifier>
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<mods:title id="571FDB71E32A6EBA57DAE02A0433D212">Phytotaxa</mods:title>
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<mods:part id="8AB9C72B94C225A5750EA7A95E0A90C8">
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<mods:date id="DD8EEDBEF533461F57BFF8A1B886C432">2023</mods:date>
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<mods:number id="63195502A840F30127BE8F79BAECA26B">2023-05-05</mods:number>
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<mods:number id="7A17AD743AAA6BFFF044D0029C439D4D">595</mods:number>
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<mods:url id="4D560F02C859CDCC56E806D3D70015EA">http://dx.doi.org/10.11646/phytotaxa.595.2.8</mods:url>
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<mods:identifier id="AC60FF4586AD450D122AE0AF256AA368" type="CLB-Dataset">29844</mods:identifier>
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<mods:identifier id="62C0940CB2D1ED0A560F91E9EEFFB5AC" type="DOI">10.11646/phytotaxa.595.2.8</mods:identifier>
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<treatment id="03DFF156FF90FF9D63D9F99B6B19C35F" ID-DOI="http://doi.org/10.5281/zenodo.7912870" ID-GBIF-Taxon="209589652" ID-Zenodo-Dep="7912870" LSID="urn:lsid:plazi:treatment:03DFF156FF90FF9D63D9F99B6B19C35F" httpUri="http://treatment.plazi.org/id/03DFF156FF90FF9D63D9F99B6B19C35F" lastPageId="3" lastPageNumber="222" pageId="1" pageNumber="220">
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<subSubSection id="C36C13CBFF90FF9F63D9F99B6BA3CD22" box="[136,1018,1636,1663]" pageId="1" pageNumber="220" type="nomenclature">
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<paragraph id="8BC94040FF90FF9F63D9F99B6BA3CD22" blockId="1.[136,1452,1636,2059]" box="[136,1018,1636,1663]" pageId="1" pageNumber="220">
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<heading id="D081F72CFF90FF9F63D9F99B6BA3CD22" bold="true" box="[136,1018,1636,1663]" fontSize="11" level="1" pageId="1" pageNumber="220" reason="1">
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<emphasis id="B9029C52FF90FF9F63D9F99B6BA3CD22" bold="true" box="[136,1018,1636,1663]" pageId="1" pageNumber="220">
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<taxonomicName id="4C763BC3FF90FF9F63D9F99B6A6CCD22" authority="(Strelnikova)" baseAuthorityName="Strelnikova" box="[136,565,1636,1663]" class="Bacillariophyceae" family="Rutilariaceae" genus="Monoportula" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="1" pageNumber="220" phylum="Ochrophyta" rank="species" species="uralensis">
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<emphasis id="B9029C52FF90FF9F63D9F99B69CBCD23" bold="true" box="[136,402,1636,1663]" italics="true" pageId="1" pageNumber="220">Monoportula uralensis</emphasis>
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(Strelnikova)
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</taxonomicName>
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P.A.Sims & D.M.Williams
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<taxonomicNameLabel id="A2312129FF90FF9F602BF99B6BA3CD22" box="[890,1018,1636,1662]" pageId="1" pageNumber="220" rank="species">nov. comb.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C36C13CBFF90FF9F63D9F9776A29CDFE" box="[136,624,1672,1699]" pageId="1" pageNumber="220" type="description">
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<emphasis id="B9029C52FF90FF9F63D9F9776945CDFE" bold="true" box="[136,284,1672,1698]" pageId="1" pageNumber="220">Registration</emphasis>
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: http://phycobank.org/103662
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</paragraph>
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</subSubSection>
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<subSubSection id="C36C13CBFF90FF9F63D9F94F6BFBCD99" box="[136,930,1712,1734]" pageId="1" pageNumber="220" type="reference_group">
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<paragraph id="8BC94040FF90FF9F63D9F94F6BFBCD99" blockId="1.[136,1452,1636,2059]" box="[136,930,1712,1734]" pageId="1" pageNumber="220">
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Basionym:—
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<taxonomicName id="4C763BC3FF90FF9F6259F94F6A89CD99" authority="Strelnikova 1974, p. 79" authorityName="Strelnikova. Core" authorityPageNumber="79" authorityYear="1974" box="[264,720,1712,1734]" class="Bacillariophyceae" family="Rutilariaceae" genus="Syndetocystis" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="1" pageNumber="220" phylum="Ochrophyta" rank="species" species="uralensis">
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<emphasis id="B9029C52FF90FF9F6259F94F69BECD99" box="[264,487,1712,1733]" italics="true" pageId="1" pageNumber="220">Syndetocystis uralensis</emphasis>
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<bibRefCitation id="EFE73DB1FF90FF9F62BCF94F6ACDCD99" author="Strelnikova, N. I." box="[493,660,1712,1734]" pageId="1" pageNumber="220" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova 1974</bibRefCitation>
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, p. 79
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</taxonomicName>
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, tab. XXVII, figs 1–9
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C36C13CBFF90FF9D63D9F92B6B19C35F" lastPageId="3" lastPageNumber="222" pageId="1" pageNumber="220" type="materials_examined">
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<paragraph id="8BC94040FF90FF9F63D9F92B6BF9CC25" blockId="1.[136,1452,1636,2059]" pageId="1" pageNumber="220">
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Type:—
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<materialsCitation id="3B1E4A1DFF90FF9F6387F92B6BC5CC25" ID-GBIF-Occurrence="4101728301" country="Russia" location="N. Sosva River" municipality="Ust-Manya" pageId="1" pageNumber="220" specimenCount="1" stateProvince="Tyumen Oblast" typeStatus="holotype">
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<collectingCountry id="F36100D0FF90FF9F6387F92B6977CDB5" box="[214,302,1748,1769]" name="Russia" pageId="1" pageNumber="220">RUSSIA</collectingCountry>
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,
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<collectingRegion id="49B28EA2FF90FF9F6266F92B6994CDB6" box="[311,461,1748,1770]" country="Russia" name="Tyumen'" pageId="1" pageNumber="220">Tyumen Oblast</collectingRegion>
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:
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<collectingMunicipality id="6BADDA3AFF90FF9F6287F92B6A1DCDB5" box="[470,580,1748,1769]" pageId="1" pageNumber="220">Ust-Manya</collectingMunicipality>
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,
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<location id="8EA9169BFF90FF9F611FF92B6AB8CDB6" LSID="urn:lsid:plazi:treatment:03DFF156FF90FF9D63D9F99B6B19C35F:8EA9169BFF90FF9F611FF92B6AB8CDB6" box="[590,737,1748,1770]" country="Russia" municipality="Ust-Manya" name="N. Sosva River" pageId="1" pageNumber="220" stateProvince="Tyumen Oblast">N. Sosva River</location>
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, “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–
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<quantity id="4C8EEDA5FF90FF9F6217F90769C3CC52" box="[326,410,1784,1806]" metricMagnitude="0" metricUnit="m" metricValue="1.4949999999999999" pageId="1" pageNumber="220" unit="cm" value="149.5">149.5cm</quantity>
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[…] diatomite; Campanian, plate XXVII, fig. 4” (
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<bibRefCitation id="EFE73DB1FF90FF9F602FF9076C7ECC51" author="Strelnikova, N. I." box="[894,1063,1784,1806]" pageId="1" pageNumber="220" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova 1974</bibRefCitation>
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, p. 79), Upper Cretaceous (Campanian), Paleofitol. Lab., VNIGRI (Leningrad), no. 137/3,
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<typeStatus id="54CDFEE2FF90FF9F61F0F8E36AACCC6E" box="[673,757,1820,1842]" pageId="1" pageNumber="220" type="holotype">holotype</typeStatus>
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=
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<bibRefCitation id="EFE73DB1FF90FF9F6041F8E36B99CC6D" author="Strelnikova, N. I." box="[784,960,1820,1842]" pageId="1" pageNumber="220" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova (1974</bibRefCitation>
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, p. 79, pl. XXVII, fig. 4, reproduced as our
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<figureCitation id="134D5CC5FF90FF9F663CF8E36891CC09" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="1" pageNumber="220">Figure 1</figureCitation>
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); SEM images: “Core 82, Ust’Man’ya, basin of river Severnaya Sos’va, Tyumen’sk oblast”, Brigger ex Strelnikova (isotype specimens?), Stub P. 827 [“Pre-Polar Urals”, see
|
||
<bibRefCitation id="EFE73DB1FF90FF9F61C4F89B6B12CC26" author="Ross, R. & Sims, P. A." box="[661,843,1892,1914]" pageId="1" pageNumber="220" pagination="277 - 381" refId="ref4002" refString="Ross, R. & Sims, P. A. (1985) Some genera of the Biddulphiaceae (diatoms) with interlocking linking spines. Bulletin of the British Museum (Natural History), Botany Series 13: 277 - 381." type="book chapter" year="1985">Ross & Sims 1985</bibRefCitation>
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, p. 279]
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</materialsCitation>
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||
.
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||
</paragraph>
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||
<paragraph id="8BC94040FF90FF9C63D9F87B6BCFCA78" blockId="1.[136,1452,1636,2059]" lastBlockId="2.[136,1452,158,293]" lastPageId="2" lastPageNumber="221" pageId="1" pageNumber="220">
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Localities:—
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<collectingCountry id="F36100D0FF90FF9F624BF87B693ECCC2" box="[282,359,1924,1950]" name="Russia" pageId="1" pageNumber="220">RussIA</collectingCountry>
|
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,
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<collectionCode id="ED67D885FF90FF9F6228F87A69FCCCC3" box="[377,421,1925,1951]" country="United Kingdom" name="Bristol Museum" pageId="1" pageNumber="220">BM</collectionCode>
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||
100282–4!: “Pre-polar Urals #8, Campanian,
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<collectionCode id="ED67D885FF90FF9F6091F87B6C52CCC2" box="[960,1035,1924,1950]" pageId="1" pageNumber="220">USSR</collectionCode>
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||
”;
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||
<collectionCode id="ED67D885FF90FF9F6774F87A6C08CCC3" box="[1061,1105,1925,1951]" country="United Kingdom" name="Bristol Museum" pageId="1" pageNumber="220">BM</collectionCode>
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||
99746: “Pre-polar Urals #10, Campanian,
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<collectionCode id="ED67D885FF90FF9F6245F8576905CC9E" box="[276,348,1960,1986]" pageId="1" pageNumber="220">USSR</collectionCode>
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||
” (see
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<bibRefCitation id="EFE73DB1FF90FF9F62CEF8576A08CC9E" author="Chambers, P. M." box="[415,593,1960,1986]" pageId="1" pageNumber="220" refId="ref2797" refString="Chambers, P. M. (1997) Lat e Cretaceous and Paleocene marine diatom floras. Doctoral thesis (Ph. D), UCL (University College London). [https: // discovery. ucl. ac. uk / id / eprint / 10104676 /]" type="url" year="1997">Chambers 1997</bibRefCitation>
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, p. 295, “Lwr. [=Lower] to Upr. [=Upper] Camp. [=Campanian] (
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<bibRefCitation id="EFE73DB1FF90FF9F6670F8576DF2CC9E" author="Strelnikova, N. I." box="[1313,1451,1960,1986]" pageId="1" pageNumber="220" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova,</bibRefCitation>
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1974, Pre-Polar Urals)”, no illustration);
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||
<collectionCode id="ED67D885FF90FF9F6105F8326AD9CCBB" box="[596,640,1997,2023]" country="United Kingdom" name="Bristol Museum" pageId="1" pageNumber="220">BM</collectionCode>
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82242–3!: Kuril Islands,
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<collectingCountry id="F36100D0FF90FF9F60F1F8336BB2CCBA" box="[928,1003,1996,2022]" name="Russia" pageId="1" pageNumber="220">Russia</collectingCountry>
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(selected specimens, one per slide, Figs 2, 3 = specimen on
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<collectionCode id="ED67D885FF90FF9F6236F80E69CAC357" box="[359,403,2033,2059]" country="United Kingdom" name="Bristol Museum" pageId="1" pageNumber="220">BM</collectionCode>
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82242!: “
|
||
<collectingCountry id="F36100D0FF90FF9F6157F80F6A61C356" box="[518,568,2032,2058]" name="United States of America" pageId="1" pageNumber="220">U.S.</collectingCountry>
|
||
S.
|
||
<collectionCode id="ED67D885FF90FF9F611DF80F6A3DC356" box="[588,612,2032,2058]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="1" pageNumber="220">R</collectionCode>
|
||
. #1”;
|
||
<collectionCode id="ED67D885FF90FF9F61F6F80E6A8AC357" box="[679,723,2033,2059]" country="United Kingdom" name="Bristol Museum" pageId="1" pageNumber="220">BM</collectionCode>
|
||
82243!: “
|
||
<collectingCountry id="F36100D0FF90FF9F6017F80F6B21C356" box="[838,888,2032,2058]" name="United States of America" pageId="1" pageNumber="220">U.S.</collectingCountry>
|
||
S.
|
||
<collectionCode id="ED67D885FF90FF9F60DDF80F6BFDC356" box="[908,932,2032,2058]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="1" pageNumber="220">R</collectionCode>
|
||
. #8”); SEM images: “
|
||
<collectionCode id="ED67D885FF90FF9F67CDF80F6CE9C356" box="[1180,1200,2032,2058]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="1" pageNumber="220">R</collectionCode>
|
||
122 (ex Strelnikova)”, “
|
||
<collectionCode id="ED67D885FF93FF9C63C3FF6168FFCBE4" box="[146,166,158,184]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="2" pageNumber="221">R</collectionCode>
|
||
116 (ex Strelnikova)”, “
|
||
<collectionCode id="ED67D885FF93FF9C62E9FF616A59CBE4" box="[440,512,158,184]" pageId="2" pageNumber="221">USSR</collectionCode>
|
||
#8”, “
|
||
<collectionCode id="ED67D885FF93FF9C611CFF616ACCCBE4" box="[589,661,158,184]" pageId="2" pageNumber="221">USSR</collectionCode>
|
||
#10” https://doi.org/10.5519/qd.kep3mgsb,
|
||
<bibRefCitation id="EFE73DB1FF93FF9C67DFFF61689CCB80" author="Natural History Museum" pageId="2" pageNumber="221" pagination="37" refId="ref3928" refString="Natural History Museum (2022) Data Portal query on 1 resources created at 2022 - 07 - 17 20: 37: 34.289293 PID. https: // doi. org / 10.5519 / qd. kep 3 mgsb" type="journal article" year="2022">Natural History Museum 2022</bibRefCitation>
|
||
); In Strelnikova: “Occurrence: Polar Urals, River S’inya, aleuritic diatom clays, lower Campanian, single specimens. Pre-Polar Urals, Severnaya Sos’va River, aleuritic diatom clays, lower Campanian, diatomites and diatom clays, upper Campanian, single specimens” (
|
||
<bibRefCitation id="EFE73DB1FF93FF9C612CFEF56B1BCA78" author="Strelnikova, N. I." box="[637,834,266,292]" pageId="2" pageNumber="221" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova 1974</bibRefCitation>
|
||
, p. 79).
|
||
</paragraph>
|
||
<caption id="DF0910C8FF93FF9C63D9F8EC6C0AC379" ID-DOI="http://doi.org/10.5281/zenodo.7905942" ID-Zenodo-Dep="7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="2" pageNumber="221" startId="2.[136,248,1811,1833]" targetBox="[214,1374,301,1799]" targetPageId="2" targetType="figure">
|
||
<paragraph id="8BC94040FF93FF9C63D9F8EC6C0AC379" blockId="2.[136,1452,1811,2085]" pageId="2" pageNumber="221">
|
||
<emphasis id="B9029C52FF93FF9C63D9F8EC6A49CC75" bold="true" box="[136,528,1811,1833]" pageId="2" pageNumber="221">
|
||
FIGURES 1–7.
|
||
<taxonomicName id="4C763BC3FF93FF9C627CF8EC6A49CC75" box="[301,528,1811,1833]" class="Bacillariophyceae" family="Rutilariaceae" genus="Monoportula" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="2" pageNumber="221" phylum="Ochrophyta" rank="species" species="uralensis">
|
||
<emphasis id="B9029C52FF93FF9C627CF8EC6A49CC75" bold="true" box="[301,528,1811,1833]" italics="true" pageId="2" pageNumber="221">Monoportula uralensis</emphasis>
|
||
</taxonomicName>
|
||
</emphasis>
|
||
. Figures 1, reproduction of holotype image of
|
||
<taxonomicName id="4C763BC3FF93FF9C609AF8EC6CF0CC74" authorityName="Strelnikova. Core" authorityYear="1974" box="[971,1193,1811,1832]" class="Bacillariophyceae" family="Rutilariaceae" genus="Syndetocystis" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="2" pageNumber="221" phylum="Ochrophyta" rank="species" species="uralensis">
|
||
<emphasis id="B9029C52FF93FF9C609AF8EC6CF0CC74" box="[971,1193,1811,1832]" italics="true" pageId="2" pageNumber="221">Syndetocystis uralensis</emphasis>
|
||
</taxonomicName>
|
||
from
|
||
<bibRefCitation id="EFE73DB1FF93FF9C67B3F8EC6DC9CC74" author="Strelnikova, N. I." box="[1250,1424,1811,1833]" pageId="2" pageNumber="221" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova (1974</bibRefCitation>
|
||
, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (
|
||
<bibRefCitation id="EFE73DB1FF93FF9C62B3F8A46AD4CC2C" author="Strelnikova, N. I." box="[482,653,1883,1905]" pageId="2" pageNumber="221" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova 1974</bibRefCitation>
|
||
, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of
|
||
<taxonomicName id="4C763BC3FF93FF9C6252F8806986CCC8" box="[259,479,1919,1940]" class="Bacillariophyceae" family="Rutilariaceae" genus="Monoportula" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="2" pageNumber="221" phylum="Ochrophyta" rank="species" species="uralensis">
|
||
<emphasis id="B9029C52FF93FF9C6252F8806986CCC8" box="[259,479,1919,1940]" italics="true" pageId="2" pageNumber="221">Monoportula uralensis</emphasis>
|
||
</taxonomicName>
|
||
from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF0910C8FF92FF9D63D9FABF6B32CEBB" ID-DOI="http://doi.org/10.5281/zenodo.7905946" ID-Zenodo-Dep="7905946" httpUri="https://zenodo.org/record/7905946/files/figure.png" pageId="3" pageNumber="222" startId="3.[136,248,1344,1366]" targetBox="[194,1393,190,1320]" targetPageId="3" targetType="figure">
|
||
<paragraph id="8BC94040FF92FF9D63D9FABF6B32CEBB" blockId="3.[136,1452,1344,1511]" pageId="3" pageNumber="222">
|
||
<emphasis id="B9029C52FF92FF9D63D9FABF6A4CCE0A" bold="true" box="[136,533,1344,1366]" pageId="3" pageNumber="222">
|
||
FIGURES 8, 9.
|
||
<taxonomicName id="4C763BC3FF92FF9D6260FABF6A4CCE0A" box="[305,533,1344,1366]" class="Bacillariophyceae" family="Rutilariaceae" genus="Monoportula" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="3" pageNumber="222" phylum="Ochrophyta" rank="species" species="uralensis">
|
||
<emphasis id="B9029C52FF92FF9D6260FABF6A4CCE0A" box="[305,533,1344,1366]" italics="true" pageId="3" pageNumber="222">Monoportula uralensis</emphasis>
|
||
</taxonomicName>
|
||
</emphasis>
|
||
. Figures 8, 9, SEM, internal view of valve with rimoportula arrowed, Scale bars = 10μm (Figs 4, 5, 6), specimens from “Pre-polar Urals #8, Campanian, USSR” ex Strelnikova.
|
||
<emphasis id="B9029C52FF92FF9D60E3FA9B6C63CE25" bold="true" box="[946,1082,1380,1402]" pageId="3" pageNumber="222">FIGURE 10.</emphasis>
|
||
Figure 10a, drawing of
|
||
<taxonomicName id="4C763BC3FF92FF9D667BFA9A68B9CEC2" authorityName="Strelnikova. Core" authorityYear="1974" class="Bacillariophyceae" family="Rutilariaceae" genus="Syndetocystis" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="3" pageNumber="222" phylum="Ochrophyta" rank="species" species="uralensis">
|
||
<emphasis id="B9029C52FF92FF9D667BFA9A68B9CEC2" italics="true" pageId="3" pageNumber="222">Syndetocystis uralensis</emphasis>
|
||
</taxonomicName>
|
||
from
|
||
<bibRefCitation id="EFE73DB1FF92FF9D624DFA766996CEC3" author="Van Heurck, H." box="[284,463,1417,1439]" pageId="3" pageNumber="222" refId="ref4295" refString="Van Heurck, H. (1896) A treatise on the Diatomaceae (translated by Wynne E. Baxter). W. Wesley, London." type="book" year="1896">Van Heurck (1896</bibRefCitation>
|
||
, p. 432, fig. 155, after
|
||
<bibRefCitation id="EFE73DB1FF92FF9D61FFFA766BDCCEC2" author="Chase, H. H. & Walker, W. C." box="[686,901,1417,1439]" pageId="3" pageNumber="222" refId="ref2849" refString="Chase, H. H. & Walker, W. C. (1887) Notes on some new and rare diatoms. Series II, III. Daily News Print, Flint, Michigan. https: // doi. org / 10.5962 / bhl. title. 64379" type="book" year="1887">Chase & Walker 1887</bibRefCitation>
|
||
, pl. 4, fig. 13); Figure 10b is the same drawing modified to remove most of the periplekton leaving just a “thick, hyaline, tubular process”; Figure 10c, the same image as in Figure 5 but reversed, reduced in size and rotated
|
||
<superScript id="7C03ED08FF92FF9D62DEFA2E69E3CE80" attach="left" box="[399,442,1488,1510]" fontSize="5" pageId="3" pageNumber="222">1800</superScript>
|
||
to aid comparison with Figures 10a and 10b.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BC94040FF92FF9D63ECF9EA6B58CD0F" blockId="3.[136,1452,1557,2052]" pageId="3" pageNumber="222">
|
||
Illustrations:—
|
||
<bibRefCitation id="EFE73DB1FF92FF9D6236F9EA6A6FCD73" author="Sims, P. A. & Mann, D. G. & Medlin, L. K." box="[359,566,1557,1583]" pageId="3" pageNumber="222" pagination="361 - 402" refId="ref4047" refString="Sims, P. A., Mann, D. G. & Medlin, L. K. (2006) Evolution of the diatoms: Insights from fossil, biological and molecular data. Phycologia 45: 361 - 402. https: // doi. org / 10.2216 / 05 - 22.1" type="journal article" year="2006">
|
||
Sims
|
||
<emphasis id="B9029C52FF92FF9D62FBF9E969BECD73" box="[426,487,1557,1583]" italics="true" pageId="3" pageNumber="222">et al.</emphasis>
|
||
(2006
|
||
</bibRefCitation>
|
||
, p. 379, fig. 38, “
|
||
<taxonomicName id="4C763BC3FF92FF9D605EF9EA6CB5CD73" authority="Strelnikova. Core" authorityName="Strelnikova. Core" authorityYear="1974" box="[783,1260,1557,1583]" class="Bacillariophyceae" family="Rutilariaceae" genus="Syndetocystis" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymatosirales" pageId="3" pageNumber="222" phylum="Ochrophyta" rank="species" species="uralensis">
|
||
<emphasis id="B9029C52FF92FF9D605EF9EA6C41CD73" box="[783,1048,1557,1583]" italics="true" pageId="3" pageNumber="222">Syndetocystis uralensis</emphasis>
|
||
Strelnikova. Core
|
||
</taxonomicName>
|
||
82, Ust’Manya, Severnaya Sos’va, Campanian” = our
|
||
<figureCitation id="134D5CC5FF92FF9D6165F9C66ACBCD0F" box="[564,658,1593,1619]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figure 6</figureCitation>
|
||
and 10c).
|
||
</paragraph>
|
||
<paragraph id="8BC94040FF92FF9D63ECF9A26B19C35F" blockId="3.[136,1452,1557,2052]" pageId="3" pageNumber="222">
|
||
Frustules cylindrical (
|
||
<figureCitation id="134D5CC5FF92FF9D62E0F9A26A4CCD2B" box="[433,533,1629,1656]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 5, 6</figureCitation>
|
||
), valve face circular, flat (
|
||
<figureCitation id="134D5CC5FF92FF9D6068F9A26BC7CD2B" box="[825,926,1629,1655]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 1–6</figureCitation>
|
||
), diameter 40–90µm (
|
||
<bibRefCitation id="EFE73DB1FF92FF9D67C4F9A26DF5CD2B" author="Strelnikova, N. I." box="[1173,1452,1629,1655]" pageId="3" pageNumber="222" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova 1974: 49–94</bibRefCitation>
|
||
µm diameter, 27–29μm deep including mantle). Valve face bordered by expanded marginal ridge separating it from vertical mantle, 15–33µm deep (
|
||
<figureCitation id="134D5CC5FF92FF9D62A2F95A6A01CDE3" box="[499,600,1701,1728]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 5, 6</figureCitation>
|
||
). Areolae poroid, on valve face arranged in interrupted radial and sub-radial rows extending from off-centre hyaline area from which a stout spine extends (
|
||
<figureCitation id="134D5CC5FF92FF9D6749F9366CD8CDBF" box="[1048,1153,1737,1763]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 4–7</figureCitation>
|
||
). Scattered spinules cover valve face disturbing areolar arrangement (
|
||
<figureCitation id="134D5CC5FF92FF9D6120F9126A80CC5B" box="[625,729,1773,1800]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 5, 7</figureCitation>
|
||
). Mantle areolae in vertical rows situated between conspicuous hyaline marginal ridge up to 5µm deep and hyaline valve margin up to 7µm deep on valve exterior (
|
||
<figureCitation id="134D5CC5FF92FF9D6651F8EE6D1CCC77" box="[1280,1349,1809,1835]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Fig. 7</figureCitation>
|
||
). Mantle areolae covered by network of anastomosing costae (
|
||
<figureCitation id="134D5CC5FF92FF9D618EF8CA6B1FCC13" box="[735,838,1845,1872]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 5, 6</figureCitation>
|
||
). Internally areolae sunk in rows between hyaline ribs (
|
||
<figureCitation id="134D5CC5FF92FF9D63C1F8A668ACCC2F" box="[144,245,1881,1907]" captionStart="FIGURES 8, 9" captionStartId="3.[136,248,1344,1366]" captionTargetBox="[194,1393,190,1320]" captionTargetId="figure-18@3.[194,1393,190,1320]" captionTargetPageId="3" captionText="FIGURES 8, 9. Monoportula uralensis. Figures 8, 9, SEM, internal view of valve with rimoportula arrowed, Scale bars = 10μm (Figs 4, 5, 6), specimens from “Pre-polar Urals #8, Campanian, USSR” ex Strelnikova. FIGURE 10. Figure 10a, drawing of Syndetocystis uralensis from Van Heurck (1896, p. 432, fig. 155, after Chase & Walker 1887, pl. 4, fig. 13); Figure 10b is the same drawing modified to remove most of the periplekton leaving just a “thick, hyaline, tubular process”; Figure 10c, the same image as in Figure 5 but reversed, reduced in size and rotated 1800 to aid comparison with Figures 10a and 10b." figureDoi="http://doi.org/10.5281/zenodo.7905946" httpUri="https://zenodo.org/record/7905946/files/figure.png" pageId="3" pageNumber="222">Figs 8, 9</figureCitation>
|
||
) with ca. 14 areolae in 10µm within each row (
|
||
<bibRefCitation id="EFE73DB1FF92FF9D605CF8A66C7DCC28" author="Strelnikova, N. I." box="[781,1060,1881,1908]" pageId="3" pageNumber="222" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">
|
||
Strelnikova 1974:
|
||
<quantity id="4C8EEDA5FF92FF9D608EF8A66C7DCC28" box="[991,1060,1881,1908]" metricMagnitude="-1" metricUnit="m" metricValue="3.937" metricValueMax="4.064" metricValueMin="3.81" pageId="3" pageNumber="222" unit="in" value="15.5" valueMax="16.0" valueMin="15.0">15–16</quantity>
|
||
</bibRefCitation>
|
||
in 10µm), areolae becoming more numerous towards valve margin (
|
||
<figureCitation id="134D5CC5FF92FF9D62ABF8826A39CCC4" box="[506,608,1917,1944]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 5–7</figureCitation>
|
||
). One rimoportula present, its external opening through stout tube expanded at its summit, internally as slit, ca. 6µm long, between raised lips (
|
||
<figureCitation id="134D5CC5FF92FF9D60D5F85E6BB5CCE7" box="[900,1004,1953,1979]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 4–7</figureCitation>
|
||
, arrow in
|
||
<figureCitation id="134D5CC5FF92FF9D6730F85E6CFFCCE7" box="[1121,1190,1953,1979]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Fig. 4</figureCitation>
|
||
, LMs
|
||
<figureCitation id="134D5CC5FF92FF9D67A3F85E6D0ECCE7" box="[1266,1367,1953,1979]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Figs 1–3</figureCitation>
|
||
, arrow,
|
||
<figureCitation id="134D5CC5FF92FF9D63D9F83A6890CC83" box="[136,201,1989,2015]" captionStart="FIGURES 1–7" captionStartId="2.[136,248,1811,1833]" captionTargetBox="[214,1374,301,1799]" captionTargetId="figure-78@2.[214,1374,299,1799]" captionTargetPageId="2" captionText="FIGURES 1–7. Monoportula uralensis. Figures 1, reproduction of holotype image of Syndetocystis uralensis from Strelnikova (1974, p. 79, tab. XXVII, fig. 4), “Eastern slopes of Pre-Polar Urals, Severnaya Sos’va River, Ust’-Man’ya Core 82, 145–149.5cm […] diatomite; Campanian, plate XXVII, fig. 4” (Strelnikova 1974, p. 79), Upper Cretaceous (Campanian), rimoportula arowed; Figures 2, 3, LM specimen of Monoportula uralensis from BM 82242, Kuril Islands, Russia, “U.S.S.R. #1” (selected specimen, single mount, rimoportula arrowed); Figures 4–7, SEM, Figure 4, external view of whole valve, rimoportula arrowed, Figures 5, 6, external girdle view of frustule with mantle areolae covered as network of anastomosing costae, Figure 7, detail of Figure 5 showing the long extended tube of the rimoportula, bending towards mantle. Scale bars = 20μm (Figs 4, 5, 6), = 5μm (Fig. 7); Figs 4, 5, 7 from “R122”, Russia (BM Stub P1190), Figure 6 from “R116” (BM Stub P1100) both ex Strelnikova, possibly specimens from type material." figureDoi="http://doi.org/10.5281/zenodo.7905942" httpUri="https://zenodo.org/record/7905942/files/figure.png" pageId="3" pageNumber="222">Fig. 1</figureCitation>
|
||
reproduced from
|
||
<bibRefCitation id="EFE73DB1FF92FF9D62C1F83A6A0ACC83" author="Strelnikova, N. I." box="[400,595,1989,2015]" pageId="3" pageNumber="222" refId="ref4129" refString="Strelnikova, N. I. (1974) Diatomei Pozdnego Mela (Zapadnaya Sibir'). [The Diatoms of the Late Cretaceous of Western Siberia]. Academy of Sciences of USSR, Publishing House Nauka, Moscow, 203 pp." type="book" year="1974">Strelnikova 1974</bibRefCitation>
|
||
, tab. XXVII, fig. 4 =
|
||
<typeStatus id="54CDFEE2FF92FF9D6010F83A6BFECC83" box="[833,935,1989,2015]" pageId="3" pageNumber="222" type="holotype">holotype</typeStatus>
|
||
), internally as slit between raised lips, situated obliquely relative to the valve face (
|
||
<figureCitation id="134D5CC5FF92FF9D614AF8166AD9C35F" box="[539,640,2025,2051]" captionStart="FIGURES 8, 9" captionStartId="3.[136,248,1344,1366]" captionTargetBox="[194,1393,190,1320]" captionTargetId="figure-18@3.[194,1393,190,1320]" captionTargetPageId="3" captionText="FIGURES 8, 9. Monoportula uralensis. Figures 8, 9, SEM, internal view of valve with rimoportula arrowed, Scale bars = 10μm (Figs 4, 5, 6), specimens from “Pre-polar Urals #8, Campanian, USSR” ex Strelnikova. FIGURE 10. Figure 10a, drawing of Syndetocystis uralensis from Van Heurck (1896, p. 432, fig. 155, after Chase & Walker 1887, pl. 4, fig. 13); Figure 10b is the same drawing modified to remove most of the periplekton leaving just a “thick, hyaline, tubular process”; Figure 10c, the same image as in Figure 5 but reversed, reduced in size and rotated 1800 to aid comparison with Figures 10a and 10b." figureDoi="http://doi.org/10.5281/zenodo.7905946" httpUri="https://zenodo.org/record/7905946/files/figure.png" pageId="3" pageNumber="222">Figs 8, 9</figureCitation>
|
||
, arrows in each).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |