155 lines
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155 lines
15 KiB
XML
<document ID-DOI="10.11646/phytotaxa.589.3.1" ID-ISSN="1179-3163" ID-Zenodo-Dep="7776942" approvalRequired="2" approvalRequired_for_taxonomicNames="2" checkinTime="1679985488493" checkinUser="plazi" docAuthor="Williams, David M. & Sims, Pat A." docDate="2023" docId="03C41E51FFC2FFEC8BC8FEE291F8EA96" docLanguage="en" docName="phytotaxa.589.3.1.pdf" docOrigin="Phytotaxa 589 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.589.3.1" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.5:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="5" docTitle="Pyrgodiscus F. Kitton ex P. T. Cleve 1885" docType="treatment" docVersion="1" lastPageNumber="217" masterDocId="FFFD6629FFC6FFE88B40FFDE907FE92C" masterDocTitle="Notes on the diatom collection of the Natural History Museum, London (BM) VII: An account of some original specimens of Pyrgodiscus (Bacillariophyta) with notes on Stephanogonia (Bacillariophyta)" masterLastPageNumber="229" masterPageNumber="213" pageNumber="217" updateTime="1680010277910" updateUser="juliana" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title>Notes on the diatom collection of the Natural History Museum, London (BM) VII: An account of some original specimens of Pyrgodiscus (Bacillariophyta) with notes on Stephanogonia (Bacillariophyta)</mods:title>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Williams, David M.</mods:namePart>
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<mods:nameIdentifier type="ORCID">0000-0002-0584-307X</mods:nameIdentifier>
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<mods:affiliation>d. m. williams @ nhm. ac. uk; https: // orcid. org / 0000 - 0002 - 0584 - 307 X</mods:affiliation>
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<mods:nameIdentifier type="email">d.m.williams@nhm.ac.uk</mods:nameIdentifier>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Sims, Pat A.</mods:namePart>
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<mods:nameIdentifier type="ORCID">0000-0002-0214-8303</mods:nameIdentifier>
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<mods:affiliation>p. sims @ nhm. ac. uk; https: // orcid. org / 0000 - 0002 - 0214 - 8303</mods:affiliation>
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<mods:nameIdentifier type="email">p.sims@nhm.ac.uk</mods:nameIdentifier>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>Phytotaxa</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2023</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2023-03-28</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>589</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>3</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>213</mods:start>
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<mods:end>229</mods:end>
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</mods:extent>
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<mods:location>
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<mods:url>http://dx.doi.org/10.11646/phytotaxa.589.3.1</mods:url>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.11646/phytotaxa.589.3.1</mods:identifier>
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<mods:identifier type="ISSN">1179-3163</mods:identifier>
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<mods:identifier type="Zenodo-Dep">7776942</mods:identifier>
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<treatment LSID="urn:lsid:plazi:treatment:03C41E51FFC2FFEC8BC8FEE291F8EA96" httpUri="http://treatment.plazi.org/id/03C41E51FFC2FFEC8BC8FEE291F8EA96" lastPageNumber="217" pageId="4" pageNumber="217">
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<paragraph blockId="4.[136,1452,316,522]" box="[136,589,316,343]" pageId="4" pageNumber="217">
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<treatmentCitationGroup box="[136,589,316,343]" pageId="4" pageNumber="217">
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<treatmentCitation author="Cleve, P. T." box="[136,589,316,343]" page="173" pageId="4" pageNumber="217" year="1885">
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<taxonomicName authority="Kitton ex Cleve 1885: 173" authorityName="F. Kitton ex P. T. Cleve" authorityPageNumber="173" authorityYear="1885" box="[136,589,316,343]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="genus">
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<emphasis bold="true" box="[136,589,316,343]" pageId="4" pageNumber="217">
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<emphasis bold="true" box="[136,276,316,343]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus</emphasis>
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Kitton ex
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<bibRefCitation author="Cleve, P. T." box="[401,589,316,342]" pageId="4" pageNumber="217" pagination="165 - 177" refId="ref8562" refString="Cleve, P. T. (1885) On some fossil marine diatoms found in the Moravian " Tegel " from Augarten, near Br ¸ nn. Journal of the Quekett Microscopical Club, ser. 2, 2: 165 - 177. [https: // www. biodiversitylibrary. org / page / 2225729 # page / 195]" type="journal article" year="1885">Cleve 1885: 173</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</treatmentCitation>
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</treatmentCitationGroup>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="217" type="reference_group">
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<paragraph blockId="4.[136,1452,316,522]" pageId="4" pageNumber="217">
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<taxonomicName authority="F. Kitton ex P. T. Cleve, 1885" authorityName="F. Kitton ex P. T. Cleve" authorityYear="1885" box="[136,537,356,378]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="genus">
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<emphasis box="[136,254,356,377]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus</emphasis>
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F.Kitton ex P.T.
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<bibRefCitation author="Cleve, P. T." box="[416,537,356,378]" pageId="4" pageNumber="217" pagination="165 - 177" refId="ref8562" refString="Cleve, P. T. (1885) On some fossil marine diatoms found in the Moravian " Tegel " from Augarten, near Br ¸ nn. Journal of the Quekett Microscopical Club, ser. 2, 2: 165 - 177. [https: // www. biodiversitylibrary. org / page / 2225729 # page / 195]" type="journal article" year="1885">
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Cleve,
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<quantity box="[489,537,356,378]" metricMagnitude="1" metricUnit="m" metricValue="4.7879" pageId="4" pageNumber="217" unit="in" value="1885.0">1885</quantity>
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</bibRefCitation>
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</taxonomicName>
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in
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<bibRefCitation author="GBIF Secretariat" box="[567,810,356,378]" pageId="4" pageNumber="217" refId="ref8921" refString="GBIF Secretariat (2021) GBIF Backbone Taxonomy. Checklist dataset. https: // doi. org / 10.15468 / 39 omei" type="book" year="2021">GBIF Secretariat (2021)</bibRefCitation>
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, GBIF Backbone Taxonomy. Checklist dataset
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<bibRefCitation author="GBIF Secretariat" pageId="4" pageNumber="217" refId="ref8921" refString="GBIF Secretariat (2021) GBIF Backbone Taxonomy. Checklist dataset. https: // doi. org / 10.15468 / 39 omei" type="book" year="2021">GBIF Secretariat (2021</bibRefCitation>
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, accessed via GBIF.org on
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<date box="[509,624,392,413]" pageId="4" pageNumber="217" value="2021-12-22">2021-12-22</date>
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; also
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<bibRefCitation author="De Toni, G. B." box="[678,869,392,414]" pageId="4" pageNumber="217" pagination="819 - 1556" refId="ref8769" refString="De Toni, G. B. (1894) Sylloge algarum omnium hucusque cognitarum. Vol. II. Bacillarieae; sectio III. Cryptoraphideae. Typis Seminarrii, Patavii, pp. 819 - 1556, I - CCXIV. [https: // www. biodiversitylibrary. org / page / 11037545]" type="book chapter" year="1894">De Toni 1894: 1011</bibRefCitation>
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[no. 4239]).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="217" type="materials_examined">
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<paragraph blockId="4.[136,1452,316,522]" box="[136,630,428,450]" pageId="4" pageNumber="217">
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<typeStatus box="[136,191,428,449]" pageId="4" pageNumber="217">TYPE</typeStatus>
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:—
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<taxonomicName authority="Kitton ex Cleve 1885" authorityName="Cleve" authorityYear="1885" box="[215,630,428,450]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="species" species="armatus">
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<emphasis box="[215,418,428,449]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus armatus</emphasis>
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Kitton ex
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<bibRefCitation author="Cleve, P. T." box="[520,630,428,450]" pageId="4" pageNumber="217" pagination="165 - 177" refId="ref8562" refString="Cleve, P. T. (1885) On some fossil marine diatoms found in the Moravian " Tegel " from Augarten, near Br ¸ nn. Journal of the Quekett Microscopical Club, ser. 2, 2: 165 - 177. [https: // www. biodiversitylibrary. org / page / 2225729 # page / 195]" type="journal article" year="1885">Cleve 1885</bibRefCitation>
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</taxonomicName>
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</paragraph>
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<paragraph blockId="4.[136,1452,316,522]" pageId="4" pageNumber="217">
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MATERIAL:
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<collectionCode box="[244,281,464,485]" country="United Kingdom" name="Bristol Museum" pageId="4" pageNumber="217">BM</collectionCode>
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(summarised in
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<bibRefCitation author="Natural History Museum" box="[440,736,464,486]" pageId="4" pageNumber="217" refId="ref10127" refString="Natural History Museum (2021) Data Portal query on 1 resources created at 2021 - 12 - 22 18: 08: 19.508663 PID https: // doi. org / 10.5519 / qd. 6 gljij 06" type="book" year="2021">Natural History Museum 2021</bibRefCitation>
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); descriptions in
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<bibRefCitation author="De Toni, G. B." box="[897,1104,464,486]" pageId="4" pageNumber="217" pagination="819 - 1556" refId="ref8769" refString="De Toni, G. B. (1894) Sylloge algarum omnium hucusque cognitarum. Vol. II. Bacillarieae; sectio III. Cryptoraphideae. Typis Seminarrii, Patavii, pp. 819 - 1556, I - CCXIV. [https: // www. biodiversitylibrary. org / page / 11037545]" type="book chapter" year="1894">De Toni (1894: 1011)</bibRefCitation>
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,
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<bibRefCitation author="Van Heurck, H." box="[1113,1344,464,486]" pageId="4" pageNumber="217" refId="ref11853" refString="Van Heurck, H. (1896) A Treatise on the Diatomaceae (translated by W. E. Baxter). William Wesley & Son, London, 558 pp., 35 pls. https: // doi. org / 10.5962 / bhl. title. 2002" type="book" year="1896">Van Heurck (1896: 426)</bibRefCitation>
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and
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<bibRefCitation author="Taylor, F. B." pageId="4" pageNumber="217" refId="ref11530" refString="Taylor, F. B. (1929) Notes on Diatoms. Guardian Press, Bournemouth, England, 269 pp." type="book" year="1929">Taylor (1929: 215)</bibRefCitation>
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.
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</paragraph>
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<paragraph blockId="4.[136,1452,568,955]" pageId="4" pageNumber="217">Valves circular, with central dome or pillar. Surface surrounding pillar areolate with evenly spaced stout spines that taper towards their tips. Similar series of spines surrounding surface of pillar, stouter than those on lower part of valve, but not equal in length.</paragraph>
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<paragraph blockId="4.[136,1452,568,955]" box="[189,1125,676,703]" pageId="4" pageNumber="217">The twin series of independent spines are a (proposed) synapomorphy of the genus.</paragraph>
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<paragraph blockId="4.[136,1452,568,955]" pageId="4" pageNumber="217">
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Possibly a resting spore (e.g.,
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<bibRefCitation author="Chambers, P. M." box="[518,753,712,738]" pageId="4" pageNumber="217" refId="ref8522" refString="Chambers, P. M. (1997) Late Cretaceous and Paleocene marine diatom floras. Doctoral thesis, University College London. https: // discovery. ucl. ac. uk / id / eprint / 10104676" type="url" year="1997">Chambers 1997: 344</bibRefCitation>
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), since its first description the genus
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<taxonomicName authorityName="F. Kitton ex P. T. Cleve" authorityYear="1885" box="[1157,1294,712,738]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="genus">
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<emphasis box="[1157,1294,712,738]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus</emphasis>
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</taxonomicName>
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acquired only a few additional species, some having since been transferred to more appropriate genera, others identified as synonyms of species in genera different to
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<taxonomicName authorityName="F. Kitton ex P. T. Cleve" authorityYear="1885" box="[501,638,784,810]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="genus">
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<emphasis box="[501,638,784,810]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus</emphasis>
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</taxonomicName>
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, and a few awaiting further investigation (
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<tableCitation box="[1120,1208,784,810]" captionStart="TABLE 2" captionStartId="4.[137,229,1002,1026]" captionTargetPageId="4" captionText="TABLE 2. Species in the genus Pyrgodiscus (1885–1975) with new names where they have been assigned" pageId="4" pageNumber="217">Table 2</tableCitation>
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; it is of note that half of the species in
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<taxonomicName authorityName="F. Kitton ex P. T. Cleve" authorityYear="1885" box="[334,471,820,846]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="genus">
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<emphasis box="[334,471,820,846]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus</emphasis>
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</taxonomicName>
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were described relatively recently by Hajós & Stradner from Late Cretaceous
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<collectionCode box="[1381,1452,820,846]" pageId="4" pageNumber="217">DSDP</collectionCode>
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material [
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<bibRefCitation author="Hajos, M. & Stradner, H." box="[242,511,856,883]" pageId="4" pageNumber="217" pagination="913 - 1009" refId="ref9295" refString="Hajos, M. & Stradner, H. (1975) Late Cretaceous Archaeomonadaceae, Diatomaceae, and Silicoflagellatae from the South Pacific Ocean, Deep Sea Drilling Project, Leg 29, Site 275. Initial Reports of the Deep Sea Drilling Project 29: 913 - 1009. https: // doi. org / 10.2973 / dsdp. proc. 29.126.1975" type="journal article" year="1975">Hajós & Stradner 1975</bibRefCitation>
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], none of which should remain in
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<taxonomicName authorityName="F. Kitton ex P. T. Cleve" authorityYear="1885" box="[896,1033,856,882]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="genus">
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<emphasis box="[896,1033,856,882]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus</emphasis>
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</taxonomicName>
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, see below for summary). In spite of these additions, only
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<taxonomicName box="[378,615,892,918]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="species" species="armatus">
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<emphasis box="[378,615,892,918]" italics="true" pageId="4" pageNumber="217">Pyrgodiscus armatus</emphasis>
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</taxonomicName>
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and
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<taxonomicName box="[672,787,892,918]" class="Bacillariophyceae" genus="Pyrgodiscus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Centrales" pageId="4" pageNumber="217" phylum="Ochrophyta" rank="species" species="simplex">
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<emphasis box="[672,787,892,918]" italics="true" pageId="4" pageNumber="217">P. simplex</emphasis>
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</taxonomicName>
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should remain in the genus, although electron microscopy may inform otherwise.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |