335 lines
62 KiB
XML
335 lines
62 KiB
XML
<document id="EE9EFF980D1039AF4C9BF6C94EE634A2" ID-CLB-Dataset="21897" ID-DOI="10.5852/ejt.2016.217" ID-GBIF-Dataset="aa0db457-960f-417f-865e-89252373960b" ID-ISSN="2118-9773" ID-Zenodo-Dep="3840173" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1590166627914" checkinUser="valdenar" docAuthor="Kopalová, Kateřina, Zidarova, Ralitsa & Vijver, Bart Van De" docDate="2016" docId="03873C46FFCEFFEFFEFE4831A7EFFCE7" docLanguage="en" docName="ejt-2016-217.pdf.imf" docOrigin="European Journal of Taxonomy 217" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Achnanthes kohleriana Kopalova, Zidarova & Van de Vijver 2016, sp. nov." docType="treatment" docVersion="6" lastPageNumber="7" masterDocId="FFBE443EFFCCFFE9FF814A20A35FFF81" masterDocTitle="Four new monoraphid diatom species (Bacillariophyta, Achnanthaceae) from the Maritime Antarctic Region" masterLastPageNumber="19" masterPageNumber="1" pageNumber="3" updateTime="1698841023565" 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="033D7EA812ADB911B1DFF36264DCEE11">Four new monoraphid diatom species (Bacillariophyta, Achnanthaceae) from the Maritime Antarctic Region</mods:title>
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<mods:name id="BCCE237F752EDFC50AF743574A933FB5" type="personal">
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<mods:namePart id="1E5E280C010B7641E4A15769697D07C5">Kopalová, Kateřina</mods:namePart>
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<mods:namePart id="3E68B406642DABF9E411BA5629EAE5BA">Zidarova, Ralitsa</mods:namePart>
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<mods:affiliation id="6582017C66BAA6AB35770D32A26D9086">St. “ Kliment Ohridski ” University of Sofia, Faculty of Biology, Department of Botany, 8 Dragan Tzankov Blvd., Sofia 1164, Bulgaria. & zidarova. r @ gmail. com bart. vandevijver @ plantentuinmeise. be</mods:affiliation>
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<mods:roleTerm id="51A074D84AE752273AD38D147105F014">Author</mods:roleTerm>
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<mods:namePart id="1D931751C55E7B6ED4D4EC2B8E43AA14">Vijver, Bart Van De</mods:namePart>
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<mods:typeOfResource id="EC594FFB5522063732B101F77B1BE6CC">text</mods:typeOfResource>
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<mods:title id="3F940D2D5FD32F013CA4258FA0FF8026">European Journal of Taxonomy</mods:title>
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<mods:part id="84C8C19280F55636C8E705DBB67F9BB8">
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<mods:date id="5D1E6974528D6716A3A0910D3A071256">2016</mods:date>
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<mods:number id="6E3F9809BBC6C630021D66EF891836FF">2016-07-29</mods:number>
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<mods:number id="229E3271D82326CA5747D7F76B8F9E34">217</mods:number>
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<treatment id="03873C46FFCEFFEFFEFE4831A7EFFCE7" ID-DOI="http://doi.org/10.5281/zenodo.3853084" ID-GBIF-Taxon="164252214" ID-Zenodo-Dep="3853084" LSID="urn:lsid:plazi:treatment:03873C46FFCEFFEFFEFE4831A7EFFCE7" httpUri="http://treatment.plazi.org/id/03873C46FFCEFFEFFEFE4831A7EFFCE7" lastPageId="6" lastPageNumber="7" pageId="2" pageNumber="3">
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<subSubSection id="C334DEDBFFCEFFEBFEFE4831A7EAFDAD" box="[383,1205,529,556]" pageId="2" pageNumber="3" type="nomenclature">
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<paragraph id="8B918D50FFCEFFEBFEFE4831A7EAFDAD" blockId="2.[383,1205,529,591]" box="[383,1205,529,556]" pageId="2" pageNumber="3">
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<heading id="D0D93A3CFFCEFFEBFEFE4831A7EAFDAD" box="[383,1205,529,556]" centered="true" fontSize="11" level="2" pageId="2" pageNumber="3" reason="2">
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<taxonomicName id="4C2EF6D3FFCEFFEBFEFE4831A70CFDAA" authority="Kopalova, Zidarova & Van de Vijver" authorityName="Kopalova, Zidarova & Van de Vijver" authorityYear="2016" box="[383,1107,529,556]" class="Bacillariophyceae" family="Achnanthaceae" genus="Achnanthes" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="2" pageNumber="3" phylum="Bacillariophyta" rank="species" species="kohleriana" status="sp. nov.">
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<emphasis id="B95A5142FFCEFFEBFEFE4831A1C4FDAD" bold="true" box="[383,667,529,556]" italics="true" pageId="2" pageNumber="3">Achnanthes kohleriana</emphasis>
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Kopalová, Zidarova & Van de Vijver
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</taxonomicName>
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<taxonomicNameLabel id="A269EC39FFCEFFEBFBDB4832A7EAFDAD" box="[1114,1205,530,556]" pageId="2" pageNumber="3" 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="C334DEDBFFCEFFEBFD5E4815A00BFDCE" box="[735,852,565,591]" pageId="2" pageNumber="3" type="description">
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<paragraph id="8B918D50FFCEFFEBFD5E4815A00BFDCE" blockId="2.[383,1205,529,591]" box="[735,852,565,591]" pageId="2" pageNumber="3">
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<figureCitation id="131591D5FFCEFFEBFD5E4815A00BFDCE" box="[735,852,565,591]" captionStart-0="Figs 1–13" captionStart-1="Figs 14–19" captionStart-2="Figs 20–24" captionStartId-0="3.[189,241,1895,1921]" captionStartId-1="4.[189,241,1790,1816]" captionStartId-2="5.[189,241,1825,1851]" captionTargetBox-0="[191,1397,380,1853]" captionTargetBox-1="[311,1277,265,1745]" captionTargetBox-2="[238,1349,265,1777]" captionTargetId-0="figure@3.[191,1397,380,1853]" captionTargetId-1="figure@4.[311,1277,265,1745]" captionTargetId-2="figure@5.[238,1349,265,1777]" captionTargetPageId-0="3" captionTargetPageId-1="4" captionTargetPageId-2="5" captionText-0="Figs 1–13. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Light micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 1–16. LM views of raphe valves. 7–12. LM views of rapheless valves. 13. LM view of a girdle view. Scale bar represents 10 µm." captionText-1="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." captionText-2="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi-0="http://doi.org/10.5281/zenodo.3840175" figureDoi-1="http://doi.org/10.5281/zenodo.3840177" figureDoi-2="http://doi.org/10.5281/zenodo.3840179" httpUri-0="https://zenodo.org/record/3840175/files/figure.png" httpUri-1="https://zenodo.org/record/3840177/files/figure.png" httpUri-2="https://zenodo.org/record/3840179/files/figure.png" pageId="2" pageNumber="3">Figs 1–24</figureCitation>
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</paragraph>
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</subSubSection>
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||
<subSubSection id="C334DEDBFFCEFFEBFF3C4857A288FC86" pageId="2" pageNumber="3" type="etymology">
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<paragraph id="8B918D50FFCEFFEBFF3C4857A21BFD10" blockId="2.[189,324,631,657]" box="[189,324,631,657]" pageId="2" pageNumber="3">
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<heading id="D0D93A3CFFCEFFEBFF3C4857A21BFD10" bold="true" box="[189,324,631,657]" fontSize="11" level="3" pageId="2" pageNumber="3" reason="3">
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<emphasis id="B95A5142FFCEFFEBFF3C4857A21BFD10" bold="true" box="[189,324,631,657]" pageId="2" pageNumber="3">Etymology</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B918D50FFCEFFEBFF3C4886A288FC86" blockId="2.[189,1398,678,775]" pageId="2" pageNumber="3">
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The species is named after our friend and colleague Dr. Tyler Kohler (Charles University in Prague and University of Boulder,
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<collectingRegion id="49EA43B2FFCEFFEBFE4A48E9A164FD62" box="[459,571,713,739]" country="United States of America" name="Colorado" pageId="2" pageNumber="3">Colorado</collectingRegion>
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,
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<collectingCountry id="F339CDC0FFCEFFEBFDC748E9A1DDFD62" box="[582,642,713,739]" name="United States of America" pageId="2" pageNumber="3">USA</collectingCountry>
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) in recognition of his diatom ecology work in the Dry Valleys of the Antarctic Continent.
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</paragraph>
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</subSubSection>
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<subSubSection id="C334DEDBFFCEFFEBFF3C490FA298FC41" pageId="2" pageNumber="3" type="materials_examined">
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<materialsCitation id="3B46870DFFCEFFEBFF3C490FA298FC41" ID-GBIF-Occurrence="2625228301" pageId="2" pageNumber="3">
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<paragraph id="8B918D50FFCEFFEBFF3C490FA3A5FCC8" blockId="2.[189,250,815,841]" box="[189,250,815,841]" pageId="2" pageNumber="3">
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<heading id="D0D93A3CFFCEFFEBFF3C490FA3A5FCC8" bold="true" box="[189,250,815,841]" fontSize="11" level="3" pageId="2" pageNumber="3" reason="3">
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<emphasis id="B95A5142FFCEFFEBFF3C490FA3A5FCC8" bold="true" box="[189,250,815,841]" pageId="2" pageNumber="3">
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<typeStatus id="549533F2FFCEFFEBFF3C490FA3A5FCC8" box="[189,250,815,841]" pageId="2" pageNumber="3">Type</typeStatus>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B918D50FFCEFFEBFF3C497EA298FC41" blockId="2.[189,1399,860,960]" pageId="2" pageNumber="3">
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Deception Island, South Shetland Islands,
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<collectingCountry id="F339CDC0FFCEFFEBFD51497EA012FCF9" box="[720,845,862,888]" name="Antarctica" pageId="2" pageNumber="3">Antarctica</collectingCountry>
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, sample D13 (
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<geoCoordinate id="EE1AEB97FFCEFFEBFB8B497CA7E9FCF9" box="[1034,1206,860,888]" degrees="62" direction="south" minutes="58" orientation="latitude" pageId="2" pageNumber="3" precision="1" seconds="24.5" value="-62.973473">62°58′24.5″ S</geoCoordinate>
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<geoCoordinate id="EE1AEB97FFCEFFEBFB44497CA631FCF9" box="[1221,1390,860,888]" degrees="60" direction="west" minutes="43" orientation="longitude" pageId="2" pageNumber="3" precision="1" seconds="03.2" value="-60.717556">60°43′03.2″W</geoCoordinate>
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) (leg.
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<collectionCode id="ED3F1595FFCEFFEBFF7B49A2A24EFC1D" box="[250,273,898,924]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="2" pageNumber="3">R</collectionCode>
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. Zidarova), coll. date:
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<date id="FF90AB90FFCEFFEBFD9C49A1A1EBFC1A" box="[541,692,897,924]" pageId="2" pageNumber="3" value="2013-01-21">21 Jan. 2013</date>
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(holo-: slide no. BR–4436; iso-: slide PLP–292, University of Antwerp,
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<collectingCountry id="F339CDC0FFCEFFEBFED14985A2E5FC41" box="[336,442,933,960]" name="Belgium" pageId="2" pageNumber="3">Belgium</collectingCountry>
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).
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</paragraph>
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</materialsCitation>
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</subSubSection>
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<subSubSection id="C334DEDBFFCEFFEFFF3C49C7A025FE37" lastPageId="6" lastPageNumber="7" pageId="2" pageNumber="3" type="description">
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<paragraph id="8B918D50FFCEFFEBFF3C49C7A211FB80" blockId="2.[189,334,999,1025]" box="[189,334,999,1025]" pageId="2" pageNumber="3">
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<heading id="D0D93A3CFFCEFFEBFF3C49C7A211FB80" bold="true" box="[189,334,999,1025]" fontSize="11" level="3" pageId="2" pageNumber="3" reason="3">
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<emphasis id="B95A5142FFCEFFEBFF3C49C7A211FB80" bold="true" box="[189,334,999,1025]" pageId="2" pageNumber="3">Description</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B918D50FFCEFFEBFF6B4E35A10BFBB1" blockId="2.[189,1399,1045,1499]" box="[234,596,1045,1072]" pageId="2" pageNumber="3">
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<emphasis id="B95A5142FFCEFFEBFF6B4E35A29AFBAE" bold="true" box="[234,453,1045,1071]" pageId="2" pageNumber="3">Light microscopy</emphasis>
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(
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<figureCitation id="131591D5FFCEFFEBFE544E35A114FBB1" box="[469,587,1045,1072]" captionStart="Figs 1–13" captionStartId="3.[189,241,1895,1921]" captionTargetBox="[191,1397,380,1853]" captionTargetId="figure@3.[191,1397,380,1853]" captionTargetPageId="3" captionText="Figs 1–13. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Light micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 1–16. LM views of raphe valves. 7–12. LM views of rapheless valves. 13. LM view of a girdle view. Scale bar represents 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3840175" httpUri="https://zenodo.org/record/3840175/files/figure.png" pageId="2" pageNumber="3">Figs 1–13</figureCitation>
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)
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</paragraph>
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<paragraph id="8B918D50FFCEFFEBFF3C4E19A1B4FA5A" blockId="2.[189,1399,1045,1499]" pageId="2" pageNumber="3">
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Frustules in girdle view bent, with concave raphe valve and convex rapheless valve (
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<figureCitation id="131591D5FFCEFFEBFB394E19A64EFBD2" box="[1208,1297,1081,1107]" captionStart="Figs 1–13" captionStartId="3.[189,241,1895,1921]" captionTargetBox="[191,1397,380,1853]" captionTargetId="figure@3.[191,1397,380,1853]" captionTargetPageId="3" captionText="Figs 1–13. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Light micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 1–16. LM views of raphe valves. 7–12. LM views of rapheless valves. 13. LM view of a girdle view. Scale bar represents 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3840175" httpUri="https://zenodo.org/record/3840175/files/figure.png" pageId="2" pageNumber="3">Fig. 13</figureCitation>
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). Valves linear to linear-elliptic, with almost straight to weakly concave in the middle valve margins. Valve apices broadly rounded, not protracted. Valve dimensions (n = 24): length
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<quantity id="4CD620B5FFCEFFEBFBB84EA0A7E9FB1A" box="[1081,1206,1152,1179]" metricMagnitude="-2" metricUnit="m" metricValue="4.15" metricValueMax="4.5" metricValueMin="3.8" pageId="2" pageNumber="3" unit="mm" value="41.5" valueMax="45.0" valueMin="38.0">38–45 µm</quantity>
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, width 9.0–
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<quantity id="4CD620B5FFCEFFEBFAC44EA0A3B7FB3F" metricMagnitude="-2" metricUnit="m" metricValue="1.05" pageId="2" pageNumber="3" unit="mm" value="10.5">10.5 µm</quantity>
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. Raphe valve (
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||
<figureCitation id="131591D5FFCEFFEBFE184E84A159FB3E" box="[409,518,1188,1215]" captionStart="Figs 1–13" captionStartId="3.[189,241,1895,1921]" captionTargetBox="[191,1397,380,1853]" captionTargetId="figure@3.[191,1397,380,1853]" captionTargetPageId="3" captionText="Figs 1–13. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Light micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 1–16. LM views of raphe valves. 7–12. LM views of rapheless valves. 13. LM view of a girdle view. Scale bar represents 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3840175" httpUri="https://zenodo.org/record/3840175/files/figure.png" pageId="2" pageNumber="3">Figs 1–6</figureCitation>
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): raphe distinctly lateral, curved. Proximal raphe endings deflected to one side terminating in drop-like expanded pores. Distal raphe fissures elongated and hooked. Axial area 1/4–1/5 of the valve width, almost linear, following the curvature of the raphe, not or only slightly widening toward the central area. Central area forming a rectangular to bow-tie-shaped fascia, lacking any striae near the margins. Transapical striae weakly to moderately radiate in the middle, becoming more radiate toward the apices,
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<quantity id="4CD620B5FFCEFFEBFDC14F76A1F5FAF1" box="[576,682,1366,1392]" metricMagnitude="-1" metricUnit="m" metricValue="2.921" metricValueMax="3.048" metricValueMin="2.794" pageId="2" pageNumber="3" unit="in" value="11.5" valueMax="12.0" valueMin="11.0">11–12 in</quantity>
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<quantity id="4CD620B5FFCEFFEBFD324F76A059FAF1" box="[691,774,1366,1392]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="3" unit="mm" value="10.0">10 µm</quantity>
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. Areolae well discernible in LM, rounded,
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<emphasis id="B95A5142FFCEFFEBFA8E4F76A67CFAEE" box="[1295,1315,1366,1391]" italics="true" pageId="2" pageNumber="3">c.</emphasis>
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<quantity id="4CD620B5FFCEFFEBFAAC4F76A38BFA12" metricMagnitude="-1" metricUnit="m" metricValue="4.064" metricValueMax="4.572" metricValueMin="3.556" pageId="2" pageNumber="3" unit="in" value="16.0" valueMax="18.0" valueMin="14.0">14–18 in</quantity>
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<quantity id="4CD620B5FFCEFFEBFF5C4F59A270FA15" box="[221,303,1401,1428]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="3" unit="mm" value="10.0">10 µm</quantity>
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. Rapheless valve (
|
||
<figureCitation id="131591D5FFCEFFEBFD8F4F59A1D3FA12" box="[526,652,1401,1427]" captionStart="Figs 1–13" captionStartId="3.[189,241,1895,1921]" captionTargetBox="[191,1397,380,1853]" captionTargetId="figure@3.[191,1397,380,1853]" captionTargetPageId="3" captionText="Figs 1–13. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Light micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 1–16. LM views of raphe valves. 7–12. LM views of rapheless valves. 13. LM view of a girdle view. Scale bar represents 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3840175" httpUri="https://zenodo.org/record/3840175/files/figure.png" pageId="2" pageNumber="3">Figs 7–12</figureCitation>
|
||
): rapheless sternum narrow, located close to the valve margin. Striae parallel at the valve middle, becoming radiate toward the apices,
|
||
<quantity id="4CD620B5FFCEFFEBFB934FBDA725FA36" box="[1042,1146,1437,1463]" metricMagnitude="-1" metricUnit="m" metricValue="2.667" metricValueMax="2.794" metricValueMin="2.54" pageId="2" pageNumber="3" unit="in" value="10.5" valueMax="11.0" valueMin="10.0">10–11 in</quantity>
|
||
<quantity id="4CD620B5FFCEFFEBFB024FBDA78BFA36" box="[1155,1236,1437,1463]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="3" unit="mm" value="10.0">10 µm</quantity>
|
||
. Areolae well discernible in LM, rounded,
|
||
<emphasis id="B95A5142FFCEFFEBFD8C4FE1A17EFA5B" box="[525,545,1473,1498]" italics="true" pageId="2" pageNumber="3">c.</emphasis>
|
||
<quantity id="4CD620B5FFCEFFEBFDA94FE1A1CFFA5B" box="[552,656,1472,1499]" metricMagnitude="-1" metricUnit="m" metricValue="4.064" metricValueMax="4.572" metricValueMin="3.556" pageId="2" pageNumber="3" unit="in" value="16.0" valueMax="18.0" valueMin="14.0">14–18 in</quantity>
|
||
<quantity id="4CD620B5FFCEFFEBFD164FE1A1B8FA5A" box="[663,743,1473,1499]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="3" unit="mm" value="10.0">10 µm</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B918D50FFCEFFEBFF6B4C22A1A1F99D" blockId="2.[189,1399,1538,2027]" box="[234,766,1538,1565]" pageId="2" pageNumber="3">
|
||
<emphasis id="B95A5142FFCEFFEBFF6B4C22A13FF99D" bold="true" box="[234,608,1538,1565]" pageId="2" pageNumber="3">Scanning electron microscopy</emphasis>
|
||
(
|
||
<figureCitation id="131591D5FFCEFFEBFDF14C22A1A9F99D" box="[624,758,1538,1564]" captionStart-0="Figs 14–19" captionStart-1="Figs 20–24" captionStartId-0="4.[189,241,1790,1816]" captionStartId-1="5.[189,241,1825,1851]" captionTargetBox-0="[311,1277,265,1745]" captionTargetBox-1="[238,1349,265,1777]" captionTargetId-0="figure@4.[311,1277,265,1745]" captionTargetId-1="figure@5.[238,1349,265,1777]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionText-0="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." captionText-1="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi-0="http://doi.org/10.5281/zenodo.3840177" figureDoi-1="http://doi.org/10.5281/zenodo.3840179" httpUri-0="https://zenodo.org/record/3840177/files/figure.png" httpUri-1="https://zenodo.org/record/3840179/files/figure.png" pageId="2" pageNumber="3">Figs 14–24</figureCitation>
|
||
)
|
||
</paragraph>
|
||
<paragraph id="8B918D50FFCEFFEFFF3C4C06A025FE37" blockId="2.[189,1399,1538,2027]" lastBlockId="6.[189,1399,267,438]" lastPageId="6" lastPageNumber="7" pageId="2" pageNumber="3">
|
||
Raphe valve (
|
||
<figureCitation id="131591D5FFCEFFEBFEE04C06A2B4F9C1" box="[353,491,1574,1600]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Figs 14–19</figureCitation>
|
||
): valve face weakly concave in the middle. Apices presenting a rather larger hyaline zone (
|
||
<figureCitation id="131591D5FFCEFFEBFEE94C69A2A8F9E5" box="[360,503,1609,1636]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Figs 14, 16</figureCitation>
|
||
). Raphe slightly curved with tear-drop-shaped, weakly deflected proximal raphe endings, not extending in the central area (
|
||
<figureCitation id="131591D5FFCEFFEBFD694C4DA034F906" box="[744,875,1645,1671]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Figs 14, 17</figureCitation>
|
||
). Distal raphe fissures running a deep groove, hooked, elongated, continuing onto the mantle, terminating beyond the last striae (
|
||
<figureCitation id="131591D5FFCEFFEBFB104CB1A643F92A" box="[1169,1308,1680,1707]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Figs 14, 16</figureCitation>
|
||
). Striae uniseriate, composed of almost rounded areolae with slightly recessed foramina, occluded by cribra with rounded perforations (
|
||
<figureCitation id="131591D5FFCEFFEBFE464CF8A17FF972" box="[455,544,1752,1779]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Fig. 15</figureCitation>
|
||
). Small pseudosepta present near the valve apices (
|
||
<figureCitation id="131591D5FFCEFFEBFB0C4CF8A7B8F973" box="[1165,1255,1752,1778]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Fig. 19</figureCitation>
|
||
). Internally, proximal raphe endings strongly hooked backwards toward the poles (
|
||
<figureCitation id="131591D5FFCEFFEBFB8F4CDBA738F894" box="[1038,1127,1787,1813]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Fig. 18</figureCitation>
|
||
). Distal raphe endings straight, finishing onto small helictoglossae (
|
||
<figureCitation id="131591D5FFCEFFEBFD5F4D3FA066F8B8" box="[734,825,1823,1849]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Fig. 19</figureCitation>
|
||
). Striae separated by strongly thickened virgae (
|
||
<figureCitation id="131591D5FFCEFFEBFF474D62A242F8DC" box="[198,285,1858,1885]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Fig. 19</figureCitation>
|
||
). Areolae with rounded foramina and recessed cribra (
|
||
<figureCitation id="131591D5FFCEFFEBFC234D62A0A6F8DC" box="[930,1017,1858,1885]" captionStart="Figs 14–19" captionStartId="4.[189,241,1790,1816]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@4.[311,1277,265,1745]" captionTargetPageId="4" captionText="Figs 14–19. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 14. SEM external view of an entire raphe valve. 15. SEM external detail of the areolae with the typical cribrate structure. 16. SEM external view of the distal raphe ending. 17. SEM external detail of the central area. 18. SEM internal detail of the central area showing the hooked proximal raphe endings. 19. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18." figureDoi="http://doi.org/10.5281/zenodo.3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="2" pageNumber="3">Fig. 19</figureCitation>
|
||
). Rapheless valve (
|
||
<figureCitation id="131591D5FFCEFFEBFB5E4D62A635F8DC" box="[1247,1386,1858,1885]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="2" pageNumber="3">Figs 20–24</figureCitation>
|
||
): valve face weakly convex (
|
||
<figureCitation id="131591D5FFCEFFEBFE744D46A115F801" box="[501,586,1894,1920]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="2" pageNumber="3">Fig. 20</figureCitation>
|
||
).A strongly thickened hyaline marginal ridge present at the valve face/ mantle junction (
|
||
<figureCitation id="131591D5FFCEFFEBFE044DAAA150F825" box="[389,527,1930,1956]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="2" pageNumber="3">Figs 20, 21</figureCitation>
|
||
). Spines absent. Rapheless sternum narrow, located near the valve margin (
|
||
<figureCitation id="131591D5FFCEFFEBFF474D8DA243F846" box="[198,284,1965,1991]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="2" pageNumber="3">Fig. 21</figureCitation>
|
||
), internally well discernible as a narrow hyaline line close to the valve margin (
|
||
<figureCitation id="131591D5FFCEFFEBFB354D8DA655F846" box="[1204,1290,1965,1991]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="2" pageNumber="3">Fig. 24</figureCitation>
|
||
, arrows). Terminal orbiculi present on the valve mantle near the apices, occluded by a single, structureless silica flap (
|
||
<figureCitation id="131591D5FFCAFFEFFF794B2BA211FEA7" box="[248,334,267,294]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="6" pageNumber="7">Fig. 23</figureCitation>
|
||
). Striae uniseriate on the valve face, becoming bi-seriate on the valve mantle (
|
||
<figureCitation id="131591D5FFCAFFEFFB534B2BA677FEA7" box="[1234,1320,267,294]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="6" pageNumber="7">Fig. 23</figureCitation>
|
||
). Each stria composed of recessed rounded areolae, occluded by cribra with rounded or irregular perforations (
|
||
<figureCitation id="131591D5FFCAFFEFFF474B73A27DFEEF" box="[198,290,339,366]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="6" pageNumber="7">Fig. 22</figureCitation>
|
||
). Internally, striae separated by strongly thickened virgae (
|
||
<figureCitation id="131591D5FFCAFFEFFC794B73A70AFEEF" box="[1016,1109,339,366]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="6" pageNumber="7">Fig. 24</figureCitation>
|
||
). Areolae with rounded openings with noticeably recessed cribra (
|
||
<figureCitation id="131591D5FFCAFFEFFD2B4B57A05EFE13" box="[682,769,375,402]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="6" pageNumber="7">Fig. 24</figureCitation>
|
||
). Girdle composed of several open copulae, bearing a single row of rounded areolae, occluded by cribra (
|
||
<figureCitation id="131591D5FFCAFFEFFC954BBBA033FE37" box="[788,876,411,438]" captionStart="Figs 20–24" captionStartId="5.[189,241,1825,1851]" captionTargetBox="[238,1349,265,1777]" captionTargetId="figure@5.[238,1349,265,1777]" captionTargetPageId="5" captionText="Figs 20–24. Achnanthes kohleriana Kopalová, Zidarova & Van de Vijver sp. nov. Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica). 20. SEM girdle view of an entire frustule. 21. SEM external view of a raphe valve. 22. SEM external detail of the areolae with the typical cribrate structure. 23. SEM external detail of the apex with the typical terminal orbiculus. 24. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23." figureDoi="http://doi.org/10.5281/zenodo.3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="6" pageNumber="7">Fig. 20</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF51DDD8FFCFFFEAFF3C4D47A24EF86A" ID-DOI="http://doi.org/10.5281/zenodo.3840175" ID-Zenodo-Dep="3840175" httpUri="https://zenodo.org/record/3840175/files/figure.png" pageId="3" pageNumber="4" startId="3.[189,241,1895,1921]" targetBox="[191,1397,380,1853]" targetPageId="3">
|
||
<paragraph id="8B918D50FFCFFFEAFF3C4D47A24EF86A" blockId="3.[189,1399,1895,2027]" pageId="3" pageNumber="4">
|
||
<emphasis id="B95A5142FFCFFFEAFF3C4D47A263F800" bold="true" box="[189,316,1895,1921]" pageId="3" pageNumber="4">Figs 1–13.</emphasis>
|
||
<taxonomicName id="4C2EF6D3FFCFFFEAFEC24D47A74FF800" authority="Kopalova, Zidarova & Van de Vijver" authorityName="Kopalova, Zidarova & Van de Vijver" authorityYear="2016" box="[323,1040,1895,1922]" class="Bacillariophyceae" family="Achnanthaceae" genus="Achnanthes" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="3" pageNumber="4" phylum="Bacillariophyta" rank="species" species="kohleriana" status="sp. nov.">
|
||
<emphasis id="B95A5142FFCFFFEAFEC24D47A10BF800" box="[323,596,1895,1921]" italics="true" pageId="3" pageNumber="4">Achnanthes kohleriana</emphasis>
|
||
Kopalová, Zidarova & Van de Vijver
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A269EC39FFCFFFEAFB994D48A72BF803" box="[1048,1140,1896,1922]" pageId="3" pageNumber="4" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Light micrographs of the type population from Deception Island (South Shetland Islands, Antarctica).
|
||
<emphasis id="B95A5142FFCFFFEAFB0D4DAAA798F825" bold="true" box="[1164,1223,1930,1956]" pageId="3" pageNumber="4">1–16</emphasis>
|
||
. LM views of raphe valves.
|
||
<emphasis id="B95A5142FFCFFFEAFEE04D8EA2C3F849" bold="true" box="[353,412,1966,1992]" pageId="3" pageNumber="4">7–12</emphasis>
|
||
. LM views of rapheless valves.
|
||
<emphasis id="B95A5142FFCFFFEAFC9C4D8EA065F849" bold="true" box="[797,826,1966,1992]" pageId="3" pageNumber="4">13</emphasis>
|
||
. LM view of a girdle view. Scale bar represents 10 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF51DDD8FFC8FFEDFF3C4CDEA2B7F86A" ID-DOI="http://doi.org/10.5281/zenodo.3840177" ID-Zenodo-Dep="3840177" httpUri="https://zenodo.org/record/3840177/files/figure.png" pageId="4" pageNumber="5" startId="4.[189,241,1790,1816]" targetBox="[311,1277,265,1745]" targetPageId="4">
|
||
<paragraph id="8B918D50FFC8FFEDFF3C4CDEA2B7F86A" blockId="4.[189,1399,1789,2028]" pageId="4" pageNumber="5">
|
||
<emphasis id="B95A5142FFC8FFEDFF3C4CDEA214F899" bold="true" box="[189,331,1790,1816]" pageId="4" pageNumber="5">Figs 14–19.</emphasis>
|
||
<taxonomicName id="4C2EF6D3FFC8FFEDFED74CDDA76FF899" authority="Kopalova, Zidarova & Van de Vijver" authorityName="Kopalova, Zidarova & Van de Vijver" authorityYear="2016" box="[342,1072,1789,1816]" class="Bacillariophyceae" family="Achnanthaceae" genus="Achnanthes" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="4" pageNumber="5" phylum="Bacillariophyta" rank="species" species="kohleriana" status="sp. nov.">
|
||
<emphasis id="B95A5142FFC8FFEDFED74CDDA137F896" box="[342,616,1789,1815]" italics="true" pageId="4" pageNumber="5">Achnanthes kohleriana</emphasis>
|
||
Kopalová, Zidarova & Van de Vijver
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A269EC39FFC8FFEDFBBB4CDEA7C8F899" box="[1082,1175,1790,1816]" pageId="4" pageNumber="5" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica).
|
||
<emphasis id="B95A5142FFC8FFEDFA914D01A672F8BA" bold="true" box="[1296,1325,1825,1851]" pageId="4" pageNumber="5">14</emphasis>
|
||
. SEM external view of an entire raphe valve.
|
||
<emphasis id="B95A5142FFC8FFEDFD0E4D64A1F3F8DF" bold="true" box="[655,684,1860,1886]" pageId="4" pageNumber="5">15</emphasis>
|
||
. SEM external detail of the areolae with the typical cribrate structure.
|
||
<emphasis id="B95A5142FFC8FFEDFEB74D47A20CF800" bold="true" box="[310,339,1895,1921]" pageId="4" pageNumber="5">16</emphasis>
|
||
. SEM external view of the distal raphe ending.
|
||
<emphasis id="B95A5142FFC8FFEDFC264D47A09BF800" bold="true" box="[935,964,1895,1921]" pageId="4" pageNumber="5">17</emphasis>
|
||
. SEM external detail of the central area.
|
||
<emphasis id="B95A5142FFC8FFEDFF7C4DAAA245F825" bold="true" box="[253,282,1930,1956]" pageId="4" pageNumber="5">18</emphasis>
|
||
. SEM internal detail of the central area showing the hooked proximal raphe endings.
|
||
<emphasis id="B95A5142FFC8FFEDFA8F4DAAA674F825" bold="true" box="[1294,1323,1930,1956]" pageId="4" pageNumber="5">19</emphasis>
|
||
. SEM internal view of an entire raphe valve. Scale bars represent 10 µm for Figs 14 & 19, 1 µm for Fig. 15 and 5 µm for Figs 16–18.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF51DDD8FFC9FFECFF3C4D01A721F86A" ID-DOI="http://doi.org/10.5281/zenodo.3840179" ID-Zenodo-Dep="3840179" httpUri="https://zenodo.org/record/3840179/files/figure.png" pageId="5" pageNumber="6" startId="5.[189,241,1825,1851]" targetBox="[238,1349,265,1777]" targetPageId="5">
|
||
<paragraph id="8B918D50FFC9FFECFF3C4D01A721F86A" blockId="5.[189,1399,1825,2028]" pageId="5" pageNumber="6">
|
||
<emphasis id="B95A5142FFC9FFECFF3C4D01A213F8BA" bold="true" box="[189,332,1825,1851]" pageId="5" pageNumber="6">Figs 20–24.</emphasis>
|
||
<taxonomicName id="4C2EF6D3FFC9FFECFED74D01A76FF8BA" authority="Kopalova, Zidarova & Van de Vijver" authorityName="Kopalova, Zidarova & Van de Vijver" authorityYear="2016" box="[342,1072,1825,1851]" class="Bacillariophyceae" family="Achnanthaceae" genus="Achnanthes" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="5" pageNumber="6" phylum="Bacillariophyta" rank="species" species="kohleriana" status="sp. nov.">
|
||
<emphasis id="B95A5142FFC9FFECFED74D01A137F8BA" box="[342,616,1825,1851]" italics="true" pageId="5" pageNumber="6">Achnanthes kohleriana</emphasis>
|
||
Kopalová, Zidarova & Van de Vijver
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A269EC39FFC9FFECFBBB4D01A7C8F8BA" box="[1082,1175,1825,1851]" pageId="5" pageNumber="6" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Scanning electron micrographs of the type population from Deception Island (South Shetland Islands, Antarctica).
|
||
<emphasis id="B95A5142FFC9FFECFA914D64A672F8DF" bold="true" box="[1296,1325,1860,1886]" pageId="5" pageNumber="6">20</emphasis>
|
||
. SEM girdle view of an entire frustule.
|
||
<emphasis id="B95A5142FFC9FFECFDBA4D47A107F800" bold="true" box="[571,600,1895,1921]" pageId="5" pageNumber="6">21</emphasis>
|
||
. SEM external view of a raphe valve.
|
||
<emphasis id="B95A5142FFC9FFECFB994D47A76AF800" bold="true" box="[1048,1077,1895,1921]" pageId="5" pageNumber="6">22</emphasis>
|
||
. SEM external detail of the areolae with the typical cribrate structure.
|
||
<emphasis id="B95A5142FFC9FFECFD2F4DAAA194F825" bold="true" box="[686,715,1930,1956]" pageId="5" pageNumber="6">23</emphasis>
|
||
. SEM external detail of the apex with the typical terminal orbiculus.
|
||
<emphasis id="B95A5142FFC9FFECFEB94D8EA20AF849" bold="true" box="[312,341,1966,1992]" pageId="5" pageNumber="6">24</emphasis>
|
||
. SEM internal view of an entire rapheless valve. Arrows show the rapheless sternum. Scale bars represent 10 µm for Figs 20, 21 & 24, 1 µm for Fig. 22 and 5 µm for Fig. 23.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C334DEDBFFCAFFEFFF3C4BFEA7EFFCE7" pageId="6" pageNumber="7" type="biology_ecology">
|
||
<paragraph id="8B918D50FFCAFFEFFF3C4BFEA2ADFE79" blockId="6.[189,498,478,504]" box="[189,498,478,504]" pageId="6" pageNumber="7">
|
||
<heading id="D0D93A3CFFCAFFEFFF3C4BFEA2ADFE79" bold="true" box="[189,498,478,504]" fontSize="11" level="3" pageId="6" pageNumber="7" reason="3">
|
||
<emphasis id="B95A5142FFCAFFEFFF3C4BFEA2ADFE79" bold="true" box="[189,498,478,504]" pageId="6" pageNumber="7">Ecology and distribution</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="8B918D50FFCAFFEFFF3C482DA798FCA2" blockId="6.[189,1399,525,804]" pageId="6" pageNumber="7">
|
||
So far
|
||
<taxonomicName id="4C2EF6D3FFCAFFEFFE97482DA175FDA6" authority="Kopalová & Zidarova & Vijver, 2016" authorityName="Kopalová & Zidarova & Vijver" authorityYear="2016" box="[278,554,525,551]" class="Bacillariophyceae" family="Achnanthaceae" genus="Achnanthes" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="6" pageNumber="7" phylum="Bacillariophyta" rank="species" species="kohleriana" status="sp. nov.">
|
||
<emphasis id="B95A5142FFCAFFEFFE97482DA175FDA6" box="[278,554,525,551]" italics="true" pageId="6" pageNumber="7">Achnanthes kohleriana</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A269EC39FFCAFFEFFDB6482EA1C8FDA9" box="[567,663,526,552]" pageId="6" pageNumber="7" rank="species">sp. nov.</taxonomicNameLabel>
|
||
has been observed with certainty on several islands of the South
|
||
<collectingCountry id="F339CDC0FFCAFFEFFE884811A22FFDCA" box="[265,368,561,587]" name="United Kingdom" pageId="6" pageNumber="7">Shetland</collectingCountry>
|
||
archipelago (Livingston Island, Deception Island and King George Island). The largest population was found on Deception Island among wet mosses growing on a rock, located inland and far from the influence of sea sprays and with no nutrient input from sea birds or seals suggesting that the species is typically aerophilic. Other taxa present in the sample include
|
||
<taxonomicName id="4C2EF6D3FFCAFFEFFBE148BDA13CFD5D" authority="Kopalova in Kopalova et al. (2015)" authorityName="Kopalova in Kopalova" authorityYear="2015" class="Bacillariophyceae" family="Diadesmidaceae" genus="Humidophila" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="7" phylum="Ochrophyta" rank="species" species="keiliorum">
|
||
<emphasis id="B95A5142FFCAFFEFFBE148BDA629FD36" box="[1120,1398,669,695]" italics="true" pageId="6" pageNumber="7">Humidophila keiliorum</emphasis>
|
||
Kopalová
|
||
<emphasis id="B95A5142FFCAFFEFFEB648E2A211FD5A" box="[311,334,706,731]" italics="true" pageId="6" pageNumber="7">in</emphasis>
|
||
<bibRefCitation id="EFBFF0A1FFCAFFEFFED448E1A13CFD5D" author="Kopalova K. & Kociolek J. P. & Lowe R. L. & Zidarova R. & Van de Vijver B." box="[341,611,705,732]" pageId="6" pageNumber="7" pagination="117 - 131" refId="ref8128" refString="Kopalova K., Kociolek J. P., Lowe R. L., Zidarova R. & Van de Vijver B. 2015. Five new species of the genus Humidophila (Bacillariophyta) from the Maritime Antarctic Region. Diatom Research 30: 117 - 131. http: // dx. doi. org / 10.1080 / 0269249 X. 2014.998714" type="journal article" year="2015">
|
||
Kopalová
|
||
<emphasis id="B95A5142FFCAFFEFFE4E48E2A155FD5A" box="[463,522,705,731]" italics="true" pageId="6" pageNumber="7">et al.</emphasis>
|
||
(2015)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C2EF6D3FFCAFFEFFDEE48E2A7B1FD5D" authority="Kopalova in Kopalova et al. (2015)" authorityName="Kopalova in Kopalova" authorityYear="2015" box="[623,1262,705,732]" class="Bacillariophyceae" family="Diadesmidaceae" genus="Humidophila" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="7" phylum="Ochrophyta" rank="species" species="deceptionensis">
|
||
<emphasis id="B95A5142FFCAFFEFFDEE48E2A01FFD5A" box="[623,832,705,731]" italics="true" pageId="6" pageNumber="7">H. deceptionensis</emphasis>
|
||
Kopalová
|
||
<emphasis id="B95A5142FFCAFFEFFC4348E2A086FD5A" box="[962,985,706,731]" italics="true" pageId="6" pageNumber="7">in</emphasis>
|
||
<bibRefCitation id="EFBFF0A1FFCAFFEFFC6148E1A7B1FD5D" author="Kopalova K. & Kociolek J. P. & Lowe R. L. & Zidarova R. & Van de Vijver B." box="[992,1262,705,732]" pageId="6" pageNumber="7" pagination="117 - 131" refId="ref8128" refString="Kopalova K., Kociolek J. P., Lowe R. L., Zidarova R. & Van de Vijver B. 2015. Five new species of the genus Humidophila (Bacillariophyta) from the Maritime Antarctic Region. Diatom Research 30: 117 - 131. http: // dx. doi. org / 10.1080 / 0269249 X. 2014.998714" type="journal article" year="2015">
|
||
Kopalová
|
||
<emphasis id="B95A5142FFCAFFEFFBDB48E2A7CAFD5A" box="[1114,1173,705,731]" italics="true" pageId="6" pageNumber="7">et al.</emphasis>
|
||
(2015)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C2EF6D3FFCAFFEFFB7B48E1A739FD7E" authority="Van de Vijver & Lange-Bert. in Van de Vijver et al. (2004)" authorityName="Van de Vijver & Lange-Bert. in Van" authorityYear="2004" class="Bacillariophyceae" family="Naviculaceae" genus="Stauroneis" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="7" phylum="Bacillariophyta" rank="species" species="pseudomuriella">
|
||
<emphasis id="B95A5142FFCAFFEFFB7B48E1A22BFD7E" italics="true" pageId="6" pageNumber="7">Stauroneis pseudomuriella</emphasis>
|
||
Van de Vijver & Lange-Bert.
|
||
<emphasis id="B95A5142FFCAFFEFFD7048C6A057FD7E" box="[753,776,742,767]" italics="true" pageId="6" pageNumber="7">in</emphasis>
|
||
<bibRefCitation id="EFBFF0A1FFCAFFEFFC9548C6A739FD7E" author="Van de Vijver B. & Beyens L. & Lange-Bertalot H." box="[788,1126,741,768]" pageId="6" pageNumber="7" refId="ref9150" refString="Van de Vijver B., Beyens L. & Lange-Bertalot H. 2004. The genus Stauroneis in the Arctic and (sub-) Antarctic regions. Bibliotheca Diatomologica 51, J. Cramer, Berlin & Stuttgart." type="book" year="2004">
|
||
Van de Vijver
|
||
<emphasis id="B95A5142FFCAFFEFFC4B48C6A756FD7E" box="[970,1033,741,767]" italics="true" pageId="6" pageNumber="7">et al.</emphasis>
|
||
(2004)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C2EF6D3FFCAFFEFFBF648C5A032FCA2" authority="Van de Vijver & Lange-Bert. in Van de Vijver et al. (2004)" authorityName="Van de Vijver & Lange-Bert. in Van" authorityYear="2004" class="Bacillariophyceae" family="Naviculaceae" genus="Stauroneis" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="7" phylum="Bacillariophyta" rank="species" species="pseudoschimanskii">
|
||
<emphasis id="B95A5142FFCAFFEFFBF648C5A628FD7E" box="[1143,1399,741,767]" italics="true" pageId="6" pageNumber="7">S. pseudoschimanskii</emphasis>
|
||
Van de Vijver & Lange-Bert.
|
||
<emphasis id="B95A5142FFCAFFEFFD96492AA171FCA2" box="[535,558,778,803]" italics="true" pageId="6" pageNumber="7">in</emphasis>
|
||
<bibRefCitation id="EFBFF0A1FFCAFFEFFDB4492AA032FCA2" author="Van de Vijver B. & Beyens L. & Lange-Bertalot H." box="[565,877,777,804]" pageId="6" pageNumber="7" refId="ref9150" refString="Van de Vijver B., Beyens L. & Lange-Bertalot H. 2004. The genus Stauroneis in the Arctic and (sub-) Antarctic regions. Bibliotheca Diatomologica 51, J. Cramer, Berlin & Stuttgart." type="book" year="2004">
|
||
Van de Vijver
|
||
<emphasis id="B95A5142FFCAFFEFFD5C492AA047FCA2" box="[733,792,777,803]" italics="true" pageId="6" pageNumber="7">et al.</emphasis>
|
||
(2004)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
and several
|
||
<taxonomicName id="4C2EF6D3FFCAFFEFFB804929A73CFCA2" box="[1025,1123,777,803]" class="Bacillariophyceae" family="Naviculaceae" genus="Luticola" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="7" phylum="Bacillariophyta" rank="genus">
|
||
<emphasis id="B95A5142FFCAFFEFFB804929A73CFCA2" box="[1025,1123,777,803]" italics="true" pageId="6" pageNumber="7">Luticola</emphasis>
|
||
</taxonomicName>
|
||
species.
|
||
</paragraph>
|
||
<paragraph id="8B918D50FFCAFFEFFE05496CA7EFFCE7" blockId="6.[388,1200,843,870]" box="[388,1200,843,870]" pageId="6" pageNumber="7">
|
||
Genus
|
||
<taxonomicName id="4C2EF6D3FFCAFFEFFE57496BA01FFCE4" authority="Round & Bukht." authorityName="Round & Bukht." box="[470,832,843,870]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Planothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="6" pageNumber="7" phylum="Bacillariophyta" rank="genus">
|
||
<emphasis id="B95A5142FFCAFFEFFE57496BA129FCE4" box="[470,630,843,869]" italics="true" pageId="6" pageNumber="7">Planothidium</emphasis>
|
||
Round & Bukht.
|
||
</taxonomicName>
|
||
(
|
||
<bibRefCitation id="EFBFF0A1FFCAFFEFFCCE496BA7F8FCE7" author="Bukhtiyarova L. & Round F. E." box="[847,1191,843,870]" pageId="6" pageNumber="7" pagination="1 - 30" refId="ref7424" refString="Bukhtiyarova L. & Round F. E. 1996. Revision of the genus Achnanthes sensu lato. Psammothidium, a new genus based on A. marginulatum. Diatom Research 11: 1 - 30. http: // dx. doi. org / 10.1080 / 026924 9 X. 1996.9705361" type="journal article" year="1996">Round & Bukhtiyarova 1996</bibRefCitation>
|
||
)
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |