177 lines
18 KiB
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177 lines
18 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.181.65326" ID-GBIF-Dataset="15ce36c8-6c1a-4576-9a7e-43275d935127" ID-PMC="PMC8455506" ID-Pensoft-Pub="1314-2003-182-1" ID-Pensoft-UUID="8A7997E7B3BE554583591B70CB7C1FCF" ID-PubMed="34616208" ModsDocID="1314-2003-182-1" checkinTime="1631647601539" checkinUser="pensoft" docAuthor="Rybak, Mateusz, Kochman-Kedziora, Natalia & Peszek, Lukasz" docDate="2021" docId="A8F7398855D2508C9660DAE51E726B65" docLanguage="en" docName="PhytoKeys 182: 1-26" docOrigin="PhytoKeys 182" docPubDate="2021-09-14" docSource="http://dx.doi.org/10.3897/phytokeys.181.65326" docTitle="Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora 2021, sp. nov." docType="treatment" docVersion="4" id="8A7997E7B3BE554583591B70CB7C1FCF" lastPageNumber="1" masterDocId="8A7997E7B3BE554583591B70CB7C1FCF" masterDocTitle="Description of four new terrestrial diatom species from Luticola and Microcostatus genera from South Africa" masterLastPageNumber="26" masterPageNumber="1" pageNumber="1" updateTime="1668140444776" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Description of four new terrestrial diatom species from Luticola and Microcostatus genera from South Africa</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Rybak, Mateusz</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-8998-9537</mods:nameIdentifier>
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<mods:affiliation>University of Rzeszow, Department of Agroecology and Forest Utilization, Cwiklinskiej 1 a, 35 - 601, Rzeszow, Poland</mods:affiliation>
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<mods:nameIdentifier type="email">matrybak91@gmail.com</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Kochman-Kedziora, Natalia</mods:namePart>
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<mods:affiliation>University of Rzeszow, Department of Ecology and Environmental Protection, Zelwerowicza 4, 35 - 601, Rzeszow, Poland</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Peszek, Lukasz</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-9132-2210</mods:nameIdentifier>
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<mods:affiliation>University of Rzeszow, Department of Agroecology and Forest Utilization, Cwiklinskiej 1 a, 35 - 601, Rzeszow, Poland</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-09-14</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>182</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>26</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.181.65326</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.181.65326</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-182-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">8A7997E7B3BE554583591B70CB7C1FCF</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="187975203" LSID="urn:lsid:plazi:treatment:A8F7398855D2508C9660DAE51E726B65" httpUri="http://treatment.plazi.org/id/A8F7398855D2508C9660DAE51E726B65" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName LSID="A8F73988-55D2-508C-9660-DAE51E726B65" authority="M. Rybak, Peszek & Kochman-Kędziora" authorityName="M. Rybak, Peszek & Kochman-Kedziora" authorityYear="2021" class="Bacillariophyceae" family="Diadesmidaceae" genus="Luticola" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Luticola microcephala" order="Naviculales" pageId="0" pageNumber="1" phylum="Bacillariophyta" rank="species" species="microcephala" status="sp. nov.">
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Luticola microcephala M. Rybak, Peszek &
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<normalizedToken originalValue="Kochman-Kędziora">Kochman-Kedziora</normalizedToken>
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</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="holotype">
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<paragraph pageId="0" pageNumber="1">Holotype.</paragraph>
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<paragraph pageId="0" pageNumber="1">Slide no. 20-093 stored at the South African National Diatom Collection (SANDC) at North-West University, Potchefstroom, South Africa.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="isotype 1">
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<paragraph pageId="0" pageNumber="1">Isotype 1.</paragraph>
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<paragraph pageId="0" pageNumber="1">Slide no. 27525 and unmounted material with the same number at the Szczecin Diatom Collection (SZCZ) hosted by the University of Szczecin.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="isotype 2">
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<paragraph pageId="0" pageNumber="1">Isotype 2.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Slide no. 2018/426 and unmounted material with the same number at the University of
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<normalizedToken originalValue="Rzeszów">Rzeszow</normalizedToken>
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, Poland.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="type locality">
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<paragraph pageId="0" pageNumber="1">Type locality.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Jonkershoek Nature Reserve, Western Cape, South Africa,
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<geoCoordinate degrees="33" direction="south" minutes="59.695" orientation="latitude" precision="1" value="-33.994915">33°59.695'S</geoCoordinate>
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,
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<geoCoordinate degrees="18" direction="east" minutes="58.726" orientation="longitude" precision="1" value="18.978767">18°58.726'E</geoCoordinate>
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,
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<emphasis italics="true" pageId="0" pageNumber="1">leg.</emphasis>
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W. Morek and B. Surmacz,
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<emphasis italics="true" pageId="0" pageNumber="1">20.09.2018</emphasis>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="etymology">
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<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="1">The specific epithet refers to the size and shape of valve apices.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Description. LM</emphasis>
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(Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1A-V</figureCitation>
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). Valves linear-lanceolate to lanceolate with convex margins and clearly protracted, capitate, small apices, rectangular in girdle view. The width of apices is approximately one third of the valve width. Valve dimensions (n = 25): length 14.0-24.0
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, width 4.5-6.6
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<normalizedToken originalValue="μm">μm</normalizedToken>
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. Axial area linear, narrow. An isolated pore present in the central area, located halfway between valve margin and proximal raphe endings. Central area rectangular to slightly bow-tie-shaped and asymmetric, bordered on both sides with 3-4 areolae. Irregularly-scattered areolae and shallow depressions present in the central area. Raphe branches straight, proximal raphe endings deflecting away from isolated pore. Transapical striae radiate throughout, 19-22 in 10
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<normalizedToken originalValue="μm">μm</normalizedToken>
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.
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</paragraph>
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<caption doi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1" start="Figure 1" startId="F1">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 1.</emphasis>
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<emphasis bold="true" pageId="0" pageNumber="1">A-AD</emphasis>
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Holotype population of
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<taxonomicName authorityName="M. Rybak, Peszek & Kochman-Kedziora" authorityYear="2021" class="Bacillariophyceae" family="Naviculaceae" genus="Luticola" kingdom="Animalia" lsidName="Luticola microcephala" order="Naviculales" pageId="0" pageNumber="1" phylum="Bacillariophyta" rank="species" species="microcephala">
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<emphasis italics="true" pageId="0" pageNumber="1">Luticola microcephala</emphasis>
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</taxonomicName>
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M. Rybak, Peszek &
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<normalizedToken originalValue="Kochman-Kędziora">Kochman-Kedziora</normalizedToken>
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, sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="1">A-V</emphasis>
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LM images of valve views
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<emphasis bold="true" pageId="0" pageNumber="1">W-AD</emphasis>
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SEM images
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<emphasis bold="true" pageId="0" pageNumber="1">W-X</emphasis>
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external view of valves
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<emphasis bold="true" pageId="0" pageNumber="1">Y</emphasis>
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external view of frustule girdle view
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<emphasis bold="true" pageId="0" pageNumber="1">Z</emphasis>
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partial valve view and girdle view of middle frustule section
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<emphasis bold="true" pageId="0" pageNumber="1">AA</emphasis>
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central area with several shallow depressions
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<emphasis bold="true" pageId="0" pageNumber="1">AB</emphasis>
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raphe structure with detailed view on distal raphe endings
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<emphasis bold="true" pageId="0" pageNumber="1">AC</emphasis>
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proximal raphe endings
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<emphasis bold="true" pageId="0" pageNumber="1">AD</emphasis>
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internal view of valve. Scale bars: 10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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<emphasis bold="true" pageId="0" pageNumber="1">(A-Y)</emphasis>
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, 5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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<emphasis bold="true" pageId="0" pageNumber="1">(Z-AA)</emphasis>
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, 4
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<normalizedToken originalValue="µm">µm</normalizedToken>
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<emphasis bold="true" pageId="0" pageNumber="1">(AB)</emphasis>
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, 3
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<normalizedToken originalValue="µm">µm</normalizedToken>
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<emphasis bold="true" pageId="0" pageNumber="1">(AC, AD)</emphasis>
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.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Description. SEM</emphasis>
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(Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1W</figureCitation>
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-AD). Externally, striae composed of 1-4 areolae, decreasing from 3-4 in striae next to the central area to only one next to the apices. Areolae elongated, becoming larger towards the valve margin (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1W, X</figureCitation>
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, AA, AB). On both sides, the central area bordered by 3 round, isolated areolae. Several ghost areolae present in the central area (Fig. 1AA, AC). Raphe branches positioned on the slightly raised sternum (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1Z</figureCitation>
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). Proximal raphe endings shortly bent away from the small, round isolated pore (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1</figureCitation>
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AA, AC). Distal raphe fissures hooked, first deflected towards the same side as the proximal raphe endings, then hooked towards the opposite side, continuing on to the mantle (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1W, X</figureCitation>
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, AB). Single row of large, usually elongated areolae present on the mantle (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1Y</figureCitation>
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). Only close to the apices and in the central part of the valve, areolae becoming smaller and rounded (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1Y, Z</figureCitation>
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). Copulae numerous with 1 to 3 rows of areolae (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A-AD Holotype population of Luticola microcephala M. Rybak, Peszek & Kochman-Kedziora, sp. nov. A-V LM images of valve views W-AD SEM images W-X external view of valves Y external view of frustule girdle view Z partial valve view and girdle view of middle frustule section AA central area with several shallow depressions AB raphe structure with detailed view on distal raphe endings AC proximal raphe endings AD internal view of valve. Scale bars: 10 µm (A-Y), 5 µm (Z-AA), 4 µm (AB), 3 µm (AC, AD)." figureDoi="10.3897/phytokeys.181.65326.figure1" httpUri="https://binary.pensoft.net/fig/588838" pageId="0" pageNumber="1">1Z</figureCitation>
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). Internally, areolae occluded by hymenes forming continuous strip (Fig. 1AD). Isolated pore opening rounded, covered by a lipped slit (Fig. 1AD). Longitudinal channel visible internally along valve edges.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |