249 lines
33 KiB
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249 lines
33 KiB
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<document ID-DOI="10.5252/cryptogamie-algologie2020v41a13" ID-ISSN="1776-0992" ID-Zenodo-Dep="7819101" checkinTime="1681241287919" checkinUser="felipe" docAuthor="De, Bart Van, Vijver, Mertens, Adrienne & Ector, Luc" docDate="2020" docId="03CDC3089919133CFCEFFB68FD4B25F8" docLanguage="en" docName="CryptogamieAlgologie.41.13.137-149.pdf" docOrigin="Cryptogamie, Bryologie 20 (13)" docStyle="DocumentStyle:C31C23F805CBAD2BB1C6021F66949308:CryptogamieAlgologie.2019-.journal_article" docStyleId="C31C23F805CBAD2BB1C6021F66949308" docStyleName="CryptogamieAlgologie.2019-.journal_article" docTitle="Fragilaria deformis Van de Vijver & Ector 2020, comb. nov." docType="treatment" docVersion="2" lastPageNumber="141" masterDocId="FFF4BB70991D133AFFBAFFBBFFD62314" masterDocTitle="Analysis of the type material of Synedra deformis W. Sm. and Synedra vaucheriae var. deformis Grunow (Fragilariaceae, Bacillariophyta)" masterLastPageNumber="149" masterPageNumber="137" pageNumber="139" updateTime="1681241782492" updateUser="ExternalLinkService" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0" zenodo-license-treatments="UNSPECIFIED">
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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>Analysis of the type material of Synedra deformis W. Sm. and Synedra vaucheriae var. deformis Grunow (Fragilariaceae, Bacillariophyta)</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>De, Bart Van</mods:namePart>
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<mods:affiliation>Meise Botanic Garden Meise, Research Department, Nieuwelaan 38, 1860 Meise and University of Antwerp, Department of Biology - Universiteitsplein 1, B- 2610 Wilrijk bart. vandevijver @ plantentuinmeise. be (corresponding</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>Vijver</mods:namePart>
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<mods:affiliation>Belgium) - ECOBE, (Belgium) author)</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>Mertens, Adrienne</mods:namePart>
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<mods:affiliation>Diatomella, IJkelaarstraat 3, 6611 KN Overasselt (The Netherlands) adrienne @ diatomella. nl</mods:affiliation>
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<mods:nameIdentifier type="email">adrienne@diatomella.nl</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>Ector, Luc</mods:namePart>
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<mods:affiliation>Luxembourg Institute of Science and Technology (LIST), Environmental Research & Innovation (ERIN) Department, 41 rue du Brill, L- 4422 Belvaux (Luxembourg) luc. ector @ list. lu</mods:affiliation>
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<mods:nameIdentifier type="email">ector@list.lu</mods:nameIdentifier>
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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>Cryptogamie, Bryologie</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2020</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2020-11-12</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>20</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>13</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>137</mods:start>
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<mods:end>149</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:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.5252/cryptogamie-algologie2020v41a13</mods:identifier>
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<mods:identifier type="ISSN">1776-0992</mods:identifier>
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<mods:identifier type="Zenodo-Dep">7819101</mods:identifier>
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</mods:mods>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.7819165" ID-Zenodo-Dep="7819165" LSID="urn:lsid:plazi:treatment:03CDC3089919133CFCEFFB68FD4B25F8" httpUri="http://treatment.plazi.org/id/03CDC3089919133CFCEFFB68FD4B25F8" lastPageId="6" lastPageNumber="141" pageId="4" pageNumber="139">
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<subSubSection pageId="4" pageNumber="139" type="nomenclature">
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<paragraph blockId="4.[853,1415,1235,1294]" pageId="4" pageNumber="139">
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<heading centered="true" fontSize="11" level="2" pageId="4" pageNumber="139" reason="4">
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<taxonomicName authority="(W. Sm.) Van de Vijver & Ector" authorityName="Van de Vijver & Ector" authorityYear="2020" baseAuthorityName="Van de Vijver & Ector" baseAuthorityYear="2020" box="[853,1411,1235,1262]" class="Bacillariophyceae" family="Fragilariaceae" genus="Fragilaria" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="4" pageNumber="139" phylum="Ochrophyta" rank="species" species="deformis" status="comb. nov.">
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<emphasis bold="true" box="[853,1062,1235,1262]" italics="true" pageId="4" pageNumber="139">Fragilaria deformis</emphasis>
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(W.Sm.) Van de Vijver & Ector
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</taxonomicName>
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,
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<taxonomicNameLabel box="[981,1104,1267,1294]" pageId="4" pageNumber="139" rank="species">comb. nov.</taxonomicNameLabel>
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,
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<typeStatus box="[1115,1161,1268,1294]" pageId="4" pageNumber="139">type</typeStatus>
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population
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="139" type="description">
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<paragraph blockId="4.[1094,1174,1299,1326]" box="[1094,1174,1299,1326]" pageId="4" pageNumber="139">
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<heading box="[1094,1174,1299,1326]" centered="true" fontSize="11" level="3" pageId="4" pageNumber="139" reason="3">
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(
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<figureCitation box="[1102,1163,1299,1326]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="4" pageNumber="139">Fig. 1</figureCitation>
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)
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</heading>
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</paragraph>
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<paragraph blockId="4.[813,1457,1365,1522]" pageId="4" pageNumber="139">
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Basionym:
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<treatmentCitation author="W. Sm., A" page="98" pageId="4" pageNumber="139" score="2.844678588587622" volumeTitle="A Synopsis of the British Diatomaceae" year="1856">
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<taxonomicName authority="W. Sm., A" authorityName="W. Sm., A" box="[933,1217,1365,1390]" class="Bacillariophyceae" family="Fragilariaceae" genus="Synedra" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="4" pageNumber="139" phylum="Ochrophyta" rank="species" species="deformis">
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<emphasis box="[933,1107,1365,1389]" italics="true" pageId="4" pageNumber="139">Synedra deformis</emphasis>
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W.Sm.,
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<emphasis box="[1202,1217,1366,1389]" italics="true" pageId="4" pageNumber="139">A</emphasis>
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</taxonomicName>
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<emphasis italics="true" pageId="4" pageNumber="139">
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Synopsis of the British
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<taxonomicName box="[829,947,1393,1416]" class="Bacillariophyceae" family="Diatomaceae" higherTaxonomySource="GBIF" kingdom="Chromista" pageId="4" pageNumber="139" phylum="Ochrophyta" rank="family">Diatomaceae</taxonomicName>
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</emphasis>
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: 98 (1856)
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</treatmentCitation>
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. —
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<typeStatus box="[1099,1192,1392,1416]" pageId="4" pageNumber="139">Lectotype</typeStatus>
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(here designated): BR-4613 (Meise Botanic Garden,
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<collectingCountry box="[1063,1148,1418,1442]" name="Belgium" pageId="4" pageNumber="139">Belgium</collectingCountry>
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). — To be excluded as synonym:
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<taxonomicName authority="Grunow" authorityName="Grunow" box="[834,1240,1445,1469]" class="Bacillariophyceae" family="Fragilariaceae" genus="Synedra" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="4" pageNumber="139" phylum="Ochrophyta" rank="variety" species="vaucheriae" variety="deformis">
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<emphasis box="[834,1017,1445,1469]" italics="true" pageId="4" pageNumber="139">Synedra vaucheriae</emphasis>
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var.
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<emphasis box="[1069,1148,1445,1469]" italics="true" pageId="4" pageNumber="139">deformis</emphasis>
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Grunow
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</taxonomicName>
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in
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<bibRefCitation author="VAN HEURCK H." box="[1275,1455,1445,1469]" pageId="4" pageNumber="139" pagination="31 - 77" refId="ref9456" refString="VAN HEURCK H. 1881. - Synopsis des Diatomees de Belgique. Atlas. Ducaju et Cie, Anvers, pls 31 - 77." type="book chapter" year="1881">Van Heurck 1881</bibRefCitation>
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(pl. 40, fig. 18),
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<taxonomicName authority="(W. Sm.) Van Heurck (1896" authorityName="Van Heurck" authorityYear="1896" baseAuthorityName="W. Sm." class="Bacillariophyceae" family="Fragilariaceae" genus="Synedra" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="4" pageNumber="139" phylum="Ochrophyta" rank="variety" species="vaucheriae" variety="deformis">
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<emphasis box="[1005,1188,1471,1495]" italics="true" pageId="4" pageNumber="139">Synedra vaucheriae</emphasis>
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var.
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<emphasis box="[1238,1317,1471,1495]" italics="true" pageId="4" pageNumber="139">deformis</emphasis>
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(W.Sm.)
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<bibRefCitation author="VAN HEURCK H." pageId="4" pageNumber="139" pagination="1 - 35" refId="ref9531" refString="VAN HEURCK H. 1896. - A treatise on the Diatomaceae. Translated by W. E. Baxter. William Wesley & Son, London, 558 p., pls 1 - 35." type="book chapter" year="1896">Van Heurck (1896</bibRefCitation>
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</taxonomicName>
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, p. 310, pl. 30, fig. 833) (see below for discussion).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="6" lastPageNumber="141" pageId="4" pageNumber="139" type="materials_examined">
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<paragraph blockId="4.[811,1455,1554,1684]" pageId="4" pageNumber="139">
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<collectionCode box="[813,911,1555,1578]" pageId="4" pageNumber="139">MATERIAL</collectionCode>
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EXAMINED. —
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<emphasis bold="true" box="[1061,1232,1556,1580]" pageId="4" pageNumber="139">
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<collectingCountry box="[1061,1232,1556,1580]" name="United Kingdom" pageId="4" pageNumber="139">United Kingdom</collectingCountry>
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</emphasis>
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. Sussex, Lewes, P. Mill Pond; coll. date
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<date box="[972,1074,1581,1605]" pageId="4" pageNumber="139" value="1853-03-08">8.III.1853</date>
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(Van Heurck diatom collection, Meise Botanic Garden, Belgium). The same material and a slide are present in the Natural History Museum, London, United Kingdom (D.M.Williams, pers. comm.).
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</paragraph>
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<paragraph blockId="4.[811,1457,1715,2028]" box="[813,969,1715,1741]" pageId="4" pageNumber="139">MORPHOLOGY</paragraph>
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<paragraph blockId="4.[811,1457,1715,2028]" box="[813,980,1746,1772]" pageId="4" pageNumber="139">
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<emphasis box="[813,980,1746,1772]" italics="true" pageId="4" pageNumber="139">
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LM (
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<figureCitation box="[867,926,1746,1772]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="4" pageNumber="139">Fig. 1</figureCitation>
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A-R)
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</emphasis>
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</paragraph>
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<paragraph blockId="4.[811,1457,1715,2028]" lastBlockId="5.[130,777,1778,2028]" lastPageId="5" lastPageNumber="140" pageId="4" pageNumber="139">
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Frustules in girdle view rectangular, solitary never linked to
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<taxonomicName box="[840,974,1810,1836]" form="chains" pageId="4" pageNumber="139" rank="form">form chains</taxonomicName>
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. Occasionally, two frustules linked together (
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<figureCitation box="[819,914,1841,1868]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="4" pageNumber="139">Fig. 1A</figureCitation>
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). Valves linear with usually parallel margins, giving the valves a rectangular outline, occasionally asymmetrical with one straight and one convex margin. Smaller valves becoming elliptic-lanceolate (
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<figureCitation box="[1319,1380,1937,1963]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="4" pageNumber="139">Fig. 1</figureCitation>
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O-R). Apices clearly protracted, rostrate to occasionally weakly capitate, placed on clearly developed shoulders. Valve dimensions (n = 25): valve length 14-29 µm, valve width 4.5-5.0 µm. Axial area narrow but distinct, linear, gradually but weakly widening towards the central area. Central area asymmetrical due to shortening or absence of striae on one side. Ghost striae often present. Striae parallel near central area becoming weakly radiate towards the apices,
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<quantity box="[268,373,1969,1995]" metricMagnitude="-1" metricUnit="m" metricValue="3.81" metricValueMax="4.064" metricValueMin="3.556" pageId="5" pageNumber="140" unit="in" value="15.0" valueMax="16.0" valueMin="14.0">14-16 in</quantity>
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10 µm, often irregularly spaced. Areolae not discernible in LM.
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</paragraph>
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<caption ID-DOI="http://doi.org/10.5281/zenodo.7819103" ID-Zenodo-Dep="7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="5" pageNumber="140" startId="5.[131,142,1593,1611]" targetBox="[132,1455,215,1552]" targetPageId="5" targetType="figure">
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<paragraph blockId="5.[131,1457,1593,1702]" pageId="5" pageNumber="140">
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FIG. 1. —
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<taxonomicName authority="W. Sm. Images" authorityName="W. Sm. Images" box="[213,486,1593,1611]" class="Bacillariophyceae" family="Fragilariaceae" genus="Synedra" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="5" pageNumber="140" phylum="Ochrophyta" rank="species" species="deformis">
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<emphasis box="[213,360,1593,1611]" italics="true" pageId="5" pageNumber="140">Synedra deformis</emphasis>
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W.Sm. Images
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</taxonomicName>
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taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom):
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<emphasis bold="true" box="[1133,1146,1593,1611]" pageId="5" pageNumber="140">A</emphasis>
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, LM view of two frustules connected in girdle view;
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<emphasis bold="true" box="[250,284,1616,1634]" pageId="5" pageNumber="140">B -R</emphasis>
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, LM views of the population arranged in decreasing length;
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<emphasis bold="true" box="[780,792,1615,1633]" pageId="5" pageNumber="140">S</emphasis>
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, SEM external view of a frustule in girdle view;
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|
|
<emphasis bold="true" box="[1182,1193,1616,1634]" pageId="5" pageNumber="140">T</emphasis>
|
||
|
|
, SEM external view of an entire valve. The
|
||
|
|
<emphasis bold="true" box="[223,285,1638,1656]" pageId="5" pageNumber="140">arrows</emphasis>
|
||
|
|
indicate interruptions in the areola series of the striae;
|
||
|
|
<emphasis bold="true" box="[749,763,1638,1656]" pageId="5" pageNumber="140">U</emphasis>
|
||
|
|
,
|
||
|
|
<emphasis bold="true" box="[774,786,1638,1656]" pageId="5" pageNumber="140">V</emphasis>
|
||
|
|
, SEM external view of two smaller valves. The
|
||
|
|
<emphasis bold="true" box="[1183,1245,1638,1656]" pageId="5" pageNumber="140">arrows</emphasis>
|
||
|
|
indicate the rimoportula;
|
||
|
|
<emphasis bold="true" box="[132,150,1661,1679]" pageId="5" pageNumber="140">W</emphasis>
|
||
|
|
, SEM external detail of the valve apex showing the rimoportula (
|
||
|
|
<emphasis bold="true" box="[690,741,1661,1679]" pageId="5" pageNumber="140">arrow</emphasis>
|
||
|
|
) and the apical pore field;
|
||
|
|
<emphasis bold="true" box="[965,977,1661,1679]" pageId="5" pageNumber="140">X</emphasis>
|
||
|
|
, SEM internal view of an entire valve showing the central position of the rimoportula at one apex;
|
||
|
|
<emphasis bold="true" box="[466,478,1684,1702]" pageId="5" pageNumber="140">Y</emphasis>
|
||
|
|
, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm.
|
||
|
|
</paragraph>
|
||
|
|
</caption>
|
||
|
|
<paragraph blockId="5.[813,990,1778,1804]" box="[813,990,1778,1804]" pageId="5" pageNumber="140">
|
||
|
|
<heading box="[813,990,1778,1804]" fontSize="11" level="3" pageId="5" pageNumber="140" reason="9">
|
||
|
|
<emphasis box="[813,990,1778,1804]" italics="true" pageId="5" pageNumber="140">
|
||
|
|
<collectionCode box="[813,867,1778,1804]" pageId="5" pageNumber="140">SEM</collectionCode>
|
||
|
|
(
|
||
|
|
<figureCitation box="[881,940,1778,1804]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="5" pageNumber="140">Fig. 1</figureCitation>
|
||
|
|
S-Y)
|
||
|
|
</emphasis>
|
||
|
|
</heading>
|
||
|
|
</paragraph>
|
||
|
|
<paragraph blockId="5.[810,1458,1810,2028]" pageId="5" pageNumber="140">
|
||
|
|
Girdle composed of several open, perforated copulae. Mantle edge covered by irregularly shaped, large mantle plaques (
|
||
|
|
<figureCitation box="[822,903,1873,1900]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="5" pageNumber="140">Fig. 1S</figureCitation>
|
||
|
|
). Mantle striae restricted to the upper part of the mantle leaving the lower part up to the edge hyaline. Striae uniseriate, composed of very small, rounded areolae (
|
||
|
|
<figureCitation box="[1336,1389,1937,1963]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="5" pageNumber="140">Fig.1</figureCitation>
|
||
|
|
T-W). Virgae between the striae weakly raised, usually flat. Areola series often interrupted due to absence of one to several striae
|
||
|
|
</paragraph>
|
||
|
|
<caption ID-DOI="http://doi.org/10.5281/zenodo.7819107" ID-Zenodo-Dep="7819107" httpUri="https://zenodo.org/record/7819107/files/figure.png" pageId="6" pageNumber="141" startId="6.[133,143,1349,1367]" targetBox="[132,1455,215,1307]" targetPageId="6" targetType="figure">
|
||
|
|
<paragraph blockId="6.[132,1457,1349,1458]" pageId="6" pageNumber="141">
|
||
|
|
FIG. 2. —
|
||
|
|
<taxonomicName authority="Grunow. Images" authorityName="Grunow. Images" box="[212,629,1349,1367]" class="Bacillariophyceae" family="Fragilariaceae" genus="Synedra" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="6" pageNumber="141" phylum="Ochrophyta" rank="variety" species="vaucheriae" variety="deformis">
|
||
|
|
<emphasis box="[212,376,1349,1367]" italics="true" pageId="6" pageNumber="141">Synedra vaucheriae</emphasis>
|
||
|
|
var.
|
||
|
|
<emphasis box="[415,488,1349,1367]" italics="true" pageId="6" pageNumber="141">deformis</emphasis>
|
||
|
|
Grunow. Images
|
||
|
|
</taxonomicName>
|
||
|
|
taken from the type material (Grunow sample 907):
|
||
|
|
<emphasis bold="true" box="[1062,1075,1349,1367]" pageId="6" pageNumber="141">A</emphasis>
|
||
|
|
, LM view of four frustules connected in girdle view;
|
||
|
|
<emphasis bold="true" box="[180,215,1371,1390]" pageId="6" pageNumber="141">B -Q</emphasis>
|
||
|
|
, LM views of the population arranged in decreasing length;
|
||
|
|
<emphasis bold="true" box="[709,722,1372,1390]" pageId="6" pageNumber="141">R</emphasis>
|
||
|
|
, original drawing and notes made by Grunow (Naturhistorisches Museum Wien, Austria);
|
||
|
|
<emphasis bold="true" box="[132,144,1394,1412]" pageId="6" pageNumber="141">S</emphasis>
|
||
|
|
, SEM external detail of the apex of a frustule girdle view showing the girdle bands and the apical pore fields;
|
||
|
|
<emphasis bold="true" box="[1057,1068,1394,1412]" pageId="6" pageNumber="141">T</emphasis>
|
||
|
|
, SEM external view of an entire valve;
|
||
|
|
<emphasis bold="true" box="[1391,1405,1394,1412]" pageId="6" pageNumber="141">U</emphasis>
|
||
|
|
, SEM external detail of a valve apex with the rimoportula;
|
||
|
|
<emphasis bold="true" box="[559,571,1417,1435]" pageId="6" pageNumber="141">V</emphasis>
|
||
|
|
, SEM internal view of an entire valve showing the slightly eccentric position of the rimoportula at one apex. Scale bars: A-Q, T, V, 10 µm; S, U, 1 µm.
|
||
|
|
</paragraph>
|
||
|
|
</caption>
|
||
|
|
<paragraph blockId="6.[130,777,1523,1772]" pageId="6" pageNumber="141">
|
||
|
|
(
|
||
|
|
<figureCitation box="[140,226,1523,1549]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="6" pageNumber="141">Fig. 1T</figureCitation>
|
||
|
|
, arrows). One rimoportula present at one apex, oblique or in line with the last stria at the apex (
|
||
|
|
<figureCitation box="[655,718,1554,1581]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="6" pageNumber="141">Fig. 1</figureCitation>
|
||
|
|
U-W, arrows). Apical pore field present at both apices, relatively large, composed of up to six rows of relatively large, rounded to squarish pores (
|
||
|
|
<figureCitation box="[325,417,1650,1676]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="6" pageNumber="141">Fig. 1W</figureCitation>
|
||
|
|
). Spines never present. Internally, rimoportula distinctly present at one apex (
|
||
|
|
<figureCitation box="[583,638,1682,1708]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="6" pageNumber="141">Fig. 1</figureCitation>
|
||
|
|
X-Y), superimposed on one of the final striae at the apex, centrally placed (
|
||
|
|
<figureCitation box="[138,220,1746,1772]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="6" pageNumber="141">Fig. 1X</figureCitation>
|
||
|
|
) or asymmetrically on one side (
|
||
|
|
<figureCitation box="[572,651,1746,1772]" captionStart="FIG" captionStartId="5.[131,142,1593,1611]" captionTargetBox="[132,1455,215,1552]" captionTargetId="figure-310@5.[132,1455,215,1552]" captionTargetPageId="5" captionText="FIG. 1. — Synedra deformis W.Sm. Images taken from the type material (P. Mill Pond, Lewes, Sussex, United Kingdom): A, LM view of two frustules connected in girdle view; B-R, LM views of the population arranged in decreasing length; S, SEM external view of a frustule in girdle view; T, SEM external view of an entire valve. The arrows indicate interruptions in the areola series of the striae; U, V, SEM external view of two smaller valves. The arrows indicate the rimoportula; W, SEM external detail of the valve apex showing the rimoportula (arrow) and the apical pore field; X, SEM internal view of an entire valve showing the central position of the rimoportula at one apex; Y, SEM internal detail showing the eccentric position of the rimoportula. Scale bars: A-V, X, 10 µm; W, Y, 1 µm." figureDoi="http://doi.org/10.5281/zenodo.7819103" httpUri="https://zenodo.org/record/7819103/files/figure.png" pageId="6" pageNumber="141">Fig. 1Y</figureCitation>
|
||
|
|
).
|
||
|
|
</paragraph>
|
||
|
|
</subSubSection>
|
||
|
|
</treatment>
|
||
|
|
</document>
|