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<document id="BB2D01248BC06FA9F97947D510992427" ID-CLB-Dataset="6176" ID-DOI="10.11646/phytotaxa.30.1.1" ID-GBIF-Dataset="e617ba0d-6329-4481-8c82-15d70cee421c" ID-ISSN="1179-3163" ID-Zenodo-Dep="4894396" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="valdenar" checkinTime="1622649201366" checkinUser="felipe" docAuthor="Levkov, Zlatko &amp; Williams, David M." docDate="2011" docId="03AC87D2B85EFFC800FDFBAE23F5DA9D" docLanguage="en" docName="Phytotaxa.30.1-41.pdf.imf" docOrigin="Phytotaxa 30" docSource="http://biotaxa.org/Phytotaxa/article/view/phytotaxa.30.1.1" docStyle="DocumentStyle:13F189B31CB4CCCE9197361A4E100104.3:Phytotaxa.2011-2013.journal_article" docStyleId="13F189B31CB4CCCE9197361A4E100104" docStyleName="Phytotaxa.2011-2013.journal_article" docStyleVersion="3" docTitle="Odontidium minutum Levkov &amp; D. M. Williams 2011, sp. nov." docType="treatment" docVersion="9" lastPageNumber="4" masterDocId="FF95FFAAB85FFFCB006AFF802103DC05" masterDocTitle="Fifteen new diatom (Bacillariophyta) species from Lake Ohrid, Macedonia" masterLastPageNumber="41" masterPageNumber="1" pageNumber="2" updateTime="1720197115004" updateUser="valdenar" zenodo-license-document="CLOSED">
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<mods:title id="20026A2F911808A3E46BA18F5614154F">Fifteen new diatom (Bacillariophyta) species from Lake Ohrid, Macedonia</mods:title>
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<mods:name id="952F052C5892C556F73C158C89F1E3F0" type="personal">
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<mods:namePart id="C6280C8D7BF6AA6D7557BA79D3EE2FE8">Levkov, Zlatko</mods:namePart>
<mods:affiliation id="8373D260B7AB3515737D967632C54C11">Institute of Biology, Faculty of Natural Sciences, Gazi Baba bb, Skopje, R. Macedonia. E-mail: zlevkov @ iunona. pmf. ukim. edu. mk Department of Botany, the Natural History Museum, Cromwell Road, London, United Kingdom. Email: d. m. williams @ nhm. ac. uk</mods:affiliation>
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<mods:namePart id="E076D65B761F54A403E74A6761A0DF49">Williams, David M.</mods:namePart>
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<mods:title id="68FB7C7BE053E412AE5D0E742041D20A">Phytotaxa</mods:title>
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<mods:date id="9125FE3D3E8EE15A1F539A52BF9CC64A">2011</mods:date>
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<mods:number id="D683B64BF8A7F34158003CB3F8433027">2011-10-14</mods:number>
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<mods:number id="7BEC120B22885CC557D2F0FAB2EBEF37">30</mods:number>
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<mods:classification id="28085178FC0BA2D788E443545EC73EB3">journal article</mods:classification>
<mods:identifier id="56846B7C42F025E6BCC3A77D1C0C067F" type="CLB-Dataset">6176</mods:identifier>
<mods:identifier id="99989CFF06F1526D6F93902C962A0604" type="DOI">10.11646/phytotaxa.30.1.1</mods:identifier>
<mods:identifier id="1871FB13327B8D56D9FA293C381385D2" type="GBIF-Dataset">e617ba0d-6329-4481-8c82-15d70cee421c</mods:identifier>
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<treatment id="03AC87D2B85EFFC800FDFBAE23F5DA9D" ID-DOI="http://doi.org/10.5281/zenodo.4924745" ID-GBIF-Taxon="182645381" ID-Zenodo-Dep="4924745" LSID="urn:lsid:plazi:treatment:03AC87D2B85EFFC800FDFBAE23F5DA9D" httpUri="http://treatment.plazi.org/id/03AC87D2B85EFFC800FDFBAE23F5DA9D" lastPageId="3" lastPageNumber="4" pageId="1" pageNumber="2">
<subSubSection id="C31F654FB85EFFCA00FDFBAE2500D8CE" pageId="1" pageNumber="2" type="nomenclature">
<paragraph id="8BBA36C4B85EFFCA00FDFBAE2572D84E" blockId="1.[151,1436,1070,1300]" box="[151,1137,1070,1099]" pageId="1" pageNumber="2">
<heading id="D0F281A8B85EFFCA00FDFBAE2572D84E" bold="true" box="[151,1137,1070,1099]" fontSize="12" level="1" pageId="1" pageNumber="2" reason="1">
<emphasis id="B971EAD6B85EFFCA00FDFBAE2572D84E" bold="true" box="[151,1137,1070,1099]" pageId="1" pageNumber="2">
<taxonomicName id="4C054D47B85EFFCA00FDFBAE220CD84E" authority="Levkov &amp; D.M.Williams" authorityName="Levkov &amp; D. M. Williams" authorityYear="2011" box="[151,783,1070,1099]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="CoL" kingdom="Chromista" order="Fragilariales" pageId="1" pageNumber="2" phylum="Ochrophyta" rank="species" species="minutum" status="sp. nov.">
<emphasis id="B971EAD6B85EFFCA00FDFBAE20B5D84F" bold="true" box="[151,438,1070,1098]" italics="true" pageId="1" pageNumber="2">Odontidium minutum</emphasis>
Levkov &amp; D.M.Williams
</taxonomicName>
,
<emphasis id="B971EAD6B85EFFCA0377FBAE2283D84F" bold="true" box="[797,896,1070,1098]" italics="true" pageId="1" pageNumber="2">
<taxonomicNameLabel id="A24257ADB85EFFCA0377FBAE2283D84F" box="[797,896,1070,1098]" pageId="1" pageNumber="2" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(
<figureCitation id="133E2A41B85EFFCA03FBFBAE2504D84E" box="[913,1031,1070,1099]" captionStart="FIGURES 1–24" captionStartId="2.[151,271,1946,1970]" captionTargetBox="[352,1235,661,1921]" captionTargetId="figure-218@2.[352,1235,661,1921]" captionTargetPageId="2" captionText="FIGURES 1–24. LM micrographs. Figs 1–9. Odontidium minutum. Figs 10–17. Staurosirella pulchella. Figs 18–24. Navicula subviridula. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.4894398" httpUri="https://zenodo.org/record/4894398/files/figure.png" pageId="1" pageNumber="2">Figs 1–9</figureCitation>
;
<figureCitation id="133E2A41B85EFFCA047CFBAE256AD84E" box="[1046,1129,1070,1099]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">25–30</figureCitation>
)
</emphasis>
</heading>
</paragraph>
<paragraph id="8BBA36C4B85EFFCA00FDFBD42500D8CE" blockId="1.[151,1436,1070,1300]" pageId="1" pageNumber="2">
<emphasis id="B971EAD6B85EFFCA00FDFBD42500D8CE" italics="true" pageId="1" pageNumber="2">
Frustula aspectu cinguli rectangulata.
<collectingRegion id="49C1F826B85EFFCA022BFBD4238BD86E" box="[577,648,1108,1131]" country="Bulgaria" name="Vratsa" pageId="1" pageNumber="2">Valvae</collectingRegion>
ellipticae (nec lanceolatae) apicubus rotundatae (nec cuneatae),
<quantity id="4CFD9B21B85EFFCA0533FBD421E9D88E" metricMagnitude="-2" metricUnit="m" metricValue="1.4" metricValueMax="1.6" metricValueMin="1.2" pageId="1" pageNumber="2" unit="mm" value="14.0" valueMax="16.0" valueMin="12.0">12–16 µm</quantity>
longae,
<quantity id="4CFD9B21B85EFFCA0122FBF420A5D88E" box="[328,422,1140,1163]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" metricValueMax="1.1" metricValueMin="0.9" pageId="1" pageNumber="2" unit="mm" value="10.0" valueMax="11.0" valueMin="9.0">9–11 µm</quantity>
latae. Costae transapicales
<quantity id="4CFD9B21B85EFFCA02B0FBF4221CD88E" box="[730,799,1140,1163]" metricMagnitude="-2" metricUnit="m" metricValue="8.89" metricValueMax="12.7" metricValueMin="5.08" pageId="1" pageNumber="2" unit="in" value="3.5" valueMax="5.0" valueMin="2.0">2–5 in</quantity>
<quantity id="4CFD9B21B85EFFCA034CFBF4226ED88E" box="[806,877,1140,1163]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="2" unit="mm" value="10.0">10 µm</quantity>
, 4–6 striae inter costas. Striae simplices, paralellae in media parte, transientes radiantes vel paulo curvatae sub apicibus
<quantity id="4CFD9B21B85EFFCA039DFB14255ED8AE" box="[1015,1117,1172,1195]" metricMagnitude="-1" metricUnit="m" metricValue="6.858" metricValueMax="7.62" metricValueMin="6.096" pageId="1" pageNumber="2" unit="in" value="27.0" valueMax="30.0" valueMin="24.0">24–30 in</quantity>
<quantity id="4CFD9B21B85EFFCA0400FB1425B6D8AE" box="[1130,1205,1172,1195]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="2" unit="mm" value="10.0">10 µm</quantity>
facile discernandae microscopio photonico. Cingulum simplex et a 4–8 zonis apertis compositum.
</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="C31F654FB85EFFC800FDFB5323F5DA9D" lastPageId="3" lastPageNumber="4" pageId="1" pageNumber="2" type="materials_examined">
<paragraph id="8BBA36C4B85EFFCA00FDFB53241CD911" blockId="1.[151,1436,1070,1300]" pageId="1" pageNumber="2">
<materialsCitation id="3B6D3C99B85EFFCA00FDFB53249FD8EB" ID-GBIF-Occurrence="3128566328" box="[151,1436,1235,1262]" collectingDate="2003-01-31" country="Macedonia" county="Lake" location="Brown" municipality="St. Naum" pageId="1" pageNumber="2" specimenCount="1" stateProvince="Ohrid" typeStatus="holotype">
<emphasis id="B971EAD6B85EFFCA00FDFB5321D6D8E8" bold="true" box="[151,213,1235,1261]" pageId="1" pageNumber="2">
<typeStatus id="54BE8866B85EFFCA00FDFB5321D6D8E8" box="[151,213,1235,1261]" pageId="1" pageNumber="2">Type</typeStatus>
</emphasis>
:—
<collectingCountry id="F3127654B85EFFCA0092FB5420B5D8EB" box="[248,438,1236,1262]" name="Macedonia" pageId="1" pageNumber="2">MACEDONIA</collectingCountry>
:
<collectingCounty id="62DB4E48B85EFFCA01A8FB5420FED8EB" box="[450,509,1236,1262]" pageId="1" pageNumber="2">Lake</collectingCounty>
<collectingRegion id="49C1F826B85EFFCA026CFB54234DD8EB" box="[518,590,1236,1262]" country="Macedonia" name="Ohrid" pageId="1" pageNumber="2">Ohrid</collectingRegion>
,
<collectingMunicipality id="6BDEACBEB85EFFCA0231FB5423CFD8EB" box="[603,716,1236,1262]" pageId="1" pageNumber="2">St. Naum</collectingMunicipality>
springs,
<location id="8EDA601FB85EFFCA0351FB54228FD8EB" LSID="urn:lsid:plazi:treatment:03AC87D2B85EFFC800FDFBAE23F5DA9D:8EDA601FB85EFFCA0351FB54228FD8EB" box="[827,908,1236,1262]" country="Macedonia" county="Lake" municipality="St. Naum" name="Brown" pageId="1" pageNumber="2" stateProvince="Ohrid">Brown</location>
filaments, collection date:
<date id="FFBB1004B85EFFCA04BFFB54249FD8EB" box="[1237,1436,1236,1262]" pageId="1" pageNumber="2" value="2003-01-31">
<collectingDate id="EFFFE9ECB85EFFCA04BFFB54249FD8EB" box="[1237,1436,1236,1262]" pageId="1" pageNumber="2" value="2003-01-31">31 January 2003</collectingDate>
</date>
</materialsCitation>
(Accession No. MKNDC 000407).
<materialsCitation id="3B6D3C99B85EFFCA0252FB7A2419D911" ID-GBIF-Occurrence="3128566312" accessionNumber="BM 101466" box="[568,1306,1274,1300]" collectionCode="BM" pageId="1" pageNumber="2" specimenCount="1" typeStatus="holotype">
Slide
<collectionCode id="ED14AE01B85EFFCA0211FB7A23AAD911" box="[635,681,1274,1300]" country="United Kingdom" name="Bristol Museum" pageId="1" pageNumber="2">BM</collectionCode>
101466 (
<typeStatus id="54BE8866B85EFFCA037DFB7A2287D911" box="[791,900,1274,1300]" pageId="1" pageNumber="2" type="holotype">holotype</typeStatus>
). Slide MKNDC 000548 (isotype)
</materialsCitation>
.
</paragraph>
<paragraph id="8BBA36C4B85EFFCA00ACFAC8224CD9D3" blockId="1.[151,1437,1352,2035]" pageId="1" pageNumber="2">
Frustules rectangular in girdle view. Valves elliptical, with rounded poles, length
<quantity id="4CFD9B21B85EFFCA04E7FAC8240AD967" box="[1165,1289,1352,1378]" metricMagnitude="-2" metricUnit="m" metricValue="1.4" metricValueMax="1.6" metricValueMin="1.2" pageId="1" pageNumber="2" unit="mm" value="14.0" valueMax="16.0" valueMin="12.0">12–16 µm</quantity>
, width
<quantity id="4CFD9B21B85EFFCA0508FAC821C0D98D" metricMagnitude="-2" metricUnit="m" metricValue="1.0" metricValueMax="1.1" metricValueMin="0.9" pageId="1" pageNumber="2" unit="mm" value="10.0" valueMax="11.0" valueMin="9.0">9–11 µm</quantity>
. Transapical ribs nearly all appear primary,
<quantity id="4CFD9B21B85EFFCA02B7FAEE222AD98D" box="[733,809,1390,1416]" metricMagnitude="-2" metricUnit="m" metricValue="8.89" metricValueMax="12.7" metricValueMin="5.08" pageId="1" pageNumber="2" unit="in" value="3.5" valueMax="5.0" valueMin="2.0">2–5 in</quantity>
<quantity id="4CFD9B21B85EFFCA0358FAEE2287D98D" box="[818,900,1390,1416]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="2" unit="mm" value="10.0">10 µm</quantity>
, c. 4–8 rows of striae between pairs of ribs. Striae simple, parallel towards middle, becoming radiate and slightly curved at valve apices,
<quantity id="4CFD9B21B85EFFCA04B3FA152442D9AA" box="[1241,1345,1429,1455]" metricMagnitude="-1" metricUnit="m" metricValue="6.858" metricValueMax="7.62" metricValueMin="6.096" pageId="1" pageNumber="2" unit="in" value="27.0" valueMax="30.0" valueMin="24.0">24–30 in</quantity>
<quantity id="4CFD9B21B85EFFCA0522FA152494D9AA" box="[1352,1431,1429,1455]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="2" unit="mm" value="10.0">10 µm</quantity>
, indistinct. Cingulum simple, composed of 4–8 bands (LM).
</paragraph>
<paragraph id="8BBA36C4B85EFFCA00ACFA622545DB5D" blockId="1.[151,1437,1352,2035]" pageId="1" pageNumber="2">
External valve surface rippled, with numerous small spines (spinules) along valve face margin, each occurring on a virga, irregularly positioned, pointing out from valve in variable directions (
<figureCitation id="133E2A41B85EFFCA04BCF989248DDA26" box="[1238,1422,1545,1571]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 25, 27, 28</figureCitation>
). Outer valve surface covered with small protrusions (nodules); internally, with uniseriate striae; transapical ribs primary, with few secondary ribs (
<figureCitation id="133E2A41B85EFFCA0231F9D623E7DA75" box="[603,740,1622,1648]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 29, 30</figureCitation>
). Sternum broad, ill-defined, extending from each pole into apical pore field (
<figureCitation id="133E2A41B85EFFCA0109F9FD20B9DA92" box="[355,442,1661,1687]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Fig. 27</figureCitation>
). One rimoportula per valve, polar, oriented within or adjacent to a stria, replacing 3– 5 vimines, a simple slit externally (
<figureCitation id="133E2A41B85EFFCA025AF92423B4DABB" box="[560,695,1700,1726]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 27, 28</figureCitation>
), internally with protruding lips (
<figureCitation id="133E2A41B85EFFCA0450F92425C1DABB" box="[1082,1218,1700,1726]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 29, 30</figureCitation>
). Apical pore field simple, occurring at each pole, composed of round pores. APF pores are more closely packed than areolae density (
<figureCitation id="133E2A41B85EFFCA0090F9712081DB0E" box="[250,386,1777,1803]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 27, 28</figureCitation>
). Girdle composed of c. 6–10 open bands, all similar, with single series of poroids on pars interior (
<figureCitation id="133E2A41B85EFFCA016BF898208DDB37" box="[257,398,1816,1842]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 25, 26</figureCitation>
), multiple sets of poroids on pars exterior (
<figureCitation id="133E2A41B85EFFCA03F6F8982529DB37" box="[924,1066,1816,1842]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 25, 26</figureCitation>
). Bands become progressively narrower towards epivalve (
<figureCitation id="133E2A41B85EFFCA01B4F8BE2367DB5D" box="[478,612,1854,1880]" captionStart="FIGURES 25–30" captionStartId="3.[151,269,1425,1449]" captionTargetBox="[353,1233,151,1402]" captionTargetId="figure-217@3.[352,1234,143,1403]" captionTargetPageId="3" captionText="FIGURES 25–30: SEM micrographs of Odontidium minutum (type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm." figureDoi="http://doi.org/10.5281/zenodo.4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="1" pageNumber="2">Figs 25, 26</figureCitation>
) and covered with small nodules (
<collectionCode id="ED14AE01B85EFFCA039DF8BE253ADB5D" box="[1015,1081,1854,1880]" pageId="1" pageNumber="2">SEM</collectionCode>
).
</paragraph>
<paragraph id="8BBA36C4B85EFFC900ACF8E5244ADD9F" blockId="1.[151,1437,1352,2035]" lastBlockId="2.[151,1436,152,564]" lastPageId="2" lastPageNumber="3" pageId="1" pageNumber="2">
<emphasis id="B971EAD6B85EFFCA00ACF8E5206FDB7A" bold="true" box="[198,364,1893,1919]" pageId="1" pageNumber="2">Observations</emphasis>
:—
<taxonomicName id="4C054D47B85EFFCA01F8F8E5238DDB7B" authorityName="Levkov &amp; D. M. Williams" authorityYear="2011" box="[402,654,1893,1918]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="1" pageNumber="2" phylum="Ochrophyta" rank="species" species="minutum">
<emphasis id="B971EAD6B85EFFCA01F8F8E5238DDB7B" box="[402,654,1893,1918]" italics="true" pageId="1" pageNumber="2">Odontidium minutum</emphasis>
</taxonomicName>
can be characterized by its small valve size and shape, retained during its life cycle. It resembles some smaller specimens of
<taxonomicName id="4C054D47B85EFFCA0318F80C2572DBA0" box="[882,1137,1932,1957]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="1" pageNumber="2" phylum="Ochrophyta" rank="species" species="mesodon">
<emphasis id="B971EAD6B85EFFCA0318F80C2572DBA0" box="[882,1137,1932,1957]" italics="true" pageId="1" pageNumber="2">Odontidium mesodon</emphasis>
</taxonomicName>
but can be differentiated from it by the valve shape (lanceolate to elliptic–lanceolate) and its smaller size. Additionally, the striae in
<taxonomicName id="4C054D47B85EFFCA0515F8332002DBF7" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="1" pageNumber="2" phylum="Ochrophyta" rank="species" species="mesodon">
<emphasis id="B971EAD6B85EFFCA0515F8332002DBF7" italics="true" pageId="1" pageNumber="2">O. mesodon</emphasis>
</taxonomicName>
are coarser and clearly visible with LM (
<bibRefCitation id="EF944B35B85EFFCA029DF85922ADDBF6" author="Williams, D. M." box="[759,942,2009,2035]" pageId="1" pageNumber="2" pagination="1 - 228" refId="ref22387" refString="Williams, D. M. (1985) Morphology, taxonomy and interrelationships of the ribbed araphid diatoms from the genera Diatoma and Meridion (Diatomaceae: Bacillariophyta). Bibliotheca Diatomologica 8: 1 - 228." type="journal article" year="1985">Williams 1985</bibRefCitation>
).
<taxonomicName id="4C054D47B85EFFCA03AEF85925C2DBF7" box="[964,1217,2009,2034]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="1" pageNumber="2" phylum="Ochrophyta" rank="species" species="hiemalis">
<emphasis id="B971EAD6B85EFFCA03AEF85925C2DBF7" box="[964,1217,2009,2034]" italics="true" pageId="1" pageNumber="2">Odontidium hiemalis</emphasis>
</taxonomicName>
has longer valves with a clearer linear outline, coarse striae and a distinct sternum (
<bibRefCitation id="EF944B35B85DFFC903C9FF18255BDCB7" author="Williams, D. M." box="[931,1112,152,178]" pageId="2" pageNumber="3" pagination="1 - 228" refId="ref22387" refString="Williams, D. M. (1985) Morphology, taxonomy and interrelationships of the ribbed araphid diatoms from the genera Diatoma and Meridion (Diatomaceae: Bacillariophyta). Bibliotheca Diatomologica 8: 1 - 228." type="journal article" year="1985">Williams 1985</bibRefCitation>
), features not present in
<taxonomicName id="4C054D47B85DFFC90515FF1821FEDCDD" authorityName="Levkov &amp; D. M. Williams" authorityYear="2011" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="3" phylum="Ochrophyta" rank="species" species="minutum">
<emphasis id="B971EAD6B85DFFC90515FF1821FEDCDD" italics="true" pageId="2" pageNumber="3">O. minutum</emphasis>
</taxonomicName>
.
<taxonomicName id="4C054D47B85DFFC90166FF3F23C1DCDD" authority="Grunow" authorityName="Grunow" box="[268,706,190,216]" class="Magnoliopsida" family="Rhizophoraceae" genus="Diatoma" higherTaxonomySource="CoL" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="3" phylum="Tracheophyta" rank="variety" species="vulgaris" variety="brevis">
<emphasis id="B971EAD6B85DFFC90166FF3F20D9DCDD" box="[268,474,191,216]" italics="true" pageId="2" pageNumber="3">Diatoma vulgaris</emphasis>
var.
<emphasis id="B971EAD6B85DFFC9027EFF3F2358DCDD" box="[532,603,191,216]" italics="true" pageId="2" pageNumber="3">brevis</emphasis>
Grunow
</taxonomicName>
was considered a synonym of
<taxonomicName id="4C054D47B85DFFC90446FF3F25B3DCDD" authorityName="J.B.G.G.M.Bory de Saint-Vincent" authorityYear="1824" box="[1068,1200,191,216]" class="Magnoliopsida" family="Rhizophoraceae" genus="Diatoma" higherTaxonomySource="CoL" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="3" phylum="Tracheophyta" rank="species" species="vulgaris">
<emphasis id="B971EAD6B85DFFC90446FF3F25B3DCDD" box="[1068,1200,191,216]" italics="true" pageId="2" pageNumber="3">D. vulgaris</emphasis>
</taxonomicName>
by
<bibRefCitation id="EF944B35B85DFFC904B6FF3E249FDCDD" author="Williams, D. M." box="[1244,1436,190,216]" pageId="2" pageNumber="3" pagination="1 - 228" refId="ref22387" refString="Williams, D. M. (1985) Morphology, taxonomy and interrelationships of the ribbed araphid diatoms from the genera Diatoma and Meridion (Diatomaceae: Bacillariophyta). Bibliotheca Diatomologica 8: 1 - 228." type="journal article" year="1985">Williams (1985)</bibRefCitation>
while
<bibRefCitation id="EF944B35B85DFFC90089FF652390DCFA" author="Krammer, K. &amp; Lange-Bertalot, H." box="[227,659,229,255]" pageId="2" pageNumber="3" refId="ref20030" refString="Krammer, K. &amp; Lange-Bertalot, H. (1991) Bacillariophyceae 3. Teil: Centrales, Fragilariaceae, Eunotiaceae. In: Ettl, H., Gerloff, J., Heying, H. &amp; Mollenhauer, D. (eds.): Susswasserflora von Mitteleuropa 2 / 3, Jena: Gustav Fisher Verlag, 576 pp." type="book" year="1991">Krammer &amp; Lange-Bertalot (1991)</bibRefCitation>
considered it as an unnamed variant.
<bibRefCitation id="EF944B35B85DFFC90403FF65249FDCFA" author="Patrick, R. M. &amp; Reimer, C. W." box="[1129,1436,229,255]" pageId="2" pageNumber="3" refId="ref21251" refString="Patrick, R. M. &amp; Reimer, C. W. (1966) The Diatoms of the United States exclusive of Alaska and Hawaii. Volume 1. Fragilariaceae, Eunotoniaceae, Achnanthaceae, Naviculaceae. Philadelphia: Monographs of the Academy of Natural Sciences of Philadelphia vol 13, 688 pp." type="book" year="1966">
<collectingRegion id="49C1F826B85DFFC90403FF6525BCDCFA" box="[1129,1215,229,255]" country="Saint Vincent and the Grenadines" name="Saint Patrick" pageId="2" pageNumber="3">Patrick</collectingRegion>
&amp; Reimer (1966)
</bibRefCitation>
recognized
<taxonomicName id="4C054D47B85DFFC90175FE8C236CDD20" box="[287,623,268,294]" class="Magnoliopsida" family="Rhizophoraceae" genus="Diatoma" higherTaxonomySource="CoL" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="3" phylum="Tracheophyta" rank="variety" species="vulgaris" variety="brevis">
<emphasis id="B971EAD6B85DFFC90175FE8C20EEDD20" box="[287,493,268,293]" italics="true" pageId="2" pageNumber="3">Diatoma vulgaris</emphasis>
var.
<emphasis id="B971EAD6B85DFFC90242FE8C236CDD20" box="[552,623,268,293]" italics="true" pageId="2" pageNumber="3">brevis</emphasis>
</taxonomicName>
as a separate entity characterized by lanceolate shaped valves, larger size (L=
<quantity id="4CFD9B21B85DFFC90169FEB22082DD49" box="[259,385,306,332]" metricMagnitude="-2" metricUnit="m" metricValue="3.7" metricValueMax="5.0" metricValueMin="2.4" pageId="2" pageNumber="3" unit="mm" value="37.0" valueMax="50.0" valueMin="24.0">24–50 µm</quantity>
; B=
<quantity id="4CFD9B21B85DFFC901D7FEB22339DD49" box="[445,570,306,332]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" metricValueMax="1.3" metricValueMin="1.1" pageId="2" pageNumber="3" unit="mm" value="12.0" valueMax="13.0" valueMin="11.0">11–13 µm</quantity>
), coarser and distantly spaced striae (about
<quantity id="4CFD9B21B85DFFC90426FEB2258ADD49" box="[1100,1161,306,332]" metricMagnitude="-1" metricUnit="m" metricValue="4.064" pageId="2" pageNumber="3" unit="in" value="16.0">16 in</quantity>
<quantity id="4CFD9B21B85DFFC904F8FEB225E2DD49" box="[1170,1249,306,332]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="3" unit="mm" value="10.0">10 µm</quantity>
) and a distinct, linear sternum.
<taxonomicName id="4C054D47B85DFFC9013CFED9235BDD77" authorityName="Levkov &amp; D. M. Williams" authorityYear="2011" box="[342,600,345,370]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Fragilariales" pageId="2" pageNumber="3" phylum="Ochrophyta" rank="species" species="minutum">
<emphasis id="B971EAD6B85DFFC9013CFED9235BDD77" box="[342,600,345,370]" italics="true" pageId="2" pageNumber="3">Odontidium minutum</emphasis>
</taxonomicName>
can be easily differentiated from
<taxonomicName id="4C054D47B85DFFC9039CFED92406DD77" box="[1014,1285,345,371]" class="Magnoliopsida" family="Rhizophoraceae" genus="Diatoma" higherTaxonomySource="CoL" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="3" phylum="Tracheophyta" rank="variety" species="vulgaris" variety="brevis">
<emphasis id="B971EAD6B85DFFC9039CFED9257CDD77" box="[1014,1151,345,370]" italics="true" pageId="2" pageNumber="3">D. vulgaris</emphasis>
var.
<emphasis id="B971EAD6B85DFFC904D7FED92406DD77" box="[1213,1285,345,370]" italics="true" pageId="2" pageNumber="3">brevis</emphasis>
</taxonomicName>
by its valve shape, size, number and density of ribs (
<quantity id="4CFD9B21B85DFFC90204FE0023B9DD9F" box="[622,698,384,410]" metricMagnitude="-1" metricUnit="m" metricValue="1.778" metricValueMax="2.032" metricValueMin="1.524" pageId="2" pageNumber="3" unit="in" value="7.0" valueMax="8.0" valueMin="6.0">6–8 in</quantity>
<quantity id="4CFD9B21B85DFFC902ABFE00220EDD9F" box="[705,781,384,410]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="3" unit="mm" value="10.0">10 µm</quantity>
in the latter), and presence of a distinct sternum.
</paragraph>
<paragraph id="8BBA36C4B85DFFC900ACFE2720B2DE31" blockId="2.[151,1436,152,564]" pageId="2" pageNumber="3">
<taxonomicName id="4C054D47B85DFFC900ACFE272051DDC5" authorityName="Kutzing" authorityYear="1844" box="[198,338,423,448]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Fragilariales" pageId="2" pageNumber="3" phylum="Ochrophyta" rank="genus">
<emphasis id="B971EAD6B85DFFC900ACFE272051DDC5" box="[198,338,423,448]" italics="true" pageId="2" pageNumber="3">Odontidium</emphasis>
</taxonomicName>
can be separated from
<taxonomicName id="4C054D47B85DFFC902EDFE2723EEDDC5" box="[647,749,423,448]" class="Magnoliopsida" family="Rhizophoraceae" genus="Diatoma" higherTaxonomySource="CoL" kingdom="Plantae" order="Malpighiales" pageId="2" pageNumber="3" phylum="Tracheophyta" rank="genus">
<emphasis id="B971EAD6B85DFFC902EDFE2723EEDDC5" box="[647,749,423,448]" italics="true" pageId="2" pageNumber="3">Diatoma</emphasis>
</taxonomicName>
by the structure of the sternum—wide and diffuse in
<taxonomicName id="4C054D47B85DFFC900FDFE4D2026DDE3" authorityName="Kutzing" authorityYear="1844" box="[151,293,461,486]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Fragilariales" pageId="2" pageNumber="3" phylum="Ochrophyta" rank="genus">
<emphasis id="B971EAD6B85DFFC900FDFE4D2026DDE3" box="[151,293,461,486]" italics="true" pageId="2" pageNumber="3">Odontidium</emphasis>
</taxonomicName>
—its complex girdle structure and the coarser structure of the striae and ribs of the valves (
<bibRefCitation id="EF944B35B85DFFC90506FE4D2043DE0B" author="Van Heurck, H." pageId="2" pageNumber="3" refId="ref22294" refString="Van Heurck, H. (1896) A Treatise on the Diatomaceae. Translated by W. E. Baxter. London: William Wesley &amp; Son, 558 pp." type="book" year="1896">
<collectingRegion id="49C1F826B85DFFC90506FE4D249FDDE2" box="[1388,1436,461,487]" country="Turkey" name="Van" pageId="2" pageNumber="3">Van</collectingRegion>
Heurck 1896
</bibRefCitation>
). The general features of
<taxonomicName id="4C054D47B85DFFC902E2FE74221EDE08" authorityName="Kutzing" authorityYear="1844" box="[648,797,500,525]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Fragilariales" pageId="2" pageNumber="3" phylum="Ochrophyta" rank="genus">
<emphasis id="B971EAD6B85DFFC902E2FE74221EDE08" box="[648,797,500,525]" italics="true" pageId="2" pageNumber="3">Odontidium</emphasis>
</taxonomicName>
are present in these specimens, hence the generic placement of this taxon.
</paragraph>
<caption id="DF7A664CB85DFFC900FDF81A234CDBD2" ID-DOI="http://doi.org/10.5281/zenodo.4894398" ID-Zenodo-Dep="4894398" httpUri="https://zenodo.org/record/4894398/files/figure.png" pageId="2" pageNumber="3" startId="2.[151,271,1946,1970]" targetBox="[352,1235,661,1921]" targetPageId="2">
<paragraph id="8BBA36C4B85DFFC900FDF81A234CDBD2" blockId="2.[151,1437,1946,2008]" pageId="2" pageNumber="3">
<emphasis id="B971EAD6B85DFFC900FDF81A204EDBB7" bold="true" box="[151,333,1946,1970]" pageId="2" pageNumber="3">FIGURES 1–24</emphasis>
. LM micrographs. Figs 1–9.
<taxonomicName id="4C054D47B85DFFC902FBF81B2279DBB7" authorityName="Levkov &amp; D. M. Williams" authorityYear="2011" box="[657,890,1947,1970]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Fragilariales" pageId="2" pageNumber="3" phylum="Ochrophyta" rank="species" species="minutum">
<emphasis id="B971EAD6B85DFFC902FBF81B2279DBB7" box="[657,890,1947,1970]" italics="true" pageId="2" pageNumber="3">Odontidium minutum</emphasis>
</taxonomicName>
. Figs 10–17.
<taxonomicName id="4C054D47B85DFFC90478F81B240FDBB7" authorityName="Levkov &amp; D. M. Williams" authorityYear="2011" box="[1042,1292,1947,1970]" class="Bacillariophyceae" family="Fragilariaceae" genus="Staurosirella" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="3" phylum="Bacillariophyta" rank="species" species="pulchella">
<emphasis id="B971EAD6B85DFFC90478F81B240FDBB7" box="[1042,1292,1947,1970]" italics="true" pageId="2" pageNumber="3">Staurosirella pulchella</emphasis>
</taxonomicName>
. Figs 18–24.
<taxonomicName id="4C054D47B85DFFC900FDF8412074DBDD" authorityName="Levkov" authorityYear="2011" box="[151,375,1985,2008]" class="Bacillariophyceae" family="Naviculaceae" genus="Navicula" higherTaxonomySource="CoL" kingdom="Animalia" order="Naviculales" pageId="2" pageNumber="3" phylum="Ochrophyta" rank="species" species="subviridula">
<emphasis id="B971EAD6B85DFFC900FDF8412074DBDD" box="[151,375,1985,2008]" italics="true" pageId="2" pageNumber="3">Navicula subviridula</emphasis>
</taxonomicName>
. Scale bar = 10 µm.
</paragraph>
</caption>
<caption id="DF7A664CB85CFFC800FDFA1122B7DA2D" ID-DOI="http://doi.org/10.5281/zenodo.4894400" ID-Zenodo-Dep="4894400" httpUri="https://zenodo.org/record/4894400/files/figure.png" pageId="3" pageNumber="4" startId="3.[151,269,1425,1449]" targetBox="[353,1233,151,1402]" targetPageId="3">
<paragraph id="8BBA36C4B85CFFC800FDFA1122B7DA2D" blockId="3.[151,1430,1425,1576]" pageId="3" pageNumber="4">
<emphasis id="B971EAD6B85CFFC800FDFA11205CD9AC" bold="true" box="[151,351,1425,1449]" pageId="3" pageNumber="4">FIGURES 25–30:</emphasis>
SEM micrographs of
<taxonomicName id="4C054D47B85CFFC80226FA11222CD9AD" authorityName="Levkov &amp; D. M. Williams" authorityYear="2011" box="[588,815,1425,1448]" class="Bacillariophyceae" family="Fragilariaceae" genus="Odontidium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Fragilariales" pageId="3" pageNumber="4" phylum="Ochrophyta" rank="species" species="minutum">
<emphasis id="B971EAD6B85CFFC80226FA11222CD9AD" box="[588,815,1425,1448]" italics="true" pageId="3" pageNumber="4">Odontidium minutum</emphasis>
</taxonomicName>
(type material). Figs 25, 26. SEM external view of frustule and girdle bands. Fig. 27. SEM external valve view. Broad lanceolate sternum, apical pore fields (APF) on the valve apices and a single rimoportula present. Fig. 28. Detail of the valve end showing APF and external opening of rimoportula. Fig. 29. Internal valve view. Fig. 30. Detail of valve end showing internal opening of rimoportula, striae and APF. Scale bars in Figs 25, 27, 29 = 5 µm, Fig. 26 = 10 µm; Figs 28, 30 = 2 µm.
</paragraph>
</caption>
<paragraph id="8BBA36C4B85CFFC800FDF9FB23F5DA9D" blockId="3.[151,758,1659,1688]" box="[151,758,1659,1688]" pageId="3" pageNumber="4">
<emphasis id="B971EAD6B85CFFC800FDF9FB21EDDA9D" bold="true" box="[151,238,1659,1688]" pageId="3" pageNumber="4">Genus</emphasis>
<taxonomicName id="4C054D47B85CFFC8009CF9FC23F5DA9D" authority="Williams &amp; Round (1987)" authorityName="Williams &amp; Round" authorityYear="1987" box="[246,758,1660,1688]" class="Bacillariophyceae" family="Fragilariaceae" genus="Staurosirella" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="3" pageNumber="4" phylum="Bacillariophyta" rank="genus">
<emphasis id="B971EAD6B85CFFC8009CF9FC209CDA9D" bold="true" box="[246,415,1660,1688]" italics="true" pageId="3" pageNumber="4">Staurosirella</emphasis>
<bibRefCitation id="EF944B35B85CFFC801CDF9FC23F5DA9D" author="Williams, D. M. &amp; Round, F. E." box="[423,758,1660,1688]" pageId="3" pageNumber="4" pagination="267 - 288" refId="ref22426" refString="Williams, D. M. &amp; Round, F. E. (1987) Revision of the genus Fragilaria. Diatom Research 2: 267 - 288." type="journal article" year="1987">Williams &amp; Round (1987)</bibRefCitation>
</taxonomicName>
</paragraph>
</subSubSection>
</treatment>
</document>
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