280 lines
40 KiB
XML
280 lines
40 KiB
XML
<document id="52A1699223A3CB15239C7BA8021CC04F" ID-CLB-Dataset="6419" ID-DOI="10.11646/phytotaxa.54.1.6" ID-GBIF-Dataset="80797411-00f5-414d-b9d7-f31b049a7b07" ID-ISSN="1179-3163" ID-Zenodo-Dep="4814840" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1622056842064" checkinUser="felipe" docAuthor="Gong, Zhijun & Li, Yanling" docDate="2012" docId="F27787DDFFD6FFCC838CFB3AFAD80C06" docLanguage="en" docName="Phytotaxa.54.59-64.pdf.imf" docOrigin="Phytotaxa 54" docSource="http://biotaxa.org/Phytotaxa/article/view/phytotaxa.54.1.6" docStyle="DocumentStyle:13F189B31CB4CCCE9197361A4E100104.3:Phytotaxa.2011-2013.journal_article" docStyleId="13F189B31CB4CCCE9197361A4E100104" docStyleName="Phytotaxa.2011-2013.journal_article" docStyleVersion="3" docTitle="Gomphonema yaominae Gong & Li 2012, sp. nov." docType="treatment" docVersion="5" lastPageNumber="63" masterDocId="0E4EFFA5FFD7FFC8831BFFF6FFD30D4A" masterDocTitle="Gomphonema yaominae sp. nov. Li, a new species of diatom (Bacillariophyta) from lakes near Yangtze River, China" masterLastPageNumber="64" masterPageNumber="59" pageNumber="60" updateTime="1698992188906" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="6DC6CCF8CB16F736E4E009D7350AB3CA">Gomphonema yaominae sp. nov. Li, a new species of diatom (Bacillariophyta) from lakes near Yangtze River, China</mods:title>
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<mods:namePart id="AC5849B377181185DFE8BB904C4EB858">Gong, Zhijun</mods:namePart>
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<mods:roleTerm id="FF682D371B21D4FD65E58425B0B9A422">Author</mods:roleTerm>
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<mods:namePart id="6BB381A2AF35A0B974B341866D480540">Li, Yanling</mods:namePart>
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<mods:typeOfResource id="844FABCC3A14D3854F8E4DF7DC750017">text</mods:typeOfResource>
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<mods:title id="704628E4796AFB9BA78D05905216C06B">Phytotaxa</mods:title>
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<mods:part id="EB2C0E1502BAD74A1BCE5F601BFE8CFA">
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<mods:date id="CCE12F61B9EBBB5424D983C9383707DD">2012</mods:date>
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<mods:number id="967683C1D04FA3067928D23BDD387C4B">2012-05-18</mods:number>
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<mods:number id="58BC477993E4F562188B96190863BB61">54</mods:number>
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<mods:url id="259452BB4049A363C9E896CC206EC1A2">http://biotaxa.org/Phytotaxa/article/view/phytotaxa.54.1.6</mods:url>
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<mods:identifier id="66AB07754D5A15EDFE4831E857043FAD" type="DOI">10.11646/phytotaxa.54.1.6</mods:identifier>
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<treatment id="F27787DDFFD6FFCC838CFB3AFAD80C06" ID-DOI="http://doi.org/10.5281/zenodo.4814850" ID-GBIF-Taxon="182399156" ID-Zenodo-Dep="4814850" LSID="urn:lsid:plazi:treatment:F27787DDFFD6FFCC838CFB3AFAD80C06" httpUri="http://treatment.plazi.org/id/F27787DDFFD6FFCC838CFB3AFAD80C06" lastPageId="4" lastPageNumber="63" pageId="1" pageNumber="60">
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<subSubSection id="32C46540FFD6FFC9838CFB3AFCE908E4" pageId="1" pageNumber="60" type="nomenclature">
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<paragraph id="7A6136CBFFD6FFC9838CFB3AFBD609A2" blockId="1.[151,1029,1227,1256]" box="[151,1029,1227,1256]" pageId="1" pageNumber="60">
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<heading id="212981A7FFD6FFC9838CFB3AFBD609A2" box="[151,1029,1227,1256]" fontSize="12" level="2" pageId="1" pageNumber="60" reason="4">
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<emphasis id="48AAEAD9FFD6FFC9838CFB3AFDBD09A2" bold="true" box="[151,622,1227,1256]" pageId="1" pageNumber="60">
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<taxonomicName id="BDDE4D48FFD6FFC9838CFB3AFE2C09A2" authority="Li" authorityName="Gong & Li" authorityYear="2012" box="[151,511,1227,1256]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="1" pageNumber="60" phylum="Bacillariophyta" rank="species" species="yaominae" status="sp. nov.">
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<emphasis id="48AAEAD9FFD6FFC9838CFB3AFE0A09A2" bold="true" box="[151,473,1228,1256]" italics="true" pageId="1" pageNumber="60">Gomphonema yaominae</emphasis>
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Li
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</taxonomicName>
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<taxonomicNameLabel id="539957A2FFD6FFC98113FB3DFDBD09A2" box="[520,622,1227,1256]" pageId="1" pageNumber="60" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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||
(
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<figureCitation id="E2E52A4EFFD6FFC98164FB3AFD2109A2" box="[639,754,1228,1256]" captionStart="PLATE 1" captionStartId="2.[151,230,1752,1773]" captionTargetBox="[363,1221,490,1707]" captionTargetId="figure-236@2.[353,1234,467,1727]" captionTargetPageId="2" captionText="PLATE 1, FIGURES 1–6. Gomphonema yaominae. LM images of valve views showing the size diminution series for the species. Figure 1 = holotype. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.4814844" httpUri="https://zenodo.org/record/4814844/files/figure.png" pageId="1" pageNumber="60">Figs 1–6</figureCitation>
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||
; figure 1 is
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<typeStatus id="A5658869FFD6FFC98091FB3AFC2F09A2" box="[906,1020,1228,1256]" pageId="1" pageNumber="60" type="holotype">holotype</typeStatus>
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||
)
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</heading>
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||
</paragraph>
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<paragraph id="7A6136CBFFD6FFC9838CFAE1FCE908E4" blockId="1.[151,1437,1303,1454]" pageId="1" pageNumber="60">
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<emphasis id="48AAEAD9FFD6FFC9838CFAE1FCE908E4" italics="true" pageId="1" pageNumber="60">
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Valvae lanceolate contractae gradatim medio apicibus angustatae abrupte e centro valvae versus basim-polum. Capitopolus rotundatus. Basi-polus anguste rotundatus. Longitudo
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<quantity id="BD269B2EFFD6FFC98051FAC1FC640804" box="[842,951,1335,1358]" metricMagnitude="-2" metricUnit="m" metricValue="8.45" metricValueMax="9.7" metricValueMin="7.2" pageId="1" pageNumber="60" unit="mm" value="84.5" valueMax="97.0" valueMin="72.0">72–97 µm</quantity>
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. Latitudo 13.0–
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<quantity id="BD269B2EFFD6FFC98745FAC1FB6B0804" box="[1118,1208,1335,1358]" metricMagnitude="-2" metricUnit="m" metricValue="1.45" pageId="1" pageNumber="60" unit="mm" value="14.5">14.5 µm</quantity>
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. Area axialis angusta ad apices, expansa dilute versus centrum, lanceolate. Area centralis indistincta facta stria mediana abbreviata. Raphe undulata distincte lateralis. Stigma distincte separatum stria approximatum nodulo centrali. Striae transapicales radiatae, 7–14/
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<quantity id="BD269B2EFFD6FFC98118FA61FD9A08E4" box="[515,585,1431,1454]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="60" unit="mm" value="10.0">10 µm</quantity>
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. Puncta 21–23/
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||
<quantity id="BD269B2EFFD6FFC981EBFA61FCE508E4" box="[752,822,1431,1454]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="60" unit="mm" value="10.0">10 µm</quantity>
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.
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||
</emphasis>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="32C46540FFD6FFC9838CFA20FAD90B27" pageId="1" pageNumber="60" type="description">
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<paragraph id="7A6136CBFFD6FFC9838CFA20FAD90B27" blockId="1.[151,1437,1494,1645]" pageId="1" pageNumber="60">
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Valves lanceolate, gradually tapering towards headpole, more abruptly tapering from valve centre towards footpole. Headpole broadly rounded; footpole narrowly rounded. Valve length
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<quantity id="BD269B2EFFD6FFC980A7FA00FBF50B47" box="[956,1062,1526,1549]" metricMagnitude="-2" metricUnit="m" metricValue="8.45" metricValueMax="9.7" metricValueMin="7.2" pageId="1" pageNumber="60" unit="mm" value="84.5" valueMax="97.0" valueMin="72.0">72–97µm</quantity>
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; breadth 13.0–
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||
<quantity id="BD269B2EFFD6FFC987D0FA00FACD0B47" box="[1227,1310,1526,1549]" metricMagnitude="-2" metricUnit="m" metricValue="1.45" pageId="1" pageNumber="60" unit="mm" value="14.5">14.5µm</quantity>
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. Axial area (sternum) narrow at apices, expanding slightly towards centre, lanceolate. Central area indistinct, formed by shortened median stria. Raphe undulate and distinctly lateral. Stigma distinctly separated from stria, close to central nodule. Striae slightly radiate, becoming radiate towards poles,
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<quantity id="BD269B2EFFD6FFC98076F9A0FC6D0B27" box="[877,958,1622,1645]" metricMagnitude="-1" metricUnit="m" metricValue="2.667" metricValueMax="3.556" metricValueMin="1.778" pageId="1" pageNumber="60" unit="in" value="10.5" valueMax="14.0" valueMin="7.0">7–14 in</quantity>
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<quantity id="BD269B2EFFD6FFC980DEF9A0FBD40B27" box="[965,1031,1622,1645]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="60" unit="mm" value="10.0">10µm</quantity>
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. Puncta
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<quantity id="BD269B2EFFD6FFC9877BF9A0FB6D0B27" box="[1120,1214,1622,1645]" metricMagnitude="-1" metricUnit="m" metricValue="5.588" metricValueMax="5.842" metricValueMin="5.334" pageId="1" pageNumber="60" unit="in" value="22.0" valueMax="23.0" valueMin="21.0">21–23 in</quantity>
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<quantity id="BD269B2EFFD6FFC987DFF9A0FAD40B27" box="[1220,1287,1622,1645]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="60" unit="mm" value="10.0">10µm</quantity>
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.
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="32C46540FFD6FFC9838CF960FCB00B87" pageId="1" pageNumber="60" type="materials_examined">
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<paragraph id="7A6136CBFFD6FFC9838CF960FCB00B87" blockId="1.[151,1436,1686,1741]" pageId="1" pageNumber="60">
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<emphasis id="48AAEAD9FFD6FFC9838CF960FF210BE4" bold="true" box="[151,242,1686,1710]" pageId="1" pageNumber="60">Type:—</emphasis>
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||
<materialsCitation id="CAB63C96FFD6FFC983E9F960FC8C0B87" ID-GBIF-Occurrence="3119059301" collectionCode="CAS" country="China" county="Lake Shahu" location="Nanjing Institute of Geography" municipality="Museum of Nanjing Institute" pageId="1" pageNumber="60" specimenCount="1" stateProvince="Jiangxi" typeStatus="holotype">
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||
<collectingCountry id="02C9765BFFD6FFC983E9F960FE990BE7" box="[242,330,1686,1709]" name="China" pageId="1" pageNumber="60">CHINA</collectingCountry>
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||
.
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||
<collectingCounty id="93004E47FFD6FFC98243F960FE0D0BE7" box="[344,478,1686,1709]" pageId="1" pageNumber="60">Lake Shahu</collectingCounty>
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||
,
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||
<collectingRegion id="B81AF829FFD6FFC982F6F960FD7B0BE7" box="[493,680,1686,1709]" country="China" name="Jiangxi" pageId="1" pageNumber="60">Jiangxi Province</collectingRegion>
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||
, slide SH-01 (
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||
<typeStatus id="A5658869FFD6FFC98057F960FC780BE7" box="[844,939,1686,1709]" pageId="1" pageNumber="60" type="holotype">holotype</typeStatus>
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||
illustrated in
|
||
<figureCitation id="E2E52A4EFFD6FFC98757F960FB790BE7" box="[1100,1194,1686,1709]" captionStart="PLATE 1" captionStartId="2.[151,230,1752,1773]" captionTargetBox="[363,1221,490,1707]" captionTargetId="figure-236@2.[353,1234,467,1727]" captionTargetPageId="2" captionText="PLATE 1, FIGURES 1–6. Gomphonema yaominae. LM images of valve views showing the size diminution series for the species. Figure 1 = holotype. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.4814844" httpUri="https://zenodo.org/record/4814844/files/figure.png" pageId="1" pageNumber="60">Figure 1</figureCitation>
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||
,
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<collectingMunicipality id="9A05ACB1FFD6FFC987A7F960FECC0B87" pageId="1" pageNumber="60">
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||
Museum of
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||
<location id="7F016010FFD6FFC9865DF960FECC0B87" LSID="urn:lsid:plazi:treatment:F27787DDFFD6FFCC838CFB3AFAD80C06:7F016010FFD6FFC9865DF960FECC0B87" country="China" county="Lake Shahu" municipality="Museum of Nanjing Institute" name="Nanjing Institute of Geography" pageId="1" pageNumber="60" stateProvince="Jiangxi">Nanjing Institute</location>
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||
</collectingMunicipality>
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||
of Geography and
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||
<location id="7F016010FFD6FFC982F7F940FDB70B87" LSID="urn:lsid:plazi:treatment:F27787DDFFD6FFCC838CFB3AFAD80C06:7F016010FFD6FFC982F7F940FDB70B87" box="[492,612,1718,1741]" country="China" county="Lake Shahu" municipality="Museum of Nanjing Institute" name="Limnology" pageId="1" pageNumber="60" stateProvince="Jiangxi">Limnology</location>
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||
,
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<collectionCode id="1CCFAE0EFFD6FFC98175F940FD760B87" box="[622,677,1718,1741]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15690" lsid="urn:lsid:biocol.org:col:34700" name="California Academy of Sciences" pageId="1" pageNumber="60" type="Museum">CAS</collectionCode>
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||
, Nanjing, China)
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||
</materialsCitation>
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||
.
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||
</paragraph>
|
||
</subSubSection>
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||
<subSubSection id="32C46540FFD6FFCC838CF8EBFAD80C06" lastPageId="4" lastPageNumber="63" pageId="1" pageNumber="60" type="distribution">
|
||
<paragraph id="7A6136CBFFD6FFC9838CF8EBFD790A98" blockId="1.[151,1436,1821,2002]" pageId="1" pageNumber="60">
|
||
<emphasis id="48AAEAD9FFD6FFC9838CF8EBFDD30A7D" bold="true" box="[151,512,1821,1847]" pageId="1" pageNumber="60">Distribution and ecology:—</emphasis>
|
||
<taxonomicName id="BDDE4D48FFD6FFC9811BF8EBFCF40A7C" authorityName="Gong & Li" authorityYear="2012" box="[512,807,1821,1846]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="1" pageNumber="60" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD6FFC9811BF8EBFCF40A7C" box="[512,807,1821,1846]" italics="true" pageId="1" pageNumber="60">Gomphonema yaominae</emphasis>
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||
</taxonomicName>
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||
has been found only in Lakes Shahu and Huangpi. Total phosphorus of the two lakes was
|
||
<quantity id="BD269B2EFFD6FFC98178F8B2FD100A14" box="[611,707,1860,1886]" metricMagnitude="-8" metricUnit="kg" metricValue="9.0" pageId="1" pageNumber="60" unit="mg" value="0.09">0.09 mg</quantity>
|
||
/L and
|
||
<quantity id="BD269B2EFFD6FFC98003F8B2FCA90A14" box="[792,890,1860,1886]" metricMagnitude="-8" metricUnit="kg" metricValue="5.0" pageId="1" pageNumber="60" unit="mg" value="0.05">0.05 mg</quantity>
|
||
/L; total nitrogen was
|
||
<quantity id="BD269B2EFFD6FFC98765F8B2FB0D0A14" box="[1150,1246,1860,1886]" metricMagnitude="-7" metricUnit="kg" metricValue="7.8" pageId="1" pageNumber="60" unit="mg" value="0.78">0.78 mg</quantity>
|
||
/L and
|
||
<quantity id="BD269B2EFFD6FFC98628F8B2FA400A14" box="[1331,1427,1860,1886]" metricMagnitude="-7" metricUnit="kg" metricValue="3.4" pageId="1" pageNumber="60" unit="mg" value="0.34">0.34 mg</quantity>
|
||
/ L; and both lakes were relatively base-high with conductivities between 89.50 and 192.00 µS/cm. Depths of Lakes Shahu and Huangpi were
|
||
<quantity id="BD269B2EFFD6FFC98107F867FDB40AE1" box="[540,615,1937,1963]" metricMagnitude="0" metricUnit="m" metricValue="1.33" pageId="1" pageNumber="60" unit="m" value="1.33">1.33m</quantity>
|
||
and
|
||
<quantity id="BD269B2EFFD6FFC981B8F867FD220AE1" box="[675,753,1937,1963]" metricMagnitude="0" metricUnit="m" metricValue="1.09" pageId="1" pageNumber="60" unit="m" value="1.09">1.09m</quantity>
|
||
; pH were 8.07 and 8.23; transparencies were
|
||
<quantity id="BD269B2EFFD6FFC9860EF867FABA0AE1" box="[1301,1385,1937,1963]" metricMagnitude="-1" metricUnit="m" metricValue="9.8" pageId="1" pageNumber="60" unit="m" value="0.98">0.98 m</quantity>
|
||
and
|
||
<quantity id="BD269B2EFFD6FFC9838CF84EFF300A98" box="[151,227,1976,2002]" metricMagnitude="0" metricUnit="m" metricValue="1.01" pageId="1" pageNumber="60" unit="m" value="1.01">1.01m</quantity>
|
||
, respectively (summarized in
|
||
<tableCitation id="375C0370FFD6FFC98158F84EFD4A0A98" box="[579,665,1976,2002]" captionStart="TABLE 1" captionStartId="1.[151,233,493,514]" captionText="TABLE 1: Environmental measurements for 10 lakes in the lower reaches of Yangtze River, China: Water depth, conductivity, transparency, pH, total nitrogen (TN) and total phosphorus (TP)." pageId="1" pageNumber="60">Table 1</tableCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="7A6136CBFFD5FFCA83DDFF6EFEA80C6C" blockId="2.[151,1436,152,410]" pageId="2" pageNumber="61">
|
||
Eutrophication has occurred in most lakes of the middle and lower reaches of the Yangtze River and most species of diatom encountered were typical indicators of eutrophication (Yang
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||
<emphasis id="48AAEAD9FFD5FFCA8737FF49FBB50D92" box="[1068,1126,191,216]" italics="true" pageId="2" pageNumber="61">et al.</emphasis>
|
||
2008). Further research in this area, especially in the typical habitats that species prefer, is necessary to gain a better understanding of their biogeography.
|
||
</paragraph>
|
||
<paragraph id="7A6136CBFFD5FFCA83DDFEC4FD4D0CD0" blockId="2.[151,1436,152,410]" pageId="2" pageNumber="61">
|
||
<emphasis id="48AAEAD9FFD5FFCA83DDFEC4FE400C06" bold="true" box="[198,403,306,332]" pageId="2" pageNumber="61">Observations:—</emphasis>
|
||
In LM, the valves are lanceolate and gradually tapering towards headpole but more abruptly taper from the valve centre towards the footpole (
|
||
<figureCitation id="E2E52A4EFFD5FFCA8053FEAFFC600C39" box="[840,947,345,371]" captionStart="PLATE 1" captionStartId="2.[151,230,1752,1773]" captionTargetBox="[363,1221,490,1707]" captionTargetId="figure-236@2.[353,1234,467,1727]" captionTargetPageId="2" captionText="PLATE 1, FIGURES 1–6. Gomphonema yaominae. LM images of valve views showing the size diminution series for the species. Figure 1 = holotype. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.4814844" httpUri="https://zenodo.org/record/4814844/files/figure.png" pageId="2" pageNumber="61">Figs 1–6</figureCitation>
|
||
). The headpole is broadly rounded, while the footpole is narrowly rounded (
|
||
<figureCitation id="E2E52A4EFFD5FFCA813DFE76FD420CD0" box="[550,657,384,410]" captionStart="PLATE 1" captionStartId="2.[151,230,1752,1773]" captionTargetBox="[363,1221,490,1707]" captionTargetId="figure-236@2.[353,1234,467,1727]" captionTargetPageId="2" captionText="PLATE 1, FIGURES 1–6. Gomphonema yaominae. LM images of valve views showing the size diminution series for the species. Figure 1 = holotype. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.4814844" httpUri="https://zenodo.org/record/4814844/files/figure.png" pageId="2" pageNumber="61">Figs 1–6</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="2EA16643FFD5FFCA838CF92EFDCB0A41" ID-DOI="http://doi.org/10.5281/zenodo.4814844" ID-Zenodo-Dep="4814844" httpUri="https://zenodo.org/record/4814844/files/figure.png" pageId="2" pageNumber="61" startId="2.[151,230,1752,1773]" subCaptionStartIDs="2.[261,369,1752,1773]" subCaptionStarts="FIGURES 1" targetBox="[363,1221,490,1707]" targetPageId="2">
|
||
<paragraph id="7A6136CBFFD5FFCA838CF92EFDCB0A41" blockId="2.[151,1437,1752,1803]" pageId="2" pageNumber="61">
|
||
<emphasis id="48AAEAD9FFD5FFCA838CF92EFF2B0BA7" bold="true" box="[151,248,1752,1773]" pageId="2" pageNumber="61">PLATE 1</emphasis>
|
||
,
|
||
<emphasis id="48AAEAD9FFD5FFCA821EF92EFE4F0BA7" bold="true" box="[261,412,1752,1773]" pageId="2" pageNumber="61">FIGURES 1–6</emphasis>
|
||
.
|
||
<taxonomicName id="BDDE4D48FFD5FFCA82B2F92FFD460BA4" authorityName="Gong & Li" authorityYear="2012" box="[425,661,1753,1774]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="2" pageNumber="61" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD5FFCA82B2F92FFD460BA4" box="[425,661,1753,1774]" italics="true" pageId="2" pageNumber="61">Gomphonema yaominae</emphasis>
|
||
</taxonomicName>
|
||
. LM images of valve views showing the size diminution series for the species. Figure 1 = holotype. Scale bar = 10 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="7A6136CBFFD5FFCB83DDF8CCFB6C0C6C" blockId="2.[151,1436,1850,2030]" lastBlockId="3.[151,1436,152,294]" lastPageId="3" lastPageNumber="62" pageId="2" pageNumber="61">
|
||
SEM observations of the valve exterior show the areolae with siliceous flaps, giving the openings a cshape near the axial area (sternum) and a long ‘strip shape’ at other parts of valve (
|
||
<figureCitation id="E2E52A4EFFD5FFCA876EF897FB220A31" box="[1141,1265,1889,1915]" captionStart="PLATE 2" captionStartId="3.[151,229,1630,1651]" captionTargetBox="[368,1223,361,1597]" captionTargetId="figure-287@3.[353,1234,351,1611]" captionTargetPageId="3" captionText="PLATE 2, FIGURES 7–10. Gomphonema yaominae. SEM images of external views of valves. Figure 7. Entire valve view showing undulate raphe and the round stigmal opening. Scale bar = 3 µm. Figure 8. Central portion of the valve showing dilated proximal raphe ends and the round stigmal opening. Scale bar = 1 µm. Figure 9. View of headpole with distal raphe end curved on the valve mantle. Scale bar = 1 µm. Figure 10. Footpole with apical pore field porelli physically separated from areolae and morphologically distinct from the areolae. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814848" httpUri="https://zenodo.org/record/4814848/files/figure.png" pageId="2" pageNumber="61">Figs 7–10</figureCitation>
|
||
). The external proximal raphe endings are slightly expanded and rounded, slightly deflecting towards the primary side of the valve (
|
||
<figureCitation id="E2E52A4EFFD5FFCA83FCF858FEFD0A82" box="[231,302,1966,1992]" captionStart="PLATE 2" captionStartId="3.[151,229,1630,1651]" captionTargetBox="[368,1223,361,1597]" captionTargetId="figure-287@3.[353,1234,351,1611]" captionTargetPageId="3" captionText="PLATE 2, FIGURES 7–10. Gomphonema yaominae. SEM images of external views of valves. Figure 7. Entire valve view showing undulate raphe and the round stigmal opening. Scale bar = 3 µm. Figure 8. Central portion of the valve showing dilated proximal raphe ends and the round stigmal opening. Scale bar = 1 µm. Figure 9. View of headpole with distal raphe end curved on the valve mantle. Scale bar = 1 µm. Figure 10. Footpole with apical pore field porelli physically separated from areolae and morphologically distinct from the areolae. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814848" httpUri="https://zenodo.org/record/4814848/files/figure.png" pageId="2" pageNumber="61">Fig. 8</figureCitation>
|
||
). Distal raphe ends are deflected in the same direction onto the valve mantle (
|
||
<figureCitation id="E2E52A4EFFD5FFCA87DFF858FAEE0A82" box="[1220,1341,1966,1992]" captionStart="PLATE 2" captionStartId="3.[151,229,1630,1651]" captionTargetBox="[368,1223,361,1597]" captionTargetId="figure-287@3.[353,1234,351,1611]" captionTargetPageId="3" captionText="PLATE 2, FIGURES 7–10. Gomphonema yaominae. SEM images of external views of valves. Figure 7. Entire valve view showing undulate raphe and the round stigmal opening. Scale bar = 3 µm. Figure 8. Central portion of the valve showing dilated proximal raphe ends and the round stigmal opening. Scale bar = 1 µm. Figure 9. View of headpole with distal raphe end curved on the valve mantle. Scale bar = 1 µm. Figure 10. Footpole with apical pore field porelli physically separated from areolae and morphologically distinct from the areolae. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814848" httpUri="https://zenodo.org/record/4814848/files/figure.png" pageId="2" pageNumber="61">Figs 9, 10</figureCitation>
|
||
). At the footpole the distal raphe end bisects the porelli of the apical pore field. Porelli are physically separate and morphological differentiated from the valve face areolae (
|
||
<figureCitation id="E2E52A4EFFD4FFCB804CFF6EFC610DF8" box="[855,946,152,178]" captionStart="PLATE 2" captionStartId="3.[151,229,1630,1651]" captionTargetBox="[368,1223,361,1597]" captionTargetId="figure-287@3.[353,1234,351,1611]" captionTargetPageId="3" captionText="PLATE 2, FIGURES 7–10. Gomphonema yaominae. SEM images of external views of valves. Figure 7. Entire valve view showing undulate raphe and the round stigmal opening. Scale bar = 3 µm. Figure 8. Central portion of the valve showing dilated proximal raphe ends and the round stigmal opening. Scale bar = 1 µm. Figure 9. View of headpole with distal raphe end curved on the valve mantle. Scale bar = 1 µm. Figure 10. Footpole with apical pore field porelli physically separated from areolae and morphologically distinct from the areolae. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814848" httpUri="https://zenodo.org/record/4814848/files/figure.png" pageId="3" pageNumber="62">Fig. 10</figureCitation>
|
||
). The valve interior is dominated by the central nodule (
|
||
<figureCitation id="E2E52A4EFFD4FFCB8256FF48FE070D92" box="[333,468,190,216]" captionStart="PLATE 3" captionStartId="4.[151,229,1665,1686]" captionTargetBox="[371,1222,400,1635]" captionTargetId="figure-222@4.[353,1234,385,1645]" captionTargetPageId="4" captionText="PLATE 3, FIGURES 11–14. Gomphonema yaominae. SEM images of internal views. Figure 11. Entire valve view showing distinct central nodule. Scale bar = 3 µm. Figure 12. Central portion of the valve show central nodule with recurved proximal raphe ends and slit-like stigmal opening. Scale bar = 3 µm. Figure 13. Headpole with distinct helictoglossa and small pseudoseptum at apex. Scale bar = 2 µm. Figure 14. Footpole with prominent helictoglossa and small pseudoseptum at the apex. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814852" httpUri="https://zenodo.org/record/4814852/files/figure.png" pageId="3" pageNumber="62">Figs 11, 12</figureCitation>
|
||
). Proximal raphe fissures are unilaterally deflected and recurved towards the poles (
|
||
<figureCitation id="E2E52A4EFFD4FFCB83BBFF13FF220DB5" box="[160,241,229,255]" captionStart="PLATE 3" captionStartId="4.[151,229,1665,1686]" captionTargetBox="[371,1222,400,1635]" captionTargetId="figure-222@4.[353,1234,385,1645]" captionTargetPageId="4" captionText="PLATE 3, FIGURES 11–14. Gomphonema yaominae. SEM images of internal views. Figure 11. Entire valve view showing distinct central nodule. Scale bar = 3 µm. Figure 12. Central portion of the valve show central nodule with recurved proximal raphe ends and slit-like stigmal opening. Scale bar = 3 µm. Figure 13. Headpole with distinct helictoglossa and small pseudoseptum at apex. Scale bar = 2 µm. Figure 14. Footpole with prominent helictoglossa and small pseudoseptum at the apex. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814852" httpUri="https://zenodo.org/record/4814852/files/figure.png" pageId="3" pageNumber="62">Fig.12</figureCitation>
|
||
). Distal raphe fissures terminate as helictoglossae and are strongly deflected to the same side (
|
||
<figureCitation id="E2E52A4EFFD4FFCB8627FF13FF640C6C" captionStart="PLATE 3" captionStartId="4.[151,229,1665,1686]" captionTargetBox="[371,1222,400,1635]" captionTargetId="figure-222@4.[353,1234,385,1645]" captionTargetPageId="4" captionText="PLATE 3, FIGURES 11–14. Gomphonema yaominae. SEM images of internal views. Figure 11. Entire valve view showing distinct central nodule. Scale bar = 3 µm. Figure 12. Central portion of the valve show central nodule with recurved proximal raphe ends and slit-like stigmal opening. Scale bar = 3 µm. Figure 13. Headpole with distinct helictoglossa and small pseudoseptum at apex. Scale bar = 2 µm. Figure 14. Footpole with prominent helictoglossa and small pseudoseptum at the apex. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814852" httpUri="https://zenodo.org/record/4814852/files/figure.png" pageId="3" pageNumber="62">Figs 13, 14</figureCitation>
|
||
). A small pseudoseptum is present at both the headpole (
|
||
<figureCitation id="E2E52A4EFFD4FFCB8049FEFAFC740C6C" box="[850,935,268,294]" captionStart="PLATE 3" captionStartId="4.[151,229,1665,1686]" captionTargetBox="[371,1222,400,1635]" captionTargetId="figure-222@4.[353,1234,385,1645]" captionTargetPageId="4" captionText="PLATE 3, FIGURES 11–14. Gomphonema yaominae. SEM images of internal views. Figure 11. Entire valve view showing distinct central nodule. Scale bar = 3 µm. Figure 12. Central portion of the valve show central nodule with recurved proximal raphe ends and slit-like stigmal opening. Scale bar = 3 µm. Figure 13. Headpole with distinct helictoglossa and small pseudoseptum at apex. Scale bar = 2 µm. Figure 14. Footpole with prominent helictoglossa and small pseudoseptum at the apex. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814852" httpUri="https://zenodo.org/record/4814852/files/figure.png" pageId="3" pageNumber="62">Fig. 13</figureCitation>
|
||
) and footpole (
|
||
<figureCitation id="E2E52A4EFFD4FFCB8740FEFAFB620C6C" box="[1115,1201,268,294]" captionStart="PLATE 3" captionStartId="4.[151,229,1665,1686]" captionTargetBox="[371,1222,400,1635]" captionTargetId="figure-222@4.[353,1234,385,1645]" captionTargetPageId="4" captionText="PLATE 3, FIGURES 11–14. Gomphonema yaominae. SEM images of internal views. Figure 11. Entire valve view showing distinct central nodule. Scale bar = 3 µm. Figure 12. Central portion of the valve show central nodule with recurved proximal raphe ends and slit-like stigmal opening. Scale bar = 3 µm. Figure 13. Headpole with distinct helictoglossa and small pseudoseptum at apex. Scale bar = 2 µm. Figure 14. Footpole with prominent helictoglossa and small pseudoseptum at the apex. Scale bar = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.4814852" httpUri="https://zenodo.org/record/4814852/files/figure.png" pageId="3" pageNumber="62">Fig. 14</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="2EA16643FFD4FFCB838CF9A8FE380BA3" ID-DOI="http://doi.org/10.5281/zenodo.4814848" ID-Zenodo-Dep="4814848" httpUri="https://zenodo.org/record/4814848/files/figure.png" pageId="3" pageNumber="62" startId="3.[151,229,1630,1651]" subCaptionStartIDs="3.[260,366,1630,1651]" subCaptionStarts="FIGURES 7" targetBox="[368,1223,361,1597]" targetPageId="3">
|
||
<paragraph id="7A6136CBFFD4FFCB838CF9A8FE380BA3" blockId="3.[151,1437,1630,1769]" pageId="3" pageNumber="62">
|
||
<emphasis id="48AAEAD9FFD4FFCB838CF9A8FF2B0B39" bold="true" box="[151,248,1630,1651]" pageId="3" pageNumber="62">PLATE 2</emphasis>
|
||
,
|
||
<emphasis id="48AAEAD9FFD4FFCB821FF9A8FE760B39" bold="true" box="[260,421,1630,1651]" pageId="3" pageNumber="62">FIGURES 7–10</emphasis>
|
||
.
|
||
<emphasis id="48AAEAD9FFD4FFCB82A9F9A9FD700B3E" box="[434,675,1631,1652]" italics="true" pageId="3" pageNumber="62">
|
||
<taxonomicName id="BDDE4D48FFD4FFCB82A9F9A9FD4C0B3E" authorityName="Gong & Li" authorityYear="2012" box="[434,671,1631,1652]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="62" phylum="Bacillariophyta" rank="species" species="yaominae">Gomphonema yaominae</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
SEM images of external views of valves. Figure 7. Entire valve view showing undulate raphe and the round stigmal opening. Scale bar = 3 µm. Figure 8. Central portion of the valve showing dilated proximal raphe ends and the round stigmal opening. Scale bar = 1 µm. Figure 9. View of headpole with distal raphe end curved on the valve mantle. Scale bar = 1 µm. Figure 10. Footpole with apical pore field porelli physically separated from areolae and morphologically distinct from the areolae. Scale bar = 1 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="7A6136CBFFD4FFCC83DDF8EEFD460D92" blockId="3.[151,1436,1816,2035]" lastBlockId="4.[151,1436,152,332]" lastPageId="4" lastPageNumber="63" pageId="3" pageNumber="62">
|
||
The specimens in the Lake Shahu material do not match data provided for previously described taxa. However,
|
||
<taxonomicName id="BDDE4D48FFD4FFCB820BF8C9FDFE0A12" authorityName="Gong & Li" authorityYear="2012" box="[272,557,1855,1880]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="62" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD4FFCB820BF8C9FDFE0A12" box="[272,557,1855,1880]" italics="true" pageId="3" pageNumber="62">Gomphonema yaominae</emphasis>
|
||
</taxonomicName>
|
||
does share some features with several species in the genus, in particular
|
||
<emphasis id="48AAEAD9FFD4FFCB8698F8C9FF090A35" italics="true" pageId="3" pageNumber="62">G. affine</emphasis>
|
||
<bibRefCitation id="1E4F4B3AFFD4FFCB83FAF893FE100A35" author="Kutzing, F. T." box="[225,451,1893,1919]" pageId="3" pageNumber="62" refId="ref2410" refString="Kutzing, F. T. (1844) Die kieselschaligen. Bacillarien oder Diatomeen. W. Kohne, Nordhausen, 152 pp." type="book" year="1844">Kützing (1844: 86)</bibRefCitation>
|
||
and
|
||
<emphasis id="48AAEAD9FFD4FFCB82E7F890FD8C0A35" box="[508,607,1894,1919]" italics="true" pageId="3" pageNumber="62">G. affine</emphasis>
|
||
<taxonomicName id="BDDE4D48FFD4FFCB817CF893FBCD0A35" authority="Reichardt (1999: 15)" authorityName="Reichardt" authorityPageNumber="15" authorityYear="1999" box="[615,1054,1893,1919]" pageId="3" pageNumber="62" rank="variety" variety="rhombicum">
|
||
var.
|
||
<emphasis id="48AAEAD9FFD4FFCB8181F890FCCC0A35" box="[666,799,1894,1919]" italics="true" pageId="3" pageNumber="62">rhombicum</emphasis>
|
||
<bibRefCitation id="1E4F4B3AFFD4FFCB803DF893FBCD0A35" author="Reichardt, E." box="[806,1054,1893,1919]" pageId="3" pageNumber="62" refId="ref2886" refString="Reichardt, E. (1999) Zur revision der Gattung Gomphonema - Die Arten um G. affine / insigne, G. angustatum / micropus, G. acuminatum sowie gomphonemoide Diatomeen aus dem Oberoligozan in Bohmen. Iconographia Diatomologica 8. A. R. G. Gantner Verlag K. G." type="book" year="1999">Reichardt (1999: 15)</bibRefCitation>
|
||
</taxonomicName>
|
||
.
|
||
<taxonomicName id="BDDE4D48FFD4FFCB8731F890FA9A0A35" authorityName="Gong & Li" authorityYear="2012" box="[1066,1353,1894,1919]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="62" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD4FFCB8731F890FA9A0A35" box="[1066,1353,1894,1919]" italics="true" pageId="3" pageNumber="62">Gomphonema yaominae</emphasis>
|
||
</taxonomicName>
|
||
differs from
|
||
<emphasis id="48AAEAD9FFD4FFCB83CDF87AFEEA0AEF" box="[214,313,1932,1957]" italics="true" pageId="3" pageNumber="62">G. affine</emphasis>
|
||
<taxonomicName id="BDDE4D48FFD4FFCB8224F87AFE240AEF" authorityName="Reichardt" authorityYear="1999" box="[319,503,1932,1958]" pageId="3" pageNumber="62" rank="variety" variety="rhombicum">
|
||
var.
|
||
<emphasis id="48AAEAD9FFD4FFCB8269F87AFE240AEF" box="[370,503,1932,1957]" italics="true" pageId="3" pageNumber="62">rhombicum</emphasis>
|
||
</taxonomicName>
|
||
in the size of the valves and the density of its striae and puncta. The dimensions of
|
||
<emphasis id="48AAEAD9FFD4FFCB83ACF845FEC90A86" box="[183,282,1971,1996]" italics="true" pageId="3" pageNumber="62">G. affine</emphasis>
|
||
<taxonomicName id="BDDE4D48FFD4FFCB8239F844FE090A86" authorityName="Reichardt" authorityYear="1999" box="[290,474,1970,1996]" pageId="3" pageNumber="62" rank="variety" variety="rhombicum">
|
||
var.
|
||
<emphasis id="48AAEAD9FFD4FFCB824EF845FE090A86" box="[341,474,1971,1996]" italics="true" pageId="3" pageNumber="62">rhombicum</emphasis>
|
||
</taxonomicName>
|
||
, as given by
|
||
<bibRefCitation id="1E4F4B3AFFD4FFCB816CF844FC920A86" author="Reichardt, E." box="[631,833,1970,1996]" pageId="3" pageNumber="62" refId="ref2886" refString="Reichardt, E. (1999) Zur revision der Gattung Gomphonema - Die Arten um G. affine / insigne, G. angustatum / micropus, G. acuminatum sowie gomphonemoide Diatomeen aus dem Oberoligozan in Bohmen. Iconographia Diatomologica 8. A. R. G. Gantner Verlag K. G." type="book" year="1999">Reichardt (1999)</bibRefCitation>
|
||
, are
|
||
<quantity id="BD269B2EFFD4FFCB8062F844FC390A86" box="[889,1002,1970,1996]" metricMagnitude="-2" metricUnit="m" metricValue="4.85" metricValueMax="6.2" metricValueMin="3.5" pageId="3" pageNumber="62" unit="mm" value="48.5" valueMax="62.0" valueMin="35.0">35–62µm</quantity>
|
||
in length,
|
||
<quantity id="BD269B2EFFD4FFCB8773F844FB230A86" box="[1128,1264,1970,1996]" metricMagnitude="-2" metricUnit="m" metricValue="1.14" metricValueMax="1.28" metricValueMin="1.0" pageId="3" pageNumber="62" unit="mm" value="11.4" valueMax="12.8" valueMin="10.0">10–12.8µm</quantity>
|
||
in width, with 8–10 striae and 16–20 puncta in
|
||
<quantity id="BD269B2EFFD4FFCB810FF82FFD8F0AB9" box="[532,604,2009,2035]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="62" unit="mm" value="10.0">10µm</quantity>
|
||
; these clearly differentiate it from those of
|
||
<taxonomicName id="BDDE4D48FFD4FFCB874EF82FFB340AB8" authorityName="Gong & Li" authorityYear="2012" box="[1109,1255,2009,2034]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="62" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD4FFCB874EF82FFB340AB8" box="[1109,1255,2009,2034]" italics="true" pageId="3" pageNumber="62">G. yaominae</emphasis>
|
||
</taxonomicName>
|
||
which is larger in all dimensions (see above). The valve outline of
|
||
<taxonomicName id="BDDE4D48FFD3FFCC8018FF6EFC4F0DFB" authorityName="Gong & Li" authorityYear="2012" box="[771,924,152,177]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="63" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD3FFCC8018FF6EFC4F0DFB" box="[771,924,152,177]" italics="true" pageId="4" pageNumber="63">G. yaominae</emphasis>
|
||
</taxonomicName>
|
||
is clavate, and only the smaller specimens resemble those of
|
||
<emphasis id="48AAEAD9FFD3FFCC8276FF49FE030D92" box="[365,464,191,216]" italics="true" pageId="4" pageNumber="63">G. affine</emphasis>
|
||
<taxonomicName id="BDDE4D48FFD3FFCC82CCFF48FD5D0D92" authorityName="Reichardt" authorityYear="1999" box="[471,654,190,216]" pageId="4" pageNumber="63" rank="variety" variety="rhombicum">
|
||
var.
|
||
<emphasis id="48AAEAD9FFD3FFCC8112FF49FD5D0D92" box="[521,654,191,216]" italics="true" pageId="4" pageNumber="63">rhombicum</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="7A6136CBFFD3FFCC83DDFF13FAD80C06" blockId="4.[151,1436,152,332]" pageId="4" pageNumber="63">
|
||
The dimensions and morphology of
|
||
<emphasis id="48AAEAD9FFD3FFCC816FFF13FD0B0DB4" box="[628,728,229,254]" italics="true" pageId="4" pageNumber="63">G. affine</emphasis>
|
||
Kützing are clearly different from those of
|
||
<taxonomicName id="BDDE4D48FFD3FFCC87FBFF13FAA00DB4" authorityName="Gong & Li" authorityYear="2012" box="[1248,1395,229,255]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="63" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD3FFCC87FBFF13FB210DB4" box="[1248,1266,229,254]" italics="true" pageId="4" pageNumber="63">G</emphasis>
|
||
.
|
||
<emphasis id="48AAEAD9FFD3FFCC861AFF13FAA00DB4" box="[1281,1395,229,254]" italics="true" pageId="4" pageNumber="63">yaominae</emphasis>
|
||
</taxonomicName>
|
||
:
|
||
<emphasis id="48AAEAD9FFD3FFCC8698FF13FF090C6F" italics="true" pageId="4" pageNumber="63">G. affine</emphasis>
|
||
has valves with a similar shape to that of
|
||
<taxonomicName id="BDDE4D48FFD3FFCC81A4FEFAFC820C6F" authorityName="Gong & Li" authorityYear="2012" box="[703,849,268,293]" class="Bacillariophyceae" family="Gomphonemaceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="63" phylum="Bacillariophyta" rank="species" species="yaominae">
|
||
<emphasis id="48AAEAD9FFD3FFCC81A4FEFAFC820C6F" box="[703,849,268,293]" italics="true" pageId="4" pageNumber="63">G. yaominae</emphasis>
|
||
</taxonomicName>
|
||
but in the latter the poles of the valve are obtusely rounded and the internal puncta near the mantle in SEM are is obviously larger (as seen in SEM).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |