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<document id="9ECA50F3331F433FD8EC3A09A45214C6" ID-CLB-Dataset="111396" ID-DOI="10.11646/phytotaxa.556.1.7" ID-GBIF-Dataset="c2951041-0cd9-4ef1-9778-57d09d2ad1bf" ID-ISSN="1179-3163" ID-Zenodo-Dep="6952134" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1659438024522" checkinUser="plazi" docAuthor="Zhang, Weiyu, Wang, Zhen, Zhuo, Suqing, Gao, Yahui, Li, Xuesong, Liang, Junrong &amp; Chen, Changping" docDate="2022" docId="A85D87BFF75DFFF44A88D6FBFB74F7AD" docLanguage="en" docName="phytotaxa.556.1.7.pdf" docOrigin="Phytotaxa 556 (1)" docSource="http://dx.doi.org/10.11646/phytotaxa.556.1.7" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.7:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="7" docTitle="Plagiostriata xiapuensis W. Y. Zhang, Z. Wang, Y. H. Gao &amp; C. P. Chen 2022, sp. nov." docType="treatment" docVersion="7" lastPageNumber="88" masterDocId="5464FFC7F75CFFF54A00D308FFB9FFB5" masterDocTitle="Two new species of Plagiostriata (Bacillariophyaceae) from sand sediments of southern China" masterLastPageNumber="93" masterPageNumber="87" pageNumber="88" updateTime="1699362616855" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="330E8D54153D754D7CEF212733524442">Two new species of Plagiostriata (Bacillariophyaceae) from sand sediments of southern China</mods:title>
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<mods:namePart id="E359AED42644FEBDD4B74D9BEDD2EC8B">Gao, Yahui</mods:namePart>
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<treatment id="A85D87BFF75DFFF44A88D6FBFB74F7AD" ID-DOI="http://doi.org/10.5281/zenodo.6952122" ID-GBIF-Taxon="198515833" ID-Zenodo-Dep="6952122" LSID="urn:lsid:plazi:treatment:A85D87BFF75DFFF44A88D6FBFB74F7AD" httpUri="http://treatment.plazi.org/id/A85D87BFF75DFFF44A88D6FBFB74F7AD" lastPageNumber="88" pageId="1" pageNumber="88">
<subSubSection id="68EE6522F75DFFF44A88D6FBFAF2F9BB" box="[136,1355,1523,1550]" pageId="1" pageNumber="88" type="nomenclature">
<paragraph id="204B36A9F75DFFF44A88D6FBFAF2F9BB" blockId="1.[136,1355,1523,1550]" box="[136,1355,1523,1550]" pageId="1" pageNumber="88">
<heading id="7B0381C5F75DFFF44A88D6FBFAF2F9BB" box="[136,1355,1523,1550]" fontSize="11" level="2" pageId="1" pageNumber="88" reason="3">
<taxonomicName id="E7F44D2AF75DFFF44A88D6FBFC3DF9B8" authority="W.Y.Zhang, Z.Wang, Y.H.Gao &amp; C.P.Chen" authorityName="W. Y. Zhang, Z. Wang, Y. H. Gao &amp; C. P. Chen" authorityYear="2022" box="[136,900,1523,1550]" class="Bacillariophyceae" family="Fragilariaceae" genus="Plagiostriata" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="1" pageNumber="88" phylum="Ochrophyta" rank="species" species="xiapuensis" status="sp. nov.">
<emphasis id="1280EABBF75DFFF44A88D6FBFE27F9B8" bold="true" box="[136,414,1523,1550]" italics="true" pageId="1" pageNumber="88">Plagiostriata xiapuensis</emphasis>
W.Y.Zhang, Z.Wang, Y.H.Gao &amp; C.P.Chen
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<emphasis id="1280EABBF75DFFF4498BD6FCFC63F9B8" box="[907,986,1524,1549]" italics="true" pageId="1" pageNumber="88">sp. nov</emphasis>
.
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(LM
<figureCitation id="B8CF2A2CF75DFFF44E23D6FBFB3FF9BB" box="[1059,1158,1523,1550]" captionStart="FIGURES 14" captionStartId="2.[136,243,727,749]" captionTargetBox="[403,1187,192,699]" captionTargetId="figure-27@2.[386,1202,187,705]" captionTargetPageId="2" captionText="FIGURES 14. LM micrographs of Plagiostriata xiapuensis sp. nov. from type material. Fig. 1 corresponds to the holotype. Scale bars = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.6952136" httpUri="https://zenodo.org/record/6952136/files/figure.png" pageId="1" pageNumber="88">Figs 14</figureCitation>
, SEM
<figureCitation id="B8CF2A2CF75DFFF44ED2D6FBFAFAF9BB" box="[1234,1347,1523,1550]" captionStart="FIGURES 512" captionStartId="2.[136,243,1954,1976]" captionTargetBox="[371,1216,811,1923]" captionTargetId="figure-53@2.[371,1216,811,1930]" captionTargetPageId="2" captionText="FIGURES 512. Plagiostriata xiapuensis sp. nov from type material, SEM. 57. External views of the valve with a rimoportula (arrow). 8. Apical fields of the external valve. 9. Central area of a valve with no rimoportula. 10. Apical fields of the internal valve. Areolae round, occluded by simple vola (arrows). 11, 12. Internal views of the valve with a rimoportula (arrow). Scale bars = 1 μm (Figs. 57, 9, 11, 12), 0.2 μm (Figs. 8, 10)." figureDoi="http://doi.org/10.5281/zenodo.6952138" httpUri="https://zenodo.org/record/6952138/files/figure.png" pageId="1" pageNumber="88">Figs 512</figureCitation>
)
</heading>
</paragraph>
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<subSubSection id="68EE6522F75DFFF44A88D53CFB66F83E" pageId="1" pageNumber="88" type="description">
<paragraph id="204B36A9F75DFFF44A88D53CFEE4F921" blockId="1.[136,1452,1588,2075]" pageId="1" pageNumber="88">
<emphasis id="1280EABBF75DFFF44A88D53CFEABF9FB" bold="true" box="[136,274,1588,1614]" pageId="1" pageNumber="88">Description</emphasis>
:—LM: Cells solitary. Frustules rectangular in girdle view. Valves linear elliptical to elliptical with obtusely rounded to cuneate apices. Valve dimensions: length 4.9~8.2 μm, breadth 1.8~2.6 μm (
<figureCitation id="B8CF2A2CF75DFFF44E6DD55FFB6CF9C4" box="[1133,1237,1623,1649]" captionStart="FIGURES 14" captionStartId="2.[136,243,727,749]" captionTargetBox="[403,1187,192,699]" captionTargetId="figure-27@2.[386,1202,187,705]" captionTargetPageId="2" captionText="FIGURES 14. LM micrographs of Plagiostriata xiapuensis sp. nov. from type material. Fig. 1 corresponds to the holotype. Scale bars = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.6952136" httpUri="https://zenodo.org/record/6952136/files/figure.png" pageId="1" pageNumber="88">Figs 14</figureCitation>
). The sternum and striae are invisible.
</paragraph>
<paragraph id="204B36A9F75DFFF44ABDD596FB66F83E" blockId="1.[136,1452,1588,2075]" pageId="1" pageNumber="88">
SEM: Valve face flat. The ventral mantle is deep and the dorsal mantle is wide (
<figureCitation id="B8CF2A2CF75DFFF44E36D596FB24F90D" box="[1078,1181,1693,1720]" captionStart="FIGURES 512" captionStartId="2.[136,243,1954,1976]" captionTargetBox="[371,1216,811,1923]" captionTargetId="figure-53@2.[371,1216,811,1930]" captionTargetPageId="2" captionText="FIGURES 512. Plagiostriata xiapuensis sp. nov from type material, SEM. 57. External views of the valve with a rimoportula (arrow). 8. Apical fields of the external valve. 9. Central area of a valve with no rimoportula. 10. Apical fields of the internal valve. Areolae round, occluded by simple vola (arrows). 11, 12. Internal views of the valve with a rimoportula (arrow). Scale bars = 1 μm (Figs. 57, 9, 11, 12), 0.2 μm (Figs. 8, 10)." figureDoi="http://doi.org/10.5281/zenodo.6952138" httpUri="https://zenodo.org/record/6952138/files/figure.png" pageId="1" pageNumber="88">Figs 59</figureCitation>
). Uniseriate striae along both sides of sternum alternately distributed or oppositely distributed, arranged in parallel, 32~
<quantity id="E70C9B4CF75DFFF44EBFD5C9FB43F96E" box="[1215,1274,1729,1755]" metricMagnitude="-1" metricUnit="m" metricValue="8.636" pageId="1" pageNumber="88" unit="in" value="34.0">34 in</quantity>
10 μm (
<figureCitation id="B8CF2A2CF75DFFF44F5CD5C9FF1EF94B" captionStart="FIGURES 512" captionStartId="2.[136,243,1954,1976]" captionTargetBox="[371,1216,811,1923]" captionTargetId="figure-53@2.[371,1216,811,1930]" captionTargetPageId="2" captionText="FIGURES 512. Plagiostriata xiapuensis sp. nov from type material, SEM. 57. External views of the valve with a rimoportula (arrow). 8. Apical fields of the external valve. 9. Central area of a valve with no rimoportula. 10. Apical fields of the internal valve. Areolae round, occluded by simple vola (arrows). 11, 12. Internal views of the valve with a rimoportula (arrow). Scale bars = 1 μm (Figs. 57, 9, 11, 12), 0.2 μm (Figs. 8, 10)." figureDoi="http://doi.org/10.5281/zenodo.6952138" httpUri="https://zenodo.org/record/6952138/files/figure.png" pageId="1" pageNumber="88">Figs 9, 12</figureCitation>
). Virgae wider than vimines, merging with sternum at valve centre. Sternum indistinct. Areolae round, occluded by simple volae (
<figureCitation id="B8CF2A2CF75DFFF44B29D40FFEC7F894" box="[297,382,1799,1825]" captionStart="FIGURES 512" captionStartId="2.[136,243,1954,1976]" captionTargetBox="[371,1216,811,1923]" captionTargetId="figure-53@2.[371,1216,811,1930]" captionTargetPageId="2" captionText="FIGURES 512. Plagiostriata xiapuensis sp. nov from type material, SEM. 57. External views of the valve with a rimoportula (arrow). 8. Apical fields of the external valve. 9. Central area of a valve with no rimoportula. 10. Apical fields of the internal valve. Areolae round, occluded by simple vola (arrows). 11, 12. Internal views of the valve with a rimoportula (arrow). Scale bars = 1 μm (Figs. 57, 9, 11, 12), 0.2 μm (Figs. 8, 10)." figureDoi="http://doi.org/10.5281/zenodo.6952138" httpUri="https://zenodo.org/record/6952138/files/figure.png" pageId="1" pageNumber="88">Fig. 10</figureCitation>
). Rimoportula located within a stria situated at valve centre, few valves with no rimoportulae near centre (
<figureCitation id="B8CF2A2CF75DFFF44B15D422FE20F8F0" box="[277,409,1834,1861]" captionStart="FIGURES 512" captionStartId="2.[136,243,1954,1976]" captionTargetBox="[371,1216,811,1923]" captionTargetId="figure-53@2.[371,1216,811,1930]" captionTargetPageId="2" captionText="FIGURES 512. Plagiostriata xiapuensis sp. nov from type material, SEM. 57. External views of the valve with a rimoportula (arrow). 8. Apical fields of the external valve. 9. Central area of a valve with no rimoportula. 10. Apical fields of the internal valve. Areolae round, occluded by simple vola (arrows). 11, 12. Internal views of the valve with a rimoportula (arrow). Scale bars = 1 μm (Figs. 57, 9, 11, 12), 0.2 μm (Figs. 8, 10)." figureDoi="http://doi.org/10.5281/zenodo.6952138" httpUri="https://zenodo.org/record/6952138/files/figure.png" pageId="1" pageNumber="88">Figs 57, 9</figureCitation>
). Externally, the rimoportula appears as a slit-like opening that is elongated in parallel with striae. Internally, rimoportula are also simple, with slight siliceous thickenings (
<figureCitation id="B8CF2A2CF75DFFF44E22D446FBCEF8DD" box="[1058,1143,1870,1896]" captionStart="FIGURES 512" captionStartId="2.[136,243,1954,1976]" captionTargetBox="[371,1216,811,1923]" captionTargetId="figure-53@2.[371,1216,811,1930]" captionTargetPageId="2" captionText="FIGURES 512. Plagiostriata xiapuensis sp. nov from type material, SEM. 57. External views of the valve with a rimoportula (arrow). 8. Apical fields of the external valve. 9. Central area of a valve with no rimoportula. 10. Apical fields of the internal valve. Areolae round, occluded by simple vola (arrows). 11, 12. Internal views of the valve with a rimoportula (arrow). Scale bars = 1 μm (Figs. 57, 9, 11, 12), 0.2 μm (Figs. 8, 10)." figureDoi="http://doi.org/10.5281/zenodo.6952138" httpUri="https://zenodo.org/record/6952138/files/figure.png" pageId="1" pageNumber="88">Fig. 11</figureCitation>
). Two semilunar pores are observed at both poles, which are more like fissures, forming simple apical pore fields (
<figureCitation id="B8CF2A2CF75DFFF44E5ED479FB68F83E" box="[1118,1233,1905,1931]" captionStart="FIGURES 512" captionStartId="2.[136,243,1954,1976]" captionTargetBox="[371,1216,811,1923]" captionTargetId="figure-53@2.[371,1216,811,1930]" captionTargetPageId="2" captionText="FIGURES 512. Plagiostriata xiapuensis sp. nov from type material, SEM. 57. External views of the valve with a rimoportula (arrow). 8. Apical fields of the external valve. 9. Central area of a valve with no rimoportula. 10. Apical fields of the internal valve. Areolae round, occluded by simple vola (arrows). 11, 12. Internal views of the valve with a rimoportula (arrow). Scale bars = 1 μm (Figs. 57, 9, 11, 12), 0.2 μm (Figs. 8, 10)." figureDoi="http://doi.org/10.5281/zenodo.6952138" httpUri="https://zenodo.org/record/6952138/files/figure.png" pageId="1" pageNumber="88">Figs 8, 10</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="68EE6522F75DFFF44ABDD49CFBF0F841" pageId="1" pageNumber="88" type="materials_examined">
<paragraph id="204B36A9F75DFFF44ABDD49CFBF0F841" blockId="1.[136,1452,1588,2075]" pageId="1" pageNumber="88">
<emphasis id="1280EABBF75DFFF44ABDD49CFF41F81B" bold="true" box="[189,248,1940,1966]" pageId="1" pageNumber="88">Type</emphasis>
:—
<materialsCitation id="909C3CF4F75DFFF44B1DD49CFD47F841" ID-GBIF-Occurrence="3874809302" accessionNumber="NI202101" collectingDate="2018-05" collectionCode="NI" collectorName="Z. Wang" country="China" county="Xiapu County" latitude="26.709446" location="Ningde City" longLatPrecision="20" longitude="120.12139" municipality="Province" pageId="1" pageNumber="88" specimenCount="1" stateProvince="Fujian" typeStatus="holotype">
<subScript id="BC7034ECF75DFFF44B1DD49CFED8F819" attach="left" box="[285,353,1940,1966]" fontSize="7" pageId="1" pageNumber="88">
<collectingCountry id="58E37639F75DFFF44B1DD49CFED8F819" box="[285,353,1940,1966]" name="China" pageId="1" pageNumber="88">CHINa</collectingCountry>
</subScript>
.
<collectingRegion id="E230F84BF75DFFF44B6ED49CFE0FF81B" box="[366,438,1940,1966]" country="China" name="Fujian" pageId="1" pageNumber="88">Fujian</collectingRegion>
=
<collectingMunicipality id="C02FACD3F75DFFF44BBCD49CFD9BF81B" box="[444,546,1940,1966]" pageId="1" pageNumber="88">Province</collectingMunicipality>
,
<collectingCounty id="C92A4E25F75DFFF4482DD49CFD75F81B" box="[557,716,1940,1966]" pageId="1" pageNumber="88">Xiapu County</collectingCounty>
,
<location id="252B6072F75DFFF448D6D49CFCDAF81B" LSID="urn:lsid:plazi:treatment:A85D87BFF75DFFF44A88D6FBFB74F7AD:252B6072F75DFFF448D6D49CFCDAF81B" box="[726,867,1940,1966]" country="China" county="Xiapu County" latitude="26.709446" longLatPrecision="20" longitude="120.12139" municipality="Province" name="Ningde City" pageId="1" pageNumber="88" stateProvince="Fujian">Ningde City</location>
:
<location id="252B6072F75DFFF4496DD49CFBB1F81B" LSID="urn:lsid:plazi:treatment:A85D87BFF75DFFF44A88D6FBFB74F7AD:252B6072F75DFFF4496DD49CFBB1F81B" box="[877,1032,1940,1966]" country="China" county="Xiapu County" latitude="26.709446" longLatPrecision="20" longitude="120.12139" municipality="Province" name="Dajing Beach" pageId="1" pageNumber="88" stateProvince="Fujian">Dajing Beach</location>
, sand sample from intertidal, low tide area,
<geoCoordinate id="45C0506EF75DFFF44AC3D4BFFEE2F864" box="[195,347,1975,2001]" degrees="26" direction="north" minutes="42" orientation="latitude" pageId="1" pageNumber="88" precision="15" seconds="34" value="26.709446">26°42 34 “N</geoCoordinate>
,
<geoCoordinate id="45C0506EF75DFFF44B65D4BFFE4EF867" box="[357,503,1975,2002]" degrees="120" direction="east" minutes="7" orientation="longitude" pageId="1" pageNumber="88" precision="15" seconds="17" value="120.12139">120°7 17” E</geoCoordinate>
,
<emphasis id="1280EABBF75DFFF44801D4B0FD60F864" box="[513,729,1975,2001]" italics="true" pageId="1" pageNumber="88">
<date id="544A1069F75DFFF44801D4B0FDCDF864" box="[513,628,1975,2001]" pageId="1" pageNumber="88" value="2018-05">
<collectingDate id="440EE981F75DFFF44801D4B0FDCDF864" box="[513,628,1975,2001]" pageId="1" pageNumber="88" value="2018-05">May 2018</collectingDate>
</date>
,
<collectorName id="8D01537FF75DFFF4487ED4B0FD60F864" box="[638,729,1976,2001]" pageId="1" pageNumber="88">Z. Wang</collectorName>
</emphasis>
(
<typeStatus id="FF4F880BF75DFFF448E6D4BFFCF3F864" box="[742,842,1975,2001]" pageId="1" pageNumber="88" type="holotype">holotype</typeStatus>
slide N202101! =
<figureCitation id="B8CF2A2CF75DFFF44E17D4BFFBE0F864" box="[1047,1113,1975,2001]" captionStart="FIGURES 14" captionStartId="2.[136,243,727,749]" captionTargetBox="[403,1187,192,699]" captionTargetId="figure-27@2.[386,1202,187,705]" captionTargetPageId="2" captionText="FIGURES 14. LM micrographs of Plagiostriata xiapuensis sp. nov. from type material. Fig. 1 corresponds to the holotype. Scale bars = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.6952136" httpUri="https://zenodo.org/record/6952136/files/figure.png" pageId="1" pageNumber="88">Fig. 1</figureCitation>
; isotype
<collectorName id="8D01537FF75DFFF44EBCD4BFFB4FF864" box="[1212,1270,1975,2001]" pageId="1" pageNumber="88">Slide</collectorName>
<collectionCode id="46E5AE6CF75DFFF44EFBD4BFFAA3F864" box="[1275,1306,1975,2001]" country="Japan" name="Nagao Institute" pageId="1" pageNumber="88">NI</collectionCode>
202101, both at
<location id="252B6072F75DFFF44AA3D4D2FE08F841" LSID="urn:lsid:plazi:treatment:A85D87BFF75DFFF44A88D6FBFB74F7AD:252B6072F75DFFF44AA3D4D2FE08F841" box="[163,433,2010,2036]" country="China" county="Xiapu County" latitude="26.709446" longLatPrecision="20" longitude="120.12139" municipality="Province" name="School of Life Sciences" pageId="1" pageNumber="88" stateProvince="Fujian">School of Life Sciences</location>
,
<collectorName id="8D01537FF75DFFF44BBCD4D2FD2AF841" box="[444,659,2010,2036]" pageId="1" pageNumber="88">Xiamen University</collectorName>
,
<collectorName id="8D01537FF75DFFF4489ED4D2FD43F841" box="[670,762,2010,2036]" pageId="1" pageNumber="88">Xiamen</collectorName>
,
</materialsCitation>
<collectingCountry id="58E37639F75DFFF44905D4D2FB84F841" box="[773,1085,2010,2036]" name="China" pageId="1" pageNumber="88">Peoples Republic of China</collectingCountry>
).
</paragraph>
</subSubSection>
<subSubSection id="68EE6522F75DFFF44ABDD4F7FB74F7AD" box="[189,1229,2046,2075]" pageId="1" pageNumber="88" type="etymology">
<paragraph id="204B36A9F75DFFF44ABDD4F7FB74F7AD" blockId="1.[136,1452,1588,2075]" box="[189,1229,2046,2075]" pageId="1" pageNumber="88">
<emphasis id="1280EABBF75DFFF44ABDD4F7FE87F7AC" bold="true" box="[189,318,2047,2073]" pageId="1" pageNumber="88">Etymology</emphasis>
:—The epithet “
<taxonomicName id="E7F44D2AF75DFFF44BF6D4F7FDD5F7AD" authorityName="W. Y. Zhang, Z. Wang, Y. H. Gao &amp; C. P. Chen" authorityYear="2022" box="[502,620,2047,2072]" class="Bacillariophyceae" family="Fragilariaceae" genus="Plagiostriata" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="1" pageNumber="88" phylum="Ochrophyta" rank="species" species="xiapuensis">
<emphasis id="1280EABBF75DFFF44BF6D4F7FDD5F7AD" box="[502,620,2047,2072]" italics="true" pageId="1" pageNumber="88">xiapuensis</emphasis>
</taxonomicName>
” derives from the site where the specimen was found.
</paragraph>
</subSubSection>
</treatment>
</document>