216 lines
26 KiB
XML
216 lines
26 KiB
XML
<document id="8E7FF58C12BFDDBD10AE883830934999" ID-CLB-Dataset="5577" ID-DOI="10.11646/phytotaxa.127.1.8" ID-GBIF-Dataset="84eadb24-4c2c-4317-b068-c12776220192" ID-ISSN="1179-3163" ID-Zenodo-Dep="5085461" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1625839043136" checkinUser="felipe" docAuthor="Enache, Mihaela D., Potapova, Marina, Sheibley, Rich & Moran, Patrick" docDate="2013" docId="8A231246FFE8FFA8B6932CAEFBC6FF86" docLanguage="en" docName="Phytotaxa.127.1.49-57.pdf" docOrigin="Phytotaxa 127 (1)" docSource="http://dx.doi.org/10.11646/phytotaxa.127.1.8" docStyle="DocumentStyle:13F189B31CB4CCCE9197361A4E100104.3:Phytotaxa.2011-2013.journal_article" docStyleId="13F189B31CB4CCCE9197361A4E100104" docStyleName="Phytotaxa.2011-2013.journal_article" docStyleVersion="3" docTitle="Psammothidium nivale Potapova & Enache 2013, sp. nov." docType="treatment" docVersion="6" lastPageNumber="54" masterDocId="761A6A3EFFEDFFADB6042C39FFF0FB70" masterDocTitle="Three new Psammothidium species from lakes of Olympic and Cascade Mountains in Washington State, USA" masterLastPageNumber="57" masterPageNumber="49" pageNumber="54" updateTime="1699026925715" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
|
||
<mods:mods id="A02722AA55F41919AB0D0D7EA0CBC176" xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo id="4B088BA1C9D8D2ED1A40E93708004F4E">
|
||
<mods:title id="21BD74390DF78BE8BA11DFF9C6B16085">Three new Psammothidium species from lakes of Olympic and Cascade Mountains in Washington State, USA</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name id="C9DB223151B451A3FDA00D7797FF7AE6" type="personal">
|
||
<mods:role id="C9DCA7041DE5378BC92A69DA6C07C51D">
|
||
<mods:roleTerm id="CC2D02841A1A394D48D9162A5D07D325">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="77D167BE2CFE52E7373DFF33B21719E9">Enache, Mihaela D.</mods:namePart>
|
||
<mods:affiliation id="A494FDCD0AEC2A17F8EFBD96847EC0EC">Academy of Natural Sciences, 1900 Benjamin Franklin Parkway, Philadelphia, PA, 19103</mods:affiliation>
|
||
</mods:name>
|
||
<mods:name id="7C282D7AE9956177A5C0166F03E474C0" type="personal">
|
||
<mods:role id="0A6D7416DD8657F671E3FAF96FC01063">
|
||
<mods:roleTerm id="DB40985578D1BA696FE284494C3857DA">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="84942CCEF8DCEAD38F327CC1740C4C03">Potapova, Marina</mods:namePart>
|
||
<mods:affiliation id="73CC4E4A461159594ED68C0CEAB8C25D">Academy of Natural Sciences, 1900 Benjamin Franklin Parkway, Philadelphia, PA, 19103</mods:affiliation>
|
||
</mods:name>
|
||
<mods:name id="3A9CAC51A0A451A0B18719FEE690F6C0" type="personal">
|
||
<mods:role id="652F79DB6B236FC017004C3FCD892E7A">
|
||
<mods:roleTerm id="1338A6482DEAC2BD01282B9188BB6B6C">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="B8D3D1F4CACBBB2ECAC061F621A9D130">Sheibley, Rich</mods:namePart>
|
||
<mods:affiliation id="E9D303D0E4268B399AFA1D406FDFF65E">U. S. Geological Survey, Washington Water Science Center, 934 Broadway, Suite 300, Tacoma, WA 98402</mods:affiliation>
|
||
</mods:name>
|
||
<mods:name id="EAED37DE34C122BBD62091AC12FCB9A1" type="personal">
|
||
<mods:role id="4679FB7CC24F89102748B6A4AEC77E20">
|
||
<mods:roleTerm id="BB975560E6D53B4D2160A3FD870F4CD1">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="CE3082E3D6BE2BB23AA43FAC12A2C97E">Moran, Patrick</mods:namePart>
|
||
<mods:affiliation id="809E3F723EF19CE31A5DD60ED403C017">U. S. Geological Survey, Washington Water Science Center, 934 Broadway, Suite 300, Tacoma, WA 98402</mods:affiliation>
|
||
</mods:name>
|
||
<mods:typeOfResource id="6F6D4A7DAF9CE8D9DF02FEF26B745D58">text</mods:typeOfResource>
|
||
<mods:relatedItem id="801C1DFAC2A0A3989A2BDC37113E8C99" type="host">
|
||
<mods:titleInfo id="2FD1EBE9644CA1F8046CA735830C4E65">
|
||
<mods:title id="30955DE19CCA519B52D147D0997409B1">Phytotaxa</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part id="BBE9E998BAB8F0BF8F9532046442570B">
|
||
<mods:date id="142E62C6D5E4F86195B7586F54DB1F50">2013</mods:date>
|
||
<mods:detail id="43E70B8CEBED037E73C55C23AA758844" type="pubDate">
|
||
<mods:number id="78B8267250DF39C2FEAE5FDD8E8C5F6C">2013-08-29</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="7E673EFEE04B9106AE0456D1EA70B347" type="volume">
|
||
<mods:number id="F8199C452C29E8F11BCD9EF252DD239B">127</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="ADDCB95B27047E3D70834BDD7AC9DDB9" type="issue">
|
||
<mods:number id="35CF42D837343AB759409E8B328BE116">1</mods:number>
|
||
</mods:detail>
|
||
<mods:extent id="830EDA23E59466372FB23363E5069ACE" unit="page">
|
||
<mods:start id="70D8BC8C880742AB585548054BFE1CCE">49</mods:start>
|
||
<mods:end id="2B628F30C88FE03E6932E44C1466A318">57</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:location id="4C1A2E07F58F87B804073059D93DA2F7">
|
||
<mods:url id="DEA887310E23D936AA835945B8FDB2A2">http://dx.doi.org/10.11646/phytotaxa.127.1.8</mods:url>
|
||
</mods:location>
|
||
<mods:classification id="79CEA3BB24A4376E2C1C17A6FF706564">journal article</mods:classification>
|
||
<mods:identifier id="2352A6232022C1557F114D1CDABA09A6" type="CLB-Dataset">5577</mods:identifier>
|
||
<mods:identifier id="B98C58633EC2998A4CF150A24BE12338" type="DOI">10.11646/phytotaxa.127.1.8</mods:identifier>
|
||
<mods:identifier id="3283A845FB2A613BC06CBE6BE0085507" type="GBIF-Dataset">84eadb24-4c2c-4317-b068-c12776220192</mods:identifier>
|
||
<mods:identifier id="E5D4657A5654BEB877AF86F5D997F850" type="ISSN">1179-3163</mods:identifier>
|
||
<mods:identifier id="B3CFAB2E1B5E69A404751D55E686E494" type="Zenodo-Dep">5085461</mods:identifier>
|
||
</mods:mods>
|
||
<treatment id="8A231246FFE8FFA8B6932CAEFBC6FF86" ID-DOI="http://doi.org/10.5281/zenodo.5085473" ID-GBIF-Taxon="183410322" ID-Zenodo-Dep="5085473" LSID="urn:lsid:plazi:treatment:8A231246FFE8FFA8B6932CAEFBC6FF86" httpUri="http://treatment.plazi.org/id/8A231246FFE8FFA8B6932CAEFBC6FF86" lastPageNumber="54" pageId="5" pageNumber="54">
|
||
<subSubSection id="4A90F0DBFFE8FFA8B6932CAEFE5CFA0C" pageId="5" pageNumber="54" type="nomenclature">
|
||
<paragraph id="0235A350FFE8FFA8B6932CAEFC13FBC2" blockId="5.[151,995,151,178]" box="[151,995,151,178]" pageId="5" pageNumber="54">
|
||
<heading id="597D143CFFE8FFA8B6932CAEFC13FBC2" box="[151,995,151,178]" fontSize="11" level="2" pageId="5" pageNumber="54" reason="3">
|
||
<taxonomicName id="C58AD8D3FFE8FFA8B6932CAEFD65FBC2" authority="Potapova & Enache" authorityName="Potapova & Enache" authorityYear="2013" box="[151,661,151,178]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="5" pageNumber="54" phylum="Bacillariophyta" rank="species" species="nivale" status="sp. nov.">
|
||
<emphasis id="30FE7F42FFE8FFA8B6932CAEFE59FBC1" bold="true" box="[151,425,151,177]" italics="true" pageId="5" pageNumber="54">Psammothidium nivale</emphasis>
|
||
Potapova & Enache
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="2BCDC239FFE8FFA8B4982CA1FD04FBC2" box="[668,756,152,178]" pageId="5" pageNumber="54" rank="species">
|
||
<emphasis id="30FE7F42FFE8FFA8B4982CA1FD1EFBC1" box="[668,750,152,177]" italics="true" pageId="5" pageNumber="54">sp. nov</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
(
|
||
<figureCitation id="9AB1BFD5FFE8FFA8B5072CA1FC76FBC2" box="[771,902,152,178]" captionStart="FIGURES 22–34" captionStartId="5.[151,258,1965,1987]" captionTargetBox="[162,1424,1366,1938]" captionTargetId="figure-494@5.[162,1424,1366,1943]" captionTargetPageId="5" captionText="FIGURES 22–34: LM micrographs of Psammothidium species from Snow Lake, Washington Cascades. Figs 22–31. Psammothidium nivale sp. nov. Figs 22–23. Holotype specimen, slide ANSP GC64684. Figs 32–34. Psammothidium helveticum. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.5085467" httpUri="https://zenodo.org/record/5085467/files/figure.png" pageId="5" pageNumber="54">Figs 22–31</figureCitation>
|
||
,
|
||
<figureCitation id="9AB1BFD5FFE8FFA8B5972CA1FC2AFBC2" box="[915,986,152,178]" captionStart="FIGURES 45–48" captionStartId="7.[151,258,1065,1087]" captionTargetBox="[183,1403,191,1041]" captionTargetId="figure-299@7.[183,1403,191,1042]" captionTargetPageId="7" captionText="FIGURES 45–48: Psammothidium nivale sp. nov., SEM. Figs 45–47. Type material, sample ANSP WACA019, Snow Lake. Fig. 45. External view of raphe valve. Fig. 46. Internal view of raphe valve. Fig. 47. External view of rapheless valve. Fig. 48. External view of rapheless valve, Hidden Lake NOCA, sample ANSP WACA018. Scale bars = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.5085477" httpUri="https://zenodo.org/record/5085477/files/figure.png" pageId="5" pageNumber="54">45–48</figureCitation>
|
||
)
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="0235A350FFE8FFA8B6932CDCFE5CFA0C" blockId="5.[151,1436,229,380]" pageId="5" pageNumber="54">
|
||
<emphasis id="30FE7F42FFE8FFA8B6932CDCFE5CFA0C" italics="true" pageId="5" pageNumber="54">
|
||
Valvae ellipticae,
|
||
<quantity id="C5720EB5FFE8FFA8B76E2CDCFE28FB8C" box="[362,472,229,252]" metricMagnitude="-3" metricUnit="m" metricValue="5.8" metricValueMax="6.0" metricValueMin="5.6" pageId="5" pageNumber="54" unit="mm" value="5.8" valueMax="6.0" valueMin="5.6">5.6–6 µm</quantity>
|
||
latae,
|
||
<quantity id="C5720EB5FFE8FFA8B4322CDCFD4DFB8C" box="[566,701,229,252]" metricMagnitude="-2" metricUnit="m" metricValue="1.335" metricValueMax="1.5" metricValueMin="1.17" pageId="5" pageNumber="54" unit="mm" value="13.35" valueMax="15.0" valueMin="11.7">11.7–15 µm</quantity>
|
||
longae. Raphovalva cum area axialis linearis, area centralis transapicalem rectagularis vel ovalis, 2/3 valvae lata. Raphe recta cum poris proximales paene expansae, in sulci, cum terminis distales simplices. Araphovalva cum area axialis ad apicem angusta, versus centro expansa, rhombico-lanceolata, 2/3 valvae lata. Striae transapicales paulo radiatae,
|
||
<quantity id="C5720EB5FFE8FFA8B5E72D7CFBB1FA2C" box="[995,1089,325,348]" metricMagnitude="-1" metricUnit="m" metricValue="6.858" metricValueMax="7.112" metricValueMin="6.604" pageId="5" pageNumber="54" unit="in" value="27.0" valueMax="28.0" valueMin="26.0">26–28 in</quantity>
|
||
<quantity id="C5720EB5FFE8FFA8B2432D7CFB79FA2C" box="[1095,1161,325,348]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="5" pageNumber="54" unit="mm" value="10.0">10 µm</quantity>
|
||
in araphovalva,
|
||
<quantity id="C5720EB5FFE8FFA8B33A2D7CFA6CFA2C" box="[1342,1436,325,348]" metricMagnitude="-1" metricUnit="m" metricValue="7.874" metricValueMax="8.128" metricValueMin="7.62" pageId="5" pageNumber="54" unit="in" value="31.0" valueMax="32.0" valueMin="30.0">30–32 in</quantity>
|
||
<quantity id="C5720EB5FFE8FFA8B6C32D5CFEF9FA0C" box="[199,265,357,380]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="5" pageNumber="54" unit="mm" value="10.0">10 µm</quantity>
|
||
in raphovalva.
|
||
</emphasis>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="4A90F0DBFFE8FFA8B6932D9CFB70F94C" pageId="5" pageNumber="54" type="description">
|
||
<paragraph id="0235A350FFE8FFA8B6932D9CFB70F94C" blockId="5.[151,1436,421,572]" pageId="5" pageNumber="54">
|
||
Valves elliptical,
|
||
<quantity id="C5720EB5FFE8FFA8B7512D9CFE4EFACC" box="[341,446,421,444]" metricMagnitude="-3" metricUnit="m" metricValue="5.8" metricValueMax="6.0" metricValueMin="5.6" pageId="5" pageNumber="54" unit="mm" value="5.8" valueMax="6.0" valueMin="5.6">5.6–6 µm</quantity>
|
||
wide and
|
||
<quantity id="C5720EB5FFE8FFA8B4312D9CFD48FACC" box="[565,696,421,444]" metricMagnitude="-2" metricUnit="m" metricValue="1.335" metricValueMax="1.5" metricValueMin="1.17" pageId="5" pageNumber="54" unit="mm" value="13.35" valueMax="15.0" valueMin="11.7">11.7–15 µm</quantity>
|
||
long. Raphe valve with linear axial area, central area transapically rectangular to oval occupying 2/3 of the valve breadth. Raphe with proximal pores slightly expanded, located in grooves, and with simple distal endings (
|
||
<figureCitation id="9AB1BFD5FFE8FFA8B4842DDCFCBFFA8C" box="[640,847,485,508]" captionStart="FIGURES 22–34" captionStartId="5.[151,258,1965,1987]" captionTargetBox="[162,1424,1366,1938]" captionTargetId="figure-494@5.[162,1424,1366,1943]" captionTargetPageId="5" captionText="FIGURES 22–34: LM micrographs of Psammothidium species from Snow Lake, Washington Cascades. Figs 22–31. Psammothidium nivale sp. nov. Figs 22–23. Holotype specimen, slide ANSP GC64684. Figs 32–34. Psammothidium helveticum. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.5085467" httpUri="https://zenodo.org/record/5085467/files/figure.png" pageId="5" pageNumber="54">Figs 23, 25, 27, 28</figureCitation>
|
||
). Rapheless valve with axial area narrow at apices and widening towards valve centre in a rhombic-lanceolate shape, occupying 2/3 of the valve breadth (
|
||
<figureCitation id="9AB1BFD5FFE8FFA8B2F52E3CFEFDF94C" captionStart="FIGURES 22–34" captionStartId="5.[151,258,1965,1987]" captionTargetBox="[162,1424,1366,1938]" captionTargetId="figure-494@5.[162,1424,1366,1943]" captionTargetPageId="5" captionText="FIGURES 22–34: LM micrographs of Psammothidium species from Snow Lake, Washington Cascades. Figs 22–31. Psammothidium nivale sp. nov. Figs 22–23. Holotype specimen, slide ANSP GC64684. Figs 32–34. Psammothidium helveticum. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.5085467" httpUri="https://zenodo.org/record/5085467/files/figure.png" pageId="5" pageNumber="54">Figs 22, 24, 26, 29, 30</figureCitation>
|
||
). Striae slightly radiate,
|
||
<quantity id="C5720EB5FFE8FFA8B4152E1CFD9EF94C" box="[529,622,549,572]" metricMagnitude="-1" metricUnit="m" metricValue="6.858" metricValueMax="7.112" metricValueMin="6.604" pageId="5" pageNumber="54" unit="in" value="27.0" valueMax="28.0" valueMin="26.0">26–28 in</quantity>
|
||
<quantity id="C5720EB5FFE8FFA8B4712E1CFD49F94C" box="[629,697,549,572]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="5" pageNumber="54" unit="mm" value="10.0">10 µm</quantity>
|
||
on rapheless valve, 30–32 on raphe valve.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="4A90F0DBFFE8FFA8B6932E5CFB47F9AC" pageId="5" pageNumber="54" type="materials_examined">
|
||
<paragraph id="0235A350FFE8FFA8B6932E5CFB47F9AC" blockId="5.[151,1436,613,732]" pageId="5" pageNumber="54">
|
||
<emphasis id="30FE7F42FFE8FFA8B6932E5CFF02F90C" bold="true" box="[151,242,613,636]" pageId="5" pageNumber="54">Type:—</emphasis>
|
||
<materialsCitation id="B2E2A90DFFE8FFA8B6FF2E5CFB42F9AC" ID-GBIF-Occurrence="3320045301" collectingDate="2009-10-07" collectionCode="ANSP, CANA" country="United States of America" elevation="10" latitude="46.7576" location="Snow Lake" longLatPrecision="5" longitude="-121.69825" municipality="Cascade Mountains" pageId="5" pageNumber="54" specimenCode="WACA019, GC64864, GC64865" specimenCount="1" stateProvince="Washington" typeStatus="holotype">
|
||
<collectingCountry id="7A9DE3C0FFE8FFA8B6FF2E5CFEC4F90C" box="[251,308,613,636]" name="United States of America" pageId="5" pageNumber="54">USA</collectingCountry>
|
||
.
|
||
<collectingRegion id="C04E6DB2FFE8FFA8B73B2E5CFE32F90C" box="[319,450,613,636]" country="United States of America" name="Washington" pageId="5" pageNumber="54">Washington</collectingRegion>
|
||
:
|
||
<collectingMunicipality id="E251392AFFE8FFA8B7CA2E5CFD55F90C" box="[462,677,613,636]" pageId="5" pageNumber="54">Cascade Mountains</collectingMunicipality>
|
||
,
|
||
<location id="0755F58BFFE8FFA8B4B62E5CFCDFF90C" LSID="urn:lsid:plazi:treatment:8A231246FFE8FFA8B6932CAEFBC6FF86:0755F58BFFE8FFA8B4B62E5CFCDFF90C" box="[690,815,613,636]" country="United States of America" latitude="46.7576" longLatPrecision="5" longitude="-121.69825" municipality="Cascade Mountains" name="Snow Lake" pageId="5" pageNumber="54" stateProvince="Washington">Snow Lake</location>
|
||
,
|
||
<geoCoordinate id="67BEC597FFE8FFA8B5382E5CFC4CF90C" box="[828,956,613,636]" degrees="46.7576" direction="north" orientation="latitude" pageId="5" pageNumber="54" precision="5" value="46.7576">46.7576° N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="67BEC597FFE8FFA8B5CD2E5CFB73F90C" box="[969,1155,613,636]" degrees="121.6982468" direction="west" orientation="longitude" pageId="5" pageNumber="54" precision="1" value="-121.69825">121.6982468° W</geoCoordinate>
|
||
, lake sediment (2–2.5-cm depth core interval; lake maximum depth
|
||
<quantity id="C5720EB5FFE8FFA8B4A12EBCFD08F9EC" box="[677,760,645,668]" metricMagnitude="0" metricUnit="m" metricValue="9.75" pageId="5" pageNumber="54" unit="m" value="9.75">
|
||
<elevation id="89A74463FFE8FFA8B4A12EBCFD08F9EC" box="[677,760,645,668]" metricMagnitude="0" metricUnit="m" metricValue="9.75" pageId="5" pageNumber="54" unit="m" value="9.75">9.75 m</elevation>
|
||
</quantity>
|
||
), collected
|
||
<date id="76348590FFE8FFA8B5792EBCFBCEF9EC" box="[893,1086,645,668]" pageId="5" pageNumber="54" value="2009-10-07">
|
||
<collectingDate id="66707C78FFE8FFA8B5792EBCFBCEF9EC" box="[893,1086,645,668]" pageId="5" pageNumber="54" value="2009-10-07">07 October 2009</collectingDate>
|
||
</date>
|
||
, collection
|
||
<emphasis id="30FE7F42FFE8FFA8B2C72EBCFAC1F9EC" box="[1219,1329,645,668]" italics="true" pageId="5" pageNumber="54">
|
||
<specimenCode id="522C0B2BFFE8FFA8B2C72EBCFAC1F9EC" box="[1219,1329,645,668]" collectionCode="WACA" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34575" name="Walnut Canyon National Monument" pageId="5" pageNumber="54">WACA019</specimenCode>
|
||
</emphasis>
|
||
, (Circled specimen (
|
||
<figureCitation id="9AB1BFD5FFE8FFA8B73A2E9CFE31F9CC" box="[318,449,677,700]" captionStart="FIGURES 22–34" captionStartId="5.[151,258,1965,1987]" captionTargetBox="[162,1424,1366,1938]" captionTargetId="figure-494@5.[162,1424,1366,1943]" captionTargetPageId="5" captionText="FIGURES 22–34: LM micrographs of Psammothidium species from Snow Lake, Washington Cascades. Figs 22–31. Psammothidium nivale sp. nov. Figs 22–23. Holotype specimen, slide ANSP GC64684. Figs 32–34. Psammothidium helveticum. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.5085467" httpUri="https://zenodo.org/record/5085467/files/figure.png" pageId="5" pageNumber="54">Figs 22, 23</figureCitation>
|
||
) on slide
|
||
<emphasis id="30FE7F42FFE8FFA8B43C2E9CFD50F9CC" box="[568,672,677,700]" italics="true" pageId="5" pageNumber="54">
|
||
<specimenCode id="522C0B2BFFE8FFA8B43C2E9CFD50F9CC" box="[568,672,677,700]" collectionCode="GC" country="0" name="Goucher College" pageId="5" pageNumber="54">GC64864</specimenCode>
|
||
</emphasis>
|
||
,
|
||
<emphasis id="30FE7F42FFE8FFA8B4B62E9CFC6BF9CC" box="[690,923,677,700]" italics="true" pageId="5" pageNumber="54">
|
||
accession #
|
||
<specimenCode id="522C0B2BFFE8FFA8B5302E9CFC6BF9CC" box="[820,923,677,700]" collectionCode="GC" country="0" name="Goucher College" pageId="5" pageNumber="54">GC64864</specimenCode>
|
||
</emphasis>
|
||
(
|
||
<collectionCode id="649B3B95FFE8FFA8B5A92E9CFC0BF9CC" box="[941,1019,677,700]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34784" lsid="urn:lsid:biocol.org:col:34784" name="Academy of Natural Sciences of Philadelphia" pageId="5" pageNumber="54">ANSP</collectionCode>
|
||
!),
|
||
<emphasis id="30FE7F42FFE8FFA8B2122E9CFAB1F9CC" bold="true" box="[1046,1345,677,700]" pageId="5" pageNumber="54">
|
||
<typeStatus id="DD311DF2FFE8FFA8B2122E9CFB89F9CC" box="[1046,1145,677,700]" pageId="5" pageNumber="54" type="holotype">holotype</typeStatus>
|
||
, designated here
|
||
</emphasis>
|
||
; circled specimens on slide
|
||
<emphasis id="30FE7F42FFE8FFA8B7932EFCFE0FF9AC" box="[407,511,709,732]" italics="true" pageId="5" pageNumber="54">
|
||
<specimenCode id="522C0B2BFFE8FFA8B7932EFCFE0FF9AC" box="[407,511,709,732]" collectionCode="GC" country="0" name="Goucher College" pageId="5" pageNumber="54">GC64865</specimenCode>
|
||
</emphasis>
|
||
(
|
||
<collectionCode id="649B3B95FFE8FFA8B4092EFCFDA9F9AC" box="[525,601,709,732]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34784" lsid="urn:lsid:biocol.org:col:34784" name="Academy of Natural Sciences of Philadelphia" pageId="5" pageNumber="54">ANSP</collectionCode>
|
||
!) and slide
|
||
<emphasis id="30FE7F42FFE8FFA8B4D52EFCFCE4F9AC" box="[721,788,709,732]" italics="true" pageId="5" pageNumber="54">84224</emphasis>
|
||
(
|
||
<collectionCode id="649B3B95FFE8FFA8B5262EFCFC87F9AC" box="[802,887,709,732]" pageId="5" pageNumber="54">CANA</collectionCode>
|
||
!),
|
||
<emphasis id="30FE7F42FFE8FFA8B5892EFCFB57F9AC" bold="true" box="[909,1191,709,732]" pageId="5" pageNumber="54">isotypes, designated here</emphasis>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="4A90F0DBFFE8FFA8B6932F32FBC6FF86" pageId="5" pageNumber="54" type="etymology">
|
||
<paragraph id="0235A350FFE8FFA8B6932F32FEB1F83C" blockId="5.[151,1436,779,1270]" pageId="5" pageNumber="54">
|
||
<emphasis id="30FE7F42FFE8FFA8B6932F32FEEFF855" bold="true" box="[151,287,779,805]" pageId="5" pageNumber="54">Etymology</emphasis>
|
||
:—specific epithet refers to the name of the lake (Snow Lake) from where the species was found and described.
|
||
</paragraph>
|
||
<paragraph id="0235A350FFE8FFA8B6C22F61FACDFF44" blockId="5.[151,1436,779,1270]" pageId="5" pageNumber="54">
|
||
<taxonomicName id="C58AD8D3FFE8FFA8B6C22F61FE22F802" authorityName="Potapova & Enache" authorityYear="2013" box="[198,466,856,882]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="5" pageNumber="54" phylum="Bacillariophyta" rank="species" species="nivale">
|
||
<emphasis id="30FE7F42FFE8FFA8B6C22F61FE22F802" box="[198,466,856,882]" italics="true" pageId="5" pageNumber="54">Psammothidium nivale</emphasis>
|
||
</taxonomicName>
|
||
is distinguished from other
|
||
<taxonomicName id="C58AD8D3FFE8FFA8B51E2F61FBC3F803" box="[794,1075,856,883]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" kingdom="Chromista" order="Achnanthales" pageId="5" pageNumber="54" phylum="Bacillariophyta" rank="species" species="undetermined">
|
||
<emphasis id="30FE7F42FFE8FFA8B51E2F61FC28F802" box="[794,984,856,882]" italics="true" pageId="5" pageNumber="54">Psammothidium</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
by characteristic coarser striae and areolae on rapheless valve compared to raphe valve. The linear axial area on raphe valves widens slightly near the valve center, and the transapically rectangular to oval central area is bounded by 4–5 shortened striae. External proximal raphe endings are located in grooves, which gradually widen toward valve center. External distal raphe endings are drop-shaped and do not extend beyond the last stria (
|
||
<figureCitation id="9AB1BFD5FFE8FFA8B2302FCDFB7DFF7E" box="[1076,1165,1012,1038]" captionStart="FIGURES 45–48" captionStartId="7.[151,258,1065,1087]" captionTargetBox="[183,1403,191,1041]" captionTargetId="figure-299@7.[183,1403,191,1042]" captionTargetPageId="7" captionText="FIGURES 45–48: Psammothidium nivale sp. nov., SEM. Figs 45–47. Type material, sample ANSP WACA019, Snow Lake. Fig. 45. External view of raphe valve. Fig. 46. Internal view of raphe valve. Fig. 47. External view of rapheless valve. Fig. 48. External view of rapheless valve, Hidden Lake NOCA, sample ANSP WACA018. Scale bars = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.5085477" httpUri="https://zenodo.org/record/5085477/files/figure.png" pageId="5" pageNumber="54">Fig. 45</figureCitation>
|
||
). Characteristic coarse areolae on rapheless valves have the appearance of transapically elongated slits in SEM (
|
||
<figureCitation id="9AB1BFD5FFE8FFA8B2AD2823FAC0FF44" box="[1193,1328,1050,1076]" captionStart="FIGURES 45–48" captionStartId="7.[151,258,1065,1087]" captionTargetBox="[183,1403,191,1041]" captionTargetId="figure-299@7.[183,1403,191,1042]" captionTargetPageId="7" captionText="FIGURES 45–48: Psammothidium nivale sp. nov., SEM. Figs 45–47. Type material, sample ANSP WACA019, Snow Lake. Fig. 45. External view of raphe valve. Fig. 46. Internal view of raphe valve. Fig. 47. External view of rapheless valve. Fig. 48. External view of rapheless valve, Hidden Lake NOCA, sample ANSP WACA018. Scale bars = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.5085477" httpUri="https://zenodo.org/record/5085477/files/figure.png" pageId="5" pageNumber="54">Figs 47–48</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="0235A350FFE8FFA8B6C22878FBC6FF86" blockId="5.[151,1436,779,1270]" pageId="5" pageNumber="54">
|
||
In the SEM, the shape of the areolae—transapically elongate—resemble those of
|
||
<taxonomicName id="C58AD8D3FFE8FFA8B2B22878FA88FF2A" authorityName="L.Bukhtiyarova & F.E.Round" authorityYear="1996" baseAuthorityName="Hustedt" box="[1206,1400,1088,1114]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="5" pageNumber="54" phylum="Bacillariophyta" rank="species" species="subatomoides">
|
||
<emphasis id="30FE7F42FFE8FFA8B2B22878FA88FF2A" box="[1206,1400,1088,1114]" italics="true" pageId="5" pageNumber="54">P. subatomoides</emphasis>
|
||
</taxonomicName>
|
||
in SEM. However,
|
||
<taxonomicName id="C58AD8D3FFE8FFA8B7602851FE3DFFF1" authorityName="Potapova & Enache" authorityYear="2013" box="[356,461,1127,1153]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="5" pageNumber="54" phylum="Bacillariophyta" rank="species" species="nivale">
|
||
<emphasis id="30FE7F42FFE8FFA8B7602851FE3DFFF1" box="[356,461,1127,1153]" italics="true" pageId="5" pageNumber="54">P. nivale</emphasis>
|
||
</taxonomicName>
|
||
is distinguished from the latter species by all other valve characteristics: more elongated shape of the valve and larger size, shape of central area on both raphe and rapheless valve and clear dimorphism of raphe and rapheless valve in striae density and areolae size.
|
||
<taxonomicName id="C58AD8D3FFE8FFA8B208288CFB80FFBE" authorityName="Potapova & Enache" authorityYear="2013" box="[1036,1136,1204,1230]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="5" pageNumber="54" phylum="Bacillariophyta" rank="species" species="nivale">
|
||
<emphasis id="30FE7F42FFE8FFA8B208288CFB80FFBE" box="[1036,1136,1204,1230]" italics="true" pageId="5" pageNumber="54">P.nivale</emphasis>
|
||
</taxonomicName>
|
||
was found in Snow Lake and Hidden Lake NOCA in very low abundance (<0.25% relative abundance).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |