189 lines
40 KiB
XML
189 lines
40 KiB
XML
<document id="1E4CD09A0AB1246C1BDD05FE54DFAC94" ID-CLB-Dataset="302491" ID-DOI="10.11646/phytotaxa.340.1.4" ID-GBIF-Dataset="3f172a3f-7c3a-4a37-b7c7-d3a737206eec" ID-ISSN="1179-3163" ID-Zenodo-Dep="13718716" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1725654990337" checkinUser="felipe" docAuthor="Zhang, Wei, Shang, Guang-Xia, Kociolek, J. Patrick, Wang, Li-Qing & Zhang, Rui-Lei" docDate="2018" docId="687FE871B2763077FF6778E2FE5AFDC5" docLanguage="en" docName="phytotaxa.340.1.4.pdf" docOrigin="Phytotaxa 340 (1)" docSource="http://dx.doi.org/10.11646/phytotaxa.340.1.4" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Oricymba rhynchocephala Wei Zhang & J. P. Kociolek 2018, sp. nov." docType="treatment" docVersion="2" lastPageNumber="65" masterDocId="94469009B2773075FFEF7D52FF9CFFE4" masterDocTitle="Oricymba rhynchocephala sp. nov., a new cymbelloid diatom (Bacillariophyceae) from Xianju National Park in Zhejiang Province, China" masterLastPageNumber="70" masterPageNumber="63" pageNumber="64" updateTime="1725665880925" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
|
||
<mods:mods id="420DAF7658BA216CA46066C7BDC6D7A9" xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo id="283C2FB595DD3D829097C50F25F38935">
|
||
<mods:title id="AFA5E83F6DF2FD72E51028B871CFF25E">Oricymba rhynchocephala sp. nov., a new cymbelloid diatom (Bacillariophyceae) from Xianju National Park in Zhejiang Province, China</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name id="B44312F18D817CAB9474F55774B30616" type="personal">
|
||
<mods:role id="917BDDD49E7F65ACFBCC619CC0CDEA93">
|
||
<mods:roleTerm id="34CF84322742746EB61256F5624CB044">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="434CF1A24CCE2397EB75433546020F94">Zhang, Wei</mods:namePart>
|
||
<mods:affiliation id="1A2D1A5BC9C5D051AAF823271FE80DFF">Centre for Research on Environmental Ecology and Fish Nutrion (CREEFN) of the Ministry of Agriculture, Shanghai Ocean University, Shanghai 201306, China. & Key Laboratory of Exploration and Utilization of Aquatic Genetic Resources (Shanghai Ocean University), Ministry of Education, Shanghai 201306, China. & National Demonstration Center for Experimental Fisheries Science Education (Shanghai Ocean University), Shanghai 201306, China.</mods:affiliation>
|
||
</mods:name>
|
||
<mods:name id="4183857A838D73F34F3A32530239324C" type="personal">
|
||
<mods:role id="3DD4BF0707810DE5699C396E7A1D5EE8">
|
||
<mods:roleTerm id="8BFD88D9E23CFB6931266A21F30B80B6">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="F8D8AAAB3353C63BFCBC143F565CFFE1">Shang, Guang-Xia</mods:namePart>
|
||
<mods:affiliation id="7466330D180A661CE298457F58B9476F">Centre for Research on Environmental Ecology and Fish Nutrion (CREEFN) of the Ministry of Agriculture, Shanghai Ocean University, Shanghai 201306, China. & Key Laboratory of Exploration and Utilization of Aquatic Genetic Resources (Shanghai Ocean University), Ministry of Education, Shanghai 201306, China.</mods:affiliation>
|
||
</mods:name>
|
||
<mods:name id="F67DD3F887DD8CD631259250AB62C7A5" type="personal">
|
||
<mods:role id="0942C72905EE57351795DB7653788E89">
|
||
<mods:roleTerm id="13EC4F9F1AA1A90F7EE0E16BBDB5F109">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="8E947ECCE10A8D5EC606DBBEC155C68C">Kociolek, J. Patrick</mods:namePart>
|
||
</mods:name>
|
||
<mods:name id="DE135D6113E62EECCEBB17E7A9186801" type="personal">
|
||
<mods:role id="B531F8C0EE4F613689D7D856858AFAAC">
|
||
<mods:roleTerm id="7EA51F78E45D3C6AFD3A49A680118E47">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="81AEC867B06402B58EF86936A2643D33">Wang, Li-Qing</mods:namePart>
|
||
<mods:affiliation id="293B394F718A603E3BF025AD8A6ACCC9">Centre for Research on Environmental Ecology and Fish Nutrion (CREEFN) of the Ministry of Agriculture, Shanghai Ocean University, Shanghai 201306, China. & Key Laboratory of Exploration and Utilization of Aquatic Genetic Resources (Shanghai Ocean University), Ministry of Education, Shanghai 201306, China. & National Demonstration Center for Experimental Fisheries Science Education (Shanghai Ocean University), Shanghai 201306, China.</mods:affiliation>
|
||
</mods:name>
|
||
<mods:name id="13F60306A0D41A854245D70BCEA94320" type="personal">
|
||
<mods:role id="599DD29571F76F06B23369556BBA86B9">
|
||
<mods:roleTerm id="C086E7DACD80B44F4A523A106F7C63F9">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="7431BB9A72244BF3FE3DB6043AEC435E">Zhang, Rui-Lei</mods:namePart>
|
||
<mods:affiliation id="2C4B0003F34F96FF891C39FA1FD472D2">Centre for Research on Environmental Ecology and Fish Nutrion (CREEFN) of the Ministry of Agriculture, Shanghai Ocean University, Shanghai 201306, China. & Key Laboratory of Exploration and Utilization of Aquatic Genetic Resources (Shanghai Ocean University), Ministry of Education, Shanghai 201306, China. & National Demonstration Center for Experimental Fisheries Science Education (Shanghai Ocean University), Shanghai 201306, China.</mods:affiliation>
|
||
</mods:name>
|
||
<mods:typeOfResource id="9988B00D3B3B69E477AA9685D3D52392">text</mods:typeOfResource>
|
||
<mods:relatedItem id="5C245349EF2B6FF62795DBF12E642586" type="host">
|
||
<mods:titleInfo id="BE11F4FF949209F3545FC0EFEBC3F7FB">
|
||
<mods:title id="E9058EAE9E3E7634EC220BA5BB17FF27">Phytotaxa</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part id="56F6CF4998DF7C7A10D4E221B2178CEB">
|
||
<mods:date id="C9C539D8866C6A775CF4CC725D06F29F">2018</mods:date>
|
||
<mods:detail id="2D138F3B1845E98ABCBF7FD105DF0103" type="pubDate">
|
||
<mods:number id="638B584DE020194A6F473F9D79F83286">2018-02-21</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="27192EA1C01465D70D24BE2E89773B83" type="volume">
|
||
<mods:number id="D1DF1385DA4FC40DC483EC9EB861E32E">340</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="1BD2BE220155591654CE161F1D29D74A" type="issue">
|
||
<mods:number id="97614ACD31C715EDB645F88434EBA3E0">1</mods:number>
|
||
</mods:detail>
|
||
<mods:extent id="FD861EEDEF1A7AD2C426490489DB1793" unit="page">
|
||
<mods:start id="2822260474BE89CFB24D3968647C244E">63</mods:start>
|
||
<mods:end id="EF8CC5BD8D90EAB2916E1F2064B4BB5D">70</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:location id="FEA5081F8BA86635A74652FECBC73B3A">
|
||
<mods:url id="16F4842C4AD32933EA66BD8874D0C490">http://dx.doi.org/10.11646/phytotaxa.340.1.4</mods:url>
|
||
</mods:location>
|
||
<mods:classification id="2C7C7E96604EB413837F4928F5583351">journal article</mods:classification>
|
||
<mods:identifier id="376295629A8DF5DBD04EA0A823F387CF" type="CLB-Dataset">302491</mods:identifier>
|
||
<mods:identifier id="97930A8DBC2DD594068135B34F314339" type="DOI">10.11646/phytotaxa.340.1.4</mods:identifier>
|
||
<mods:identifier id="6D006B11ED5257DA3F4F8866C33C99FC" type="GBIF-Dataset">3f172a3f-7c3a-4a37-b7c7-d3a737206eec</mods:identifier>
|
||
<mods:identifier id="5518E0E5B714A1DD66870E14D8DF65D1" type="ISSN">1179-3163</mods:identifier>
|
||
<mods:identifier id="949DF7CC7CC15621424DE2CBACE8707F" type="Zenodo-Dep">13718716</mods:identifier>
|
||
</mods:mods>
|
||
<treatment id="687FE871B2763077FF6778E2FE5AFDC5" ID-DOI="http://doi.org/10.5281/zenodo.13718776" ID-Zenodo-Dep="13718776" LSID="urn:lsid:plazi:treatment:687FE871B2763077FF6778E2FE5AFDC5" httpUri="http://treatment.plazi.org/id/687FE871B2763077FF6778E2FE5AFDC5" lastPageId="2" lastPageNumber="65" pageId="1" pageNumber="64">
|
||
<subSubSection id="A8CC0AECB2763074FF6778E2FB93F8EB" pageId="1" pageNumber="64" type="nomenclature">
|
||
<paragraph id="E0695967B2763074FF6778E2FC62FA2F" blockId="1.[136,1022,1456,1483]" box="[136,1022,1456,1483]" pageId="1" pageNumber="64">
|
||
<heading id="BB21EE0BB2763074FF6778E2FC62FA2F" bold="true" box="[136,1022,1456,1483]" fontSize="11" level="1" pageId="1" pageNumber="64" reason="1">
|
||
<emphasis id="D2A28575B2763074FF6778E2FC62FA2F" bold="true" box="[136,1022,1456,1483]" pageId="1" pageNumber="64">
|
||
<taxonomicName id="27D622E4B2763074FF6778E2FC93FA2F" authority="Wei Zhang & J. P. Kociolek" authorityName="Wei Zhang & J. P. Kociolek" authorityYear="2018" box="[136,783,1456,1483]" class="Bacillariophyceae" family="Cymbellaceae" genus="Oricymba" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymbellales" pageId="1" pageNumber="64" phylum="Ochrophyta" rank="species" species="rhynchocephala" status="sp. nov.">
|
||
<emphasis id="D2A28575B2763074FF6778E2FE20FA2F" bold="true" box="[136,444,1456,1483]" italics="true" pageId="1" pageNumber="64">Oricymba rhynchocephala</emphasis>
|
||
Wei Zhang & J. P. Kociolek
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="C991380EB2763074FCF478E2FCEFFA2F" box="[795,883,1456,1483]" pageId="1" pageNumber="64" rank="species">
|
||
<emphasis id="D2A28575B2763074FCF478E2FCA8FA2E" bold="true" box="[795,820,1456,1482]" italics="true" pageId="1" pageNumber="64">sp</emphasis>
|
||
.
|
||
<emphasis id="D2A28575B2763074FCAD78E2FCF0FA2E" bold="true" box="[834,876,1456,1482]" italics="true" pageId="1" pageNumber="64">nov</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
(
|
||
<figureCitation id="78ED45E2B2763074FC6D78E0FC6AFA2F" box="[898,1014,1458,1483]" captionStart-0="FIGURES 1–14" captionStart-1="FIGURES 15–21" captionStart-2="FIGURES 22–26" captionStartId-0="2.[136,243,1977,1998]" captionStartId-1="3.[136,243,1665,1686]" captionStartId-2="4.[136,243,1307,1328]" captionTargetBox-0="[188,1397,566,1949]" captionTargetBox-1="[227,1361,190,1640]" captionTargetBox-2="[227,1361,190,1282]" captionTargetId-0="figure-175@2.[188,1399,566,1949]" captionTargetId-1="figure-14@3.[227,1361,190,1640]" captionTargetId-2="figure-15@4.[227,1361,190,1282]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionText-0="FIGURES 1–14. Oricymba rhynchocephala, LM, DIC. Valve views, showing variability of the holotype population. Fig. 5 is of the holotype. Scale bar = 10 μm." captionText-1="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." captionText-2="FIGURES 22–26. Oricymba rhynchocephala, SEM, internal views. 22. Entire valve with raphe slit evident down the center and a helictoglossa at each apex. 23. Valve centre showing two internal stigma openings each occluded with small, tooth-like projections and small, relatively undifferentiated central nodule without an intermissio. 24. Striae formed by slit-like, elongate areolae separated by robust silica ribs. 25–26. Views of the apices with helictoglossae and apical pore fields evident. Scale bars = 10 μm (Fig. 22) and 2 μm (Figs 23–24) and 5 μm (Figs 25–26)." figureDoi-0="http://doi.org/10.5281/zenodo.13718720" figureDoi-1="http://doi.org/10.5281/zenodo.13718722" figureDoi-2="http://doi.org/10.5281/zenodo.13718726" httpUri-0="https://zenodo.org/record/13718720/files/figure.png" httpUri-1="https://zenodo.org/record/13718722/files/figure.png" httpUri-2="https://zenodo.org/record/13718726/files/figure.png" pageId="1" pageNumber="64">Figs 1–23</figureCitation>
|
||
)
|
||
</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="E0695967B2763074FF6778A8FB93F8EB" blockId="1.[136,1452,1530,2059]" pageId="1" pageNumber="64">
|
||
LM: valves linear-lanceolate, slightly asymmetrical to the apical axis, with slightly arched valve margins towards rounded and rostrate apices (
|
||
<figureCitation id="78ED45E2B2763074FE2C7B4CFDA9F9D3" box="[451,565,1566,1591]" captionStart="FIGURES 1–14" captionStartId="2.[136,243,1977,1998]" captionTargetBox="[188,1397,566,1949]" captionTargetId="figure-175@2.[188,1399,566,1949]" captionTargetPageId="2" captionText="FIGURES 1–14. Oricymba rhynchocephala, LM, DIC. Valve views, showing variability of the holotype population. Fig. 5 is of the holotype. Scale bar = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.13718720" httpUri="https://zenodo.org/record/13718720/files/figure.png" pageId="1" pageNumber="64">Figs 1–14</figureCitation>
|
||
). Length 39.0–52.5 μm, width 11.3–13.4 μm, length/width ratio 3.5–4.5, median 4.1 (n= 50). Raphe lateral, external raphe fissures slightly undulate, internal raphe fissures straight. External proximal raphe ends dilated, deflected towards the ventral side. External distal raphe fissures hooked towards dorsal margin. Axial area lanceolate. Central area rhombic-lanceolate, strongly asymmetrical, occupying nearly half the valve width, with 1–2 slightly shortened central dorsal striae, 5–8 shortened central ventral striae. Isolated stigma distinct between the prominent central nodule and the two central striae on the ventral side. Striae moderately radiate,
|
||
<quantity id="272EF482B2763074FB167B80FADCF90F" box="[1273,1344,1746,1771]" metricMagnitude="-1" metricUnit="m" metricValue="1.905" metricValueMax="2.032" metricValueMin="1.778" pageId="1" pageNumber="64" unit="in" value="7.5" valueMax="8.0" valueMin="7.0">7–8 in</quantity>
|
||
10 μm in the central part up to
|
||
<quantity id="272EF482B2763074FE987BA4FE2CF8EB" box="[375,432,1782,1807]" metricMagnitude="-1" metricUnit="m" metricValue="2.54" pageId="1" pageNumber="64" unit="in" value="10.0">10 in</quantity>
|
||
10 μm in the apices. Areolae visible,
|
||
<quantity id="272EF482B2763074FCB97BA4FC25F8EB" box="[854,953,1782,1807]" metricMagnitude="-1" metricUnit="m" metricValue="5.334" metricValueMax="5.842" metricValueMin="4.826" pageId="1" pageNumber="64" unit="in" value="21.0" valueMax="23.0" valueMin="19.0">19–23 in</quantity>
|
||
10 μm.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="A8CC0AECB2763077FF527A48FB66FE89" lastPageId="2" lastPageNumber="65" pageId="1" pageNumber="64" type="description">
|
||
<paragraph id="E0695967B2763077FF527A48FC46FF39" blockId="1.[136,1452,1530,2059]" lastBlockId="2.[136,1452,160,545]" lastPageId="2" lastPageNumber="65" pageId="1" pageNumber="64">
|
||
SEM: Valve exterior (
|
||
<figureCitation id="78ED45E2B2763074FE417A48FDB3F8D7" box="[430,559,1818,1843]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Figs 15–21</figureCitation>
|
||
): raphe undulate with proximal raphe ends slightly dilated, weakly bent ventrally (
|
||
<figureCitation id="78ED45E2B2763074FF7F7A6CFE89F8B3" box="[144,277,1854,1879]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Figs 15, 16</figureCitation>
|
||
), distal fissures hooked, deflected towards the dorsal side (
|
||
<figureCitation id="78ED45E2B2763074FC537A6CFBDDF8B3" box="[956,1089,1854,1879]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Figs 15, 19</figureCitation>
|
||
). Striae uniseriate, occasionally biseriate in the center on the dorsal side and mantle area (
|
||
<figureCitation id="78ED45E2B2763074FCCB7A30FC36F89F" box="[804,938,1890,1915]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Figs 16, 18</figureCitation>
|
||
). Areolar openings adjacent to the axial area curved or irregular to rounded (
|
||
<figureCitation id="78ED45E2B2763074FE0A7AD4FDA4F87B" box="[485,568,1926,1951]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Fig. 16</figureCitation>
|
||
); other areolae mostly slit-like, elongate rectangular openings (
|
||
<figureCitation id="78ED45E2B2763074FB1A7AD4FA02F87B" box="[1269,1438,1926,1951]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Figs 16, 17, 19</figureCitation>
|
||
). Small, shallow circular depressions irregular across the axial and central areas (
|
||
<figureCitation id="78ED45E2B2763074FBEA7AF8FBC4F827" box="[1029,1112,1962,1987]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Fig. 16</figureCitation>
|
||
). Longitudinal ridges are very thick along the valve margins except near the valve terminus, and at the apical pore fields, with shallow grooves along both the valve face and mantle edges (
|
||
<figureCitation id="78ED45E2B2763074FDDA7AA0FD7DF7EF" box="[565,737,2034,2059]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Figs 16, 17, 19</figureCitation>
|
||
). The overlapping girdle band is distinct (
|
||
<figureCitation id="78ED45E2B2763074FB597AA0FA96F7EF" box="[1206,1290,2034,2059]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="1" pageNumber="64">Fig. 18</figureCitation>
|
||
). The striae of the mantle area are composed of uniseriate or biseriate areolae (
|
||
<figureCitation id="78ED45E2B2753077FCA17DF2FC3DFF5D" box="[846,929,160,185]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="2" pageNumber="65">Fig. 18</figureCitation>
|
||
). A relative small apical pore field is present at each end on the mantle and clearly separated from the areolae (
|
||
<figureCitation id="78ED45E2B2753077FCA47D96FC52FF39" box="[843,974,196,221]" captionStart="FIGURES 15–21" captionStartId="3.[136,243,1665,1686]" captionTargetBox="[227,1361,190,1640]" captionTargetId="figure-14@3.[227,1361,190,1640]" captionTargetPageId="3" captionText="FIGURES 15–21. Oricymba rhynchocephala, SEM, external views. 15. Entire valve. Notice the distinct marginal ridge, proximal raphe ends and rounded, single ventrally-placed stigma opening. Striae appear slit-like. Distal raphe ends deflect dorsally. 16. Valve center showing striae, stigma, dilated proximal raphe ends, and shallow circular depressions. 17. High magnification view of the thickened marginal ridge and areolae with small tooth-like projections. 18. View of the valve mantle and overlapping girdle band with a single row of poroids. 19. Rostrate apices with strongly deflected distal raphe end and porellis of the apical pore field positioned entirely on the valve mantle. 20–21. External view of apices showing apical pole fields with porelli that are comprised of small round holes, differentiated morphologically and physically separated from the striae. Scale bars = 10 μm (Fig 15), 5 μm (Fig. 16), 2 μm (Figs 17–19) and 1 μm (Figs 20–21)." figureDoi="http://doi.org/10.5281/zenodo.13718722" httpUri="https://zenodo.org/record/13718722/files/figure.png" pageId="2" pageNumber="65">Figs 19–21</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="E0695967B2753077FF527DBAFB66FE89" blockId="2.[136,1452,160,545]" pageId="2" pageNumber="65">
|
||
Valve interior (
|
||
<figureCitation id="78ED45E2B2753077FE8D7DBAFE79FEE5" box="[354,485,232,257]" captionStart="FIGURES 22–26" captionStartId="4.[136,243,1307,1328]" captionTargetBox="[227,1361,190,1282]" captionTargetId="figure-15@4.[227,1361,190,1282]" captionTargetPageId="4" captionText="FIGURES 22–26. Oricymba rhynchocephala, SEM, internal views. 22. Entire valve with raphe slit evident down the center and a helictoglossa at each apex. 23. Valve centre showing two internal stigma openings each occluded with small, tooth-like projections and small, relatively undifferentiated central nodule without an intermissio. 24. Striae formed by slit-like, elongate areolae separated by robust silica ribs. 25–26. Views of the apices with helictoglossae and apical pore fields evident. Scale bars = 10 μm (Fig. 22) and 2 μm (Figs 23–24) and 5 μm (Figs 25–26)." figureDoi="http://doi.org/10.5281/zenodo.13718726" httpUri="https://zenodo.org/record/13718726/files/figure.png" pageId="2" pageNumber="65">Figs 22–26</figureCitation>
|
||
): striae formed by slit-like, elongate areolae separated by robust silica ribs (
|
||
<figureCitation id="78ED45E2B2753077FAF17DBAFA3CFEE5" box="[1310,1440,232,257]" captionStart="FIGURES 22–26" captionStartId="4.[136,243,1307,1328]" captionTargetBox="[227,1361,190,1282]" captionTargetId="figure-15@4.[227,1361,190,1282]" captionTargetPageId="4" captionText="FIGURES 22–26. Oricymba rhynchocephala, SEM, internal views. 22. Entire valve with raphe slit evident down the center and a helictoglossa at each apex. 23. Valve centre showing two internal stigma openings each occluded with small, tooth-like projections and small, relatively undifferentiated central nodule without an intermissio. 24. Striae formed by slit-like, elongate areolae separated by robust silica ribs. 25–26. Views of the apices with helictoglossae and apical pore fields evident. Scale bars = 10 μm (Fig. 22) and 2 μm (Figs 23–24) and 5 μm (Figs 25–26)." figureDoi="http://doi.org/10.5281/zenodo.13718726" httpUri="https://zenodo.org/record/13718726/files/figure.png" pageId="2" pageNumber="65">Figs 23–26</figureCitation>
|
||
). The raphe is continuous internally, without separate ends (
|
||
<figureCitation id="78ED45E2B2753077FCF87C5EFC06FEC1" box="[791,922,268,293]" captionStart="FIGURES 22–26" captionStartId="4.[136,243,1307,1328]" captionTargetBox="[227,1361,190,1282]" captionTargetId="figure-15@4.[227,1361,190,1282]" captionTargetPageId="4" captionText="FIGURES 22–26. Oricymba rhynchocephala, SEM, internal views. 22. Entire valve with raphe slit evident down the center and a helictoglossa at each apex. 23. Valve centre showing two internal stigma openings each occluded with small, tooth-like projections and small, relatively undifferentiated central nodule without an intermissio. 24. Striae formed by slit-like, elongate areolae separated by robust silica ribs. 25–26. Views of the apices with helictoglossae and apical pore fields evident. Scale bars = 10 μm (Fig. 22) and 2 μm (Figs 23–24) and 5 μm (Figs 25–26)." figureDoi="http://doi.org/10.5281/zenodo.13718726" httpUri="https://zenodo.org/record/13718726/files/figure.png" pageId="2" pageNumber="65">Figs 22, 23</figureCitation>
|
||
), distal raphe ends offset, bent slightly towards the dorsal margin and terminating in small, knob-like helictoglossae (
|
||
<figureCitation id="78ED45E2B2753077FC667C62FBAFFEAD" box="[905,1075,304,329]" captionStart="FIGURES 22–26" captionStartId="4.[136,243,1307,1328]" captionTargetBox="[227,1361,190,1282]" captionTargetId="figure-15@4.[227,1361,190,1282]" captionTargetPageId="4" captionText="FIGURES 22–26. Oricymba rhynchocephala, SEM, internal views. 22. Entire valve with raphe slit evident down the center and a helictoglossa at each apex. 23. Valve centre showing two internal stigma openings each occluded with small, tooth-like projections and small, relatively undifferentiated central nodule without an intermissio. 24. Striae formed by slit-like, elongate areolae separated by robust silica ribs. 25–26. Views of the apices with helictoglossae and apical pore fields evident. Scale bars = 10 μm (Fig. 22) and 2 μm (Figs 23–24) and 5 μm (Figs 25–26)." figureDoi="http://doi.org/10.5281/zenodo.13718726" httpUri="https://zenodo.org/record/13718726/files/figure.png" pageId="2" pageNumber="65">Figs 22, 25, 26</figureCitation>
|
||
). Two indistinct, narrow, elongate internal stigmal openings on the ventral side occluded by fine ingrowths from the perimeter (
|
||
<figureCitation id="78ED45E2B2753077FB767C06FB72FE89" box="[1177,1262,340,365]" captionStart="FIGURES 22–26" captionStartId="4.[136,243,1307,1328]" captionTargetBox="[227,1361,190,1282]" captionTargetId="figure-15@4.[227,1361,190,1282]" captionTargetPageId="4" captionText="FIGURES 22–26. Oricymba rhynchocephala, SEM, internal views. 22. Entire valve with raphe slit evident down the center and a helictoglossa at each apex. 23. Valve centre showing two internal stigma openings each occluded with small, tooth-like projections and small, relatively undifferentiated central nodule without an intermissio. 24. Striae formed by slit-like, elongate areolae separated by robust silica ribs. 25–26. Views of the apices with helictoglossae and apical pore fields evident. Scale bars = 10 μm (Fig. 22) and 2 μm (Figs 23–24) and 5 μm (Figs 25–26)." figureDoi="http://doi.org/10.5281/zenodo.13718726" httpUri="https://zenodo.org/record/13718726/files/figure.png" pageId="2" pageNumber="65">Fig. 23</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="A8CC0AECB2753077FF527C2AFF4FFE3D" pageId="2" pageNumber="65" type="materials_examined">
|
||
<paragraph id="E0695967B2753077FF527C2AFF4FFE3D" blockId="2.[136,1452,160,545]" pageId="2" pageNumber="65">
|
||
<emphasis id="D2A28575B2753077FF527C2AFE82FE75" bold="true" box="[189,286,376,401]" pageId="2" pageNumber="65">Type:—</emphasis>
|
||
<collectingCountry id="98C119F7B2753077FEF27C2AFEE5FE75" box="[285,377,376,401]" name="China" pageId="2" pageNumber="65">CHINA</collectingCountry>
|
||
.
|
||
<collectingRegion id="22129785B2753077FE6A7C2AFE75FE75" box="[389,489,376,401]" country="China" name="Zhejiang" pageId="2" pageNumber="65">Zhejiang</collectingRegion>
|
||
Provence: Taizhou City, Xianju County, Xianju National Park, Xuedong Stream,
|
||
<geoCoordinate id="85E23FA0B2753077FA6B7C2AFF6CFE51" degrees="28" direction="north" minutes="41" orientation="latitude" pageId="2" pageNumber="65" precision="15" seconds="5" value="28.684721">28° 41’ 5” N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="85E23FA0B2753077FF117CCEFE04FE51" box="[254,408,412,437]" degrees="120" direction="east" minutes="28" orientation="longitude" pageId="2" pageNumber="65" precision="15" seconds="5" value="120.468056">120°28’ 5” E</geoCoordinate>
|
||
,
|
||
<quantity id="272EF482B2753077FE487CCEFE6DFE51" box="[423,497,412,437]" metricMagnitude="2" metricUnit="m" metricValue="2.9899999999999998" pageId="2" pageNumber="65" unit="m" value="299.0">299 m</quantity>
|
||
a.s.l.,
|
||
<date id="94687FA7B2753077FDD07CCEFD78FE51" box="[575,740,412,437]" pageId="2" pageNumber="65" value="2016-06-15">June 15, 2016</date>
|
||
,
|
||
<emphasis id="D2A28575B2753077FD1D7CCEFC9FFE51" box="[754,771,412,437]" italics="true" pageId="2" pageNumber="65">
|
||
<collectionCode id="86C7C1A2B2753077FD1D7CCEFC9FFE51" box="[754,771,412,437]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="2" pageNumber="65">R</collectionCode>
|
||
</emphasis>
|
||
.
|
||
<emphasis id="D2A28575B2753077FCE57CCEFC86FE51" box="[778,794,412,437]" italics="true" pageId="2" pageNumber="65">L</emphasis>
|
||
.
|
||
<emphasis id="D2A28575B2753077FCCE7CCEFCF5FE51" box="[801,873,412,437]" italics="true" pageId="2" pageNumber="65">Zhang</emphasis>
|
||
(
|
||
<typeStatus id="3F6DE7C5B2753077FC957CCEFC7EFE51" box="[890,994,412,437]" pageId="2" pageNumber="65" type="holotype">holotype</typeStatus>
|
||
:
|
||
<collectionCode id="86C7C1A2B2753077FC007CCEFBD8FE51" box="[1007,1092,412,437]" pageId="2" pageNumber="65">SHOU</collectionCode>
|
||
!, slide XJ-XD 36, illustrated in
|
||
<figureCitation id="78ED45E2B2753077FF677C92FF5AFE3D" box="[136,198,448,473]" captionStart="FIGURES 1–14" captionStartId="2.[136,243,1977,1998]" captionTargetBox="[188,1397,566,1949]" captionTargetId="figure-175@2.[188,1399,566,1949]" captionTargetPageId="2" captionText="FIGURES 1–14. Oricymba rhynchocephala, LM, DIC. Valve views, showing variability of the holotype population. Fig. 5 is of the holotype. Scale bar = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.13718720" httpUri="https://zenodo.org/record/13718720/files/figure.png" pageId="2" pageNumber="65">Fig.5</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="A8CC0AECB2753077FF527CB6FE5AFDC5" pageId="2" pageNumber="65" type="etymology">
|
||
<paragraph id="E0695967B2753077FF527CB6FE5AFDC5" blockId="2.[136,1452,160,545]" pageId="2" pageNumber="65">
|
||
<emphasis id="D2A28575B2753077FF527CB6FEA2FE19" bold="true" box="[189,318,484,509]" pageId="2" pageNumber="65">Etymology</emphasis>
|
||
:—The specific epithet
|
||
<taxonomicName id="27D622E4B2753077FDA47CB6FC97FE19" authorityName="Wei Zhang & J. P. Kociolek" authorityYear="2018" box="[587,779,484,509]" class="Bacillariophyceae" family="Cymbellaceae" genus="Oricymba" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymbellales" pageId="2" pageNumber="65" phylum="Ochrophyta" rank="species" species="rhynchocephala">
|
||
“
|
||
<emphasis id="D2A28575B2753077FDB87CB6FC97FE19" box="[599,779,484,509]" italics="true" pageId="2" pageNumber="65">rhynchocephala</emphasis>
|
||
</taxonomicName>
|
||
” refers to the protracted (beak-like) apices that distinguish this species from congeners.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |