328 lines
61 KiB
XML
328 lines
61 KiB
XML
<document id="B86AB311BE8B212180864C32DA2A225C" ID-DOI="10.11646/phytotaxa.328.2.5" ID-ISSN="1179-3163" 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="1725665680200" checkinUser="felipe" docAuthor="Oaquim, Anna Beatriz Jones, Moser, Gleyci A. O., Evangelista, Heitor, Licínio, Marcus Vinícius & Vijver, Bart Van De" docDate="2017" docId="03E087B8FF93C5739FA7F8A5FB44FEA6" docLanguage="en" docName="phytotaxa.328.2.5.pdf" docOrigin="Phytotaxa 328 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.328.2.5" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Aulacoseira glubokoyensis Oaquim, Moser, Evangelista & Van de Vijver 2017, sp. nov." docType="treatment" docVersion="1" lastPageNumber="151" masterDocId="FFD9FFC0FF92C5709F2FFFD1FF80FFA7" masterDocTitle="Aulacoseira glubokoyensis sp. nov. (Bacillariophyceae), a new centric diatom from the Maritime Antarctic region" masterLastPageNumber="158" masterPageNumber="149" pageNumber="150" updateTime="1725676675023" updateUser="GgImagineBatch" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="3BACCEDD4408A96CA3ABE25BC4B34C5E">Aulacoseira glubokoyensis sp. nov. (Bacillariophyceae), a new centric diatom from the Maritime Antarctic region</mods:title>
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<mods:namePart id="7AE8A287D1B8CE37BA5838F4BA7A37C7">Oaquim, Anna Beatriz Jones</mods:namePart>
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<mods:affiliation id="4644D638F39747A9A9AA3F7763A0A77E">Universidade Federal Fluminense, UFF, Post-Graduation Program on Environmental Geochemestry, Chemical Institute, Campus Valonguinho, Niterói, RJ, Brazil.</mods:affiliation>
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<mods:namePart id="38AEFEBE3A148E94E41F5059A76E71E3">Moser, Gleyci A. O.</mods:namePart>
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<mods:affiliation id="CEC6F944D6CB2D24B457973E1BD84461">Universidade do Estado do Rio de Janeiro, UERJ, Departamento de Oceanografia Biológica DOB, Faculdade de Oceanografia, R. São Francisco Xavier, 524, Maracanã, Rio de Janeiro, RJ, Brazil</mods:affiliation>
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<mods:namePart id="90466D203DDB80B88DCE93D2FB617962">Evangelista, Heitor</mods:namePart>
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<mods:affiliation id="4C9DFB82CE08ED7D3DCC9C9526A261DF">Universidade do Estado do Rio de Janeiro, UERJ, Departamento Instituto de Biologia Roberto Alcantara Gomes- IBRAG, R. São Francisco Xavier, 524, Maracanã, Rio de Janeiro, RJ, Brazil</mods:affiliation>
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<mods:namePart id="88F222F27DB3934D4AE90C78A87F6A65">Licínio, Marcus Vinícius</mods:namePart>
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<mods:affiliation id="B2E359E00AE71A87709BA744F964CEAC">Universidade Federal do Espírito Santo, UFES, Departamento de Ciências Fisiológicas, Centro de Ciências da Saúde-CCS, Avenida Marechal Rocha Campos, 1468, Maruipe, Vitória, ES, Brazil</mods:affiliation>
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<mods:namePart id="F53BF9394234C7CDF5228B09383C72BD">Vijver, Bart Van De</mods:namePart>
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<mods:affiliation id="E2EDC3DE893441E92A1C8C3626661161">Botanic Garden Meise, Research Department, Domein van Bouchout, B- 1860 Meise, Belgium & University of Antwerp, Department of Biology, ECOBE, Universiteitsplein 1, B- 2610 Wilrijk, Belgium</mods:affiliation>
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<mods:title id="66768C59AC713EC17C18EC044734E695">Phytotaxa</mods:title>
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<mods:date id="D7721C5257386B67C8DEAF776EDC36CD">2017</mods:date>
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<mods:number id="90AAE0A6448F1ED8818775BB3FC83B38">2017-11-17</mods:number>
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<mods:number id="9D6C199AC640520123132F6DD58A9009">328</mods:number>
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<mods:url id="B37D0C7BD1E85B56CA1B1DF254505698">http://dx.doi.org/10.11646/phytotaxa.328.2.5</mods:url>
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<mods:identifier id="A37228094A9CF6AFA158E09BA435E303" type="DOI">10.11646/phytotaxa.328.2.5</mods:identifier>
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<emphasis id="B93DEABCFF93C5719FA7F8A5FBBFF828" bold="true" box="[136,1087,1908,1935]" pageId="1" pageNumber="150">
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<taxonomicName id="4C494D2DFF93C5719FA7F8A5FC5EF828" authority="Oaquim, Moser, Evangelista & Van de Vijver" authorityName="Oaquim, Moser, Evangelista & Van de Vijver" authorityYear="2017" box="[136,990,1908,1935]" class="Bacillariophyceae" family="Aulacoseiraceae" genus="Aulacoseira" higherTaxonomySource="GBIF" kingdom="Chromista" order="Aulacoseirales" pageId="1" pageNumber="150" phylum="Ochrophyta" rank="species" species="glubokoyensis" status="sp. nov.">
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<emphasis id="B93DEABCFF93C5719FA7F8A5FE3DF828" bold="true" box="[136,445,1908,1935]" italics="true" pageId="1" pageNumber="150">Aulacoseira glubokoyensis</emphasis>
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Oaquim, Moser, Evangelista & Van de Vijver
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<taxonomicNameLabel id="A20E57C7FF93C5719CCAF8A7FBBFF828" box="[997,1087,1910,1935]" pageId="1" pageNumber="150" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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(
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<figureCitation id="13722A2BFF93C5719B62F8A7FB3FF828" box="[1101,1215,1910,1935]" captionStart-0="FIGURES 1–18" captionStart-1="FIGURES 19–23" captionStart-2="FIGURES 24–29" captionStartId-0="2.[136,243,667,688]" captionStartId-1="3.[136,243,1904,1925]" captionStartId-2="4.[136,243,1878,1899]" captionTargetBox-0="[151,1435,187,639]" captionTargetBox-1="[151,1435,317,1879]" captionTargetBox-2="[151,1435,190,1853]" captionTargetId-0="figure-15@2.[151,1436,187,639]" captionTargetId-1="figure-68@3.[151,1436,317,1879]" captionTargetId-2="figure-15@4.[151,1436,190,1853]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionText-0="FIGURES 1–18. LM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Figure 11 represents the holotype. Figs 1–6 show girdle views whereas Figs 7–18 show valve views. Figs 7–9: Valve views showing the Ringleiste. Figs 10–18: Decreasing size range of valve views. Note the irregular areola pattern in Figs 10, 16 & 17. Scale bar represents 10 μm." captionText-1="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." captionText-2="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="1" pageNumber="150">Figs 1–29</figureCitation>
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)
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</heading>
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</paragraph>
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<paragraph id="8BF636AEFF93C5719FA7F866FADBF7BF" blockId="1.[136,1451,1975,2072]" pageId="1" pageNumber="150">
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LM (
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<figureCitation id="13722A2BFF93C5719FEFF866FEABF877" box="[192,299,1975,2000]" captionStart="FIGURES 1–18" captionStartId="2.[136,243,667,688]" captionTargetBox="[151,1435,187,639]" captionTargetId="figure-15@2.[151,1436,187,639]" captionTargetPageId="2" captionText="FIGURES 1–18. LM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Figure 11 represents the holotype. Figs 1–6 show girdle views whereas Figs 7–18 show valve views. Figs 7–9: Valve views showing the Ringleiste. Figs 10–18: Decreasing size range of valve views. Note the irregular areola pattern in Figs 10, 16 & 17. Scale bar represents 10 μm." pageId="1" pageNumber="150">Figs 1–18</figureCitation>
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):—Frustules in chains (
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||
<figureCitation id="13722A2BFF93C5719D11F866FDFEF877" box="[574,638,1975,2000]" captionStart="FIGURES 1–18" captionStartId="2.[136,243,667,688]" captionTargetBox="[151,1435,187,639]" captionTargetId="figure-15@2.[151,1436,187,639]" captionTargetPageId="2" captionText="FIGURES 1–18. LM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Figure 11 represents the holotype. Figs 1–6 show girdle views whereas Figs 7–18 show valve views. Figs 7–9: Valve views showing the Ringleiste. Figs 10–18: Decreasing size range of valve views. Note the irregular areola pattern in Figs 10, 16 & 17. Scale bar represents 10 μm." pageId="1" pageNumber="150">Fig. 1</figureCitation>
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) of up to fourteen cells. Valve diameter 7.5–12.0 μm (mean 10.11 ± 1.04 μm; n = 25), mantle height 4.5–6.0 μm (mean 5.2 ± 0.4 μm; n = 25). Ratio of mantle height to diameter between 0.5 and 0.7 (mean 0.6 ± 0.1; n =25). Density of pervalvar rows of areolae on the mantle:
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<quantity id="4CB19B4BFF93C5719B6EF82EFB24F7BF" box="[1089,1188,2047,2072]" metricMagnitude="-1" metricUnit="m" metricValue="3.937" metricValueMax="4.064" metricValueMin="3.81" pageId="1" pageNumber="150" unit="in" value="15.5" valueMax="16.0" valueMin="15.0">15–16 in</quantity>
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10 μm (n = 25).
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</paragraph>
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<paragraph id="8BF636AEFF90C5729FA7FD4AFDD9FCBB" blockId="2.[136,1452,667,796]" pageId="2" pageNumber="151">
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<emphasis id="B93DEABCFF90C5729FA7FD4AFEAEFD17" bold="true" box="[136,302,667,688]" pageId="2" pageNumber="151">FIGURES 1–18.</emphasis>
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LM images of
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<taxonomicName id="4C494D2DFF90C5729E91FD4AFD3FFD17" authorityName="Oaquim, Moser, Evangelista & Van de Vijver" authorityYear="2017" box="[446,703,667,688]" class="Bacillariophyceae" family="Aulacoseiraceae" genus="Aulacoseira" higherTaxonomySource="GBIF" kingdom="Chromista" order="Aulacoseirales" pageId="2" pageNumber="151" phylum="Ochrophyta" rank="species" species="glubokoyensis">
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<emphasis id="B93DEABCFF90C5729E91FD4AFD3FFD17" box="[446,703,667,688]" italics="true" pageId="2" pageNumber="151">Aulacoseira glubokoyensis</emphasis>
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</taxonomicName>
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. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Figure 11 represents the holotype. Figs 1–6 show girdle views whereas Figs 7–18 show valve views. Figs 7–9: Valve views showing the Ringleiste. Figs 10–18: Decreasing size range of valve views. Note the irregular areola pattern in Figs 10, 16 & 17. Scale bar represents 10 μm.
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</paragraph>
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</caption>
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<subSubSection id="C3536525FF90C5729F92FC9CFDE5F9B5" pageId="2" pageNumber="151" type="description">
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<paragraph id="8BF636AEFF90C5729F92FC9CFDE5F9B5" blockId="2.[136,1452,845,2058]" pageId="2" pageNumber="151">
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SEM (
|
||
<figureCitation id="13722A2BFF90C5729E28FC9CFE0BFCC1" box="[263,395,845,870]" captionStart-0="FIGURES 19–23" captionStart-1="FIGURES 24–29" captionStartId-0="3.[136,243,1904,1925]" captionStartId-1="4.[136,243,1878,1899]" captionTargetBox-0="[151,1435,317,1879]" captionTargetBox-1="[151,1435,190,1853]" captionTargetId-0="figure-68@3.[151,1436,317,1879]" captionTargetId-1="figure-15@4.[151,1436,190,1853]" captionTargetPageId-0="3" captionTargetPageId-1="4" captionText-0="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." captionText-1="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 19–29</figureCitation>
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):
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<emphasis id="B93DEABCFF90C5729EB0FC9CFE6EFCC1" box="[415,494,845,870]" italics="true" pageId="2" pageNumber="151">Mantle</emphasis>
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: Girdle bands entirely perforated by very fine pores, rarely visible even in SEM, but similar to those found in other
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<taxonomicName id="4C494D2DFF90C5729ECDFCA0FD41FC2D" box="[482,705,881,906]" pageId="2" pageNumber="151">
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<emphasis id="B93DEABCFF90C5729ECDFCA0FDE9FC2D" box="[482,617,881,906]" italics="true" pageId="2" pageNumber="151">Aulacoseira</emphasis>
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species
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||
</taxonomicName>
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||
(
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||
<bibRefCitation id="EFD84B5FFF90C5729DFFFCA0FBACFC2D" author="Crawford, R. M. & Likhoshway, Y. V." box="[720,1068,881,906]" pageId="2" pageNumber="151" pagination="239 - 250" refId="ref4998" refString="Crawford, R. M. & Likhoshway, Y. V. (1999) The frustule structure of original material of Aulacoseira distans (Ehrenberg) Simonsen. Diatom Research 14: 239 - 250. https: // doi. org / 10.1080 / 0269249 X. 1999.9705468" type="journal article" year="1999">Crawford & Likhoshway 1999</bibRefCitation>
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) (
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||
<figureCitation id="13722A2BFF90C5729B6CFCA0FB10FC2D" box="[1091,1168,881,906]" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig 19</figureCitation>
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). Collum, the lowest part of the mantle lacking areolae, narrow, max. only 5% of the total mantle height (
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<figureCitation id="13722A2BFF90C5729B21FC44FB3CFC09" box="[1038,1212,917,942]" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 20, 21, 23</figureCitation>
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), entirely covered by narrow, raised ribs (
|
||
<figureCitation id="13722A2BFF90C5729E4FFC68FE5EFC75" box="[352,478,953,978]" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 21, 23</figureCitation>
|
||
). Some valve mantles showing a typical “Muller Step” (
|
||
<emphasis id="B93DEABCFF90C5729B6DFC68FB00FC75" box="[1090,1152,953,978]" italics="true" pageId="2" pageNumber="151">sensu</emphasis>
|
||
<bibRefCitation id="EFD84B5FFF90C5729BAAFC68FA8EFC75" author="Muller, O." box="[1157,1294,953,978]" pageId="2" pageNumber="151" pagination="232 - 290" refId="ref6225" refString="Muller, O. (1884) Die Zellhaut und das Gesetz der Zelltheilungsfolge von Melos ira arenaria Moore. In: Jahrbucher fur wissenschaftliche Botanik, Band XIV, H 2. pp. 232 - 290." type="journal article" year="1884">Muller 1884</bibRefCitation>
|
||
and
|
||
<bibRefCitation id="EFD84B5FFF90C5729A6FFC68FEF0FC51" author="Crawford, R. M. & Likhoshway, Y. V." pageId="2" pageNumber="151" pagination="239 - 250" refId="ref4998" refString="Crawford, R. M. & Likhoshway, Y. V. (1999) The frustule structure of original material of Aulacoseira distans (Ehrenberg) Simonsen. Diatom Research 14: 239 - 250. https: // doi. org / 10.1080 / 0269249 X. 1999.9705468" type="journal article" year="1999">Crawford & Likhoshway 1999</bibRefCitation>
|
||
) (
|
||
<figureCitation id="13722A2BFF90C5729EA8FC0CFDBBFC51" box="[391,571,989,1014]" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs. 20, 21, 23</figureCitation>
|
||
). Between the mantle areolae, numerous small, siliceous plaques present (
|
||
<figureCitation id="13722A2BFF90C5729A55FC0CFF53FBBD" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 21, 22</figureCitation>
|
||
).
|
||
<emphasis id="B93DEABCFF90C5729FC8FBD0FEBFFBBD" box="[231,319,1025,1050]" italics="true" pageId="2" pageNumber="151">Areolae</emphasis>
|
||
: Mantle composed of relatively small, irregularly rounded areolae, arranged in well separated rows, oblique to spiraling (
|
||
<figureCitation id="13722A2BFF90C5729E57FBF4FDACFB99" box="[376,556,1061,1086]" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 20, 21, 23</figureCitation>
|
||
). Areola density per row ranging between 19 and
|
||
<quantity id="4CB19B4BFF90C5729B40FBF4FB2AFB99" box="[1135,1194,1061,1086]" metricMagnitude="-1" metricUnit="m" metricValue="5.334" pageId="2" pageNumber="151" unit="in" value="21.0">21 in</quantity>
|
||
10 μm (n = 10). Row of areolae continuing uninterruptedly over the mantle/valve face margin onto the valve face (
|
||
<figureCitation id="13722A2BFF90C5729BE5FB98FAA2FBC5" box="[1226,1314,1097,1122]" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig. 23</figureCitation>
|
||
). Internally, areolae on both mantle and valve face covered individually by irregular rosettes of vela (
|
||
<bibRefCitation id="EFD84B5FFF90C5729BA4FBBCFF42FB0D" author="Crawford, R. M. & Likhoshway, Y. V." pageId="2" pageNumber="151" pagination="275 - 287" refId="ref5049" refString="Crawford, R. M. & Likhoshway, Y. V. (2002) The velum of species of the diatom genus Aulacoseira Thwaites. In: John, J. (Ed.) Proceedings of the 15 th International Diatom Symposium, Perth, Australia, 28 September - 2 October, 1998. A. R. G. Gantner Verlag K. G., Ruggell, pp. 275 - 287." type="book chapter" year="2002">Crawford & Likhoshway 2002</bibRefCitation>
|
||
) (
|
||
<figureCitation id="13722A2BFF90C5729FF5FB40FEE1FB0D" box="[218,353,1169,1194]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 28, 29</figureCitation>
|
||
).
|
||
<emphasis id="B93DEABCFF90C5729E58FB40FE43FB0D" box="[375,451,1169,1194]" italics="true" pageId="2" pageNumber="151">Discus</emphasis>
|
||
: generally flat, never verrucose lacking papillae (
|
||
<figureCitation id="13722A2BFF90C5729CD1FB40FB05FB0D" box="[1022,1157,1169,1194]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 24, 25</figureCitation>
|
||
). Transition to the mantle weakly depressed between the spines (
|
||
<figureCitation id="13722A2BFF90C5729D6FFB64FD16FB69" box="[576,662,1205,1230]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig. 25</figureCitation>
|
||
). Discus usually showing one or two marginal rings of areolae. Inner row of areolae usually composed of much smaller, rounded pores. Areolae between the spines much larger (
|
||
<figureCitation id="13722A2BFF90C5729A65FB08FA1FFB55" box="[1354,1439,1241,1266]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig. 24</figureCitation>
|
||
). Occasionally, several irregularly scattered areolae present on the discus (
|
||
<figureCitation id="13722A2BFF90C5729CE9FB2CFBF6FAB1" box="[966,1142,1277,1302]" captionStart="FIGURES 1–18" captionStartId="2.[136,243,667,688]" captionTargetBox="[151,1435,187,639]" captionTargetId="figure-15@2.[151,1436,187,639]" captionTargetPageId="2" captionText="FIGURES 1–18. LM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Figure 11 represents the holotype. Figs 1–6 show girdle views whereas Figs 7–18 show valve views. Figs 7–9: Valve views showing the Ringleiste. Figs 10–18: Decreasing size range of valve views. Note the irregular areola pattern in Figs 10, 16 & 17. Scale bar represents 10 μm." pageId="2" pageNumber="151">Figs 10, 16, 17</figureCitation>
|
||
,
|
||
<figureCitation id="13722A2BFF90C5729BABFB2CFB24FAB1" box="[1156,1188,1277,1302]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">25</figureCitation>
|
||
).
|
||
<emphasis id="B93DEABCFF90C5729B96FB2CFAA9FAB1" box="[1209,1321,1277,1302]" italics="true" pageId="2" pageNumber="151">Ringleiste</emphasis>
|
||
: Ringleiste very broad, covering almost half of the valve width (
|
||
<figureCitation id="13722A2BFF90C5729DFAFAF0FCA7FA9D" box="[725,807,1313,1338]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig. 26</figureCitation>
|
||
) located at the junction between the areolated mantle and the collum (
|
||
<figureCitation id="13722A2BFF90C5729E20FA94FEE2FAF9" box="[271,354,1349,1374]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig. 27</figureCitation>
|
||
), protruding into the cell with a thickened rim (
|
||
<figureCitation id="13722A2BFF90C5729C59FA94FC78FAF9" box="[886,1016,1349,1374]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 26, 27</figureCitation>
|
||
).
|
||
<emphasis id="B93DEABCFF90C5729B23FA94FBD5FAF9" box="[1036,1109,1349,1374]" italics="true" pageId="2" pageNumber="151">Spines</emphasis>
|
||
: At the junction of mantle and valve face, a marginal ring of well-developed linking spines present, separated from each other by one areola (
|
||
<figureCitation id="13722A2BFF90C5729A7EFAB8FF79FA01" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 20, 21, 22, 23</figureCitation>
|
||
,
|
||
<figureCitation id="13722A2BFF90C5729E2AFA5CFECFFA01" box="[261,335,1421,1446]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">24, 25</figureCitation>
|
||
). Spines straight to irregularly cruciform to dendritically shaped (
|
||
<figureCitation id="13722A2BFF90C5729B05FA5CFBFEFA01" box="[1066,1150,1421,1446]" captionStart="FIGURES 19–23" captionStartId="3.[136,243,1904,1925]" captionTargetBox="[151,1435,317,1879]" captionTargetId="figure-68@3.[151,1436,317,1879]" captionTargetPageId="3" captionText="FIGURES 19–23. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 19: Chain of several entire frustules showing the linking spines and parts of the girdle bands. Fig. 20. One entire frustule linked via linking spines to two adjacent valves. Note the Müller step. Fig. 21: Two valves linked with irregularly shaped linking spines. Fig. 22: Detail of the linking spines and mantle plaques. Fig. 23: One entire valve showing a welldeveloped Müller step and partially broken spines. Scale bar represents 10 μm except for Fig. 22 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig. 22</figureCitation>
|
||
). Typical separation valves with characteristic long, pointed separation spines never observed.
|
||
<emphasis id="B93DEABCFF90C5729CA3FA60FB9AFA6D" box="[908,1050,1457,1482]" italics="true" pageId="2" pageNumber="151">Rimoportula</emphasis>
|
||
: at least two rimoportula observed (number of valves checked: 50), situated on the Ringleiste (
|
||
<figureCitation id="13722A2BFF90C5729C18FA04FC3CFA49" box="[823,956,1493,1518]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Figs 28, 29</figureCitation>
|
||
, see arrows). Rimoportulae clearly stalked, never overlapping the Ringleiste (
|
||
<figureCitation id="13722A2BFF90C5729D2BFA28FDD9F9B5" box="[516,601,1529,1554]" captionStart="FIGURES 24–29" captionStartId="4.[136,243,1878,1899]" captionTargetBox="[151,1435,190,1853]" captionTargetId="figure-15@4.[151,1436,190,1853]" captionTargetPageId="4" captionText="FIGURES 24–29. SEM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Fig. 24: Valve view showing the marginal ring of spines and two row of marginal areolae. Fig. 25: Valve view with marginal ring of spines but irregular areolae pattern showing several scattered areolae. Fig. 26: Inside view with the very broad, thickened Ringleiste. Fig. 27: Detail of a broken valve part with the Ringleiste. Note the thickening at the end of the Ringleiste. Fig. 28. Inside view of a broken valve showing two rimoportulae (arrows). Fig. 29: Detail of a fragment showing vela from the inside and one of the stalked rimoportulae. Scale bars represent 10 μm except for Figs 27 & 29 where scale bar = 1 μm." pageId="2" pageNumber="151">Fig. 29</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3536525FF90C5729F92F9CCFED6F9FD" pageId="2" pageNumber="151" type="discussion">
|
||
<paragraph id="8BF636AEFF90C5729F92F9CCFED6F9FD" blockId="2.[136,1452,845,2058]" pageId="2" pageNumber="151">
|
||
<emphasis id="B93DEABCFF90C5729F92F9CCFEAAF991" bold="true" box="[189,298,1565,1590]" pageId="2" pageNumber="151">Remarks</emphasis>
|
||
:—It was impossible to determine the exact length of complete chains due to the fragmentation of subfossil material.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3536525FF90C5729F92F9B4FA90F961" pageId="2" pageNumber="151" type="materials_examined">
|
||
<paragraph id="8BF636AEFF90C5729F92F9B4FA90F961" blockId="2.[136,1452,845,2058]" pageId="2" pageNumber="151">
|
||
<emphasis id="B93DEABCFF90C5729F92F9B4FF78F9D9" bold="true" box="[189,248,1637,1662]" pageId="2" pageNumber="151">Type</emphasis>
|
||
:—Fildes Peninsula, King George Island, South Shetland Islands, sample P04-Artigas, (leg. A. Oaquim), collection date
|
||
<date id="FFF7106EFF90C5729E1DF958FE31F905" box="[306,433,1673,1698]" pageId="2" pageNumber="151" value="2013-03-25">25/03/2013</date>
|
||
(
|
||
<typeStatus id="54F2880CFF90C5729E90F958FDA3F905" box="[447,547,1673,1698]" pageId="2" pageNumber="151" type="holotype">holotype</typeStatus>
|
||
<collectionCode id="ED58AE6BFF90C5729D05F958FDD7F905" box="[554,599,1673,1698]" country="Brazil" name="Embrapa Agrobiology Diazothrophic Microbial Culture Collection" pageId="2" pageNumber="151">BR</collectionCode>
|
||
!, slide no. 4490,
|
||
<typeStatus id="54F2880CFF90C5729C3FF958FCE1F905" box="[784,865,1673,1698]" pageId="2" pageNumber="151" type="isotype">isotype</typeStatus>
|
||
<collectionCode id="ED58AE6BFF90C5729C48F958FCFFF905" box="[871,895,1673,1698]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="2" pageNumber="151">R</collectionCode>
|
||
! slide no. 232252, Herbarium of Museu Nacional,
|
||
<collectingCountry id="F35E763EFF90C5729FA7F97CFF4FF961" box="[136,207,1709,1734]" name="Brazil" pageId="2" pageNumber="151">Brazil</collectingCountry>
|
||
,
|
||
<typeStatus id="54F2880CFF90C5729FF4F97CFEACF961" box="[219,300,1709,1734]" pageId="2" pageNumber="151" type="isotype">isotype</typeStatus>
|
||
<collectionCode id="ED58AE6BFF90C5729E1DF97CFEE8F961" box="[306,360,1709,1734]" country="India" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15781" lsid="urn:lsid:biocol.org:col:15781" name="Institute of Himalayan Bioresource Technology" pageId="2" pageNumber="151" type="Herbarium">PLP</collectionCode>
|
||
! slide no. 328, University of Antwerp,
|
||
<collectingCountry id="F35E763EFF90C5729C34F97CFC01F961" box="[795,897,1709,1734]" name="Belgium" pageId="2" pageNumber="151">Belgium</collectingCountry>
|
||
).
|
||
<figureCitation id="13722A2BFF90C5729CBCF97CFC7EF961" box="[915,1022,1709,1734]" captionStart="FIGURES 1–18" captionStartId="2.[136,243,667,688]" captionTargetBox="[151,1435,187,639]" captionTargetId="figure-15@2.[151,1436,187,639]" captionTargetPageId="2" captionText="FIGURES 1–18. LM images of Aulacoseira glubokoyensis. All pictures taken from the type population (Profound Lake, Fildes Peninsula, King George Island, sample P04-Artigas). Figure 11 represents the holotype. Figs 1–6 show girdle views whereas Figs 7–18 show valve views. Figs 7–9: Valve views showing the Ringleiste. Figs 10–18: Decreasing size range of valve views. Note the irregular areola pattern in Figs 10, 16 & 17. Scale bar represents 10 μm." pageId="2" pageNumber="151">Figure 11</figureCitation>
|
||
represents the
|
||
<typeStatus id="54F2880CFF90C5729B89F97CFA8CF961" box="[1190,1292,1709,1734]" pageId="2" pageNumber="151" type="holotype">holotype</typeStatus>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3536525FF90C5729F92F900FC2CF8A9" pageId="2" pageNumber="151" type="etymology">
|
||
<paragraph id="8BF636AEFF90C5729F92F900FC2CF8A9" blockId="2.[136,1452,845,2058]" pageId="2" pageNumber="151">
|
||
<emphasis id="B93DEABCFF90C5729F92F900FEC8F94D" bold="true" box="[189,328,1745,1770]" pageId="2" pageNumber="151">Etymology:</emphasis>
|
||
—The specific epithet
|
||
<taxonomicName id="4C494D2DFF90C5729D62F900FD6CF94D" authorityName="Oaquim, Moser, Evangelista & Van de Vijver" authorityYear="2017" box="[589,748,1745,1770]" class="Bacillariophyceae" family="Aulacoseiraceae" genus="Aulacoseira" higherTaxonomySource="GBIF" kingdom="Chromista" order="Aulacoseirales" pageId="2" pageNumber="151" phylum="Ochrophyta" rank="species" species="glubokoyensis">
|
||
<emphasis id="B93DEABCFF90C5729D62F900FD6CF94D" box="[589,748,1745,1770]" italics="true" pageId="2" pageNumber="151">glubokoyensis</emphasis>
|
||
</taxonomicName>
|
||
refers to the old name of Profound Lake, (Lago Glubokoe or Ozero Glubokoye), on Fildes Peninsula, the
|
||
<typeStatus id="54F2880CFF90C5729D55F924FD2AF8A9" box="[634,682,1781,1806]" pageId="2" pageNumber="151">type</typeStatus>
|
||
locality of the species.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3536525FF90C5739F92F8C8FB44FEA6" lastPageId="3" lastPageNumber="152" pageId="2" pageNumber="151" type="biology_ecology">
|
||
<paragraph id="8BF636AEFF90C5739F92F8C8FB44FEA6" blockId="2.[136,1452,845,2058]" lastBlockId="3.[136,1451,160,257]" lastPageId="3" lastPageNumber="152" pageId="2" pageNumber="151">
|
||
<emphasis id="B93DEABCFF90C5729F92F8C8FE5FF895" bold="true" box="[189,479,1817,1842]" pageId="2" pageNumber="151">Ecology & Distribution</emphasis>
|
||
:—The new species is at present only known from the sediment core taken from Profound Lake, the
|
||
<typeStatus id="54F2880CFF90C5729E4CF8ECFE13F8F1" box="[355,403,1853,1878]" pageId="2" pageNumber="151">type</typeStatus>
|
||
locality on King George Island. The layers in which
|
||
<taxonomicName id="4C494D2DFF90C5729CF5F8ECFB17F8F1" authorityName="Oaquim, Moser, Evangelista & Van de Vijver" authorityYear="2017" box="[986,1175,1853,1878]" class="Bacillariophyceae" family="Aulacoseiraceae" genus="Aulacoseira" higherTaxonomySource="GBIF" kingdom="Chromista" order="Aulacoseirales" pageId="2" pageNumber="151" phylum="Ochrophyta" rank="species" species="glubokoyensis">
|
||
<emphasis id="B93DEABCFF90C5729CF5F8ECFB17F8F1" box="[986,1175,1853,1878]" italics="true" pageId="2" pageNumber="151">A. glubokoyensis</emphasis>
|
||
</taxonomicName>
|
||
was frequently observed are dominated by several
|
||
<taxonomicName id="4C494D2DFF90C5729E9BF8B0FDEAF8DD" authorityName="L.Bukhtiyarova & F.E.Round" authorityYear="1996" box="[436,618,1889,1914]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="2" pageNumber="151" phylum="Bacillariophyta" rank="genus">
|
||
<emphasis id="B93DEABCFF90C5729E9BF8B0FDEAF8DD" box="[436,618,1889,1914]" italics="true" pageId="2" pageNumber="151">Psammothidium</emphasis>
|
||
</taxonomicName>
|
||
taxa such as
|
||
<taxonomicName id="4C494D2DFF90C5729C24F8B0FC16F8DD" authorityName="L.Bukhtiyarova" authorityYear="1996" box="[779,918,1889,1914]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="2" pageNumber="151" phylum="Bacillariophyta" rank="species" species="abundans">
|
||
<emphasis id="B93DEABCFF90C5729C24F8B0FC16F8DD" box="[779,918,1889,1914]" italics="true" pageId="2" pageNumber="151">P. abundans</emphasis>
|
||
</taxonomicName>
|
||
(Manguin in
|
||
<bibRefCitation id="EFD84B5FFF90C5729B17F8B0FA23F8DD" author="Bourrelly, P. & Manguin, E." box="[1080,1443,1889,1914]" pageId="2" pageNumber="151" pagination="7 - 58" refId="ref4815" refString="Bourrelly, P. & Manguin, E. (1954) Contribution a la flore algale des Iles Kerguelen. Memoires de l'Institut Scientifique de Madagascar, series B 5: 7 - 58." type="journal article" year="1954">Bourrelly & Manguin 1954: 19</bibRefCitation>
|
||
)
|
||
<bibRefCitation id="EFD84B5FFF90C5729FA7F854FD89F839" author="Bukhtiyarova, L. & Round, F. E." box="[136,521,1925,1950]" pageId="2" pageNumber="151" pagination="1 - 30" refId="ref4898" refString="Bukhtiyarova, L. & Round, F. E. (1996) Revision of the genus Achnanthes sensu lato section Marginulatae Bukht. sect. nov. of Achnanthidium Kutz. Diatom Research 11: 1 - 30. https: // doi. org / 10.1080 / 0269249 X. 1996.9705361" type="journal article" year="1996">Bukhtiyarova & Round (1996: 22)</bibRefCitation>
|
||
,
|
||
<taxonomicName id="4C494D2DFF90C5729D3AF854FD49F839" authorityName="L.Bukhtiyarova & F.E.Round" authorityYear="1996" baseAuthorityName="F.Hustedt" box="[533,713,1925,1950]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="2" pageNumber="151" phylum="Bacillariophyta" rank="species" species="subatomoides">
|
||
<emphasis id="B93DEABCFF90C5729D3AF854FD49F839" box="[533,713,1925,1950]" italics="true" pageId="2" pageNumber="151">P. subatomoides</emphasis>
|
||
</taxonomicName>
|
||
(Hustedt in Schmidt
|
||
<emphasis id="B93DEABCFF90C5729C9AF854FC6CF839" box="[949,1004,1925,1950]" italics="true" pageId="2" pageNumber="151">et al.</emphasis>
|
||
1936: pl. 404, fig. 33–35)
|
||
<bibRefCitation id="EFD84B5FFF90C5729A3CF854FE18F865" author="Bukhtiyarova, L. & Round, F. E." pageId="2" pageNumber="151" pagination="1 - 30" refId="ref4898" refString="Bukhtiyarova, L. & Round, F. E. (1996) Revision of the genus Achnanthes sensu lato section Marginulatae Bukht. sect. nov. of Achnanthidium Kutz. Diatom Research 11: 1 - 30. https: // doi. org / 10.1080 / 0269249 X. 1996.9705361" type="journal article" year="1996">Bukhtiyarova & Round (1996: 13–14)</bibRefCitation>
|
||
and
|
||
<taxonomicName id="4C494D2DFF90C5729EFEF878FC5FF865" authority="Kopalova et al. (2016: 9)" authorityName="Kopalova" authorityPageNumber="9" authorityYear="2016" box="[465,991,1961,1986]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Psammothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="2" pageNumber="151" phylum="Bacillariophyta" rank="species" species="confusoneglectum">
|
||
<emphasis id="B93DEABCFF90C5729EFEF878FD37F865" box="[465,695,1961,1986]" italics="true" pageId="2" pageNumber="151">P. confusoneglectum</emphasis>
|
||
<bibRefCitation id="EFD84B5FFF90C5729D90F878FC5FF865" author="Kopalova, K. & Zidarova, R. & Van de Vijver, B." box="[703,991,1961,1986]" pageId="2" pageNumber="151" pagination="1 - 19" refId="ref5923" refString="Kopalova, K., Zidarova, R. & Van de Vijver, B. (2016) Four new monoraphid diatom species (Bacillariophyta, Achnanthaceae) from the Maritime Antarctic Region. European Journal of Taxonomy 217: 1 - 19. http: // dx. doi. org / 10.5852 / ejt. 2016.217" type="journal article" year="2016">
|
||
Kopalová
|
||
<emphasis id="B93DEABCFF90C5729C1BF878FCEDF865" box="[820,877,1961,1986]" italics="true" pageId="2" pageNumber="151">et al.</emphasis>
|
||
(2016: 9)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
. Other common taxa include
|
||
<taxonomicName id="4C494D2DFF90C5729A02F878FD80F841" authority="Greville (1855: 259)" authorityName="Greville" authorityPageNumber="259" authorityYear="1855" class="Bacillariophyceae" family="Achnanthaceae" genus="Diatomella" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="2" pageNumber="151" phylum="Ochrophyta" rank="species" species="balfouriana">
|
||
<emphasis id="B93DEABCFF90C5729A02F878FE8CF841" italics="true" pageId="2" pageNumber="151">Diatomella balfouriana</emphasis>
|
||
<bibRefCitation id="EFD84B5FFF90C5729E3AF81CFD80F841" author="Greville, R. K." box="[277,512,1997,2022]" pageId="2" pageNumber="151" pagination="252 - 261" refId="ref5482" refString="Greville, R. K. (1855) Report on a collection of Diatomaceae made in the district of Braemar by Professor Balfour and Mr. Gerge Lawson. Annals and Magazine of Natural History, 2 nd series 15: 252 - 261." type="book chapter" year="1855">Greville (1855: 259)</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C494D2DFF90C5729D22F81CFD2DF841" box="[525,685,1997,2022]" class="Bacillariophyceae" family="Fragilariaceae" genus="Fragilaria" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="151" phylum="Bacillariophyta" rank="species" species="undetermined">
|
||
<emphasis id="B93DEABCFF90C5729D22F81CFD03F841" box="[525,643,1997,2022]" italics="true" pageId="2" pageNumber="151">Fragilaria</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C494D2DFF90C5729D94F81CFECFF7AD" authority="(Lange-Bertalot 1993: 45 - 46) Flower et al. (1996: 53 - 54)" authorityName="Flower" authorityPageNumber="53 - 54" authorityYear="1996" baseAuthorityName="Lange-Bertalot" baseAuthorityPageNumber="45 - 46" baseAuthorityYear="1993" class="Bacillariophyceae" family="Fragilariaceae" genus="Stauroforma" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="151" phylum="Bacillariophyta" rank="species" species="exiguiformis">
|
||
<emphasis id="B93DEABCFF90C5729D94F81CFC5CF841" box="[699,988,1997,2022]" italics="true" pageId="2" pageNumber="151">Stauroforma exiguiformis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFD84B5FFF90C5729CC3F81CFAB0F841" author="Lange-Bertalot, H." box="[1004,1328,1997,2022]" pageId="2" pageNumber="151" pagination="1 - 164" refId="ref6091" refString="Lange-Bertalot, H. (1993) 85 neue taxa und uber 100 weitere neu definierte Taxa erganzend zur Susswasserflora von Mitteleuropa, Vol. 2 / 1 - 4. Bibliotheca Diatomologica 27: 1 - 164." type="book chapter" year="1993">Lange-Bertalot 1993: 45–46</bibRefCitation>
|
||
)
|
||
<bibRefCitation id="EFD84B5FFF90C5729A10F81CFECFF7AD" author="Flower, R. J. & Jones, V. J. & Round, F. E." pageId="2" pageNumber="151" pagination="41 - 57" refId="ref5364" refString="Flower, R. J., Jones, V. J. & Round, F. E. (1996) The distribution and classification of problematic Fragilaria (virescens v.) exigua Grun. / Fragilaria exiguiformis (Grun.) Lange-Bertalot: a new species or a new genus? Diatom Research 11: 41 - 57. https: // doi. org / 10.1080 / 0269249 X. 1996.9705363" type="journal article" year="1996">
|
||
Flower
|
||
<emphasis id="B93DEABCFF90C5729AB8F81CFF25F7AD" italics="true" pageId="2" pageNumber="151">et al.</emphasis>
|
||
(1996: 53–54)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C494D2DFF90C5729E74F820FDB5F7AD" authorityName="Van de Vijver" authorityYear="2002" box="[347,565,2033,2058]" class="Bacillariophyceae" family="Achnanthaceae" genus="Planothidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="2" pageNumber="151" phylum="Bacillariophyta" rank="species" species="renei">
|
||
<emphasis id="B93DEABCFF90C5729E74F820FDB5F7AD" box="[347,565,2033,2058]" italics="true" pageId="2" pageNumber="151">Planothidium renei</emphasis>
|
||
</taxonomicName>
|
||
(Lange-Bertalot & Rol. Schmidt in
|
||
<bibRefCitation id="EFD84B5FFF90C5729CE2F820FA82F7AD" author="Schmidt, R. & Mausbacher, R. & Muller, J." box="[973,1282,2033,2058]" pageId="2" pageNumber="151" pagination="55 - 74" refId="ref6496" refString="Schmidt, R., Mausbacher, R. & Muller, J. (1990) Holocene diatom flora and stratigraphy from sediment cores of two Antarctic lakes (King George Island). Journal of Paleolimnology 3: 55 - 74. https: // doi. org / 10.1007 / BF 00209300" type="journal article" year="1990">
|
||
Schmidt
|
||
<emphasis id="B93DEABCFF90C5729B1DF820FBEBF7AD" box="[1074,1131,2033,2058]" italics="true" pageId="2" pageNumber="151">et al.</emphasis>
|
||
1990: 64–65
|
||
</bibRefCitation>
|
||
) Van de Vijver in
|
||
<bibRefCitation id="EFD84B5FFF91C5739F8AFF71FD8DFF1E" author="Van de Vijver, B. & Frenot, Y. & Beyens, L." box="[165,525,160,185]" pageId="3" pageNumber="152" pagination="1 - 412" refId="ref7376" refString="Van de Vijver, B., Frenot, Y. & Beyens, L. (2002) Freshwater diatoms from Ile de la Possession (Crozet archipelago, Subantarctica). Bibliotheca Diatomologica 46: 1 - 412." type="journal article" year="2002">
|
||
Van de Vijver
|
||
<emphasis id="B93DEABCFF91C5739E67FF71FE01FF1E" box="[328,385,160,185]" italics="true" pageId="3" pageNumber="152">et al.</emphasis>
|
||
(2002: 102)
|
||
</bibRefCitation>
|
||
and
|
||
<taxonomicName id="4C494D2DFF91C5739D6AFF71FC00FF1E" authorityName="D.G.Mann & A.J.Stickle" authorityYear="1990" box="[581,896,160,185]" class="Bacillariophyceae" family="Cavinulaceae" genus="Cavinula" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="152" phylum="Ochrophyta" rank="species" species="pseudoscutiformis">
|
||
<emphasis id="B93DEABCFF91C5739D6AFF71FC00FF1E" box="[581,896,160,185]" italics="true" pageId="3" pageNumber="152">Cavinula pseudoscutiformis</emphasis>
|
||
</taxonomicName>
|
||
(Hustedt in
|
||
<bibRefCitation id="EFD84B5FFF91C5739B22FF71FB6FFF1E" author="Schmidt, A." box="[1037,1263,160,185]" pageId="3" pageNumber="152" refId="ref6471" refString="Schmidt, A. (1930 - 1936) Atlas der Diatomaceeenkunde. Heft 1 - 120, Tafel 1 - 460. Aschersleben-Leipzig." type="book" year="1930">
|
||
Schmidt
|
||
<emphasis id="B93DEABCFF91C5739B5DFF71FB2BFF1E" box="[1138,1195,160,185]" italics="true" pageId="3" pageNumber="152">et al.</emphasis>
|
||
1930
|
||
</bibRefCitation>
|
||
: pl. 370, fig. 46) D.G.Mann & Stickle in
|
||
<bibRefCitation id="EFD84B5FFF91C5739EB2FF15FD3DFF7A" author="Round, F. E. & Crawford, R. M. & Mann, D. G." box="[413,701,196,221]" pageId="3" pageNumber="152" refId="ref6429" refString="Round, F. E., Crawford, R. M. & Mann, D. G. (1990) The diatoms: Biology and Morphology of the genera. Cambridge, Cambridge University Press, 747 pp." type="book" year="1990">
|
||
Round
|
||
<emphasis id="B93DEABCFF91C5739EDEFF15FDACFF7A" box="[497,556,196,221]" italics="true" pageId="3" pageNumber="152">et al.</emphasis>
|
||
(1990: 665)
|
||
</bibRefCitation>
|
||
. This species composition is typical for aquatic conditions with a significant influence of a wet, submerged or surrounding moss vegetation (
|
||
<bibRefCitation id="EFD84B5FFF91C5739CE1FF39FB38FEA6" author="Zidarova, R. & Kopalova, K. & Van de Vijver, B." box="[974,1208,232,257]" pageId="3" pageNumber="152" pagination="1 - 504" refId="ref7768" refString="Zidarova, R., Kopalova, K. & Van de Vijver, B. (2016) Diatoms from the Antarctic Region. Maritime Antarctica. Iconographia Diatomologica 24: 1 - 504." type="journal article" year="2016">
|
||
Zidarova
|
||
<emphasis id="B93DEABCFF91C5739B13FF39FBF5FEA6" box="[1084,1141,232,257]" italics="true" pageId="3" pageNumber="152">et al.</emphasis>
|
||
2016
|
||
</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |