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<document id="AE8A279B4609E59367B4519CC93AA45D" ID-DOI="10.11646/phytotaxa.280.2.6" ID-ISSN="1179-3163" ID-Zenodo-Dep="13650693" 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="1725380860016" checkinUser="felipe" docAuthor="Stanek-Tarkowska, Jadwiga, Wetzel, Carlos E., Noga, Teresa &amp; Ector, Luc" docDate="2016" docId="4C6F2F33B730C512FF2FF9FBFD9C87B8" docLanguage="en" docName="phytotaxa.280.2.6.pdf" docOrigin="Phytotaxa 280 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.280.2.6" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Microcostatus egregius Lange-Bertalot. 1999" docType="treatment" docVersion="2" lastPageNumber="169" masterDocId="B056574BB735C514FFA7FFA7FFEF860D" masterDocTitle="Study of the type material of Navicula egregia Hustedt and descriptions of two new aerial Microcostatus (Bacillariophyta) species from Central Europe" masterLastPageNumber="172" masterPageNumber="163" pageNumber="168" updateTime="1725390521358" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="B570F826ED0F14B91361AD39127F8068">Study of the type material of Navicula egregia Hustedt and descriptions of two new aerial Microcostatus (Bacillariophyta) species from Central Europe</mods:title>
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<mods:namePart id="81FBD54CA8EFBA4A88B46C38C285A273">Wetzel, Carlos E.</mods:namePart>
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<paragraph id="C4799E25B730C511FF2FF9FBFCA2807A" blockId="5.[136,845,1628,1655]" box="[136,845,1628,1655]" pageId="5" pageNumber="168">
<heading id="9F312949B730C511FF2FF9FBFCA2807A" box="[136,845,1628,1655]" fontSize="11" level="2" pageId="5" pageNumber="168" reason="3">
<taxonomicName id="03C6E5A6B730C511FF2FF9FBFD59807A" authority="(Hustedt) Lange-Bertalot" authorityName="Lange-Bertalot." authorityYear="1999" baseAuthorityName="Hustedt" baseAuthorityYear="1942" box="[136,694,1628,1655]" class="Bacillariophyceae" family="Naviculaceae" genus="Microcostatus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="5" pageNumber="168" phylum="Bacillariophyta" rank="species" species="egregius">
<emphasis id="F6B24237B730C511FF2FF9FBFE7B807B" bold="true" box="[136,404,1628,1654]" italics="true" pageId="5" pageNumber="168">Microcostatus egregius</emphasis>
(Hustedt) Lange-Bertalot
</taxonomicName>
(
<figureCitation id="5CFD82A0B730C511FD62F9F9FCAA807A" box="[709,837,1630,1655]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 2956</figureCitation>
)
</heading>
</paragraph>
</subSubSection>
<subSubSection id="8CDCCDAEB730C511FF2FF925FE8C8E28" pageId="5" pageNumber="168" type="reference_group">
<paragraph id="C4799E25B730C511FF2FF925FBFA8096" blockId="5.[136,1045,1666,1691]" box="[136,1045,1666,1691]" pageId="5" pageNumber="168">
Basionym:
<taxonomicName id="03C6E5A6B730C511FEAFF925FD6F8096" authority="Hustedt (1942 a" authorityName="Hustedt" authorityYear="1942" box="[264,640,1666,1691]" class="Bacillariophyceae" family="Naviculaceae" genus="Navicula" kingdom="Chromista" order="Naviculales" pageId="5" pageNumber="168" phylum="Ochrophyta" rank="species" species="egregia">
<emphasis id="F6B24237B730C511FEAFF925FE268096" box="[264,457,1666,1691]" italics="true" pageId="5" pageNumber="168">Navicula egregia</emphasis>
<bibRefCitation id="A057E3D4B730C511FE77F925FD6F8096" author="Hustedt, F." box="[464,640,1666,1691]" pageId="5" pageNumber="168" pagination="55 - 73" refId="ref5376" refString="Hustedt, F. (1942 a) Aerophile Diatomeen in der nordwestdeutschen Flora. Bericht der Deutschen Botanischen Gessellschaft 60 (1): 55 - 73." type="journal article" year="1942">Hustedt (1942a</bibRefCitation>
</taxonomicName>
: fig. 26, here reproduced as
<figureCitation id="5CFD82A0B730C511FC1BF925FBE28096" box="[956,1037,1666,1691]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Fig. 29</figureCitation>
)
</paragraph>
<paragraph id="C4799E25B730C511FF2FF96BFE8C8E28" blockId="5.[136,1452,1740,2085]" pageId="5" pageNumber="168">
Valve lanceolate (
<figureCitation id="5CFD82A0B730C511FE94F96BFE4B80EC" box="[307,420,1740,1761]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 3052</figureCitation>
). Observed range of valve dimensions (n = 25): length: 7.213.9 μm, width: 3.13.7 μm. Transapical striae weakly radiate and slightly arcuate,
<quantity id="033E33C0B730C511FD86F957FD978108" box="[545,632,1776,1797]" metricMagnitude="-1" metricUnit="m" metricValue="8.636" metricValueMax="8.89" metricValueMin="8.382" pageId="5" pageNumber="168" unit="in" value="34.0" valueMax="35.0" valueMin="33.0">3335 in</quantity>
10 μm (
<figureCitation id="5CFD82A0B730C511FD69F957FCAE8108" box="[718,833,1776,1797]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 5356</figureCitation>
). Striae in central area shortened, slightly protruding or hidden under pseudoconopeum (
<figureCitation id="5CFD82A0B730C511FE15F8B3FDA58124" box="[434,586,1812,1833]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 53, 55, 56</figureCitation>
). Externally on the valve margin a row of elongated striae is present, while on the valve mantle there is a row of pores as a continuation of the striae (
<figureCitation id="5CFD82A0B730C511FCB6F89FFC6D8140" box="[785,898,1848,1869]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 53, 55</figureCitation>
). Distal raphe ends curved in the same direction onto the mantle (
<figureCitation id="5CFD82A0B730C511FEABF8FBFE4D817C" box="[268,418,1884,1905]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 53, 55, 56</figureCitation>
). Raphe almost straight, in raised sternum, narrowing at the ends (
<figureCitation id="5CFD82A0B730C511FB82F8FBFB79817C" box="[1061,1174,1884,1905]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 53, 55</figureCitation>
). Conopeum is visible in the axial area. In the place of the sternum and conopeum connection, a continuous row of perforations on each side are present (
<figureCitation id="5CFD82A0B730C511FA23F827FF3781B4" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Fig. 53</figureCitation>
). In some specimens (in low degree of silification), the conopeum is narrow and rolled up (
<figureCitation id="5CFD82A0B730C511FBF5F803FB7681B4" box="[1106,1177,1956,1977]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Fig. 53</figureCitation>
), while in other valves have wider and flat conopeum (
<figureCitation id="5CFD82A0B730C511FE1CF86FFDC481D0" box="[443,555,1992,2013]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Figs 55, 56</figureCitation>
). Pseudoconopeum with row of perforation present on the valve margin (
<figureCitation id="5CFD82A0B730C511FB49F86FFAD981D0" box="[1262,1334,1992,2013]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Fig. 53</figureCitation>
). In internal view, the raphe is straight, proximal endings are very slightly curved in the same direction. On distal ends small helictoglossae are present (
<figureCitation id="5CFD82A0B730C511FEB7F7B7FEB78E28" box="[272,344,2064,2085]" captionStart="FIGURES 2956" captionStartId="6.[136,243,1645,1666]" captionTargetBox="[151,1436,461,1619]" captionTargetId="figure-150@6.[151,1436,461,1619]" captionTargetPageId="6" captionText="FIGURES 2956. Microcostatus egregius. 29. Drawing of Navicula egregia Hustedt 1942a. 3052. LM photographs of Hustedt type material. 53, 5556. SEM photographs of external valve view illustrating a row of perforation in the place of sternum and conopeum connection. 54. Internal valve view with helictoglossae." figureDoi="http://doi.org/10.5281/zenodo.13650707" httpUri="https://zenodo.org/record/13650707/files/figure.png" pageId="5" pageNumber="168">Fig. 54</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="8CDCCDAEB733C512FF2FFF07FD9C87B8" pageId="6" pageNumber="169" type="distribution">
<paragraph id="C4799E25B733C512FF2FFF07FD9C87B8" blockId="6.[136,1452,160,437]" pageId="6" pageNumber="169">
<emphasis id="F6B24237B733C512FF2FFF07FE3D86B4" bold="true" box="[136,466,160,185]" pageId="6" pageNumber="169">Distribution and ecology:—</emphasis>
Species noted from
<collectingCountry id="BCD1DEB5B733C512FD16FF07FCF586B4" box="[689,794,160,185]" name="Germany" pageId="6" pageNumber="169">Germany</collectingCountry>
, near
<collectingRegion id="060250C7B733C512FCFCFF07FC5886B4" box="[859,951,160,185]" country="Germany" name="Bremen" pageId="6" pageNumber="169">Bremen</collectingRegion>
, developing beyond the aquatic environment and among mosses (
<bibRefCitation id="A057E3D4B733C512FECCFF63FCCC86D0" author="Krammer, K. &amp; Lange-Bertalot, H." box="[363,803,196,221]" pageId="6" pageNumber="169" refId="ref5658" refString="Krammer, K. &amp; Lange-Bertalot, H. (1986) Bacillariophyceae. 1. Teil: Naviculaceae. In: Ettl, H., Gerloff, J., Heynig, H. &amp; Mollenhauer, D. (Eds.) Susswasserflora von Mitteleuropa 2 (1). Gustav Fischer Verlag, Stuttgart, New York, 876 pp." type="book" year="1986">Krammer &amp; Lange-Bertalot 1986: 202</bibRefCitation>
).
<bibRefCitation id="A057E3D4B733C512FC91FF63FB1886D0" author="Lange-Bertalot, H. &amp; Steindorf, A." box="[822,1271,196,221]" pageId="6" pageNumber="169" pagination="633 - 677" refId="ref5837" refString="Lange-Bertalot, H. &amp; Steindorf, A. (1996) Rote Liste der limnischen Kieselalgen (Bacillariophyceae) Deutschlands. Schriftenreihe fur Vegetationskunde 28: 633 - 677." type="journal article" year="1996">Lange-Bertalot &amp; Steindorf (1996: 655)</bibRefCitation>
stated
<taxonomicName id="03C6E5A6B733C512FAE1FF63FF32870C" authorityName="Hustedt" authorityYear="1942" class="Bacillariophyceae" family="Naviculaceae" genus="Navicula" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="169" phylum="Ochrophyta" rank="species" species="egregia">
<emphasis id="F6B24237B733C512FAE1FF63FF32870C" italics="true" pageId="6" pageNumber="169">Navicula egregia</emphasis>
</taxonomicName>
as an aerophilous diatom, occurring very rarely in
<collectingCountry id="BCD1DEB5B733C512FCB6FF4FFC96870C" box="[785,889,232,257]" name="Germany" pageId="6" pageNumber="169">Germany</collectingCountry>
(R category). Ettl &amp;
<bibRefCitation id="A057E3D4B733C512FBC5FF4FFADC870C" author="Gartner, G." box="[1122,1331,232,257]" pageId="6" pageNumber="169" refId="ref5200" refString="Ettl, H. &amp; Gartner, G. (1995) Syllabus der Boden-, Luft- und Flechtenalgen. Gustav Fischer Verlag, Stuttgart, 721 pp." type="book" year="1995">Gärtner (1995: 70)</bibRefCitation>
concluded that it is an aerophytic species, developing on mosses and in wet places in
<collectingCountry id="BCD1DEB5B733C512FC1BFEABFBCB8728" box="[956,1060,268,293]" name="Germany" pageId="6" pageNumber="169">Germany</collectingCountry>
and
<collectingCountry id="BCD1DEB5B733C512FBFFFEABFB5E8728" box="[1112,1201,268,293]" name="Finland" pageId="6" pageNumber="169">Finland</collectingCountry>
.
<taxonomicName id="03C6E5A6B733C512FB1DFEABFA958728" authorityName="Hustedt" authorityYear="1942" box="[1210,1402,268,293]" class="Bacillariophyceae" family="Naviculaceae" genus="Navicula" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="169" phylum="Ochrophyta" rank="species" species="egregia">
<emphasis id="F6B24237B733C512FB1DFEABFA958728" box="[1210,1402,268,293]" italics="true" pageId="6" pageNumber="169">Navicula egregia</emphasis>
</taxonomicName>
was recorded from lakes and ponds in the Canadian High Arctic Archipelago, where it occurred in alkaline pH (8.38.5) and moderate conductivity (˃240 μS/cm) (
<bibRefCitation id="A057E3D4B733C512FDF8FEF3FC698760" author="Antoniades, D. &amp; Douglas, M. S. V. &amp; Smol, J. P." box="[607,902,340,365]" pageId="6" pageNumber="169" pagination="30 - 45" refId="ref4932" refString="Antoniades, D., Douglas, M. S. V. &amp; Smol, J. P. (2005) Benthic diatom autecology and inference model development from the Canadian High Arctic Archipelago. Journal of Phycology 41 (1): 30 - 45. http: // dx. doi. org / 10.1111 / j. 1529 - 8817.2005.04049. x" type="journal article" year="2005">
Antoniades
<emphasis id="F6B24237B733C512FD41FEF3FCF98760" box="[742,790,340,365]" italics="true" pageId="6" pageNumber="169">et al</emphasis>
. 2005: 36
</bibRefCitation>
,
<bibRefCitation id="A057E3D4B733C512FC37FEF3FBEB8760" author="Antoniades, D. &amp; Douglas, M. S. V. &amp; Michelutti, N. &amp; Smol, J. P." box="[912,1028,340,365]" pageId="6" pageNumber="169" pagination="610 - 623" refId="ref5061" refString="Antoniades, D., Douglas, M. S. V., Michelutti, N. &amp; Smol, J. P. (2014) Determining diatom ecotones and their relationship to terrestrial ecoregion designations in the central Canadian Arctic Islands. Journal of Phycology 50 (4): 610 - 623. http: // dx. doi. org / 10.1111 / jpy. 12195" type="journal article" year="2014">2014: 617</bibRefCitation>
). Similar specimens were observed on the North American continent and named as cf.
<taxonomicName id="03C6E5A6B733C512FD3EFEDFFB06879C" authority="(Antoniades et al. 2008: 164)" baseAuthorityName="Antoniades" baseAuthorityPageNumber="164" baseAuthorityYear="2008" box="[665,1257,376,401]" class="Bacillariophyceae" family="Naviculaceae" genus="Microcostatus" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="169" phylum="Bacillariophyta" rank="species" species="egregius">
<emphasis id="F6B24237B733C512FD3EFEDFFC72879C" box="[665,925,376,401]" italics="true" pageId="6" pageNumber="169">Microcostatus egregius</emphasis>
(
<bibRefCitation id="A057E3D4B733C512FC0CFEDFFB0F879C" author="Antoniades, D. &amp; Hamilton, P. B. &amp; Douglas, M. S. V. &amp; Smol, J. P." box="[939,1248,376,401]" pageId="6" pageNumber="169" pagination="1 - 649" refId="ref4999" refString="Antoniades, D., Hamilton, P. B., Douglas, M. S. V. &amp; Smol, J. P. (2008) Diatoms of North America: The freshwater floras of Prince Patrick, Ellef Ringnes and northern Ellesmere Islands from the Canadian Arctic Archipelago. Iconographia Diatomologica 17: 1 - 649." type="journal article" year="2008">
Antoniades
<emphasis id="F6B24237B733C512FB95FEDFFB8C879C" box="[1074,1123,376,401]" italics="true" pageId="6" pageNumber="169">et al</emphasis>
. 2008: 164
</bibRefCitation>
)
</taxonomicName>
or
<taxonomicName id="03C6E5A6B733C512FAABFEDFFD9F87B8" authority="(Silver &amp; Hamilton 2011: 197)" baseAuthorityName="Silver &amp; Hamilton" baseAuthorityPageNumber="197" baseAuthorityYear="2011" class="Bacillariophyceae" family="Naviculaceae" genus="Microcostatus" higherTaxonomySource="GBIF" isUncertain="true" kingdom="Chromista" order="Naviculales" pageId="6" pageNumber="169" phylum="Bacillariophyta" rank="species" species="egregius">
<emphasis id="F6B24237B733C512FAABFEDFFA44879C" box="[1292,1451,376,401]" italics="true" pageId="6" pageNumber="169">Microcostatus</emphasis>
cf.
<emphasis id="F6B24237B733C512FF0BFE3BFEE487B8" box="[172,267,412,437]" italics="true" pageId="6" pageNumber="169">egregius</emphasis>
(Silver &amp; Hamilton 2011: 197)
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>