256 lines
49 KiB
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256 lines
49 KiB
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<document id="C1F422E197E43EB01DD09A9A2AAC6F0D" ID-CLB-Dataset="300696" ID-DOI="10.11646/phytotaxa.653.3.8" ID-GBIF-Dataset="80e5ed69-483c-4ec0-b2ca-3bac5ca62a32" ID-ISSN="1179-3163" ID-Zenodo-Dep="13212938" IM.bibliography_approvedBy="guilherme" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="guilherme" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="guilherme" checkinTime="1722613639389" checkinUser="felipe" docAuthor="Vijver, Bart Van De" docDate="2024" docId="03F46C3C1B2DFFE5BBC4132BFB2CFB94" docLanguage="en" docName="phytotaxa.153.3.8.pdf" docOrigin="Phytotaxa 653 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.653.3.8" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Gomphonema beaugerianum Van de Vijver, sp. nov." docType="treatment" docVersion="4" lastPageNumber="292" masterDocId="FFCD14441B2CFFE7BB4C157FFF87FFA8" masterDocTitle="Gomphonema beaugerianum, a new Gomphonema species (Bacillariophyta) found in a historic William Smith sample from the Auvergne (France)" masterLastPageNumber="296" masterPageNumber="290" pageNumber="291" updateTime="1724338956312" updateUser="guilherme" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="BF1F39514E4742E79E6F39C99CE68D10">Gomphonema beaugerianum, a new Gomphonema species (Bacillariophyta) found in a historic William Smith sample from the Auvergne (France)</mods:title>
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<mods:namePart id="986DE2B93A3B1C1D40075597BAA8A758">Vijver, Bart Van De</mods:namePart>
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<mods:title id="73B02F2857EDBB0BB7F248C2EEA22266">Phytotaxa</mods:title>
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<mods:date id="8BBD8DC30D2B97515D62E17BD5D51256">2024</mods:date>
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<treatment id="03F46C3C1B2DFFE5BBC4132BFB2CFB94" ID-DOI="http://doi.org/10.5281/zenodo.13212896" ID-GBIF-Taxon="237646836" ID-Zenodo-Dep="13212896" LSID="urn:lsid:plazi:treatment:03F46C3C1B2DFFE5BBC4132BFB2CFB94" httpUri="http://treatment.plazi.org/id/03F46C3C1B2DFFE5BBC4132BFB2CFB94" lastPageId="2" lastPageNumber="292" pageId="1" pageNumber="291">
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<subSubSection id="C3478EA11B2DFFE5BBC4132BFC04FEC4" lastPageId="2" lastPageNumber="292" pageId="1" pageNumber="291" type="nomenclature">
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<paragraph id="8BE2DD2A1B2DFFE6BBC4132BFBBEF9C6" blockId="1.[136,1452,1620,2079]" box="[136,1081,1620,1647]" pageId="1" pageNumber="291">
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<heading id="D0AA6A461B2DFFE6BBC4132BFBBEF9C6" bold="true" box="[136,1081,1620,1647]" fontSize="11" level="1" pageId="1" pageNumber="291" reason="1">
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<emphasis id="B92901381B2DFFE6BBC4132BFBBEF9C6" bold="true" box="[136,1081,1620,1647]" pageId="1" pageNumber="291">
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<taxonomicName id="4C5DA6A91B2DFFE6BBC4132BFD02F9C6" authority="Van de Vijver" authorityName="Van de Vijver" box="[136,645,1620,1647]" class="Bacillariophyceae" family="Gomphonemataceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymbellales" pageId="1" pageNumber="291" phylum="Ochrophyta" rank="species" species="beaugerianum" status="sp. nov.">
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<emphasis id="B92901381B2DFFE6BBC4132BFE5DF9C7" bold="true" box="[136,474,1620,1647]" italics="true" pageId="1" pageNumber="291">Gomphonema beaugerianum</emphasis>
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Van de Vijver
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</taxonomicName>
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<emphasis id="B92901381B2DFFE6B9C7132BFD65F9C6" bold="true" box="[651,738,1620,1646]" italics="true" pageId="1" pageNumber="291">
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<taxonomicNameLabel id="A21ABC431B2DFFE6B9C7132BFD65F9C6" box="[651,738,1620,1646]" pageId="1" pageNumber="291" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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(
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<figureCitation id="1366C1AF1B2DFFE6B9BD132BFCE4F9C6" box="[753,867,1620,1646]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="1" pageNumber="291">Figs 1–15</figureCitation>
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LM, 16–20 SEM)
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BE2DD2A1B2DFFE5BBC41307FC04FEC4" blockId="1.[136,1452,1620,2079]" lastBlockId="2.[136,1452,158,1085]" lastPageId="2" lastPageNumber="292" pageId="1" pageNumber="291">
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Frustules solitary, clearly wedge-shaped (
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<figureCitation id="1366C1AF1B2DFFE6B92A1307FD2DF93A" box="[614,682,1656,1682]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="1" pageNumber="291">Fig. 1</figureCitation>
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). Valve typically clavate, in valve outline gradually tapering from the broadly rounded headpole towards the acute footpole. Weak but still distinct constriction present right below the headpole, separating the inflated central part from the headpole. Valve dimensions (n=25): length 35–70 µm, width (headpole) 10–14 µm, width (mid-valve) 9.5–12.0 µm. Axial area moderately broad, almost ¼ of the total valve width, linear with almost parallel margins. Occasionally, irregularly scattered, shallow depressions present in the axial area (
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<figureCitation id="1366C1AF1B2DFFE6BBDC1253FF60F8EE" box="[144,231,1836,1862]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="1" pageNumber="291">Fig. 18</figureCitation>
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). Central area wedge-shaped due to radiate striae bordering the area. Central striae irregularly shortened, usually with one longer and two shorter striae. Longest central stria on the primary side terminating by the weakly isolated stigmoid. Stigmoid small, rounded, located close to the central raphe endings (
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<figureCitation id="1366C1AF1B2DFFE6BF3D120BFB4DF826" box="[1137,1226,1908,1934]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="1" pageNumber="291">Figs 16</figureCitation>
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,
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<figureCitation id="1366C1AF1B2DFFE6BF95120BFB7FF826" box="[1241,1272,1908,1934]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="1" pageNumber="291">18</figureCitation>
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). Raphe clearly lateral, undulating. Central raphe endings only weakly expanded (
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<figureCitation id="1366C1AF1B2DFFE6B8CB12E7FC6FF81A" box="[903,1000,1944,1970]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="1" pageNumber="291">Figs. 16</figureCitation>
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,
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<figureCitation id="1366C1AF1B2DFFE6B8B412E7FB91F81A" box="[1016,1046,1944,1970]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="1" pageNumber="291">18</figureCitation>
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), clearly deflected. Terminal raphe fissures deflected, bisecting the apical pore field on the footpole (
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<figureCitation id="1366C1AF1B2DFFE6B81312C3FC35F87E" box="[863,946,1980,2006]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="1" pageNumber="291">Fig. 16</figureCitation>
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). Apical pore field large, located on the valve mantle and partly on the valve face (
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<figureCitation id="1366C1AF1B2DFFE6B97C129FFD0EF852" box="[560,649,2016,2042]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="1" pageNumber="291">Figs 16</figureCitation>
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,
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<figureCitation id="1366C1AF1B2DFFE6B9D4129FFD30F852" box="[664,695,2016,2042]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="1" pageNumber="291">17</figureCitation>
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). Striae radiate near the central area, becoming parallel to weakly radiate near the apices,
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<quantity id="4CA570CF1B2DFFE6BAD81D7BFE6EF7B6" box="[404,489,2052,2078]" metricMagnitude="-1" metricUnit="m" metricValue="2.54" metricValueMax="2.794" metricValueMin="2.286" pageId="1" pageNumber="291" unit="in" value="10.0" valueMax="11.0" valueMin="9.0">9–11 in</quantity>
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10 µm, more densely packed at the headpole (up to
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<quantity id="4CA570CF1B2DFFE6BF0D1D7BFBFCF7B6" box="[1089,1147,2052,2078]" metricMagnitude="-1" metricUnit="m" metricValue="4.064" pageId="1" pageNumber="291" unit="in" value="16.0">16 in</quantity>
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10 µm). Striae uniseriate, composed of large areolae, occluded by semi-lunar, reniform siliceous flaps (
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<figureCitation id="1366C1AF1B2EFFE5B8BA15E1FBC9FF10" box="[1014,1102,158,184]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="2" pageNumber="292">Figs 16</figureCitation>
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,
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<figureCitation id="1366C1AF1B2EFFE5BF1015E1FBFCFF10" box="[1116,1147,158,184]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">18</figureCitation>
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). Areolae quite discernible in LM (
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<figureCitation id="1366C1AF1B2EFFE5BBAE15BDFEDDFF75" box="[226,346,194,221]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="2" pageNumber="292">Figs 2–15</figureCitation>
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). Marginal ridge absent (
|
||
<figureCitation id="1366C1AF1B2EFFE5B93715BDFD56FF74" box="[635,721,194,220]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">Fig. 17</figureCitation>
|
||
). Valve mantle broad. Advalvar part with distinct mantle striae, continuing from the valve face striae.Abvalvar part usually hyaline with a few irregularly shattered small areolae (
|
||
<figureCitation id="1366C1AF1B2EFFE5BE321599FF20FE8C" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">Fig. 17</figureCitation>
|
||
). Pseudosepta present on both apices (
|
||
<figureCitation id="1366C1AF1B2EFFE5B91C1475FD25FE8C" box="[592,674,266,292]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">Fig. 19</figureCitation>
|
||
). Internally, striae sunken in long depressions (
|
||
<figureCitation id="1366C1AF1B2EFFE5BFE61475FB7AFE8C" box="[1194,1277,266,292]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">Fig. 19</figureCitation>
|
||
). Areolae large, rounded (
|
||
<figureCitation id="1366C1AF1B2EFFE5BBB91451FECCFEE0" box="[245,331,302,328]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">Fig. 20</figureCitation>
|
||
). Siliceous struts separating the areolae absent (
|
||
<figureCitation id="1366C1AF1B2EFFE5B8201451FC45FEE0" box="[876,962,302,328]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">Fig. 20</figureCitation>
|
||
). Internal opening of the stigmoid slit-like. Central raphe endings long, right-angled and hook-shaped (
|
||
<figureCitation id="1366C1AF1B2EFFE5B86E142DFCF0FEC4" box="[802,887,338,364]" captionStart="FIGURES 17–20" captionStartId="4.[136,243,1073,1095]" captionTargetBox="[151,1436,190,1049]" captionTargetId="figure-22@4.[151,1436,190,1049]" captionTargetPageId="4" captionText="FIGURES 17–20. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 17. SEM external view of an entire valve in oblique view showing the valve mantle. 18. SEM external detail of the central area showing the isolated pore and the depressed areolae with the reniform siliceous flaps. Note also the shallow depressions in the axial area. 19. SEM internal view of an entire valve. 26. SEM internal detail of the central area showing the slit-like isolated pore and the hooked central raphe endings. Note the absence of silica struts separating the areolae. Scale bars = 10 µm (Figs 17–19) = 1 µm (Fig. 20)." figureDoi="http://doi.org/10.5281/zenodo.13212944" httpUri="https://zenodo.org/record/13212944/files/figure.png" pageId="2" pageNumber="292">Fig. 20</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3478EA11B2EFFE5BBF11409FD3BFE54" pageId="2" pageNumber="292" type="materials_examined">
|
||
<paragraph id="8BE2DD2A1B2EFFE5BBF11409FEEEFE70" blockId="2.[136,1452,158,1085]" pageId="2" pageNumber="292">
|
||
<emphasis id="B92901381B2EFFE5BBF11409FE99FE38" bold="true" box="[189,286,374,400]" pageId="2" pageNumber="292">Type:—</emphasis>
|
||
<materialsCitation id="3B35D7771B2EFFE5BA511409FC26FE1D" collectingDate="1854-06-26" collectionCode="BR" collectorName="W. Smith" country="France" elevation="1239" location="Lac de Guery" pageId="2" pageNumber="292" specimenCode="BR-4847" specimenCount="1" stateProvince="Auvergne" typeStatus="holotype">
|
||
<collectingCountry id="F34A9DBA1B2EFFE5BA511409FE0CFE38" box="[285,395,374,400]" name="France" pageId="2" pageNumber="292">FRANCE</collectingCountry>
|
||
.
|
||
<location id="8E828BF11B2EFFE5BAD71408FDB1FE38" LSID="urn:lsid:plazi:treatment:03F46C3C1B2DFFE5BBC4132BFB2CFB94:8E828BF11B2EFFE5BAD71408FDB1FE38" box="[411,566,374,401]" country="France" name="Lac de Guery" pageId="2" pageNumber="292" stateProvince="Auvergne">Lac de Guéry</location>
|
||
,
|
||
<collectingRegion id="499913C81B2EFFE5B90D1409FD35FE38" box="[577,690,374,400]" country="France" name="Auvergne" pageId="2" pageNumber="292">Auvergne</collectingRegion>
|
||
, William Smith sample Lac de Guéry-River Mortes, leg.
|
||
<collectorName id="26A8B8FC1B2EFFE5BE771408FA20FE38" box="[1339,1447,374,401]" pageId="2" pageNumber="292">W. Smith</collectorName>
|
||
, coll. date
|
||
<date id="FFE3FBEA1B2EFFE5BBB714E5FEFFFE1D" box="[251,376,410,437]" pageId="2" pageNumber="292" value="1854-06-26">
|
||
<collectingDate id="EFA702021B2EFFE5BBB714E5FEFFFE1D" box="[251,376,410,437]" pageId="2" pageNumber="292" value="1854-06-26">26.vi.1854</collectingDate>
|
||
</date>
|
||
., elev.
|
||
<quantity id="4CA570CF1B2EFFE5BA8B14E5FD9DFE1C" box="[455,538,410,436]" metricMagnitude="3" metricUnit="m" metricValue="1.2393167999999999" pageId="2" pageNumber="292" unit="ft" value="4066.0">
|
||
<elevation id="00703A191B2EFFE5BA8B14E5FD9DFE1C" box="[455,538,410,436]" metricMagnitude="3" metricUnit="m" metricValue="1.2393167999999999" pageId="2" pageNumber="292" unit="ft" value="4066.0">4066 ft</elevation>
|
||
</quantity>
|
||
(
|
||
<typeStatus id="54E663881B2EFFE5B96714E5FD08FE1C" box="[555,655,410,436]" pageId="2" pageNumber="292" type="holotype">holotype</typeStatus>
|
||
slide
|
||
<specimenCode id="DBFB75511B2EFFE5B99A14E5FCB9FE1C" box="[726,830,410,436]" pageId="2" pageNumber="292">BR-4847</specimenCode>
|
||
=
|
||
<figureCitation id="1366C1AF1B2EFFE5B81A14E5FC1BFE1D" box="[854,924,410,437]" captionStart="FIGURES 1–16" captionStartId="3.[136,243,1952,1974]" captionTargetBox="[178,1409,187,1925]" captionTargetId="figure-19@3.[178,1409,187,1925]" captionTargetPageId="3" captionText="FIGURES 1–16. Gomphonema beaugerianum Van de Vijver, sp. nov. LM and SEM images taken from the holotype sample (BR-4847, Lac de Guéry, Auvergne, France, sample W. Smith). 1. LM view of a frustule in girdle view. 2–15. LM views of the population arranged in decreasing length. 16. SEM external view of an entire valve. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.13212942" httpUri="https://zenodo.org/record/13212942/files/figure.png" pageId="2" pageNumber="292">Fig. 5</figureCitation>
|
||
,
|
||
</materialsCitation>
|
||
<materialsCitation id="3B35D7771B2EFFE5B8E714E5FEEEFE70" country="Belgium" location="Belgium" pageId="2" pageNumber="292" specimenCode="slide 447" specimenCount="1" typeStatus="isotype">
|
||
<typeStatus id="54E663881B2EFFE5B8E714E5FC7BFE1C" box="[939,1020,410,436]" pageId="2" pageNumber="292" type="isotype">isotype</typeStatus>
|
||
<specimenCode id="DBFB75511B2EFFE5BF4914E5FBEAFE1C" box="[1029,1133,410,436]" pageId="2" pageNumber="292">
|
||
slide
|
||
<quantity id="4CA570CF1B2EFFE5BF0F14E5FB0AFE1C" box="[1091,1165,410,436]" metricMagnitude="1" metricUnit="m" metricValue="1.13538" pageId="2" pageNumber="292" unit="in" value="447.0">447 in</quantity>
|
||
</specimenCode>
|
||
Collection University of Antwerp,
|
||
<collectingCountry id="F34A9DBA1B2EFFE5BBB414C1FED9FE70" box="[248,350,446,472]" name="Belgium" pageId="2" pageNumber="292">Belgium</collectingCountry>
|
||
).
|
||
</materialsCitation>
|
||
</paragraph>
|
||
<paragraph id="8BE2DD2A1B2EFFE5BBF1149DFD3BFE54" blockId="2.[136,1452,158,1085]" box="[189,700,482,508]" pageId="2" pageNumber="292">
|
||
<emphasis id="B92901381B2EFFE5BBF1149DFEF0FE54" bold="true" box="[189,375,482,508]" pageId="2" pageNumber="292">Registration:—</emphasis>
|
||
http://phycobank.org/104621
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3478EA11B2EFFE5BBF11779FE03FDC0" pageId="2" pageNumber="292" type="etymology">
|
||
<paragraph id="8BE2DD2A1B2EFFE5BBF11779FE03FDC0" blockId="2.[136,1452,158,1085]" pageId="2" pageNumber="292">
|
||
<emphasis id="B92901381B2EFFE5BBF11779FEE3FD88" bold="true" box="[189,356,518,544]" pageId="2" pageNumber="292">Etymology:—</emphasis>
|
||
The species is named after my colleague and friend Dr Aude Beauger (GEOLAB UMR 6042, Maison des Sciences de l’Homme,
|
||
<collectingCountry id="F34A9DBA1B2EFFE5B9691755FDF4FDEC" box="[549,627,554,580]" name="France" pageId="2" pageNumber="292">France</collectingCountry>
|
||
) in honour of her extensive work on the diatoms of the
|
||
<collectingRegion id="499913C81B2EFFE5BE471755FAFEFDEC" box="[1291,1401,554,580]" country="France" name="Auvergne" pageId="2" pageNumber="292">Auvergne</collectingRegion>
|
||
and Central Massif region.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3478EA11B2EFFE5BBF1170DFB2CFB94" pageId="2" pageNumber="292" type="biology_ecology">
|
||
<paragraph id="8BE2DD2A1B2EFFE5BBF1170DFB2CFB94" blockId="2.[136,1452,158,1085]" pageId="2" pageNumber="292">
|
||
<emphasis id="B92901381B2EFFE5BBF1170DFDFAFD24" bold="true" box="[189,637,626,652]" pageId="2" pageNumber="292">Ecology & associated diatom flora:—</emphasis>
|
||
The sample was taken from Lac de Guéry, a mountain lake in the Monts Dore area of the French Massif Central. The lake with a total surface of 25 ha, has a volcanic origin.
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BE4217E9FA2BFD18" author="Rioual, P." box="[1294,1452,662,688]" pageId="2" pageNumber="292" pagination="311 - 327" refId="ref4428" refString="Rioual, P. (2002) Limnological characteristics of 25 lakes of the French Massif Central. Annales de Limnologie - International Journal of Limnology 38 (4): 311 - 327. https: // doi. org / 10.1051 / limn / 2002026" type="journal article" year="2002">Rioual (2002)</bibRefCitation>
|
||
analysed in 2002 more than 20 lakes in the
|
||
<collectingRegion id="499913C81B2EFFE5B9CE17C5FCC6FD7C" box="[642,833,698,724]" country="France" name="Auvergne" pageId="2" pageNumber="292">Auvergne region</collectingRegion>
|
||
including Lac de Guéry and measured a pH of 6.9, a conductivity of 33 µS/cm, and low levels of total phosphorus (
|
||
<quantity id="4CA570CF1B2EFFE5B81617A1FC22FD50" box="[858,933,734,760]" metricMagnitude="-5" metricUnit="kg" metricValue="1.2" pageId="2" pageNumber="292" unit="mg" value="12.0">12 mg</quantity>
|
||
/l) and nitrate (196 µg/l). These are of course recent physico-chemical and most likely do not entirely reflect the situation in 1854 when William Smith collected the sample. The diatom flora is quite diverse and dominated by
|
||
<taxonomicName id="4C5DA6A91B2EFFE5B8201658FD92FCCC" authority="(Lange-Bertalot 1993: 48) Chudaev & Gololobova (2012: 74)" authorityName="Chudaev & Gololobova" authorityPageNumber="74" authorityYear="2012" baseAuthorityName="Lange-Bertalot" baseAuthorityPageNumber="48" baseAuthorityYear="1993" class="Bacillariophyceae" family="Fragilariaceae" genus="Staurosira" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="neoproducta">
|
||
<emphasis id="B92901381B2EFFE5B8201658FBFFFCE8" box="[876,1144,806,833]" italics="true" pageId="2" pageNumber="292">Staurosira neoproducta</emphasis>
|
||
(
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BFC41659FA24FCE8" author="Lange-Bertalot, H." box="[1160,1443,806,832]" pageId="2" pageNumber="292" pagination="1 - 454" refId="ref4055" refString="Lange-Bertalot, H. (1993) 85 neue Taxa und uber 100 weitere neu definierte Taxa erganzend zur Susswasserflora von Mitteleuropa, Vol. 2 / 1 - 4. 85 New Taxa and much more than 100 taxonomic clarifications supplementary to SuBwasserflora von Mitteleuropa Vol. 2 / 1 - 4. Bibliotheca Diatomologica 27: 1 - 454." type="book chapter" year="1993">Lange-Bertalot 1993: 48</bibRefCitation>
|
||
)
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BBC41635FD92FCCC" author="Chudaev, D. A. & Gololobova, M. A." box="[136,533,842,868]" pageId="2" pageNumber="292" pagination="68 - 84" refId="ref3497" refString="Chudaev, D. A. & Gololobova, M. A. (2012) Frustule morphology of species of the genus Staurosira sensu stricto (Bacillariophyceae) from the Lake Glubokoe (Moscow Region). Novosti Sistematiki Nizshikh Rastenii [Novitates Systematicae Plantarum Non Vascularium] 46: 68 - 84. https: // doi. org / 10.31111 / nsnr / 2012.46.68" type="journal article" year="2012">Chudaev & Gololobova (2012: 74)</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C5DA6A91B2EFFE5B96D1635FC42FCCC" authority="Kutzing (1844: 91)" authorityName="Kutzing" authorityPageNumber="91" authorityYear="1844" box="[545,965,842,868]" class="Bacillariophyceae" family="Naviculaceae" genus="Navicula" kingdom="Chromista" order="Naviculales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="radiosa">
|
||
<emphasis id="B92901381B2EFFE5B96D1635FD63FCCC" box="[545,740,842,868]" italics="true" pageId="2" pageNumber="292">Navicula radiosa</emphasis>
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5B9A71635FC42FCCC" author="Kutzing, F. T." box="[747,965,842,868]" pageId="2" pageNumber="292" refId="ref4017" refString="Kutzing, F. T. (1844) Die kieselschaligen Bacillarien oder Diatomeen. W. Kohne, Nordhausen, 144 pp. https: // doi. org / 10.5962 / bhl. title. 64360" type="book" year="1844">Kützing (1844: 91)</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C5DA6A91B2EFFE5B89E1635FE23FC20" authority="(W. Smith 1855: 7) Heudre et al. (2017: 264)" authorityName="Heudre" authorityPageNumber="264" authorityYear="2017" baseAuthorityName="W. Smith" baseAuthorityPageNumber="7" baseAuthorityYear="1855" class="Bacillariophyceae" family="Fragilariaceae" genus="Fragilariforma" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="undata">
|
||
<emphasis id="B92901381B2EFFE5B89E1635FB55FCCC" box="[978,1234,842,868]" italics="true" pageId="2" pageNumber="292">Fragilariforma undata</emphasis>
|
||
(W.
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BE4C1635FA24FCCC" author="Smith, W." box="[1280,1443,842,869]" pageId="2" pageNumber="292" pagination="1 - 9" refId="ref4651" refString="Smith, W. (1855) Notes of an excursion to the south of France and the Auvergne in search of Diatomaceae. Annals and Magazine of Natural History, series 2 15: 1 - 9. https: // doi. org / 10.1080 / 037454809495381" type="journal article" year="1855">Smith 1855: 7</bibRefCitation>
|
||
)
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BBC41611FE23FC20" author="Heudre, D. & Wetzel, C. E. & Moreau, L. & Ector, L." box="[136,420,878,904]" pageId="2" pageNumber="292" pagination="253 - 277" refId="ref3860" refString="Heudre, D., Wetzel, C. E., Moreau, L. & Ector, L. (2017) Diatoms of Gerardmer Lake (Voges, France). Nova Hedwigia Beiheft 146: 253 - 277. https: // doi. org / 10.1127 / 1438 - 9134 / 2017 / 253" type="journal article" year="2017">
|
||
Heudre
|
||
<emphasis id="B92901381B2EFFE5BBAD1610FE9EFC20" box="[225,281,878,904]" italics="true" pageId="2" pageNumber="292">et al.</emphasis>
|
||
(2017: 264)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C5DA6A91B2EFFE5BAFC1610FB44FC21" authority="(A. Mayer 1917: 21) D. M. Williams & Round (1988: 265)" authorityName="D. M. Williams & Round" authorityPageNumber="265" authorityYear="1988" baseAuthorityName="A. Mayer" baseAuthorityPageNumber="21" baseAuthorityYear="1917" box="[432,1219,878,905]" class="Bacillariophyceae" family="Fragilariaceae" genus="Fragilariforma" higherTaxonomySource="GBIF" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="bicapitata">
|
||
<emphasis id="B92901381B2EFFE5BAFC1610FDBAFC20" box="[432,573,878,904]" italics="true" pageId="2" pageNumber="292">F. bicapitata</emphasis>
|
||
(A.
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5B9281610FC9DFC20" author="Mayer, A." box="[612,794,878,905]" pageId="2" pageNumber="292" pagination="1 - 99" refId="ref4210" refString="Mayer, A. (1917) Beitrage zur Diatomeenflora Bayerns. Part I, A. Bacillariales aus dem Fichtelgebirge und angrenzenden Gebieten. B. Bacillariales aus dem Bayrischen Walde. Denkschriften der Koniglich-Baierischen Botanischen Gesellschaft in Regensburg 13: 1 - 99." type="journal article" year="1917">Mayer 1917: 21</bibRefCitation>
|
||
) D.M.
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5B8121611FB44FC21" author="Williams, D. M. & Round, F. E." box="[862,1219,878,905]" pageId="2" pageNumber="292" pagination="265 - 267" refId="ref4969" refString="Williams, D. M. & Round, F. E. (1988) Fragilariaforma, nom. nov., a new generic name for Neofragilaria Williams & Round. Diatom Research 3 (2): 265 - 267. https: // doi. org / 10.1080 / 0269249 X. 1988.9705039" type="journal article" year="1988">Williams & Round (1988: 265)</bibRefCitation>
|
||
</taxonomicName>
|
||
, several
|
||
<taxonomicName id="4C5DA6A91B2EFFE5BE681611FA2CFC20" authorityName="G.H.K.Thwaites" authorityYear="1848" box="[1316,1451,878,904]" class="Bacillariophyceae" family="Aulacoseiraceae" genus="Aulacoseira" higherTaxonomySource="GBIF" kingdom="Chromista" order="Aulacoseirales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="genus">
|
||
<emphasis id="B92901381B2EFFE5BE681611FA2CFC20" box="[1316,1451,878,904]" italics="true" pageId="2" pageNumber="292">Aulacoseira</emphasis>
|
||
</taxonomicName>
|
||
taxa,
|
||
<taxonomicName id="4C5DA6A91B2EFFE5BB8516EDFDC5FC04" authorityName="D.M.Williams & Round" authorityYear="1987" box="[201,578,914,940]" class="Bacillariophyceae" family="Fragilariaceae" genus="Pseudostaurosira" higherTaxonomySource="GBIF" isUncertain="true" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="brevistriata">
|
||
<emphasis id="B92901381B2EFFE5BB8516EDFE09FC04" box="[201,398,914,940]" italics="true" pageId="2" pageNumber="292">Pseudostaurosira</emphasis>
|
||
cf.
|
||
<emphasis id="B92901381B2EFFE5BA8C16EDFDC5FC04" box="[448,578,914,940]" italics="true" pageId="2" pageNumber="292">brevistriata</emphasis>
|
||
</taxonomicName>
|
||
(Grunow in
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5B99116ECFC60FC05" author="Van Heurck, H." box="[733,999,914,941]" pageId="2" pageNumber="292" refId="ref4924" refString="Van Heurck, H. (1885) Synopsis des Diatomees de Belgique. Texte. Anvers: Martin Brouwers & Co. pp. [1] - 235. https: // doi. org / 10.5962 / bhl. title. 1990" type="journal volume" year="1885">Van Heurck 1885: 157</bibRefCitation>
|
||
) D.M.
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BF6316EDFA20FC04" author="Williams, D. M. & Round, F. E." box="[1071,1447,914,940]" pageId="2" pageNumber="292" pagination="265 - 267" refId="ref4969" refString="Williams, D. M. & Round, F. E. (1988) Fragilariaforma, nom. nov., a new generic name for Neofragilaria Williams & Round. Diatom Research 3 (2): 265 - 267. https: // doi. org / 10.1080 / 0269249 X. 1988.9705039" type="journal article" year="1988">Williams & Round (1988: 276)</bibRefCitation>
|
||
,
|
||
<taxonomicName id="4C5DA6A91B2EFFE5BBC416C9FD56FC78" authority="Ehrenberg (1841: 211)" authorityName="Ehrenberg" authorityPageNumber="211" authorityYear="1841" box="[136,721,950,976]" class="Bacillariophyceae" family="Gomphonemataceae" genus="Gomphonema" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymbellales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="coronatum">
|
||
<emphasis id="B92901381B2EFFE5BBC416C9FE29FC78" box="[136,430,950,976]" italics="true" pageId="2" pageNumber="292">Gomphonema coronatum</emphasis>
|
||
Ehrenberg (1841: 211)
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C5DA6A91B2EFFE5B9AB16C9FB7AFC78" authority="C. Agardh (1830: 10)" authorityName="C. Agardh" authorityPageNumber="10" authorityYear="1830" box="[743,1277,950,976]" class="Bacillariophyceae" family="Cymbellaceae" genus="Cymbella" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymbellales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="cymbiformis">
|
||
<emphasis id="B92901381B2EFFE5B9AB16C9FC6AFC78" box="[743,1005,950,976]" italics="true" pageId="2" pageNumber="292">Cymbella cymbiformis</emphasis>
|
||
C.
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BF5416C9FB7AFC78" author="Agardh, C. A." box="[1048,1277,950,976]" pageId="2" pageNumber="292" pagination="1 - 16" refId="ref3467" refString="Agardh, C. A. (1830) Conspectus criticus diatomacearum. Part 1. Lundae [Lund]: Literis Berlingianus. pp. 1 - 16." type="book chapter" year="1830">Agardh (1830: 10)</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C5DA6A91B2EFFE5BE5F16C9FC27FC5D" authority="(Auerswald ex Heiberg 1863: 108) Krammer (2003: 56)" authorityName="Krammer" authorityPageNumber="56" authorityYear="2003" baseAuthorityName="Heiberg" baseAuthorityPageNumber="108" baseAuthorityYear="1863" class="Bacillariophyceae" family="Cymbellaceae" genus="Cymbopleura" higherTaxonomySource="GBIF" kingdom="Chromista" order="Cymbellales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="naviculiformis">
|
||
<emphasis id="B92901381B2EFFE5BE5F16C9FEADFC5C" italics="true" pageId="2" pageNumber="292">Cymbopleura naviculiformis</emphasis>
|
||
(Auerswald ex
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BA9616A5FD2CFC5C" author="Heiberg, P. A. C." box="[474,683,986,1012]" pageId="2" pageNumber="292" pagination="1 - 135" refId="ref3808" refString="Heiberg, P. A. C. (1863) Conspectus criticus diatomacearum danicarum. Kritisk oversigt over de danske Diatomeer. Kjobenhavn: Wilhelm Priors Forlag. pp. 1 - 135, 6 pls. https: // doi. org / 10.5962 / bhl. title. 68738" type="book chapter" year="1863">Heiberg 1863: 108</bibRefCitation>
|
||
)
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5B9F616A4FC27FC5D" author="Krammer, K." box="[698,928,986,1013]" pageId="2" pageNumber="292" pagination="1 - 529" refId="ref3919" refString="Krammer, K. (2003) Cymbopleura, Delicata, Navicymbula, Gomphocymbellopsis, Afrocymbella. Diatoms of Europe 4: 1 - 529." type="journal article" year="2003">Krammer (2003: 56)</bibRefCitation>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C5DA6A91B2EFFE5B89916A5FEF5FBB0" authority="(Roth 1797: 192) Kutzing (1844: 127)" authorityName="Kutzing" authorityPageNumber="127" authorityYear="1844" baseAuthorityName="Roth" baseAuthorityPageNumber="192" baseAuthorityYear="1797" class="Bacillariophyceae" family="Fragilariaceae" genus="Tabellaria" higherTaxonomySource="GBIF" isUncertain="true" kingdom="Chromista" order="Fragilariales" pageId="2" pageNumber="292" phylum="Ochrophyta" rank="species" species="flocculosa">
|
||
<emphasis id="B92901381B2EFFE5B89916A5FBCEFC5C" box="[981,1097,986,1012]" italics="true" pageId="2" pageNumber="292">Tabellaria</emphasis>
|
||
cf.
|
||
<emphasis id="B92901381B2EFFE5BF3E16A5FB62FC5C" box="[1138,1253,986,1012]" italics="true" pageId="2" pageNumber="292">flocculosa</emphasis>
|
||
(
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BFB916A5FA24FC5C" author="Roth, A. W." box="[1269,1443,986,1012]" pageId="2" pageNumber="292" refId="ref4546" refString="Roth, A. W. (1797) Catalecta botanica quibus plantae novae et minus cognitae describuntur atque illustrantur. Fasc. 1. Lipsiae [Leipzig]: in Bibliopolo I. G. Mulleriano. pp. [i] - viii, [1] - 244. https: // doi. org / 10.5962 / bhl. title. 124909" type="book" year="1797">Roth 1797: 192</bibRefCitation>
|
||
)
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5BBC41681FEF5FBB0" author="Kutzing, F. T." box="[136,370,1022,1048]" pageId="2" pageNumber="292" refId="ref4017" refString="Kutzing, F. T. (1844) Die kieselschaligen Bacillarien oder Diatomeen. W. Kohne, Nordhausen, 144 pp. https: // doi. org / 10.5962 / bhl. title. 64360" type="book" year="1844">Kützing (1844: 127)</bibRefCitation>
|
||
</taxonomicName>
|
||
. This diatom flora points to oligo- to weakly mesotrophic, occasionally weakly acid, conditions with a low to moderate electrolyte content on siliceous substrates (
|
||
<bibRefCitation id="EFCCA0DB1B2EFFE5B83D115DFB18FB94" author="Lange-Bertalot, H. & Hofmann, G. & Werum, M. & Cantonati, M." box="[881,1183,1058,1084]" pageId="2" pageNumber="292" refId="ref4117" refString="Lange-Bertalot, H., Hofmann, G., Werum, M. & Cantonati, M. (2017) Freshwater benthic diatoms of Central Europe: over 800 common species used in ecological assessment. English edition with updated taxonomy and added species. Koeltz Botanical Books, Schmitten- Oberreifenberg, 942 pp." type="book" year="2017">
|
||
Lange-Bertalot
|
||
<emphasis id="B92901381B2EFFE5BF6F115CFBDCFB94" box="[1059,1115,1058,1084]" italics="true" pageId="2" pageNumber="292">et al.</emphasis>
|
||
2017
|
||
</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |