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<mods:title id="BA68F469B9D0053D0B2D89B330A1878A">Two new species of the genus Lacustriella (Bacillariophyta) from Lake Baikal</mods:title>
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<mods:namePart id="8F3887B46791129C449B15ECFE8FD9B8">Rodionova, Yelena V.</mods:namePart>
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<mods:namePart id="3A8A197B4E4C6380DD5A92A9C0660FA2">Pomazkina, Galina V.</mods:namePart>
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<mods:namePart id="B75DF973F36FB9CF728C1BB5706B74C3">Sherbakova, Tatyana A.</mods:namePart>
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<mods:nameIdentifier id="FE54B05E4DCB4C538093E65F8D622024" type="email">tsherb@lin.irk.ru</mods:nameIdentifier>
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<mods:title id="02769ADCF0E6F7D5D67F19852EB30234">Phytotaxa</mods:title>
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<mods:date id="E9C041491ACF09CBE9C91E80F09F1C88">2024</mods:date>
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<mods:number id="F5607A0F6D35682AF868B317743D3B0B">2024-06-12</mods:number>
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<mods:number id="CED4B37C345E204AC4C95D7FE498D697">652</mods:number>
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<treatment id="03DE474AFFD9FF8E3F8FD3569F1F2484" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484" httpUri="http://treatment.plazi.org/id/03DE474AFFD9FF8E3F8FD3569F1F2484" lastPageId="3" lastPageNumber="264" pageId="1" pageNumber="262">
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<subSubSection id="C36DA5D7FFD9FF8C3F8FD3569899211B" box="[136,918,1812,1839]" pageId="1" pageNumber="262" type="nomenclature">
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<paragraph id="8BC8F65CFFD9FF8C3F8FD3569899211B" blockId="1.[136,918,1812,1839]" box="[136,918,1812,1839]" pageId="1" pageNumber="262">
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<heading id="D0804130FFD9FF8C3F8FD3569899211B" box="[136,918,1812,1839]" fontSize="11" level="2" pageId="1" pageNumber="262" reason="3">
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<taxonomicName id="4C778DDFFFD9FF8C3F8FD3569836211A" authority="Rodionova, Pomazkina & Sherbakova" authorityName="Rodionova, Pomazkina & Sherbakova" box="[136,825,1812,1839]" class="Bacillariophyceae" genus="Lacustriella" higherTaxonomySource="GBIF" kingdom="Chromista" pageId="1" pageNumber="262" phylum="Ochrophyta" rank="species" species="concinna" status="sp. nov.">
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<emphasis id="B9032A4EFFD9FF8C3F8FD3569A8A211A" bold="true" box="[136,389,1812,1839]" italics="true" pageId="1" pageNumber="262">Lacustriella concinna</emphasis>
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Rodionova, Pomazkina
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<emphasis id="B9032A4EFFD9FF8C3D9FD35699A1211A" box="[664,686,1812,1838]" italics="true" pageId="1" pageNumber="262">&</emphasis>
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Sherbakova
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</taxonomicName>
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<taxonomicNameLabel id="A2309735FFD9FF8C3C47D3579899211B" box="[832,918,1813,1839]" pageId="1" pageNumber="262" rank="species">
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<emphasis id="B9032A4EFFD9FF8C3C47D3579880211A" box="[832,911,1813,1838]" italics="true" pageId="1" pageNumber="262">sp. nov</emphasis>
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.
|
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</taxonomicNameLabel>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C36DA5D7FFD9FF8E3F8FD31E981927EC" lastPageId="3" lastPageNumber="264" pageId="1" pageNumber="262" type="description">
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<paragraph id="8BC8F65CFFD9FF8C3F8FD31E9BD02E32" blockId="1.[136,1452,1884,2054]" pageId="1" pageNumber="262">
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Light microscopy (LM): (
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<figureCitation id="134CEAD9FFD9FF8C3EB1D31E99212143" box="[438,558,1884,1911]" captionStart="FIGURES 1−15" captionStartId="2.[136,248,1969,1991]" captionTargetBox="[228,1359,216,1924]" captionTargetId="figure-27@2.[198,1389,190,1945]" captionTargetPageId="2" captionText="FIGURES 1−15. Lacustriella concinna sp. nov. LM micrographs showing morphological variations of valve views. Fig. 2. Holotype. Scale bar = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.13216817" httpUri="https://zenodo.org/record/13216817/files/figure.png" pageId="1" pageNumber="262">Figs 1–15</figureCitation>
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||||
). Valves linearly lanceolate to elliptically lanceolate with slightly protracted rostrate apices. Valve length 37.0–82.5 μm, width 16–24 μm. External axial area narrow at apices gradually expanding into irregularly oval central area. Raphe filiform with straight central endings, terminal ends bent oppositely. Striae uniseriate parallel or slightly radial become radial towards apices,
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<quantity id="4C8F5BB9FFD9FF8C3C69D38A98DE21D6" box="[878,977,1992,2018]" metricMagnitude="-1" metricUnit="m" metricValue="3.175" metricValueMax="3.302" metricValueMin="3.048" pageId="1" pageNumber="262" unit="in" value="12.5" valueMax="13.0" valueMin="12.0">12–13 in</quantity>
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||||
10 μm. One longitudinal canal along each margin.
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||||
</paragraph>
|
||||
<caption id="DF08A6D4FFDAFF8F3F8FD3F39A3021DE" ID-DOI="http://doi.org/10.5281/zenodo.13216817" ID-Zenodo-Dep="13216817" httpUri="https://zenodo.org/record/13216817/files/figure.png" pageId="2" pageNumber="263" startId="2.[136,248,1969,1991]" targetBox="[228,1359,216,1924]" targetPageId="2" targetType="figure">
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<paragraph id="8BC8F65CFFDAFF8F3F8FD3F39A3021DE" blockId="2.[136,1452,1969,2027]" pageId="2" pageNumber="263">
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<emphasis id="B9032A4EFFDAFF8F3F8FD3F39A3721F2" bold="true" box="[136,312,1969,1991]" pageId="2" pageNumber="263">FIGURES 1−15.</emphasis>
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<emphasis id="B9032A4EFFDAFF8F3E38D3F3996A21F3" box="[319,613,1969,1991]" italics="true" pageId="2" pageNumber="263">
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<taxonomicName id="4C778DDFFFDAFF8F3E38D3F3991C21F3" box="[319,531,1969,1991]" class="Bacillariophyceae" genus="Lacustriella" higherTaxonomySource="GBIF" kingdom="Chromista" pageId="2" pageNumber="263" phylum="Ochrophyta" rank="species" species="concinna" status="sp. nov.">Lacustriella concinna</taxonomicName>
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<taxonomicNameLabel id="A2309735FFDAFF8F3D1DD3F0996A21F3" box="[538,613,1970,1991]" pageId="2" pageNumber="263" rank="species">sp. nov.</taxonomicNameLabel>
|
||||
</emphasis>
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||||
LM micrographs showing morphological variations of valve views. Fig. 2. Holotype. Scale bar = 10 μm.
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||||
</paragraph>
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||||
</caption>
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||||
<paragraph id="8BC8F65CFFDBFF8E3FBAD4DC981927EC" blockId="3.[136,1452,158,689]" pageId="3" pageNumber="264">
|
||||
Scanning electron microscopy (SEM): (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3D81D4DC9803268C" box="[646,780,158,184]" captionStart="FIGURES 16−23" captionStartId="4.[136,248,1845,1867]" captionTargetBox="[246,1342,224,1787]" captionTargetId="figure-27@4.[212,1376,190,1820]" captionTargetPageId="4" captionText="FIGURES 16−23. Lacustriella concinna sp. nov. from type material, SEM external (Figs 16–20) and internal views (Figs 21–23). Fig. 16. Valve view. Fig. 17. Central area with proximal raphe endings and areolae in striae. Fig. 18. Slit-like areolae bordering the longitudinal canal; pores on the canal surface. Figs 19–20. Distal raphe endings, cingulum of two bands. Fig. 21. Valve view. Fig. 22. Central nodule, proximal raphe endings terminate in merged helictoglossae; areolae in striae covered with a hymen. Fig. 23. Distal raphe ending with a helictoglossa. Scale bars = 10 μm (Figs 16, 21); 5 μm (Figs 17, 19–20, 22–23); 2 μm (Fig. 18)." figureDoi="http://doi.org/10.5281/zenodo.13216819" httpUri="https://zenodo.org/record/13216819/files/figure.png" pageId="3" pageNumber="264">Figs 16–23</figureCitation>
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||||
). Externally, areolae in striae round and open, irregular in the central part of the valve,
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<quantity id="4C8F5BB9FFDBFF8E3ED0D480993326E8" box="[471,572,194,220]" metricMagnitude="-1" metricUnit="m" metricValue="3.81" metricValueMax="4.318" metricValueMin="3.302" pageId="3" pageNumber="264" unit="in" value="15.0" valueMax="17.0" valueMin="13.0">13–17 in</quantity>
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10 μm (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3DA6D480982826E8" box="[673,807,194,220]" captionStart="FIGURES 16−23" captionStartId="4.[136,248,1845,1867]" captionTargetBox="[246,1342,224,1787]" captionTargetId="figure-27@4.[212,1376,190,1820]" captionTargetPageId="4" captionText="FIGURES 16−23. Lacustriella concinna sp. nov. from type material, SEM external (Figs 16–20) and internal views (Figs 21–23). Fig. 16. Valve view. Fig. 17. Central area with proximal raphe endings and areolae in striae. Fig. 18. Slit-like areolae bordering the longitudinal canal; pores on the canal surface. Figs 19–20. Distal raphe endings, cingulum of two bands. Fig. 21. Valve view. Fig. 22. Central nodule, proximal raphe endings terminate in merged helictoglossae; areolae in striae covered with a hymen. Fig. 23. Distal raphe ending with a helictoglossa. Scale bars = 10 μm (Figs 16, 21); 5 μm (Figs 17, 19–20, 22–23); 2 μm (Fig. 18)." figureDoi="http://doi.org/10.5281/zenodo.13216819" httpUri="https://zenodo.org/record/13216819/files/figure.png" pageId="3" pageNumber="264">Figs 17, 18</figureCitation>
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||||
). Areolae bordering the longitudinal canals significantly elongated transapically, slit-like, open (
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<figureCitation id="134CEAD9FFDBFF8E3D41D4A499952734" box="[582,666,230,256]" captionStart="FIGURES 16−23" captionStartId="4.[136,248,1845,1867]" captionTargetBox="[246,1342,224,1787]" captionTargetId="figure-27@4.[212,1376,190,1820]" captionTargetPageId="4" captionText="FIGURES 16−23. Lacustriella concinna sp. nov. from type material, SEM external (Figs 16–20) and internal views (Figs 21–23). Fig. 16. Valve view. Fig. 17. Central area with proximal raphe endings and areolae in striae. Fig. 18. Slit-like areolae bordering the longitudinal canal; pores on the canal surface. Figs 19–20. Distal raphe endings, cingulum of two bands. Fig. 21. Valve view. Fig. 22. Central nodule, proximal raphe endings terminate in merged helictoglossae; areolae in striae covered with a hymen. Fig. 23. Distal raphe ending with a helictoglossa. Scale bars = 10 μm (Figs 16, 21); 5 μm (Figs 17, 19–20, 22–23); 2 μm (Fig. 18)." figureDoi="http://doi.org/10.5281/zenodo.13216819" httpUri="https://zenodo.org/record/13216819/files/figure.png" pageId="3" pageNumber="264">Fig. 18</figureCitation>
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||||
). Areolae encircling the axial and central areas enlarged. The surface of longitudinal canals is covered with uni- or biseriate rows, continuing the striae, and consisting of 1–5 small pores (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3F97D56C9A1C277C" box="[144,275,302,328]" captionStart="FIGURES 16−23" captionStartId="4.[136,248,1845,1867]" captionTargetBox="[246,1342,224,1787]" captionTargetId="figure-27@4.[212,1376,190,1820]" captionTargetPageId="4" captionText="FIGURES 16−23. Lacustriella concinna sp. nov. from type material, SEM external (Figs 16–20) and internal views (Figs 21–23). Fig. 16. Valve view. Fig. 17. Central area with proximal raphe endings and areolae in striae. Fig. 18. Slit-like areolae bordering the longitudinal canal; pores on the canal surface. Figs 19–20. Distal raphe endings, cingulum of two bands. Fig. 21. Valve view. Fig. 22. Central nodule, proximal raphe endings terminate in merged helictoglossae; areolae in striae covered with a hymen. Fig. 23. Distal raphe ending with a helictoglossa. Scale bars = 10 μm (Figs 16, 21); 5 μm (Figs 17, 19–20, 22–23); 2 μm (Fig. 18)." figureDoi="http://doi.org/10.5281/zenodo.13216819" httpUri="https://zenodo.org/record/13216819/files/figure.png" pageId="3" pageNumber="264">Figs 18–20</figureCitation>
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||||
). Areolae on the mantle transapically elongated similar to those at the border with the longitudinal canals. Proximal raphe endings lay in slightly elongated drop-shaped depressions (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3CE5D5109F382758" box="[994,1079,338,364]" captionStart="FIGURES 16−23" captionStartId="4.[136,248,1845,1867]" captionTargetBox="[246,1342,224,1787]" captionTargetId="figure-27@4.[212,1376,190,1820]" captionTargetPageId="4" captionText="FIGURES 16−23. Lacustriella concinna sp. nov. from type material, SEM external (Figs 16–20) and internal views (Figs 21–23). Fig. 16. Valve view. Fig. 17. Central area with proximal raphe endings and areolae in striae. Fig. 18. Slit-like areolae bordering the longitudinal canal; pores on the canal surface. Figs 19–20. Distal raphe endings, cingulum of two bands. Fig. 21. Valve view. Fig. 22. Central nodule, proximal raphe endings terminate in merged helictoglossae; areolae in striae covered with a hymen. Fig. 23. Distal raphe ending with a helictoglossa. Scale bars = 10 μm (Figs 16, 21); 5 μm (Figs 17, 19–20, 22–23); 2 μm (Fig. 18)." figureDoi="http://doi.org/10.5281/zenodo.13216819" httpUri="https://zenodo.org/record/13216819/files/figure.png" pageId="3" pageNumber="264">Fig. 17</figureCitation>
|
||||
). Distal raphe endings curved to opposite sides. Internally, areolae in striae are covered with hymenes, and raphe endings terminate on helictoglossae, central helictoglossae merged (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3EE7D5D8996F2780" box="[480,608,410,436]" captionStart="FIGURES 16−23" captionStartId="4.[136,248,1845,1867]" captionTargetBox="[246,1342,224,1787]" captionTargetId="figure-27@4.[212,1376,190,1820]" captionTargetPageId="4" captionText="FIGURES 16−23. Lacustriella concinna sp. nov. from type material, SEM external (Figs 16–20) and internal views (Figs 21–23). Fig. 16. Valve view. Fig. 17. Central area with proximal raphe endings and areolae in striae. Fig. 18. Slit-like areolae bordering the longitudinal canal; pores on the canal surface. Figs 19–20. Distal raphe endings, cingulum of two bands. Fig. 21. Valve view. Fig. 22. Central nodule, proximal raphe endings terminate in merged helictoglossae; areolae in striae covered with a hymen. Fig. 23. Distal raphe ending with a helictoglossa. Scale bars = 10 μm (Figs 16, 21); 5 μm (Figs 17, 19–20, 22–23); 2 μm (Fig. 18)." figureDoi="http://doi.org/10.5281/zenodo.13216819" httpUri="https://zenodo.org/record/13216819/files/figure.png" pageId="3" pageNumber="264">Figs 22, 23</figureCitation>
|
||||
). The cingulum consists of two bands with a row of pores. At the same apex, the open band alternates with the closed one (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3D81D5FC980627EC" box="[646,777,446,472]" captionStart="FIGURES 16−23" captionStartId="4.[136,248,1845,1867]" captionTargetBox="[246,1342,224,1787]" captionTargetId="figure-27@4.[212,1376,190,1820]" captionTargetPageId="4" captionText="FIGURES 16−23. Lacustriella concinna sp. nov. from type material, SEM external (Figs 16–20) and internal views (Figs 21–23). Fig. 16. Valve view. Fig. 17. Central area with proximal raphe endings and areolae in striae. Fig. 18. Slit-like areolae bordering the longitudinal canal; pores on the canal surface. Figs 19–20. Distal raphe endings, cingulum of two bands. Fig. 21. Valve view. Fig. 22. Central nodule, proximal raphe endings terminate in merged helictoglossae; areolae in striae covered with a hymen. Fig. 23. Distal raphe ending with a helictoglossa. Scale bars = 10 μm (Figs 16, 21); 5 μm (Figs 17, 19–20, 22–23); 2 μm (Fig. 18)." figureDoi="http://doi.org/10.5281/zenodo.13216819" httpUri="https://zenodo.org/record/13216819/files/figure.png" pageId="3" pageNumber="264">Figs 19, 20</figureCitation>
|
||||
).
|
||||
</paragraph>
|
||||
</subSubSection>
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<subSubSection id="C36DA5D7FFDBFF8E3FBAD5A19A4524B8" pageId="3" pageNumber="264" type="materials_examined">
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<paragraph id="8BC8F65CFFDBFF8E3FBAD5A19A4524B8" blockId="3.[136,1452,158,689]" pageId="3" pageNumber="264">
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Type:
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<materialsCitation id="3B1FFC01FFDBFF8E3E01D5A0991E2470" collectingDate="2021-06-18" collectionCode="NSK" country="Russia" elevation="12" latitude="53.57611" location="Northern Baikal" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" pageId="3" pageNumber="264" specimenCode="NSK0201989" specimenCount="1" typeStatus="holotype">
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<collectingCountry id="F360B6CCFFDBFF8E3E01D5A09A6227C8" box="[262,365,482,508]" name="Russia" pageId="3" pageNumber="264">RUSSIA</collectingCountry>
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.
|
||||
<collectingMunicipality id="6BAC6C26FFDBFF8E3E7ED5A0990827C8" box="[377,519,482,508]" pageId="3" pageNumber="264">Lake Baikal</collectingMunicipality>
|
||||
:
|
||||
<location id="8EA8A087FFDBFF8E3D13D5A099C127C8" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484:8EA8A087FFDBFF8E3D13D5A099C127C8" box="[532,718,482,508]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Northern Baikal" pageId="3" pageNumber="264">Northern Baikal</location>
|
||||
,
|
||||
<location id="8EA8A087FFDBFF8E3DDCD5A0982027C8" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484:8EA8A087FFDBFF8E3DDCD5A0982027C8" box="[731,815,482,508]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Olkhon" pageId="3" pageNumber="264">Olkhon</location>
|
||||
isl.,
|
||||
<location id="8EA8A087FFDBFF8E3C6ED5A098F027C8" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484:8EA8A087FFDBFF8E3C6ED5A098F027C8" box="[873,1023,482,508]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Cape Khoboi" pageId="3" pageNumber="264">Cape Khoboi</location>
|
||||
(
|
||||
<geoCoordinate id="EE43909BFFDBFF8E3B08D5A09FA027C8" box="[1039,1199,482,509]" degrees="53.576111" direction="north" orientation="latitude" pageId="3" pageNumber="264" precision="1" value="53.57611">53.576111 ºN</geoCoordinate>
|
||||
,
|
||||
<geoCoordinate id="EE43909BFFDBFF8E3BBBD5A09E4427C8" box="[1212,1355,482,509]" degrees="107.8075" direction="east" orientation="longitude" pageId="3" pageNumber="264" precision="5" value="107.8075">107.8075 ºE</geoCoordinate>
|
||||
), littoral zone at
|
||||
<quantity id="4C8F5BB9FFDBFF8E3FE3D6449A2E2415" box="[228,289,518,545]" metricMagnitude="1" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="264" unit="m" value="12.0">
|
||||
<elevation id="005A116FFFDBFF8E3FE3D6449A2E2415" box="[228,289,518,545]" metricMagnitude="1" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="264" unit="m" value="12.0">12 m</elevation>
|
||||
</quantity>
|
||||
, sand sample collected by
|
||||
<location id="8EA8A087FFDBFF8E3D5ED64498172414" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484:8EA8A087FFDBFF8E3D5ED64498172414" box="[601,792,518,544]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Sherbakova T. A." pageId="3" pageNumber="264">Sherbakova T.A.</location>
|
||||
on
|
||||
<emphasis id="B9032A4EFFDBFF8E3C41D64598E62414" box="[838,1001,518,544]" italics="true" pageId="3" pageNumber="264">
|
||||
<date id="FFC9D09CFFDBFF8E3C41D64598E62414" box="[838,1001,518,544]" pageId="3" pageNumber="264" value="2021-06-18">
|
||||
<collectingDate id="EF8D2974FFDBFF8E3C41D64598E62414" box="[838,1001,518,544]" pageId="3" pageNumber="264" value="2021-06-18">June 18, 2021</collectingDate>
|
||||
</date>
|
||||
</emphasis>
|
||||
(
|
||||
<typeStatus id="54CC48FEFFDBFF8E3CFDD6449F6D2414" box="[1018,1122,518,544]" pageId="3" pageNumber="264" type="holotype">holotype</typeStatus>
|
||||
:
|
||||
<specimenCode id="DBD15E27FFDBFF8E3B68D6449E062414" box="[1135,1289,518,544]" pageId="3" pageNumber="264">NSK0201989</specimenCode>
|
||||
housed at the
|
||||
<location id="8EA8A087FFDBFF8E3F8FD66899022470" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484:8EA8A087FFDBFF8E3F8FD66899022470" box="[136,525,554,580]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Central Siberian Botanical Garden" pageId="3" pageNumber="264">Central Siberian Botanical Garden</location>
|
||||
,
|
||||
</materialsCitation>
|
||||
<materialsCitation id="3B1FFC01FFDBFF8E3D1FD6689A4524B8" collectorName="M. G. Popov Herbarium" country="Russia" location="Limnological Institute" municipality="Representative" pageId="3" pageNumber="264" specimenCount="1" stateProvince="Irkutsk" typeStatus="type">
|
||||
Novosibirsk,
|
||||
<collectingCountry id="F360B6CCFFDBFF8E3DA8D66899F22470" box="[687,765,554,580]" name="Russia" pageId="3" pageNumber="264">Russia</collectingCountry>
|
||||
,
|
||||
<collectorName id="2682938AFFDBFF8E3C00D6689F1F2470" box="[775,1040,554,581]" pageId="3" pageNumber="264">M.G. Popov Herbarium</collectorName>
|
||||
NSK.
|
||||
<collectingMunicipality id="6BAC6C26FFDBFF8E3B5AD6689E0C2470" box="[1117,1283,554,580]" pageId="3" pageNumber="264">Representative</collectingMunicipality>
|
||||
type
|
||||
<specimenCount id="9D713DD5FFDBFF8E3A45D6689EA32470" box="[1346,1452,554,580]" pageId="3" pageNumber="264" type="generic">specimen</specimenCount>
|
||||
is illustrated in
|
||||
<figureCitation id="134CEAD9FFDBFF8E3E3FD60C9A72245C" box="[312,381,590,616]" captionStart="FIGURES 1−15" captionStartId="2.[136,248,1969,1991]" captionTargetBox="[228,1359,216,1924]" captionTargetId="figure-27@2.[198,1389,190,1945]" captionTargetPageId="2" captionText="FIGURES 1−15. Lacustriella concinna sp. nov. LM micrographs showing morphological variations of valve views. Fig. 2. Holotype. Scale bar = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.13216817" httpUri="https://zenodo.org/record/13216817/files/figure.png" pageId="3" pageNumber="264">Fig. 2</figureCitation>
|
||||
.
|
||||
<typeStatus id="54CC48FEFFDBFF8E3E8FD60D9AE5245D" box="[392,490,591,617]" pageId="3" pageNumber="264" type="isotype">Isotypes</typeStatus>
|
||||
: slide 0145–ВК,
|
||||
<location id="8EA8A087FFDBFF8E3DABD60C98A9245C" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484:8EA8A087FFDBFF8E3DABD60C98A9245C" box="[684,934,590,616]" country="Russia" municipality="Representative" name="Limnological Institute" pageId="3" pageNumber="264" stateProvince="Irkutsk">Limnological Institute</location>
|
||||
SB RAS,
|
||||
<collectingRegion id="49B338BEFFDBFF8E3B1AD60C9F60245C" box="[1053,1135,590,616]" country="Russia" name="Irkutsk" pageId="3" pageNumber="264">Irkutsk</collectingRegion>
|
||||
, Russia, station 40, near the city of
|
||||
<location id="8EA8A087FFDBFF8E3FD0D6309A3124B8" LSID="urn:lsid:plazi:treatment:03DE474AFFD9FF8E3F8FD3569F1F2484:8EA8A087FFDBFF8E3FD0D6309A3124B8" box="[215,318,626,652]" country="Russia" municipality="Representative" name="Baikalsk" pageId="3" pageNumber="264" stateProvince="Irkutsk">Baikalsk</location>
|
||||
).
|
||||
</materialsCitation>
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C36DA5D7FFDBFF8E3FBAD6D49F1F2484" box="[189,1040,662,689]" pageId="3" pageNumber="264" type="etymology">
|
||||
<paragraph id="8BC8F65CFFDBFF8E3FBAD6D49F1F2484" blockId="3.[136,1452,158,689]" box="[189,1040,662,689]" pageId="3" pageNumber="264">
|
||||
Etymology: the specific epithet
|
||||
<taxonomicName id="4C778DDFFFDBFF8E3D24D6D599852484" box="[547,650,663,688]" class="Bacillariophyceae" genus="Lacustriella" higherTaxonomySource="GBIF" kingdom="Chromista" pageId="3" pageNumber="264" phylum="Ochrophyta" rank="species" species="concinna">
|
||||
<emphasis id="B9032A4EFFDBFF8E3D24D6D599852484" box="[547,650,663,688]" italics="true" pageId="3" pageNumber="264">concinna</emphasis>
|
||||
</taxonomicName>
|
||||
means harmonious, proportionate.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
97
data/03/DE/47/03DE474AFFDBFF8E3F8FD1C89F8321F4.xml
Normal file
97
data/03/DE/47/03DE474AFFDBFF8E3F8FD1C89F8321F4.xml
Normal file
|
|
@ -0,0 +1,97 @@
|
|||
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<mods:mods id="5D431E2F3017245B96D56F76F8029311" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="27781B8EB7F510476E6E9B65B6C9A253">
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<mods:title id="1E1F73BEC6C75B4EBBFDDB42E973C7EC">Two new species of the genus Lacustriella (Bacillariophyta) from Lake Baikal</mods:title>
|
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</mods:titleInfo>
|
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<mods:namePart id="063CB0429B91D3BB6426D9C4810AB2F2">Rodionova, Yelena V.</mods:namePart>
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</mods:role>
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<mods:namePart id="365813D7A4B3C738C0744E88643CF38A">Pomazkina, Galina V.</mods:namePart>
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</mods:name>
|
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</mods:role>
|
||||
<mods:namePart id="87FEA8C8E0F03166299F06122F104356">Sherbakova, Tatyana A.</mods:namePart>
|
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<mods:nameIdentifier id="DD8372DB3B48D25B157CEE63F98EABF9" type="email">tsherb@lin.irk.ru</mods:nameIdentifier>
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<mods:identifier id="E814D0AC6511DCADD2DF44F643EFE901" type="DOI">10.11646/phytotaxa.652.4.2</mods:identifier>
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<mods:identifier id="7B94AC7B876FEA1241962815AB472E20" type="ISSN">1179-3163</mods:identifier>
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<treatment id="03DE474AFFDBFF8E3F8FD1C89F8321F4" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD1C89F8321F4" httpUri="http://treatment.plazi.org/id/03DE474AFFDBFF8E3F8FD1C89F8321F4" lastPageNumber="264" pageId="3" pageNumber="264">
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<subSubSection id="C36DA5D7FFDBFF8E3F8FD1C89A162048" pageId="3" pageNumber="264" type="nomenclature">
|
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<paragraph id="8BC8F65CFFDBFF8E3F8FD1C898C32390" blockId="3.[136,972,1418,1445]" box="[136,972,1418,1445]" pageId="3" pageNumber="264">
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<heading id="D0804130FFDBFF8E3F8FD1C898C32390" box="[136,972,1418,1445]" fontSize="11" level="2" pageId="3" pageNumber="264" reason="3">
|
||||
<taxonomicName id="4C778DDFFFDBFF8E3F8FD1C898C32390" authority="Metzeltin, Lange-Bertalot & Kulikovskiy 2012" authorityName="Metzeltin, Lange-Bertalot & Kulikovskiy" authorityYear="2012" box="[136,972,1418,1445]" class="Bacillariophyceae" genus="Lacustriella" higherTaxonomySource="GBIF" kingdom="Chromista" pageId="3" pageNumber="264" phylum="Ochrophyta" rank="species" species="acutocuneata">
|
||||
<emphasis id="B9032A4EFFDBFF8E3F8FD1C89AB92391" bold="true" box="[136,438,1418,1445]" italics="true" pageId="3" pageNumber="264">Lacustriella acutocuneata</emphasis>
|
||||
Metzeltin, Lange-Bertalot &
|
||||
<bibRefCitation id="EFE68BADFFDBFF8E3C04D1C898C32390" author="Kulikovskiy, M. S. & Lange-Bertalot, H. & Metzeltin, D. & Witksowski, A." box="[771,972,1418,1444]" pageId="3" pageNumber="264" pagination="1 - 607" refId="ref5060" refString="Kulikovskiy, M. S., Lange-Bertalot, H., Metzeltin, D. & Witksowski, A. (2012) Lake Baikal: hotspot of endemic Diatoms, 1. Iconographia Diatomologica 23: 1 - 607." type="journal article" year="2012">Kulikovskiy 2012</bibRefCitation>
|
||||
</taxonomicName>
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="8BC8F65CFFDBFF8E3F8FD1909A162048" blockId="3.[136,1452,1490,1985]" pageId="3" pageNumber="264">
|
||||
Light microscopy (LM): (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3EB4D190993623D9" box="[435,569,1490,1517]" captionStart="FIGURES 47–56" captionStartId="7.[136,248,1663,1685]" captionTargetBox="[164,1394,190,1608]" captionTargetId="figure-18@7.[164,1423,190,1639]" captionTargetPageId="7" captionText="FIGURES 47–56. Lacustriella acutocuneata. LM. Figs 47−56. Valve views." figureDoi="http://doi.org/10.5281/zenodo.13216825" httpUri="https://zenodo.org/record/13216825/files/figure.png" pageId="3" pageNumber="264">Figs 47–56</figureCitation>
|
||||
). Valves linear-elliptic-lanceolate with slightly concave margins and rostrate apices. Valve length 48.5–67.0 μm, width 18–19 μm. External axial area narrow at apices, gradually expanding into the weakly defined central area. Raphe filiform, central endings straight, terminal ends bent to opposite sides. Striae uniseriate, slightly radial proximally, become radial towards apices,
|
||||
<quantity id="4C8F5BB9FFDBFF8E3C9FD27C98F3206C" box="[920,1020,1598,1624]" metricMagnitude="-1" metricUnit="m" metricValue="2.921" metricValueMax="3.048" metricValueMin="2.794" pageId="3" pageNumber="264" unit="in" value="11.5" valueMax="12.0" valueMin="11.0">11–12 in</quantity>
|
||||
10 μm. One longitudinal canal along each margin.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C36DA5D7FFDBFF8E3FBAD2C49F8321F4" pageId="3" pageNumber="264" type="description">
|
||||
<paragraph id="8BC8F65CFFDBFF8E3FBAD2C49F1E214C" blockId="3.[136,1452,1490,1985]" pageId="3" pageNumber="264">
|
||||
Scanning electron microscopy (SEM): (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3D77D2C499FE2095" box="[624,753,1670,1697]" captionStart="FIGURES 57−64" captionStartId="8.[136,248,1913,1935]" captionTargetBox="[203,1402,420,1858]" captionTargetId="figure-143@8.[172,1416,389,1889]" captionTargetPageId="8" captionText="FIGURES 57−64. Lacustriella acutocuneata. SEM external (Figs 57–59, 61–62) and internal views (Figs 60, 63–64). Fig. 57. Valve view. Fig. 58. Smooth surface of the longitudinal canal, morphology of areolae bordering the canal. Fig. 59. Central area with proximal raphe endings; areolae in striae; a row of enlarged areolae along the axial area. Figs 61–62. Distal raphe endings. Fig. 60. Valve view. Fig. 63. Central nodule, proximal raphe endings terminating in merged helictoglossae. Fig. 64. Distal raphe end with a helictoglossa. Scale bars = 10 μm (Figs 57, 60); 5 μm (Figs 59, 61−64); 2 μm (Fig. 58)." figureDoi="http://doi.org/10.5281/zenodo.13216827" httpUri="https://zenodo.org/record/13216827/files/figure.png" pageId="3" pageNumber="264">Figs 57–64</figureCitation>
|
||||
). Externally, areolae in striae small, round, open, in depressions,
|
||||
<quantity id="4C8F5BB9FFDBFF8E3F8FD2E89BE020F0" box="[136,239,1706,1733]" metricMagnitude="-1" metricUnit="m" metricValue="3.429" metricValueMax="3.81" metricValueMin="3.048" pageId="3" pageNumber="264" unit="in" value="13.5" valueMax="15.0" valueMin="12.0">12–15 in</quantity>
|
||||
10 μm, slightly irregular in the central part of the valve. Proximal areolae near axial and central areas enlarged, rounded (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3E66D28C9AB920DD" box="[353,438,1742,1769]" captionStart="FIGURES 57−64" captionStartId="8.[136,248,1913,1935]" captionTargetBox="[203,1402,420,1858]" captionTargetId="figure-143@8.[172,1416,389,1889]" captionTargetPageId="8" captionText="FIGURES 57−64. Lacustriella acutocuneata. SEM external (Figs 57–59, 61–62) and internal views (Figs 60, 63–64). Fig. 57. Valve view. Fig. 58. Smooth surface of the longitudinal canal, morphology of areolae bordering the canal. Fig. 59. Central area with proximal raphe endings; areolae in striae; a row of enlarged areolae along the axial area. Figs 61–62. Distal raphe endings. Fig. 60. Valve view. Fig. 63. Central nodule, proximal raphe endings terminating in merged helictoglossae. Fig. 64. Distal raphe end with a helictoglossa. Scale bars = 10 μm (Figs 57, 60); 5 μm (Figs 59, 61−64); 2 μm (Fig. 58)." figureDoi="http://doi.org/10.5281/zenodo.13216827" httpUri="https://zenodo.org/record/13216827/files/figure.png" pageId="3" pageNumber="264">Fig. 58</figureCitation>
|
||||
). Distal areolae along the longitudinal canals appear binary due to narrowed vimines (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3A7DD28C9BDF2139" captionStart="FIGURES 57−64" captionStartId="8.[136,248,1913,1935]" captionTargetBox="[203,1402,420,1858]" captionTargetId="figure-143@8.[172,1416,389,1889]" captionTargetPageId="8" captionText="FIGURES 57−64. Lacustriella acutocuneata. SEM external (Figs 57–59, 61–62) and internal views (Figs 60, 63–64). Fig. 57. Valve view. Fig. 58. Smooth surface of the longitudinal canal, morphology of areolae bordering the canal. Fig. 59. Central area with proximal raphe endings; areolae in striae; a row of enlarged areolae along the axial area. Figs 61–62. Distal raphe endings. Fig. 60. Valve view. Fig. 63. Central nodule, proximal raphe endings terminating in merged helictoglossae. Fig. 64. Distal raphe end with a helictoglossa. Scale bars = 10 μm (Figs 57, 60); 5 μm (Figs 59, 61−64); 2 μm (Fig. 58)." figureDoi="http://doi.org/10.5281/zenodo.13216827" httpUri="https://zenodo.org/record/13216827/files/figure.png" pageId="3" pageNumber="264">Figs 58, 59</figureCitation>
|
||||
), with the outer ones somewhat larger and elongate. The surface of longitudinal canals is smooth, unornamented (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3F97D3549BEB2105" box="[144,228,1814,1841]" captionStart="FIGURES 57−64" captionStartId="8.[136,248,1913,1935]" captionTargetBox="[203,1402,420,1858]" captionTargetId="figure-143@8.[172,1416,389,1889]" captionTargetPageId="8" captionText="FIGURES 57−64. Lacustriella acutocuneata. SEM external (Figs 57–59, 61–62) and internal views (Figs 60, 63–64). Fig. 57. Valve view. Fig. 58. Smooth surface of the longitudinal canal, morphology of areolae bordering the canal. Fig. 59. Central area with proximal raphe endings; areolae in striae; a row of enlarged areolae along the axial area. Figs 61–62. Distal raphe endings. Fig. 60. Valve view. Fig. 63. Central nodule, proximal raphe endings terminating in merged helictoglossae. Fig. 64. Distal raphe end with a helictoglossa. Scale bars = 10 μm (Figs 57, 60); 5 μm (Figs 59, 61−64); 2 μm (Fig. 58)." figureDoi="http://doi.org/10.5281/zenodo.13216827" httpUri="https://zenodo.org/record/13216827/files/figure.png" pageId="3" pageNumber="264">Fig. 58</figureCitation>
|
||||
). Proximal raphe endings lay in slightly elongated drop-shaped depressions (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3B30D3549F842105" box="[1079,1163,1814,1841]" captionStart="FIGURES 57−64" captionStartId="8.[136,248,1913,1935]" captionTargetBox="[203,1402,420,1858]" captionTargetId="figure-143@8.[172,1416,389,1889]" captionTargetPageId="8" captionText="FIGURES 57−64. Lacustriella acutocuneata. SEM external (Figs 57–59, 61–62) and internal views (Figs 60, 63–64). Fig. 57. Valve view. Fig. 58. Smooth surface of the longitudinal canal, morphology of areolae bordering the canal. Fig. 59. Central area with proximal raphe endings; areolae in striae; a row of enlarged areolae along the axial area. Figs 61–62. Distal raphe endings. Fig. 60. Valve view. Fig. 63. Central nodule, proximal raphe endings terminating in merged helictoglossae. Fig. 64. Distal raphe end with a helictoglossa. Scale bars = 10 μm (Figs 57, 60); 5 μm (Figs 59, 61−64); 2 μm (Fig. 58)." figureDoi="http://doi.org/10.5281/zenodo.13216827" httpUri="https://zenodo.org/record/13216827/files/figure.png" pageId="3" pageNumber="264">Fig. 59</figureCitation>
|
||||
). Distal endings smoothly curved to opposite sides and onto the mantle (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3D8AD378981E2160" box="[653,785,1850,1876]" captionStart="FIGURES 57−64" captionStartId="8.[136,248,1913,1935]" captionTargetBox="[203,1402,420,1858]" captionTargetId="figure-143@8.[172,1416,389,1889]" captionTargetPageId="8" captionText="FIGURES 57−64. Lacustriella acutocuneata. SEM external (Figs 57–59, 61–62) and internal views (Figs 60, 63–64). Fig. 57. Valve view. Fig. 58. Smooth surface of the longitudinal canal, morphology of areolae bordering the canal. Fig. 59. Central area with proximal raphe endings; areolae in striae; a row of enlarged areolae along the axial area. Figs 61–62. Distal raphe endings. Fig. 60. Valve view. Fig. 63. Central nodule, proximal raphe endings terminating in merged helictoglossae. Fig. 64. Distal raphe end with a helictoglossa. Scale bars = 10 μm (Figs 57, 60); 5 μm (Figs 59, 61−64); 2 μm (Fig. 58)." figureDoi="http://doi.org/10.5281/zenodo.13216827" httpUri="https://zenodo.org/record/13216827/files/figure.png" pageId="3" pageNumber="264">Figs 61, 62</figureCitation>
|
||||
). Internally, areolae in striae covered with hymenes. Raphe endings terminate on helictoglossae, central helictoglossae merged (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3C85D31C9F0B214C" box="[898,1028,1886,1912]" captionStart="FIGURES 57−64" captionStartId="8.[136,248,1913,1935]" captionTargetBox="[203,1402,420,1858]" captionTargetId="figure-143@8.[172,1416,389,1889]" captionTargetPageId="8" captionText="FIGURES 57−64. Lacustriella acutocuneata. SEM external (Figs 57–59, 61–62) and internal views (Figs 60, 63–64). Fig. 57. Valve view. Fig. 58. Smooth surface of the longitudinal canal, morphology of areolae bordering the canal. Fig. 59. Central area with proximal raphe endings; areolae in striae; a row of enlarged areolae along the axial area. Figs 61–62. Distal raphe endings. Fig. 60. Valve view. Fig. 63. Central nodule, proximal raphe endings terminating in merged helictoglossae. Fig. 64. Distal raphe end with a helictoglossa. Scale bars = 10 μm (Figs 57, 60); 5 μm (Figs 59, 61−64); 2 μm (Fig. 58)." figureDoi="http://doi.org/10.5281/zenodo.13216827" httpUri="https://zenodo.org/record/13216827/files/figure.png" pageId="3" pageNumber="264">Figs 63, 64</figureCitation>
|
||||
).
|
||||
</paragraph>
|
||||
<paragraph id="8BC8F65CFFDBFF8E3FBAD3C09F8321F4" blockId="3.[136,1452,1490,1985]" pageId="3" pageNumber="264">The species was commonly observed in many sites of all three basins of Lake Baikal, including Anga Bay, the vicinity of Cape Khoboi on Olkhon island, near Сape Tonkiy and the area of Cape Kabaniy.</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
165
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<mods:title id="E4B5224F7F01609C75D80F902C117170">Two new species of the genus Lacustriella (Bacillariophyta) from Lake Baikal</mods:title>
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<mods:namePart id="56C462CB9AAB638D45D06A94A247B61B">Sherbakova, Tatyana A.</mods:namePart>
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<heading id="D0804130FFDBFF8E3F8FD69C988224CD" box="[136,909,734,761]" fontSize="11" level="2" pageId="3" pageNumber="264" reason="3">
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<taxonomicName id="4C778DDFFFDBFF8E3F8FD69C983F24CC" authority="Sherbakova, Pomazkina & Rodionova" authorityName="Sherbakova, Pomazkina & Rodionova" box="[136,816,734,761]" class="Bacillariophyceae" genus="Lacustriella" higherTaxonomySource="GBIF" kingdom="Chromista" pageId="3" pageNumber="264" phylum="Ochrophyta" rank="species" species="provecta" status="sp. nov.">
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<emphasis id="B9032A4EFFDBFF8E3F8FD69C9A7324CD" bold="true" box="[136,380,734,761]" italics="true" pageId="3" pageNumber="264">Lacustriella provecta</emphasis>
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Sherbakova, Pomazkina
|
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<emphasis id="B9032A4EFFDBFF8E3D9FD69D99A124CD" box="[664,686,735,761]" italics="true" pageId="3" pageNumber="264">&</emphasis>
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Rodionova
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<emphasis id="B9032A4EFFDBFF8E3C30D69D988924CC" box="[823,902,735,760]" italics="true" pageId="3" pageNumber="264">sp. nov</emphasis>
|
||||
.
|
||||
</taxonomicNameLabel>
|
||||
</heading>
|
||||
</paragraph>
|
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</subSubSection>
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<subSubSection id="C36DA5D7FFDBFF8E3F8FD7649BBA229C" pageId="3" pageNumber="264" type="description">
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<paragraph id="8BC8F65CFFDBFF8E3F8FD7649F9C2598" blockId="3.[136,1452,806,1373]" pageId="3" pageNumber="264">
|
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Light microscopy (LM): (
|
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<figureCitation id="134CEAD9FFDBFF8E3EAED76499222574" box="[425,557,806,832]" captionStart="FIGURES 24−38" captionStartId="5.[136,248,1979,2001]" captionTargetBox="[215,1338,190,1922]" captionTargetId="figure-18@5.[215,1371,190,1955]" captionTargetPageId="5" captionText="FIGURES 24−38. Lacustriella provecta sp. nov. LM micrographs showing morphological variations of valve views. Fig. 25. Holotype. Scale bar = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.13216821" httpUri="https://zenodo.org/record/13216821/files/figure.png" pageId="3" pageNumber="264">Figs 24–38</figureCitation>
|
||||
). Valves linear lanceolate with slightly protracted apiculate apices. Valve length 32–49 μm, width 13–15 μm. External axial area narrow at apices, then gradually expanding towards a weakly defined central area. Raphe filiform, central endings straight, terminal ends bent oppositely. Striae uniseriate, slightly radial becoming radial towards apices,
|
||||
<quantity id="4C8F5BB9FFDBFF8E3EFFD7D099542598" box="[504,603,914,940]" metricMagnitude="-1" metricUnit="m" metricValue="3.302" metricValueMax="3.556" metricValueMin="3.048" pageId="3" pageNumber="264" unit="in" value="13.0" valueMax="14.0" valueMin="12.0">12–14 in</quantity>
|
||||
10 μm. One longitudinal canal along each margin.
|
||||
</paragraph>
|
||||
<paragraph id="8BC8F65CFFDBFF8E3FBAD7F49BBA229C" blockId="3.[136,1452,806,1373]" pageId="3" pageNumber="264">
|
||||
Scanning electron microscopy (SEM): (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3D8DD7F4981E25E4" box="[650,785,950,976]" captionStart="FIGURES 39−46" captionStartId="6.[136,248,1873,1895]" captionTargetBox="[227,1331,210,1817]" captionTargetId="figure-27@6.[223,1363,190,1849]" captionTargetPageId="6" captionText="FIGURES 39−46. Lacustriella provecta sp. nov. from type material, SEM external (Figs 39, 41–44) and internal views (Figs 40, 45–46). Figs 39, 40. Valve views. Fig. 41. Central area with proximal raphe endings, irregular areolae in striae. Figs 42–43. Distal raphe endings. Fig. 44. Smooth surface of the longitudinal canal; enlarged slit-like areolae near the canal. Fig 45. Central nodule, proximal raphe endings terminate in merged helictoglossae; hymenated areolae in striae. Fig. 46. Distal raphe ending terminating in helictoglossa. Scale bars = 10 μm (Fig. 39–40); 5 μm (Figs 41–43, 45–46); 2 μm (Fig. 44)." figureDoi="http://doi.org/10.5281/zenodo.13216823" httpUri="https://zenodo.org/record/13216823/files/figure.png" pageId="3" pageNumber="264">Figs 39–46</figureCitation>
|
||||
). Externally, areolae in striae irregular along entire valve surface (from 1 to 4 or several more areolae in a stria), round open, and lay in depressions,
|
||||
<quantity id="4C8F5BB9FFDBFF8E3B8AD7989FFF25C0" box="[1165,1264,986,1012]" metricMagnitude="-1" metricUnit="m" metricValue="4.191" metricValueMax="5.08" metricValueMin="3.302" pageId="3" pageNumber="264" unit="in" value="16.5" valueMax="20.0" valueMin="13.0">13–20 in</quantity>
|
||||
10 μm (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3A48D7989BA8222C" captionStart="FIGURES 39−46" captionStartId="6.[136,248,1873,1895]" captionTargetBox="[227,1331,210,1817]" captionTargetId="figure-27@6.[223,1363,190,1849]" captionTargetPageId="6" captionText="FIGURES 39−46. Lacustriella provecta sp. nov. from type material, SEM external (Figs 39, 41–44) and internal views (Figs 40, 45–46). Figs 39, 40. Valve views. Fig. 41. Central area with proximal raphe endings, irregular areolae in striae. Figs 42–43. Distal raphe endings. Fig. 44. Smooth surface of the longitudinal canal; enlarged slit-like areolae near the canal. Fig 45. Central nodule, proximal raphe endings terminate in merged helictoglossae; hymenated areolae in striae. Fig. 46. Distal raphe ending terminating in helictoglossa. Scale bars = 10 μm (Fig. 39–40); 5 μm (Figs 41–43, 45–46); 2 μm (Fig. 44)." figureDoi="http://doi.org/10.5281/zenodo.13216823" httpUri="https://zenodo.org/record/13216823/files/figure.png" pageId="3" pageNumber="264">Figs 39, 41</figureCitation>
|
||||
). Areolae in striae along the border of longitudinal canal slit-like, significantly elongated transapically (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3A18D7BC9E90222C" box="[1311,1439,1022,1048]" captionStart="FIGURES 39−46" captionStartId="6.[136,248,1873,1895]" captionTargetBox="[227,1331,210,1817]" captionTargetId="figure-27@6.[223,1363,190,1849]" captionTargetPageId="6" captionText="FIGURES 39−46. Lacustriella provecta sp. nov. from type material, SEM external (Figs 39, 41–44) and internal views (Figs 40, 45–46). Figs 39, 40. Valve views. Fig. 41. Central area with proximal raphe endings, irregular areolae in striae. Figs 42–43. Distal raphe endings. Fig. 44. Smooth surface of the longitudinal canal; enlarged slit-like areolae near the canal. Fig 45. Central nodule, proximal raphe endings terminate in merged helictoglossae; hymenated areolae in striae. Fig. 46. Distal raphe ending terminating in helictoglossa. Scale bars = 10 μm (Fig. 39–40); 5 μm (Figs 41–43, 45–46); 2 μm (Fig. 44)." figureDoi="http://doi.org/10.5281/zenodo.13216823" httpUri="https://zenodo.org/record/13216823/files/figure.png" pageId="3" pageNumber="264">Figs 41, 44</figureCitation>
|
||||
). The surface of longitudinal canals smooth, unornamented (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3C27D060987A2208" box="[800,885,1058,1084]" captionStart="FIGURES 39−46" captionStartId="6.[136,248,1873,1895]" captionTargetBox="[227,1331,210,1817]" captionTargetId="figure-27@6.[223,1363,190,1849]" captionTargetPageId="6" captionText="FIGURES 39−46. Lacustriella provecta sp. nov. from type material, SEM external (Figs 39, 41–44) and internal views (Figs 40, 45–46). Figs 39, 40. Valve views. Fig. 41. Central area with proximal raphe endings, irregular areolae in striae. Figs 42–43. Distal raphe endings. Fig. 44. Smooth surface of the longitudinal canal; enlarged slit-like areolae near the canal. Fig 45. Central nodule, proximal raphe endings terminate in merged helictoglossae; hymenated areolae in striae. Fig. 46. Distal raphe ending terminating in helictoglossa. Scale bars = 10 μm (Fig. 39–40); 5 μm (Figs 41–43, 45–46); 2 μm (Fig. 44)." figureDoi="http://doi.org/10.5281/zenodo.13216823" httpUri="https://zenodo.org/record/13216823/files/figure.png" pageId="3" pageNumber="264">Fig. 44</figureCitation>
|
||||
). Proximal raphe endings lay in slightly elongated drop-shaped depressions (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3EA8D004990B2254" box="[431,516,1094,1120]" captionStart="FIGURES 39−46" captionStartId="6.[136,248,1873,1895]" captionTargetBox="[227,1331,210,1817]" captionTargetId="figure-27@6.[223,1363,190,1849]" captionTargetPageId="6" captionText="FIGURES 39−46. Lacustriella provecta sp. nov. from type material, SEM external (Figs 39, 41–44) and internal views (Figs 40, 45–46). Figs 39, 40. Valve views. Fig. 41. Central area with proximal raphe endings, irregular areolae in striae. Figs 42–43. Distal raphe endings. Fig. 44. Smooth surface of the longitudinal canal; enlarged slit-like areolae near the canal. Fig 45. Central nodule, proximal raphe endings terminate in merged helictoglossae; hymenated areolae in striae. Fig. 46. Distal raphe ending terminating in helictoglossa. Scale bars = 10 μm (Fig. 39–40); 5 μm (Figs 41–43, 45–46); 2 μm (Fig. 44)." figureDoi="http://doi.org/10.5281/zenodo.13216823" httpUri="https://zenodo.org/record/13216823/files/figure.png" pageId="3" pageNumber="264">Fig. 41</figureCitation>
|
||||
). Distal endings curved towards opposite sides (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3B2CD0049FA22254" box="[1067,1197,1094,1120]" captionStart="FIGURES 39−46" captionStartId="6.[136,248,1873,1895]" captionTargetBox="[227,1331,210,1817]" captionTargetId="figure-27@6.[223,1363,190,1849]" captionTargetPageId="6" captionText="FIGURES 39−46. Lacustriella provecta sp. nov. from type material, SEM external (Figs 39, 41–44) and internal views (Figs 40, 45–46). Figs 39, 40. Valve views. Fig. 41. Central area with proximal raphe endings, irregular areolae in striae. Figs 42–43. Distal raphe endings. Fig. 44. Smooth surface of the longitudinal canal; enlarged slit-like areolae near the canal. Fig 45. Central nodule, proximal raphe endings terminate in merged helictoglossae; hymenated areolae in striae. Fig. 46. Distal raphe ending terminating in helictoglossa. Scale bars = 10 μm (Fig. 39–40); 5 μm (Figs 41–43, 45–46); 2 μm (Fig. 44)." figureDoi="http://doi.org/10.5281/zenodo.13216823" httpUri="https://zenodo.org/record/13216823/files/figure.png" pageId="3" pageNumber="264">Fig. 42, 43</figureCitation>
|
||||
). Internally, areolae in striae covered with hymenes. Raphe endings terminate on helictoglossae, central helictoglossae merged (
|
||||
<figureCitation id="134CEAD9FFDBFF8E3A23D0289BA7229C" captionStart="FIGURES 39−46" captionStartId="6.[136,248,1873,1895]" captionTargetBox="[227,1331,210,1817]" captionTargetId="figure-27@6.[223,1363,190,1849]" captionTargetPageId="6" captionText="FIGURES 39−46. Lacustriella provecta sp. nov. from type material, SEM external (Figs 39, 41–44) and internal views (Figs 40, 45–46). Figs 39, 40. Valve views. Fig. 41. Central area with proximal raphe endings, irregular areolae in striae. Figs 42–43. Distal raphe endings. Fig. 44. Smooth surface of the longitudinal canal; enlarged slit-like areolae near the canal. Fig 45. Central nodule, proximal raphe endings terminate in merged helictoglossae; hymenated areolae in striae. Fig. 46. Distal raphe ending terminating in helictoglossa. Scale bars = 10 μm (Fig. 39–40); 5 μm (Figs 41–43, 45–46); 2 μm (Fig. 44)." figureDoi="http://doi.org/10.5281/zenodo.13216823" httpUri="https://zenodo.org/record/13216823/files/figure.png" pageId="3" pageNumber="264">Figs 40, 45, 46</figureCitation>
|
||||
).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C36DA5D7FFDBFF8E3FBAD0F19E44230C" pageId="3" pageNumber="264" type="materials_examined">
|
||||
<paragraph id="8BC8F65CFFDBFF8E3FBAD0F19E44230C" blockId="3.[136,1452,806,1373]" pageId="3" pageNumber="264">
|
||||
Type:
|
||||
<materialsCitation id="3B1FFC01FFDBFF8E3E01D0F09A5A2320" collectingDate="2021-06-18" collectionCode="NSK" country="Russia" elevation="12" latitude="53.57611" location="Northern Baikal" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" pageId="3" pageNumber="264" specimenCode="NSK0201992" specimenCount="1" typeStatus="holotype">
|
||||
<collectingCountry id="F360B6CCFFDBFF8E3E01D0F09A6222F8" box="[262,365,1202,1228]" name="Russia" pageId="3" pageNumber="264">RUSSIA</collectingCountry>
|
||||
.
|
||||
<collectingMunicipality id="6BAC6C26FFDBFF8E3E7ED0F0990822F8" box="[377,519,1202,1228]" pageId="3" pageNumber="264">Lake Baikal</collectingMunicipality>
|
||||
:
|
||||
<location id="8EA8A087FFDBFF8E3D13D0F099C122F8" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD69C9FF92368:8EA8A087FFDBFF8E3D13D0F099C122F8" box="[532,718,1202,1228]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Northern Baikal" pageId="3" pageNumber="264">Northern Baikal</location>
|
||||
,
|
||||
<location id="8EA8A087FFDBFF8E3DDCD0F0982022F8" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD69C9FF92368:8EA8A087FFDBFF8E3DDCD0F0982022F8" box="[731,815,1202,1228]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Olkhon" pageId="3" pageNumber="264">Olkhon</location>
|
||||
isl.,
|
||||
<location id="8EA8A087FFDBFF8E3C6DD0F09F0C22F8" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD69C9FF92368:8EA8A087FFDBFF8E3C6DD0F09F0C22F8" box="[874,1027,1202,1228]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Cape Khoboi" pageId="3" pageNumber="264">Cape Khoboi</location>
|
||||
, (53.576111 ºN, 107.8075 ºE),
|
||||
<quantity id="4C8F5BB9FFDBFF8E3A6DD0F09EA822F9" box="[1386,1447,1202,1229]" metricMagnitude="1" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="264" unit="m" value="12.0">
|
||||
<elevation id="005A116FFFDBFF8E3A6DD0F09EA822F9" box="[1386,1447,1202,1229]" metricMagnitude="1" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="264" unit="m" value="12.0">12 m</elevation>
|
||||
</quantity>
|
||||
, sand sample, collected by
|
||||
<location id="8EA8A087FFDBFF8E3EB5D094996022C4" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD69C9FF92368:8EA8A087FFDBFF8E3EB5D094996022C4" box="[434,623,1238,1264]" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Sherbakova T. A." pageId="3" pageNumber="264">Sherbakova T.A.</location>
|
||||
on
|
||||
<emphasis id="B9032A4EFFDBFF8E3D9DD095983D22C4" box="[666,818,1238,1264]" italics="true" pageId="3" pageNumber="264">
|
||||
<date id="FFC9D09CFFDBFF8E3D9DD095983D22C4" box="[666,818,1238,1264]" pageId="3" pageNumber="264" value="2021-06-18">
|
||||
<collectingDate id="EF8D2974FFDBFF8E3D9DD095983D22C4" box="[666,818,1238,1264]" pageId="3" pageNumber="264" value="2021-06-18">June 18 2021</collectingDate>
|
||||
</date>
|
||||
</emphasis>
|
||||
(
|
||||
<typeStatus id="54CC48FEFFDBFF8E3C45D09498A522C4" box="[834,938,1238,1264]" pageId="3" pageNumber="264" type="holotype">holotype</typeStatus>
|
||||
:
|
||||
<specimenCode id="DBD15E27FFDBFF8E3CB2D0949F5F22C4" box="[949,1104,1238,1264]" pageId="3" pageNumber="264">NSK0201992</specimenCode>
|
||||
housed at the
|
||||
<location id="8EA8A087FFDBFF8E3BF3D0949A5F2320" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD69C9FF92368:8EA8A087FFDBFF8E3BF3D0949A5F2320" country="Russia" latitude="53.57611" longLatPrecision="3" longitude="107.8075" municipality="Lake Baikal" name="Central Siberian Botanical Garden" pageId="3" pageNumber="264">Central Siberian Botanical Garden</location>
|
||||
,
|
||||
</materialsCitation>
|
||||
<materialsCitation id="3B1FFC01FFDBFF8E3E5AD0B89E44230C" collectorName="M. G. Popov Herbarium" country="Russia" location="Limnological Institute" municipality="Representative" pageId="3" pageNumber="264" specimenCount="1" stateProvince="Novosibirsk" typeStatus="isotype">
|
||||
<collectingRegion id="49B338BEFFDBFF8E3E5AD0B89AE62320" box="[349,489,1274,1300]" country="Russia" name="Novosibirsk" pageId="3" pageNumber="264">Novosibirsk</collectingRegion>
|
||||
,
|
||||
<collectingCountry id="F360B6CCFFDBFF8E3EF2D0B8994C2320" box="[501,579,1274,1300]" name="Russia" pageId="3" pageNumber="264">Russia</collectingCountry>
|
||||
,
|
||||
<collectorName id="2682938AFFDBFF8E3D48D0B898542320" box="[591,859,1274,1301]" pageId="3" pageNumber="264">M.G. Popov Herbarium</collectorName>
|
||||
NSK.
|
||||
<collectingMunicipality id="6BAC6C26FFDBFF8E3CADD0B89F5F2320" box="[938,1104,1274,1300]" pageId="3" pageNumber="264">Representative</collectingMunicipality>
|
||||
type
|
||||
<specimenCount id="9D713DD5FFDBFF8E3B96D0B89FF42320" box="[1169,1275,1274,1300]" pageId="3" pageNumber="264" type="generic">specimen</specimenCount>
|
||||
is illustrated in
|
||||
<figureCitation id="134CEAD9FFDBFF8E3F8FD15C9BD5230D" box="[136,218,1310,1337]" captionStart="FIGURES 24−38" captionStartId="5.[136,248,1979,2001]" captionTargetBox="[215,1338,190,1922]" captionTargetId="figure-18@5.[215,1371,190,1955]" captionTargetPageId="5" captionText="FIGURES 24−38. Lacustriella provecta sp. nov. LM micrographs showing morphological variations of valve views. Fig. 25. Holotype. Scale bar = 10 μm." figureDoi="http://doi.org/10.5281/zenodo.13216821" httpUri="https://zenodo.org/record/13216821/files/figure.png" pageId="3" pageNumber="264">Fig. 25</figureCitation>
|
||||
.
|
||||
<typeStatus id="54CC48FEFFDBFF8E3FE2D15D9A48230D" box="[229,327,1311,1337]" pageId="3" pageNumber="264" type="isotype">Isotypes</typeStatus>
|
||||
: slide 0014-ВК,
|
||||
<location id="8EA8A087FFDBFF8E3D05D15C99F3230C" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD69C9FF92368:8EA8A087FFDBFF8E3D05D15C99F3230C" box="[514,764,1310,1336]" country="Russia" municipality="Representative" name="Limnological Institute" pageId="3" pageNumber="264" stateProvince="Novosibirsk">Limnological Institute</location>
|
||||
SB RAS, Irkutsk, Russia, station 6, near
|
||||
<location id="8EA8A087FFDBFF8E3BCDD15C9E31230C" LSID="urn:lsid:plazi:treatment:03DE474AFFDBFF8E3F8FD69C9FF92368:8EA8A087FFDBFF8E3BCDD15C9E31230C" box="[1226,1342,1310,1336]" country="Russia" municipality="Representative" name="Anga Bay" pageId="3" pageNumber="264" stateProvince="Novosibirsk">Anga Bay</location>
|
||||
).
|
||||
</materialsCitation>
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C36DA5D7FFDBFF8E3FBAD1009FF92368" box="[189,1270,1346,1373]" pageId="3" pageNumber="264" type="etymology">
|
||||
<paragraph id="8BC8F65CFFDBFF8E3FBAD1009FF92368" blockId="3.[136,1452,806,1373]" box="[189,1270,1346,1373]" pageId="3" pageNumber="264">
|
||||
Etymology: the specific epithet
|
||||
<taxonomicName id="4C778DDFFFDBFF8E3D24D101998B2368" box="[547,644,1347,1372]" class="Bacillariophyceae" genus="Lacustriella" higherTaxonomySource="GBIF" kingdom="Chromista" pageId="3" pageNumber="264" phylum="Ochrophyta" rank="species" species="provecta">
|
||||
<emphasis id="B9032A4EFFDBFF8E3D24D101998B2368" box="[547,644,1347,1372]" italics="true" pageId="3" pageNumber="264">provecta</emphasis>
|
||||
</taxonomicName>
|
||||
means elongated and refers to long areolae near canals.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
Loading…
Reference in a new issue