292 lines
60 KiB
XML
292 lines
60 KiB
XML
<document id="D96333C61A4600567ABF97DD0D45104D" ID-CLB-Dataset="21952" ID-DOI="10.5852/ejt.2017.374" ID-GBIF-Dataset="51c03ab6-7e1b-4a63-b05a-bd5ad68bd3d4" ID-ISSN="2118-9773" ID-Zenodo-Dep="3838515" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1590088120892" checkinUser="carolina" docAuthor="Vijver, Bart Van De, Fofana, Cheikh Abdoul Kader, Sow, El Hadji, Cocquyt, Christine, Blanco, Saúl & Ector, Luc" docDate="2017" docId="039FFA2BFFEEFFD64E19FC3BE81E3302" docLanguage="en" docName="ejt-2017-374.pdf.imf" docOrigin="European Journal of Taxonomy 374" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Mastogloia belaensis M. Voigt" docType="treatment" docVersion="6" lastPageNumber="12" masterDocId="FFA68253FFE8FFDD4C7EFFD2ED1F307F" masterDocTitle="Morphology of two Mastogloia species (Bacillariophyta) from Lac de Guiers (Senegal) and comparison with the type material of M. braunii" masterLastPageNumber="23" masterPageNumber="1" pageNumber="7" updateTime="1698840737931" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-3.0" zenodo-license-figures="CC-BY-3.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="F47623D320E72044DEE7CE363A02E621">Morphology of two Mastogloia species (Bacillariophyta) from Lac de Guiers (Senegal) and comparison with the type material of M. braunii</mods:title>
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<mods:namePart id="6B9A916E02D3E160DF4DC24A6AB763DD">Vijver, Bart Van De</mods:namePart>
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<mods:namePart id="9F56FF29899B8F235B57CF77149FD5CD">Fofana, Cheikh Abdoul Kader</mods:namePart>
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<mods:affiliation id="955AFE5A0889C061BB0E3A9D89933489">Université Cheikh Anta Diop, Département de Géologie, Faculté des Sciences et Techniques, Dakar, Senegal. & Email: cheikh. fofana @ ucad. edu. sn</mods:affiliation>
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<mods:nameIdentifier id="E1666F3EEE2661031D6E063130753E3E" type="email">cheikh.fofana@ucad.edu.sn</mods:nameIdentifier>
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<mods:roleTerm id="27265D4205EBE86A687191CAEF97D4A1">Author</mods:roleTerm>
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<mods:namePart id="FA0BD5B2DA6B1670B73CA97B9B0121E1">Sow, El Hadji</mods:namePart>
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<mods:affiliation id="0AB2309BC7A7DC2F943BE1127D763695">Université Cheikh Anta Diop, Département de Géologie, Faculté des Sciences et Techniques, Dakar, Senegal. & Email: elhadji. sow @ ucad. edu. sn</mods:affiliation>
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<mods:nameIdentifier id="68A9E74B37D9DCBE0717B79D6C0F05D3" type="email">elhadji.sow@ucad.edu.sn</mods:nameIdentifier>
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<mods:namePart id="0C9D6BD82BCD8B3A73F8CBBBFF9375AF">Cocquyt, Christine</mods:namePart>
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<mods:affiliation id="460C1F92A3499892D45374E05FB679F5">Botanic Garden Meise, Nieuwelaan 38, B- 1860 Meise, Belgium. & Email: christine. cocquyt @ plantentuinmeise. be</mods:affiliation>
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<mods:nameIdentifier id="5A7C09B5A80E9D7FB4E7A62CD2653D35" type="email">christine.cocquyt@plantentuinmeise.be</mods:nameIdentifier>
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<mods:namePart id="63FFE3E8DDF4EC07087995E4AA2C9A1C">Blanco, Saúl</mods:namePart>
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<mods:affiliation id="708CA409F983977EDB1235833432E6AF">Institute of the Environment, La Serna, 58 - 24007 León, Spain. & Email: saul. lanza @ unileon. es</mods:affiliation>
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<mods:nameIdentifier id="91CF83E6EC651CFE506947880E957B7C" type="email">saul.lanza@unileon.es</mods:nameIdentifier>
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<mods:namePart id="0D2A9B1149F211A2AB1736CF3E976256">Ector, Luc</mods:namePart>
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<mods:affiliation id="6332AAF308D924CD8F869D338E341371">Luxembourg Institute of Science and Technology, Department of Environmental Research and Innovation, rue du Brill 41, L- 4422 Belvaux, Luxembourg. & Email: luc. ector @ list. lu</mods:affiliation>
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<mods:nameIdentifier id="509D214EA1AE373DD298B8CF030ABE93" type="email">luc.ector@list.lu</mods:nameIdentifier>
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<mods:title id="5308407ADEDEFAABBC4751B6B0A3A1BE">European Journal of Taxonomy</mods:title>
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<mods:date id="10B59222C5433B9E533AE230B98D736C">2017</mods:date>
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<mods:number id="E491D9A8935D0F4AA090DA8CA2FA180B">2017-12-05</mods:number>
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<mods:number id="C1F4845B90AD98CEBC3437B9912399B6">374</mods:number>
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<treatment id="039FFA2BFFEEFFD64E19FC3BE81E3302" ID-DOI="http://doi.org/10.5281/zenodo.3852194" ID-GBIF-Taxon="164246441" ID-Zenodo-Dep="3852194" LSID="urn:lsid:plazi:treatment:039FFA2BFFEEFFD64E19FC3BE81E3302" httpUri="http://treatment.plazi.org/id/039FFA2BFFEEFFD64E19FC3BE81E3302" lastPageId="11" lastPageNumber="12" pageId="6" pageNumber="7">
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<subSubSection id="C32C18B6FFEEFFDB4E19FC3BEED3347B" box="[615,972,1001,1028]" pageId="6" pageNumber="7" type="nomenclature">
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<paragraph id="8B894B3DFFEEFFDB4E19FC3BEED3347B" blockId="6.[615,972,1001,1065]" box="[615,972,1001,1028]" pageId="6" pageNumber="7">
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<heading id="D0C1FC51FFEEFFDB4E19FC3BEED3347B" box="[615,972,1001,1028]" centered="true" fontSize="11" level="2" pageId="6" pageNumber="7" reason="2">
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<taxonomicName id="4C3630BEFFEEFFDB4E19FC3BEED3347B" authority="M. Voigt" authorityName="M. Voigt" box="[615,972,1001,1028]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="6" pageNumber="7" phylum="Bacillariophyta" rank="species" species="belaensis">
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<emphasis id="B942972FFFEEFFDB4E19FC3BEE7A347B" bold="true" box="[615,869,1001,1028]" italics="true" pageId="6" pageNumber="7">Mastogloia belaensis</emphasis>
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M.Voigt
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</taxonomicName>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C32C18B6FFEEFFDB4EA6FBDCEE443456" box="[728,859,1038,1065]" pageId="6" pageNumber="7" type="description">
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<paragraph id="8B894B3DFFEEFFDB4EA6FBDCEE443456" blockId="6.[615,972,1001,1065]" box="[728,859,1038,1065]" pageId="6" pageNumber="7">
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<figureCitation id="130D57B8FFEEFFDB4EA6FBDCEE443456" box="[728,859,1038,1065]" captionStart-0="Figs 17–23" captionStart-1="Figs 24–32" captionStart-2="Figs 33–38" captionStart-3="Figs 39–45" captionStartId-0="7.[189,241,1921,1947]" captionStartId-1="8.[189,241,1851,1877]" captionStartId-2="9.[189,241,1783,1809]" captionStartId-3="10.[189,241,1783,1809]" captionTargetBox-0="[305,1281,265,1881]" captionTargetBox-1="[291,1296,263,1813]" captionTargetBox-2="[311,1277,265,1745]" captionTargetBox-3="[327,1261,265,1743]" captionTargetId-0="figure@7.[305,1281,265,1881]" captionTargetId-1="figure@8.[291,1296,263,1813]" captionTargetId-2="figure@9.[311,1277,265,1745]" captionTargetId-3="figure@10.[327,1261,265,1743]" captionTargetPageId-0="7" captionTargetPageId-1="8" captionTargetPageId-2="9" captionTargetPageId-3="10" captionText-0="Figs 17–23. Mastogloia belaensis M.Voigt. Light micrographs (LM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). LM views of several specimens showing variation in valve size and shape. Scale bar: 10 μm." captionText-1="Figs 24–32. Mastogloia belaensis M.Voigt. Light micrographs (LM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 24–28. LM views of several smaller valves showing variation in valve size and shape. 29–30. LM views of the partectal ring with the partecta. 31. LM view of an entire valve with removed partectal ring showing the pseudosepta (arrows). 32. Entire frustule in girdle view. Scale bar: 10 μm." captionText-2="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." captionText-3="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi-0="http://doi.org/10.5281/zenodo.3838523" figureDoi-1="http://doi.org/10.5281/zenodo.3838525" figureDoi-2="http://doi.org/10.5281/zenodo.3838527" figureDoi-3="http://doi.org/10.5281/zenodo.3838529" httpUri-0="https://zenodo.org/record/3838523/files/figure.png" httpUri-1="https://zenodo.org/record/3838525/files/figure.png" httpUri-2="https://zenodo.org/record/3838527/files/figure.png" httpUri-3="https://zenodo.org/record/3838529/files/figure.png" pageId="6" pageNumber="7">Figs 17–45</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C32C18B6FFEEFFDB4CC3FB82E9FF3414" box="[189,1248,1104,1131]" pageId="6" pageNumber="7" type="reference_group">
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<paragraph id="8B894B3DFFEEFFDB4CC3FB82E9FF3414" blockId="6.[189,1248,1104,1131]" box="[189,1248,1104,1131]" pageId="6" pageNumber="7">
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<emphasis id="B942972FFFEEFFDB4CC3FB82EFE03415" box="[189,767,1104,1130]" italics="true" pageId="6" pageNumber="7">Journal of the Royal Microscopical Society ser. 3</emphasis>
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75: 189, pl. 1 fig. 1, 5, 6, 7 (
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<bibRefCitation id="EFA736CCFFEEFFDB4832FB82E9CC3414" author="Voigt M." box="[1100,1235,1104,1131]" pageId="6" pageNumber="7" pagination="189 - 193" refId="ref9984" refString="Voigt M. 1956. Some Mastogloia from Pakistan. Journal of the Royal Microscopical Society ser. 3 75 (3): 189 - 193. https: // doi. org / 10.1111 / j. 1365 - 2818.1955. tb 00425. x" type="journal article" year="1956">Voigt 1956</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection id="C32C18B6FFEEFFD64CC3FB40E81E3302" lastPageId="11" lastPageNumber="12" pageId="6" pageNumber="7" type="description">
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<paragraph id="8B894B3DFFEEFFDB4CC3FB40EF4734D3" blockId="6.[189,600,1170,1196]" box="[189,600,1170,1196]" pageId="6" pageNumber="7">
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<heading id="D0C1FC51FFEEFFDB4CC3FB40EF4734D3" bold="true" box="[189,600,1170,1196]" fontSize="11" level="3" pageId="6" pageNumber="7" reason="3">
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<emphasis id="B942972FFFEEFFDB4CC3FB40EF4734D3" bold="true" box="[189,600,1170,1196]" pageId="6" pageNumber="7">
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Description (
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<collectingCountry id="F3210BADFFEEFFDB4D23FB40ECA034D3" box="[349,447,1170,1196]" name="Senegal" pageId="6" pageNumber="7">Senegal</collectingCountry>
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population)
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B894B3DFFEEFFDB4C94FB13EF7B34A4" blockId="6.[189,1399,1217,1603]" box="[234,612,1217,1243]" pageId="6" pageNumber="7">
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<emphasis id="B942972FFFEEFFDB4C94FB13EF7B34A4" bold="true" box="[234,612,1217,1243]" pageId="6" pageNumber="7">
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Light microscopy (
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<figureCitation id="130D57B8FFEEFFDB4DAAFB13EF4334A4" box="[468,604,1217,1243]" captionStart-0="Figs 17–23" captionStart-1="Figs 24–32" captionStartId-0="7.[189,241,1921,1947]" captionStartId-1="8.[189,241,1851,1877]" captionTargetBox-0="[305,1281,265,1881]" captionTargetBox-1="[291,1296,263,1813]" captionTargetId-0="figure@7.[305,1281,265,1881]" captionTargetId-1="figure@8.[291,1296,263,1813]" captionTargetPageId-0="7" captionTargetPageId-1="8" captionText-0="Figs 17–23. Mastogloia belaensis M.Voigt. Light micrographs (LM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). LM views of several specimens showing variation in valve size and shape. Scale bar: 10 μm." captionText-1="Figs 24–32. Mastogloia belaensis M.Voigt. Light micrographs (LM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 24–28. LM views of several smaller valves showing variation in valve size and shape. 29–30. LM views of the partectal ring with the partecta. 31. LM view of an entire valve with removed partectal ring showing the pseudosepta (arrows). 32. Entire frustule in girdle view. Scale bar: 10 μm." figureDoi-0="http://doi.org/10.5281/zenodo.3838523" figureDoi-1="http://doi.org/10.5281/zenodo.3838525" httpUri-0="https://zenodo.org/record/3838523/files/figure.png" httpUri-1="https://zenodo.org/record/3838525/files/figure.png" pageId="6" pageNumber="7">Figs 17–32</figureCitation>
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)
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</emphasis>
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</paragraph>
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<paragraph id="8B894B3DFFEEFFDB4CC3FB37E804363C" blockId="6.[189,1399,1217,1603]" pageId="6" pageNumber="7">
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Valves lanceolate to elliptic-lanceolate with convex margins. Apices non-protracted, acutely rounded to slight protracted, subrostrate. Valve dimensions (n = 50): length
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, width 11.5–20.0 µm. Axial area narrow, lanceolate, narrowing towards the apices. Lyre-shaped hyaline zone present close to the axial area, separating one row of pseudoloculi from the striae. Central area rather small, rectangular. Raphe lateral with clearly undulating branches. Proximal raphe endings indistinct, straight. Distal endings hooked towards the same direction. Striae radiate throughout, becoming less radiate and even parallel to slightly divergent (
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<figureCitation id="130D57B8FFEEFFDB4E5CFA6EEF6535A8" box="[546,634,1468,1495]" captionStart="Figs 24–32" captionStartId="8.[189,241,1851,1877]" captionTargetBox="[291,1296,263,1813]" captionTargetId="figure@8.[291,1296,263,1813]" captionTargetPageId="8" captionText="Figs 24–32. Mastogloia belaensis M.Voigt. Light micrographs (LM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 24–28. LM views of several smaller valves showing variation in valve size and shape. 29–30. LM views of the partectal ring with the partecta. 31. LM view of an entire valve with removed partectal ring showing the pseudosepta (arrows). 32. Entire frustule in girdle view. Scale bar: 10 μm." figureDoi="http://doi.org/10.5281/zenodo.3838525" httpUri="https://zenodo.org/record/3838525/files/figure.png" pageId="6" pageNumber="7">Fig. 25</figureCitation>
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) towards the apices,
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<quantity id="4CCEE6D8FFEEFFDB4F05FA6EEEFA35A9" box="[891,997,1468,1495]" metricMagnitude="-1" metricUnit="m" metricValue="3.556" metricValueMax="3.81" metricValueMin="3.302" pageId="6" pageNumber="7" unit="in" value="14.0" valueMax="15.0" valueMin="13.0">13–15 in</quantity>
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<quantity id="4CCEE6D8FFEEFFDB4F91FA6FE95E35A8" box="[1007,1089,1469,1495]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="6" pageNumber="7" unit="mm" value="10.0">10 µm</quantity>
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. Pseudoloculi quite large, well visible in LM,
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<quantity id="4CCEE6D8FFEEFFDB4DD2FA32EF0A3585" box="[428,533,1504,1531]" metricMagnitude="-1" metricUnit="m" metricValue="4.445" metricValueMax="5.08" metricValueMin="3.81" pageId="6" pageNumber="7" unit="in" value="17.5" valueMax="20.0" valueMin="15.0">15–20 in</quantity>
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||
. Partectal ring clearly displaced towards the middle of the valve, composed of partecta of different size (
|
||
<quantity id="4CCEE6D8FFEEFFDB4E01F9D6EFD63661" box="[639,713,1540,1566]" metricMagnitude="-1" metricUnit="m" metricValue="1.778" metricValueMax="2.032" metricValueMin="1.524" pageId="6" pageNumber="7" unit="in" value="7.0" valueMax="8.0" valueMin="6.0">6–8 in</quantity>
|
||
<quantity id="4CCEE6D8FFEEFFDB4EB1F9D6EE013660" box="[719,798,1540,1567]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="6" pageNumber="7" unit="mm" value="10.0">10 µm</quantity>
|
||
): the middle 4–8 partecta (length
|
||
<quantity id="4CCEE6D8FFEEFFDB48DFF9D6E8363660" box="[1185,1321,1540,1567]" metricMagnitude="-3" metricUnit="m" metricValue="2.4" metricValueMax="2.9" metricValueMin="1.9" pageId="6" pageNumber="7" unit="mm" value="2.4" valueMax="2.9" valueMin="1.9">1.9–2.9 µm</quantity>
|
||
, width
|
||
<quantity id="4CCEE6D8FFEEFFDB4CC3F9FAEC5A363C" box="[189,325,1576,1603]" metricMagnitude="-3" metricUnit="m" metricValue="2.85" metricValueMax="3.9" metricValueMin="1.8" pageId="6" pageNumber="7" unit="mm" value="2.85" valueMax="3.9" valueMin="1.8">1.8–3.9 µm</quantity>
|
||
) considerable larger than the outer partecta (length
|
||
<quantity id="4CCEE6D8FFEEFFDB4FDDF9FAE933363C" box="[931,1068,1576,1603]" metricMagnitude="-3" metricUnit="m" metricValue="1.15" metricValueMax="1.4" metricValueMin="0.9" pageId="6" pageNumber="7" unit="mm" value="1.15" valueMax="1.4" valueMin="0.9">0.9–1.4 µm</quantity>
|
||
, width
|
||
<quantity id="4CCEE6D8FFEEFFDB48FDF9FAE811363C" box="[1155,1294,1576,1603]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="1.8" metricValueMin="1.2" pageId="6" pageNumber="7" unit="mm" value="1.5" valueMax="1.8" valueMin="1.2">1.2–1.8 µm</quantity>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8B894B3DFFEEFFDB4C94F9B8EE1F36FB" blockId="6.[189,1399,1642,2028]" box="[234,768,1642,1668]" pageId="6" pageNumber="7">
|
||
<emphasis id="B942972FFFEEFFDB4C94F9B8EE1F36FB" bold="true" box="[234,768,1642,1668]" pageId="6" pageNumber="7">
|
||
Scanning electron microscopy (
|
||
<figureCitation id="130D57B8FFEEFFDB4E11F9B8EFE736FB" box="[623,760,1642,1668]" captionStart-0="Figs 33–38" captionStart-1="Figs 39–45" captionStartId-0="9.[189,241,1783,1809]" captionStartId-1="10.[189,241,1783,1809]" captionTargetBox-0="[311,1277,265,1745]" captionTargetBox-1="[327,1261,265,1743]" captionTargetId-0="figure@9.[311,1277,265,1745]" captionTargetId-1="figure@10.[327,1261,265,1743]" captionTargetPageId-0="9" captionTargetPageId-1="10" captionText-0="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." captionText-1="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi-0="http://doi.org/10.5281/zenodo.3838527" figureDoi-1="http://doi.org/10.5281/zenodo.3838529" httpUri-0="https://zenodo.org/record/3838527/files/figure.png" httpUri-1="https://zenodo.org/record/3838529/files/figure.png" pageId="6" pageNumber="7">Figs 33–45</figureCitation>
|
||
)
|
||
</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8B894B3DFFEEFFD64CC3F95CEF02323D" blockId="6.[189,1399,1642,2028]" lastBlockId="11.[189,1399,267,578]" lastPageId="11" lastPageNumber="12" pageId="6" pageNumber="7">
|
||
External raphe branches clearly undulating (
|
||
<figureCitation id="130D57B8FFEEFFDB4EA3F95CEE2636D7" box="[733,825,1678,1704]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="6" pageNumber="7">Fig. 34</figureCitation>
|
||
). Proximal raphe endings simple, very weakly expanding, slightly deflected (
|
||
<figureCitation id="130D57B8FFEEFFDB4E61F960EFB636B2" box="[543,681,1714,1741]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="6" pageNumber="7">Figs 34–35</figureCitation>
|
||
). Distal raphe fissures centrally crossing the terminal nodule, elongated, hooked towards the same direction, continuing onto the valve mantle, terminating almost near the mantle edge (
|
||
<figureCitation id="130D57B8FFEEFFDB4DB4F928EF3B376B" box="[458,548,1785,1812]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="6" pageNumber="7">Fig. 36</figureCitation>
|
||
). Very low, slightly thickened marginal crest visible on the valve face/ mantle junction separating the striae on the valve face from the mantle areolae by a hyaline line (
|
||
<figureCitation id="130D57B8FFEEFFDB4CB8F893EC3D3724" box="[198,290,1857,1883]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="6" pageNumber="7">Fig. 34</figureCitation>
|
||
). Mantle striae entirely uniseriate, composed of several, usually transapically elongated to slit-like pseudoloculi (
|
||
<figureCitation id="130D57B8FFEEFFDB4DB8F8B7EFB53700" box="[454,682,1893,1919]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="6" pageNumber="7">Figs 33–34, 36, 38</figureCitation>
|
||
). First pseudoloculi near the junction rounded (
|
||
<figureCitation id="130D57B8FFEEFFDB48A0F8B7E8763700" box="[1246,1385,1893,1919]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="6" pageNumber="7">Figs 36, 38</figureCitation>
|
||
). Valve face almost flat, subdivided into two zones: outer zone composed of uniseriate striae, with up to four rounded pseudoloculi, central zone formed by one row of rounded pseudoloculi close to the axial area and one row of transapically elongated rectangular pseudoloculi (
|
||
<figureCitation id="130D57B8FFEEFFDB486FF803E9813793" box="[1041,1182,2001,2028]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="6" pageNumber="7">Figs 34–35</figureCitation>
|
||
). Near the central area, rectangular pseudoloculi replaced by 1–2 small, rounded ones whereas near the apices, central transapically elongated pseudoloculi absent, outer zone with rounded pseudoloculi reaching the axial area (
|
||
<figureCitation id="130D57B8FFE3FFD64D7FFE81EC423111" box="[257,349,339,366]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="11" pageNumber="12">Fig. 36</figureCitation>
|
||
). Shallow depressions sometimes visible in the axial area (
|
||
<figureCitation id="130D57B8FFE3FFD64850FE81E9A33111" box="[1070,1212,339,366]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="11" pageNumber="12">Figs 34–36</figureCitation>
|
||
). Hyaline areas present on each valve apex (
|
||
<figureCitation id="130D57B8FFE3FFD64E6FFEA4EF7431EE" box="[529,619,374,401]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="11" pageNumber="12">Fig. 36</figureCitation>
|
||
). Internally, raphe sternum lyriform, slightly raised (
|
||
<figureCitation id="130D57B8FFE3FFD648A3FEA4E87531EF" box="[1245,1386,374,400]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Figs 39, 42</figureCitation>
|
||
). Raised thickened costa-like interstriae interrupted by the raphe-sternum extending from the axial area towards the valve margins, separating the areolae (
|
||
<figureCitation id="130D57B8FFE3FFD64F58FE6FEEAD31A7" box="[806,946,445,472]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Figs 42–43</figureCitation>
|
||
). Inner areolae arranged in groups of 4–8 per pseudoloculus (
|
||
<figureCitation id="130D57B8FFE3FFD64D9EFE33EF233183" box="[480,572,481,508]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Fig. 45</figureCitation>
|
||
). Raphe branches straight with indistinct, coaxial proximal endings, terminating on a raised central nodule (
|
||
<figureCitation id="130D57B8FFE3FFD64EEEFDD7EE033260" box="[656,796,517,543]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Figs 39, 42</figureCitation>
|
||
). Valve apices with clear pseudosepta covering the distal raphe endings (
|
||
<figureCitation id="130D57B8FFE3FFD64DC6FDFAEF0F323D" box="[440,528,552,578]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Fig. 43</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="DF491BB5FFEFFFDA4CC3F853EF5B379D" ID-DOI="http://doi.org/10.5281/zenodo.3838523" ID-Zenodo-Dep="3838523" httpUri="https://zenodo.org/record/3838523/files/figure.png" pageId="7" pageNumber="8" startId="7.[189,241,1921,1947]" targetBox="[305,1281,265,1881]" targetPageId="7">
|
||
<paragraph id="8B894B3DFFEFFFDA4CC3F853EF5B379D" blockId="7.[189,1399,1921,2018]" pageId="7" pageNumber="8">
|
||
<emphasis id="B942972FFFEFFFDA4CC3F853EC5537E4" bold="true" box="[189,330,1921,1947]" pageId="7" pageNumber="8">Figs 17–23.</emphasis>
|
||
<taxonomicName id="4C3630BEFFEFFFDA4D2CF853EE1A37E4" authority="M. Voigt. Light" authorityName="M. Voigt. Light" box="[338,773,1921,1947]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="7" pageNumber="8" phylum="Bacillariophyta" rank="species" species="belaensis">
|
||
<emphasis id="B942972FFFEFFFDA4D2CF853EF5237E4" box="[338,589,1921,1947]" italics="true" pageId="7" pageNumber="8">Mastogloia belaensis</emphasis>
|
||
M.Voigt. Light
|
||
</taxonomicName>
|
||
micrographs (LM) of valves from the Lac de Guiers population (
|
||
<emphasis id="B942972FFFEFFFDA4D32F877ECF637C1" box="[332,489,1956,1982]" italics="true" pageId="7" pageNumber="8">Van de Vijver</emphasis>
|
||
sample
|
||
<emphasis id="B942972FFFEFFFDA4E32F876EFB837C1" box="[588,679,1956,1982]" italics="true" pageId="7" pageNumber="8">SEN-42</emphasis>
|
||
). LM views of several specimens showing variation in valve size and shape. Scale bar: 10 μm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF491BB5FFE0FFD54CC3F8E9ECCE379C" ID-DOI="http://doi.org/10.5281/zenodo.3838525" ID-Zenodo-Dep="3838525" httpUri="https://zenodo.org/record/3838525/files/figure.png" pageId="8" pageNumber="9" startId="8.[189,241,1851,1877]" targetBox="[291,1296,263,1813]" targetPageId="8">
|
||
<paragraph id="8B894B3DFFE0FFD54CC3F8E9ECCE379C" blockId="8.[189,1399,1851,2019]" pageId="8" pageNumber="9">
|
||
<emphasis id="B942972FFFE0FFD54CC3F8E9EC553729" bold="true" box="[189,330,1851,1878]" pageId="8" pageNumber="9">Figs 24–32.</emphasis>
|
||
<taxonomicName id="4C3630BEFFE0FFD54D2CF8E9EE1A372A" authority="M. Voigt. Light" authorityName="M. Voigt. Light" box="[338,773,1851,1877]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="8" pageNumber="9" phylum="Bacillariophyta" rank="species" species="belaensis">
|
||
<emphasis id="B942972FFFE0FFD54D2CF8E9EF52372A" box="[338,589,1851,1877]" italics="true" pageId="8" pageNumber="9">Mastogloia belaensis</emphasis>
|
||
M.Voigt. Light
|
||
</taxonomicName>
|
||
micrographs (LM) of valves from the Lac de Guiers population (
|
||
<emphasis id="B942972FFFE0FFD54D34F88DECFD3707" box="[330,482,1887,1913]" italics="true" pageId="8" pageNumber="9">Van de Vijver</emphasis>
|
||
sample
|
||
<emphasis id="B942972FFFE0FFD54E3EF88DEF843706" box="[576,667,1887,1913]" italics="true" pageId="8" pageNumber="9">SEN-42</emphasis>
|
||
).
|
||
<emphasis id="B942972FFFE0FFD54ECFF88DEFE43706" bold="true" box="[689,763,1887,1913]" pageId="8" pageNumber="9">24–28</emphasis>
|
||
. LM views of several smaller valves showing variation in valve size and shape.
|
||
<emphasis id="B942972FFFE0FFD54D9BF850EF3137E3" bold="true" box="[485,558,1922,1948]" pageId="8" pageNumber="9">29–30</emphasis>
|
||
. LM views of the partectal ring with the partecta.
|
||
<emphasis id="B942972FFFE0FFD548ECF850E9B037E3" bold="true" box="[1170,1199,1922,1948]" pageId="8" pageNumber="9">31</emphasis>
|
||
. LM view of an entire valve with removed partectal ring showing the pseudosepta (arrows).
|
||
<emphasis id="B942972FFFE0FFD54846F877E94A37C0" bold="true" box="[1080,1109,1957,1983]" pageId="8" pageNumber="9">32</emphasis>
|
||
. Entire frustule in girdle view. Scale bar: 10 μm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF491BB5FFE1FFD44CC3F925E92D379A" ID-DOI="http://doi.org/10.5281/zenodo.3838527" ID-Zenodo-Dep="3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="9" pageNumber="10" startId="9.[189,241,1783,1809]" targetBox="[311,1277,265,1745]" targetPageId="9">
|
||
<paragraph id="8B894B3DFFE1FFD44CC3F925E92D379A" blockId="9.[189,1399,1783,2021]" pageId="9" pageNumber="10">
|
||
<emphasis id="B942972FFFE1FFD44CC3F925EC55376E" bold="true" box="[189,330,1783,1809]" pageId="9" pageNumber="10">Figs 33–38.</emphasis>
|
||
<taxonomicName id="4C3630BEFFE1FFD44D2AF925EE29376E" authority="M. Voigt. Scanning" authorityName="M. Voigt. Scanning" box="[340,822,1783,1809]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="9" pageNumber="10" phylum="Bacillariophyta" rank="species" species="belaensis">
|
||
<emphasis id="B942972FFFE1FFD44D2AF925EF50376E" box="[340,591,1783,1809]" italics="true" pageId="9" pageNumber="10">Mastogloia belaensis</emphasis>
|
||
M.Voigt. Scanning
|
||
</taxonomicName>
|
||
electron micrographs (SEM) of valves from the Lac de Guiers population (
|
||
<emphasis id="B942972FFFE1FFD44E7CF8C9EFBB374B" box="[514,676,1818,1844]" italics="true" pageId="9" pageNumber="10">Van de Vijver</emphasis>
|
||
sample
|
||
<emphasis id="B942972FFFE1FFD44F75F8C8EE79374B" box="[779,870,1818,1844]" italics="true" pageId="9" pageNumber="10">SEN-42</emphasis>
|
||
).
|
||
<emphasis id="B942972FFFE1FFD44FFFF8C8EE81374B" bold="true" box="[897,926,1818,1844]" pageId="9" pageNumber="10">33</emphasis>
|
||
. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae.
|
||
<emphasis id="B942972FFFE1FFD44F45F8EFEE473728" bold="true" box="[827,856,1853,1879]" pageId="9" pageNumber="10">34</emphasis>
|
||
. SEM external view of an entire valve with typical undulating raphe branches.
|
||
<emphasis id="B942972FFFE1FFD44E24F8B3EF683704" bold="true" box="[602,631,1889,1915]" pageId="9" pageNumber="10">35</emphasis>
|
||
. SEM external detail of the central area.
|
||
<emphasis id="B942972FFFE1FFD44820F8B3E9643704" bold="true" box="[1118,1147,1889,1915]" pageId="9" pageNumber="10">36</emphasis>
|
||
. SEM external detail of the valve apex.
|
||
<emphasis id="B942972FFFE1FFD44DDAF856ECDE37E1" bold="true" box="[420,449,1924,1950]" pageId="9" pageNumber="10">37</emphasis>
|
||
. SEM external detail of the apices and girdle bands of an entire frustule.
|
||
<emphasis id="B942972FFFE1FFD4492CF856E87037E1" bold="true" box="[1362,1391,1924,1950]" pageId="9" pageNumber="10">38</emphasis>
|
||
. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF491BB5FFE2FFD74CC3F925EEE8379A" ID-DOI="http://doi.org/10.5281/zenodo.3838529" ID-Zenodo-Dep="3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="10" pageNumber="11" startId="10.[189,241,1783,1809]" targetBox="[327,1261,265,1743]" targetPageId="10">
|
||
<paragraph id="8B894B3DFFE2FFD74CC3F925EEE8379A" blockId="10.[189,1399,1783,2021]" pageId="10" pageNumber="11">
|
||
<emphasis id="B942972FFFE2FFD74CC3F925EC55376E" bold="true" box="[189,330,1783,1809]" pageId="10" pageNumber="11">Figs 39–45.</emphasis>
|
||
<taxonomicName id="4C3630BEFFE2FFD74D2AF925EE29376E" authority="M. Voigt. Scanning" authorityName="M. Voigt. Scanning" box="[340,822,1783,1809]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="10" pageNumber="11" phylum="Bacillariophyta" rank="species" species="belaensis">
|
||
<emphasis id="B942972FFFE2FFD74D2AF925EF50376E" box="[340,591,1783,1809]" italics="true" pageId="10" pageNumber="11">Mastogloia belaensis</emphasis>
|
||
M.Voigt. Scanning
|
||
</taxonomicName>
|
||
electron micrographs (SEM) of valves from the Lac de Guiers population (
|
||
<emphasis id="B942972FFFE2FFD74D8BF8C9EF8F374B" box="[501,656,1818,1844]" italics="true" pageId="10" pageNumber="11">Van de Vijver</emphasis>
|
||
sample
|
||
<emphasis id="B942972FFFE2FFD74E8EF8C8EE53374B" box="[752,844,1818,1844]" italics="true" pageId="10" pageNumber="11">SEN-42</emphasis>
|
||
).
|
||
<emphasis id="B942972FFFE2FFD74F1DF8C8EE9F374B" bold="true" box="[867,896,1818,1844]" pageId="10" pageNumber="11">39</emphasis>
|
||
. SEM internal view of an entire valve with the typical partectal ring.
|
||
<emphasis id="B942972FFFE2FFD74D9BF8EFEF313728" bold="true" box="[485,558,1853,1879]" pageId="10" pageNumber="11">40–41</emphasis>
|
||
. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae.
|
||
<emphasis id="B942972FFFE2FFD74D92F8B3EF163704" bold="true" box="[492,521,1889,1915]" pageId="10" pageNumber="11">42</emphasis>
|
||
. SEM internal detail of the central area.
|
||
<emphasis id="B942972FFFE2FFD74FA5F8B3EEE73704" bold="true" box="[987,1016,1889,1915]" pageId="10" pageNumber="11">43</emphasis>
|
||
. SEM internal detail of the valve apex with the pseudoseptum.
|
||
<emphasis id="B942972FFFE2FFD74E5EF856EF2237E1" bold="true" box="[544,573,1924,1950]" pageId="10" pageNumber="11">44</emphasis>
|
||
. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores.
|
||
<emphasis id="B942972FFFE2FFD74E26F875EF6A37BE" bold="true" box="[600,629,1959,1985]" pageId="10" pageNumber="11">45</emphasis>
|
||
. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B894B3DFFE3FFD64CC3FDB8E81E3302" blockId="11.[189,1399,618,894]" pageId="11" pageNumber="12">
|
||
Girdle composed of the valvocopulae and one open, non-perforated copula (
|
||
<figureCitation id="130D57B8FFE3FFD64852FDB8E9AD32FB" box="[1068,1202,618,644]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="11" pageNumber="12">Figs 33, 37</figureCitation>
|
||
). Small siliceous papillae present on the copula (
|
||
<figureCitation id="130D57B8FFE3FFD64E41FD5CEF8432D7" box="[575,667,654,680]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="11" pageNumber="12">Fig. 37</figureCitation>
|
||
). Valvocopulae with typical partectal ring, opening near the apices through a series of elongated partectal pores (
|
||
<figureCitation id="130D57B8FFE3FFD64F65FD63EED132B4" box="[795,974,689,715]" captionStart="Figs 33–38" captionStartId="9.[189,241,1783,1809]" captionTargetBox="[311,1277,265,1745]" captionTargetId="figure@9.[311,1277,265,1745]" captionTargetPageId="9" captionText="Figs 33–38. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 33. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 34. SEM external view of an entire valve with typical undulating raphe branches. 35. SEM external detail of the central area. 36. SEM external detail of the valve apex. 37. SEM external detail of the apices and girdle bands of an entire frustule. 38. SEM external detail of the valve mantle with the transapically elongated mantle areolae and the row of rounded pseudoloculi on the valve face/mantle junction. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838527" httpUri="https://zenodo.org/record/3838527/files/figure.png" pageId="11" pageNumber="12">Figs 33, 37–38</figureCitation>
|
||
). Partectal ring open, one end closed but with a cleft forming a narrow lacuna (
|
||
<figureCitation id="130D57B8FFE3FFD64ECAFD07EE123290" box="[692,781,725,751]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Fig. 40</figureCitation>
|
||
), other split with a cleft (
|
||
<figureCitation id="130D57B8FFE3FFD64843FD07E9893290" box="[1085,1174,725,751]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Fig. 41</figureCitation>
|
||
), covering entirely the pseudosepta. Partecta extending to almost ¼ to 1/6 from the valve apex, clearly separated from the valve margin by a siliceous flange (
|
||
<figureCitation id="130D57B8FFE3FFD64E27FCCEEFAE3349" box="[601,689,796,822]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Fig. 39</figureCitation>
|
||
). Partecta subequal in size with the large ones grouped in the middle, the smaller ones closer to the apices (
|
||
<figureCitation id="130D57B8FFE3FFD64EB1FC92EE383325" box="[719,807,832,858]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Fig. 39</figureCitation>
|
||
). Partecta ornamented with several series of small, rounded areolae, loosely aggregated in very unclear plaques and arranged inwardly (
|
||
<figureCitation id="130D57B8FFE3FFD648E2FCB1E9EA3302" box="[1180,1269,867,893]" captionStart="Figs 39–45" captionStartId="10.[189,241,1783,1809]" captionTargetBox="[327,1261,265,1743]" captionTargetId="figure@10.[327,1261,265,1743]" captionTargetPageId="10" captionText="Figs 39–45. Mastogloia belaensis M.Voigt. Scanning electron micrographs (SEM) of valves from the Lac de Guiers population (Van de Vijver sample SEN-42). 39. SEM internal view of an entire valve with the typical partectal ring. 40–41. SEM internal details of the partectal ring near the valve apices showing the cleft with the lacunae. 42. SEM internal detail of the central area. 43. SEM internal detail of the valve apex with the pseudoseptum. 44. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores. 45. SEM internal view of the inner areolae arranged in groups of 4–8 per pseudoloculus. Scale bars: 39–43 = 10 µm; 44 = 5 µm; 45 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838529" httpUri="https://zenodo.org/record/3838529/files/figure.png" pageId="11" pageNumber="12">Fig. 44</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |