292 lines
57 KiB
XML
292 lines
57 KiB
XML
<document id="BE3962E167A74E6A3FE16CB6D1E6134D" 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="039FFA2BFFE3FFD24D01FC69EE80347A" 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 senegalensis Van de Vijver, Fofana, Sow & Ector 2017, sp. nov." docType="treatment" docVersion="6" lastPageNumber="16" 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="12" 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:titleInfo id="ABA3426E71309814E628C8BB11624AC7">
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<mods:title id="9104A60A32DEAF4358BABB6586FDA54D">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:name id="B11B9E9B250F68FCD766BBC65A164CF0" type="personal">
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<mods:roleTerm id="05A2444AF7A8BE79F215A5DB231812DB">Author</mods:roleTerm>
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<mods:namePart id="1F49A92772C6FC9326E9B8712CD38A20">Vijver, Bart Van De</mods:namePart>
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<mods:roleTerm id="F25BFA0D5EDC50C85EB20B9C231677F1">Author</mods:roleTerm>
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<mods:namePart id="7DB2735317F9A052030B361C147403ED">Fofana, Cheikh Abdoul Kader</mods:namePart>
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<mods:affiliation id="2A229B7E8325D8E9585438AE24C8E5C5">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="8311773312AA90489E57C75276632875" type="email">cheikh.fofana@ucad.edu.sn</mods:nameIdentifier>
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<mods:roleTerm id="952C777F3743F9FA178DD7EC595288A9">Author</mods:roleTerm>
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<mods:namePart id="5F0D864FC1E37046477464B66958B956">Sow, El Hadji</mods:namePart>
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<mods:affiliation id="50C73CCEC07A1566B2C5F62AC5142D49">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="89B82DE14825E3345608FCCD00742791" type="email">elhadji.sow@ucad.edu.sn</mods:nameIdentifier>
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<mods:namePart id="4506655CD739396B38C53E436EBA2007">Cocquyt, Christine</mods:namePart>
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<mods:affiliation id="12A0481C46A485DCA0EA316E782DDE19">Botanic Garden Meise, Nieuwelaan 38, B- 1860 Meise, Belgium. & Email: christine. cocquyt @ plantentuinmeise. be</mods:affiliation>
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<mods:nameIdentifier id="5B20F8DC5F0196163F0DF9AA74290076" type="email">christine.cocquyt@plantentuinmeise.be</mods:nameIdentifier>
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<mods:roleTerm id="235277E7FA04740E32B46B9EE39403AE">Author</mods:roleTerm>
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<mods:namePart id="917F187F40AD2070869DF6BD4A298A7E">Blanco, Saúl</mods:namePart>
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<mods:affiliation id="91FA4D029A341D9D08B1330F69365AD3">Institute of the Environment, La Serna, 58 - 24007 León, Spain. & Email: saul. lanza @ unileon. es</mods:affiliation>
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<mods:nameIdentifier id="0581779AC5EA953154780960381E42D2" type="email">saul.lanza@unileon.es</mods:nameIdentifier>
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<mods:namePart id="EC7A70923E31B24DF86ED812D92033BA">Ector, Luc</mods:namePart>
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<mods:affiliation id="313232FD47FD8623A4512C9B6011D261">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="E44B2F7CEAD41EF30C2288F1B5D89D9D" type="email">luc.ector@list.lu</mods:nameIdentifier>
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<mods:title id="A0B668B53BCE85FE778335E1FE737C72">European Journal of Taxonomy</mods:title>
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<mods:date id="0E13F971C6951BC8ABD3FD978DA7A72A">2017</mods:date>
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<mods:number id="DE94CF36535415B9F40FF06392EE83E5">2017-12-05</mods:number>
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<mods:number id="194F954DFFBF9171B75542F3282369BB">374</mods:number>
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<mods:classification id="273EC18F6593961CBA5B69775EF0C1F2">journal article</mods:classification>
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<mods:identifier id="87879B8410B3248DF33B7383DCB0880B" type="DOI">10.5852/ejt.2017.374</mods:identifier>
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<mods:identifier id="81FD538B847A8118FF149251532FE877" type="ISSN">2118-9773</mods:identifier>
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<treatment id="039FFA2BFFE3FFD24D01FC69EE80347A" ID-DOI="http://doi.org/10.5281/zenodo.3852198" ID-GBIF-Taxon="164246443" ID-Zenodo-Dep="3852198" LSID="urn:lsid:plazi:treatment:039FFA2BFFE3FFD24D01FC69EE80347A" httpUri="http://treatment.plazi.org/id/039FFA2BFFE3FFD24D01FC69EE80347A" lastPageId="15" lastPageNumber="16" pageId="11" pageNumber="12">
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<subSubSection id="C32C18B6FFE3FFD64D01FC69E9AA33A9" box="[383,1205,955,982]" pageId="11" pageNumber="12" type="nomenclature">
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<paragraph id="8B894B3DFFE3FFD64D01FC69E9AA33A9" blockId="11.[383,1205,955,1018]" box="[383,1205,955,982]" pageId="11" pageNumber="12">
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<heading id="D0C1FC51FFE3FFD64D01FC69E9AA33A9" box="[383,1205,955,982]" centered="true" fontSize="11" level="2" pageId="11" pageNumber="12" reason="2">
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<taxonomicName id="4C3630BEFFE3FFD64D01FC69E94B33A9" authority="Van de Vijver, Fofana, Sow & Ector" authorityName="Van de Vijver, Fofana, Sow & Ector" authorityYear="2017" box="[383,1108,955,982]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="11" pageNumber="12" phylum="Bacillariophyta" rank="species" species="senegalensis" status="sp. nov.">
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<emphasis id="B942972FFFE3FFD64D01FC69EFBA33A9" bold="true" box="[383,677,955,982]" italics="true" pageId="11" pageNumber="12">Mastogloia senegalensis</emphasis>
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Van de Vijver, Fofana, Sow & Ector
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</taxonomicName>
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<taxonomicNameLabel id="A2712A54FFE3FFD64824FC6EE9AA33A9" box="[1114,1205,956,982]" pageId="11" pageNumber="12" rank="species">sp. nov.</taxonomicNameLabel>
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</heading>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C32C18B6FFE3FFD64EA6FC0DEE443385" box="[728,859,991,1018]" pageId="11" pageNumber="12" type="description">
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<paragraph id="8B894B3DFFE3FFD64EA6FC0DEE443385" blockId="11.[383,1205,955,1018]" box="[728,859,991,1018]" pageId="11" pageNumber="12">
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<figureCitation id="130D57B8FFE3FFD64EA6FC0DEE443385" box="[728,859,991,1018]" captionStart-0="Figs 46–55" captionStart-1="Figs 56–59" captionStart-2="Figs 60–65" captionStartId-0="12.[189,241,1698,1724]" captionStartId-1="13.[189,241,1817,1843]" captionStartId-2="14.[189,241,1743,1769]" captionTargetBox-0="[189,1398,265,1656]" captionTargetBox-1="[278,1310,265,1777]" captionTargetBox-2="[323,1264,265,1702]" captionTargetId-0="figure@12.[189,1398,265,1656]" captionTargetId-1="figure@13.[278,1310,265,1777]" captionTargetId-2="figure@14.[323,1264,265,1702]" captionTargetPageId-0="12" captionTargetPageId-1="13" captionTargetPageId-2="14" captionText-0="Figs 46–55. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Light micrographs of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 46–51. LM views of several specimens showing variation in valve size and shape (the arrows in Fig. 46 show typical bifurcating striae near the central area). 52–53. LM views of the partectal ring with the partecta. 54. LM view of an entire valve with removed partectal ring showing the pseudosepta. 55. LM view of an entire valve with removed partectal ring showing the valve interior. Scale bar: 10 μm." captionText-1="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." captionText-2="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi-0="http://doi.org/10.5281/zenodo.3838531" figureDoi-1="http://doi.org/10.5281/zenodo.3838533" figureDoi-2="http://doi.org/10.5281/zenodo.3838536" httpUri-0="https://zenodo.org/record/3838531/files/figure.png" httpUri-1="https://zenodo.org/record/3838533/files/figure.png" httpUri-2="https://zenodo.org/record/3838536/files/figure.png" pageId="11" pageNumber="12">Figs 46–65</figureCitation>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C32C18B6FFE3FFD64CC3FBF0E8123415" box="[189,1293,1058,1131]" pageId="11" pageNumber="12" type="etymology">
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<paragraph id="8B894B3DFFE3FFD64CC3FBF0EC5B3443" blockId="11.[189,324,1058,1084]" box="[189,324,1058,1084]" pageId="11" pageNumber="12">
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<heading id="D0C1FC51FFE3FFD64CC3FBF0EC5B3443" bold="true" box="[189,324,1058,1084]" fontSize="11" level="3" pageId="11" pageNumber="12" reason="3">
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<emphasis id="B942972FFFE3FFD64CC3FBF0EC5B3443" bold="true" box="[189,324,1058,1084]" pageId="11" pageNumber="12">Etymology</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B894B3DFFE3FFD64CC3FB82E8123415" blockId="11.[189,1293,1104,1131]" box="[189,1293,1104,1131]" pageId="11" pageNumber="12">
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The new species is named after
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<collectingCountry id="F3210BADFFE3FFD64E4AFB82EF8B3415" box="[564,660,1104,1130]" name="Senegal" pageId="11" pageNumber="12">Senegal</collectingCountry>
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, the country from which the new species is described.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32C18B6FFE3FFD64CC3FB40EFE2357F" pageId="11" pageNumber="12" type="materials_examined">
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<paragraph id="8B894B3DFFE3FFD64CC3FB40EDE534D3" blockId="11.[189,250,1170,1196]" box="[189,250,1170,1196]" pageId="11" pageNumber="12">
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<heading id="D0C1FC51FFE3FFD64CC3FB40EDE534D3" bold="true" box="[189,250,1170,1196]" fontSize="11" level="3" pageId="11" pageNumber="12" reason="3">
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<emphasis id="B942972FFFE3FFD64CC3FB40EDE534D3" bold="true" box="[189,250,1170,1196]" pageId="11" pageNumber="12">
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<typeStatus id="548DF59FFFE3FFD64CC3FB40EDE534D3" box="[189,250,1170,1196]" pageId="11" pageNumber="12">Type</typeStatus>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B894B3DFFE3FFD64CC3FB13EFE2357F" blockId="11.[189,1398,1217,1280]" pageId="11" pageNumber="12">
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<collectingCountry id="F3210BADFFE3FFD64CC3FB13EC5834A4" box="[189,327,1217,1243]" name="Senegal" pageId="11" pageNumber="12">SENEGAL</collectingCountry>
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: Lac de Guiers,
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<date id="FF886DFDFFE3FFD64E77FB13EFB434A4" box="[521,683,1217,1244]" pageId="11" pageNumber="12" value="2007-03-10">10 Mar. 2007</date>
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,
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<emphasis id="B942972FFFE3FFD64EC6FB10EE6834A4" box="[696,887,1217,1243]" italics="true" pageId="11" pageNumber="12">
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<collectionCode id="ED27D3F8FFE3FFD64EC6FB10EFD234A4" box="[696,717,1218,1243]" country="Germany" lsid="urn:lsid:biocol.org:col:15534" name="Botanischer Garten und Botanisches Museum Berlin-Dahlem, Zentraleinrichtung der Freien Universitaet" pageId="11" pageNumber="12" type="Herbarium">B</collectionCode>
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. Van de Vijver
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</emphasis>
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sample
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<emphasis id="B942972FFFE3FFD64FA5FB13E92934A4" box="[987,1078,1217,1243]" italics="true" pageId="11" pageNumber="12">SEN-42</emphasis>
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(holo-: slide no. BR-4500; iso-: PLP-334; University of Antwerp, Belgium).
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</paragraph>
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</subSubSection>
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<subSubSection id="C32C18B6FFE3FFD24CC3FAF4EE80347A" lastPageId="15" lastPageNumber="16" pageId="11" pageNumber="12" type="description">
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<paragraph id="8B894B3DFFE3FFD64CC3FAF4EC51353F" blockId="11.[189,334,1318,1344]" box="[189,334,1318,1344]" pageId="11" pageNumber="12">
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<heading id="D0C1FC51FFE3FFD64CC3FAF4EC51353F" bold="true" box="[189,334,1318,1344]" fontSize="11" level="3" pageId="11" pageNumber="12" reason="3">
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<emphasis id="B942972FFFE3FFD64CC3FAF4EC51353F" bold="true" box="[189,334,1318,1344]" pageId="11" pageNumber="12">Description</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B894B3DFFE3FFD64C94FA87EF7A3510" blockId="11.[189,1399,1365,1819]" box="[234,613,1365,1391]" pageId="11" pageNumber="12">
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<emphasis id="B942972FFFE3FFD64C94FA87EF7A3510" bold="true" box="[234,613,1365,1391]" pageId="11" pageNumber="12">
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Light microscopy (
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<figureCitation id="130D57B8FFE3FFD64DAAFA87EF423510" box="[468,605,1365,1391]" captionStart="Figs 46–55" captionStartId="12.[189,241,1698,1724]" captionTargetBox="[189,1398,265,1656]" captionTargetId="figure@12.[189,1398,265,1656]" captionTargetPageId="12" captionText="Figs 46–55. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Light micrographs of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 46–51. LM views of several specimens showing variation in valve size and shape (the arrows in Fig. 46 show typical bifurcating striae near the central area). 52–53. LM views of the partectal ring with the partecta. 54. LM view of an entire valve with removed partectal ring showing the pseudosepta. 55. LM view of an entire valve with removed partectal ring showing the valve interior. Scale bar: 10 μm." figureDoi="http://doi.org/10.5281/zenodo.3838531" httpUri="https://zenodo.org/record/3838531/files/figure.png" pageId="11" pageNumber="12">Figs 46–55</figureCitation>
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)
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</emphasis>
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</paragraph>
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<paragraph id="8B894B3DFFE3FFD64CC3FAABEC803764" blockId="11.[189,1399,1365,1819]" pageId="11" pageNumber="12">
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Valves elliptic-lanceolate with broadly convex margins. Apices slightly protracted, cuneately rounded, never rostrate. Valve dimensions (n = 25): length
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<quantity id="4CCEE6D8FFE3FFD64F71FA4EEE9335C8" box="[783,908,1436,1463]" metricMagnitude="-2" metricUnit="m" metricValue="4.1" metricValueMax="5.6" metricValueMin="2.6" pageId="11" pageNumber="12" unit="mm" value="41.0" valueMax="56.0" valueMin="26.0">26–56 µm</quantity>
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, width 11.5–17.0 µm. Axial area narrow, linear-lanceolate, narrowing towards the apices. Lyre-shaped hyaline depression present close to the axial area, separating 1–2 rows of pseudoloculi from the striae. Central area rather small, transapically elliptical to rectangular. Raphe lateral with undulating branches. Proximal raphe endings weakly expanded, coaxial. Distal endings hooked towards the same direction. Striae slightly radiate throughout, becoming more strongly radiate towards the apices,
|
||
<quantity id="4CCEE6D8FFE3FFD64F3BF99CEEAD3616" box="[837,946,1614,1641]" metricMagnitude="-1" metricUnit="m" metricValue="4.318" metricValueMax="4.572" metricValueMin="4.064" pageId="11" pageNumber="12" unit="in" value="17.0" valueMax="18.0" valueMin="16.0">16–18 in</quantity>
|
||
<quantity id="4CCEE6D8FFE3FFD64FC0F99DE90C3616" box="[958,1043,1615,1641]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="11" pageNumber="12" unit="mm" value="10.0">10 µm</quantity>
|
||
. Occasionally one to several shortened striae inserted near the central area (
|
||
<figureCitation id="130D57B8FFE3FFD64E9DF9A0EE7236F3" box="[739,877,1650,1676]" captionStart="Figs 46–55" captionStartId="12.[189,241,1698,1724]" captionTargetBox="[189,1398,265,1656]" captionTargetId="figure@12.[189,1398,265,1656]" captionTargetPageId="12" captionText="Figs 46–55. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Light micrographs of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 46–51. LM views of several specimens showing variation in valve size and shape (the arrows in Fig. 46 show typical bifurcating striae near the central area). 52–53. LM views of the partectal ring with the partecta. 54. LM view of an entire valve with removed partectal ring showing the pseudosepta. 55. LM view of an entire valve with removed partectal ring showing the valve interior. Scale bar: 10 μm." figureDoi="http://doi.org/10.5281/zenodo.3838531" httpUri="https://zenodo.org/record/3838531/files/figure.png" pageId="11" pageNumber="12">Figs 46, 48</figureCitation>
|
||
). Pseudoloculi well visible in LM,
|
||
<quantity id="4CCEE6D8FFE3FFD64970F9A0E86836F3" box="[1294,1399,1650,1677]" metricMagnitude="-1" metricUnit="m" metricValue="4.445" metricValueMax="5.08" metricValueMin="3.81" pageId="11" pageNumber="12" unit="in" value="17.5" valueMax="20.0" valueMin="15.0">15–20 in</quantity>
|
||
<quantity id="4CCEE6D8FFE3FFD64CC3F944EC1336CF" box="[189,268,1686,1712]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="11" pageNumber="12" unit="mm" value="10.0">10 µm</quantity>
|
||
. Partecta distributed along the entire partectal ring, closely attached to the margins without broad flange, reaching almost the apices. Partecta of different size (
|
||
<quantity id="4CCEE6D8FFE3FFD64FE4F96BEEF736AC" box="[922,1000,1721,1748]" metricMagnitude="-1" metricUnit="m" metricValue="1.524" metricValueMax="1.778" metricValueMin="1.27" pageId="11" pageNumber="12" unit="in" value="6.0" valueMax="7.0" valueMin="5.0">5–7 in</quantity>
|
||
<quantity id="4CCEE6D8FFE3FFD64F8FF968E95B36AB" box="[1009,1092,1722,1748]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="11" pageNumber="12" unit="mm" value="10.0">10 µm</quantity>
|
||
): the middle 4–5 partecta (length 1.9–3.0 µm, width
|
||
<quantity id="4CCEE6D8FFE3FFD64D84F90FEF9C3687" box="[506,643,1757,1784]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.1" metricValueMin="1.9" pageId="11" pageNumber="12" unit="mm" value="2.5" valueMax="3.1" valueMin="1.9">1.9–3.1 µm</quantity>
|
||
) considerable larger than the outer partecta (length
|
||
<quantity id="4CCEE6D8FFE3FFD64899F90FE86E3687" box="[1255,1393,1757,1784]" metricMagnitude="-3" metricUnit="m" metricValue="1.45" metricValueMax="1.8" metricValueMin="1.1" pageId="11" pageNumber="12" unit="mm" value="1.45" valueMax="1.8" valueMin="1.1">1.1–1.8 µm</quantity>
|
||
, width 1.2–2.0 µm).
|
||
</paragraph>
|
||
<paragraph id="8B894B3DFFE3FFD64C94F890EE1F3723" blockId="11.[189,1399,1858,2028]" box="[234,768,1858,1885]" pageId="11" pageNumber="12">
|
||
<emphasis id="B942972FFFE3FFD64C94F890EE1F3723" bold="true" box="[234,768,1858,1885]" pageId="11" pageNumber="12">
|
||
Scanning electron microscopy (
|
||
<figureCitation id="130D57B8FFE3FFD64E11F890EFE83723" box="[623,759,1858,1884]" captionStart-0="Figs 56–59" captionStart-1="Figs 60–65" captionStartId-0="13.[189,241,1817,1843]" captionStartId-1="14.[189,241,1743,1769]" captionTargetBox-0="[278,1310,265,1777]" captionTargetBox-1="[323,1264,265,1702]" captionTargetId-0="figure@13.[278,1310,265,1777]" captionTargetId-1="figure@14.[323,1264,265,1702]" captionTargetPageId-0="13" captionTargetPageId-1="14" captionText-0="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." captionText-1="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi-0="http://doi.org/10.5281/zenodo.3838533" figureDoi-1="http://doi.org/10.5281/zenodo.3838536" httpUri-0="https://zenodo.org/record/3838533/files/figure.png" httpUri-1="https://zenodo.org/record/3838536/files/figure.png" pageId="11" pageNumber="12">Figs 56–65</figureCitation>
|
||
)
|
||
</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8B894B3DFFE3FFD24CC3F8B4EC34328F" blockId="11.[189,1399,1858,2028]" lastBlockId="15.[189,1399,267,752]" lastPageId="15" lastPageNumber="16" pageId="11" pageNumber="12">
|
||
External raphe branches clearly undulating (
|
||
<figureCitation id="130D57B8FFE3FFD64EACF8B4EE3237FE" box="[722,813,1894,1921]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="11" pageNumber="12">Fig. 57</figureCitation>
|
||
). Proximal raphe endings simple to very weakly expanded, slightly deflected (
|
||
<figureCitation id="130D57B8FFE3FFD64E66F858EFBC37DB" box="[536,675,1929,1956]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="11" pageNumber="12">Figs 57–58</figureCitation>
|
||
). Distal raphe fissures centrally crossing the terminal nodule, elongated, hooked towards the same direction, continuing onto the valve mantle (
|
||
<figureCitation id="130D57B8FFE3FFD648D6F87FE82637B7" box="[1192,1337,1965,1992]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="11" pageNumber="12">Figs 57, 58</figureCitation>
|
||
). No marginal crest on the valve face/mantle junction (
|
||
<figureCitation id="130D57B8FFE3FFD64F78F803EE413793" box="[774,862,2001,2028]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="11" pageNumber="12">Fig. 59</figureCitation>
|
||
). Mantle striae uniseriate near the valve face/ mantle junction, biseriate near the mantle edge, composed of several rounded to irregularly shaped pseudoloculi (
|
||
<figureCitation id="130D57B8FFE7FFD24D1CFEFDECA53135" box="[354,442,303,330]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Fig. 59</figureCitation>
|
||
). Valve face clearly subdivided into two zones: outer zone composed of uniseriate striae, with up to 3–7 rounded pseudoloculi, central zone restricted to both sides of the raphe-sternum, formed by a shallow, but distinct lanceolate median depression (
|
||
<figureCitation id="130D57B8FFE7FFD24FD5FEA7E91D31EF" box="[939,1026,373,400]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Fig. 57</figureCitation>
|
||
). Close to the raphe, one row of irregularly scattered rounded pseudoloculi present (
|
||
<figureCitation id="130D57B8FFE7FFD24F6BFE4AEE7431CC" box="[789,875,408,435]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Fig. 58</figureCitation>
|
||
), whereas in the depressions on both sides of the axial area, pseudoloculi transapically elongated, rectangular, diminishing in size towards the apices (
|
||
<figureCitation id="130D57B8FFE7FFD24CB8FE0DEC023185" box="[198,285,479,506]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Fig. 58</figureCitation>
|
||
). Central area slightly raised, thickened. Small hyaline areas present at the apices (
|
||
<figureCitation id="130D57B8FFE7FFD2489FFE0DE8743185" box="[1249,1387,479,506]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Figs 57–58</figureCitation>
|
||
). Shallow irregular depressions sometimes visible in the axial area (
|
||
<figureCitation id="130D57B8FFE7FFD24FC1FDD0E9573262" box="[959,1096,514,541]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Figs 57–58</figureCitation>
|
||
). Internally, hyaline raphe sternum H-shaped lyriform, clearly raised (
|
||
<figureCitation id="130D57B8FFE7FFD24EB8FDF7EE4C323F" box="[710,851,549,576]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Figs 60, 63</figureCitation>
|
||
). Well-developed, raised costa-like interstriae interrupted by the raphe-sternum extending from the axial area towards the valve margins, separating the areolae (
|
||
<figureCitation id="130D57B8FFE7FFD24D2DFDBEECFD32F8" box="[339,482,620,647]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Figs 60, 63</figureCitation>
|
||
). Inner areolae arranged in groups of 6 per pseudoloculus (
|
||
<figureCitation id="130D57B8FFE7FFD248C6FDBEE80C32F8" box="[1208,1299,620,647]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Fig. 62</figureCitation>
|
||
). Raphe branches straight with indistinct, slightly deflected proximal endings, terminating on a weakly raised central nodule (
|
||
<figureCitation id="130D57B8FFE7FFD24D04FD60EF1632B2" box="[378,521,690,717]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Figs 60, 63</figureCitation>
|
||
). Valve apices with small pseudosepta covering the distal raphe endings (
|
||
<figureCitation id="130D57B8FFE7FFD24CB8FD04EC01328F" box="[198,286,725,752]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Fig. 65</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="DF491BB5FFE4FFD14CC3F970E9403712" ID-DOI="http://doi.org/10.5281/zenodo.3838531" ID-Zenodo-Dep="3838531" httpUri="https://zenodo.org/record/3838531/files/figure.png" pageId="12" pageNumber="13" startId="12.[189,241,1698,1724]" targetBox="[189,1398,265,1656]" targetPageId="12">
|
||
<paragraph id="8B894B3DFFE4FFD14CC3F970E9403712" blockId="12.[189,1399,1698,1901]" pageId="12" pageNumber="13">
|
||
<emphasis id="B942972FFFE4FFD14CC3F970EC5536C3" bold="true" box="[189,330,1698,1724]" pageId="12" pageNumber="13">Figs 46–55.</emphasis>
|
||
<taxonomicName id="4C3630BEFFE4FFD14D2DF970E93036C2" authority="Van de Vijver, Fofana, Sow & Ector" authorityName="Van de Vijver, Fofana, Sow & Ector" authorityYear="2017" box="[339,1071,1698,1725]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="12" pageNumber="13" phylum="Bacillariophyta" rank="species" species="senegalensis" status="sp. nov.">
|
||
<emphasis id="B942972FFFE4FFD14D2DF970EF6936C3" box="[339,630,1698,1724]" italics="true" pageId="12" pageNumber="13">Mastogloia senegalensis</emphasis>
|
||
Van de Vijver, Fofana, Sow & Ector
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2712A54FFE4FFD14849F971E98C36C2" box="[1079,1171,1699,1725]" pageId="12" pageNumber="13" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Light micrographs of valves from the Lac de Guiers type population (
|
||
<emphasis id="B942972FFFE4FFD14F5BF914EED936A0" box="[805,966,1733,1759]" italics="true" pageId="12" pageNumber="13">Van de Vijver</emphasis>
|
||
sample
|
||
<emphasis id="B942972FFFE4FFD14852F917E99736A0" box="[1068,1160,1733,1759]" italics="true" pageId="12" pageNumber="13">SEN-42</emphasis>
|
||
).
|
||
<emphasis id="B942972FFFE4FFD148DCF917E9F436A0" bold="true" box="[1186,1259,1733,1759]" pageId="12" pageNumber="13">46–51</emphasis>
|
||
. LM views of several specimens showing variation in valve size and shape (the arrows in Fig. 46 show typical bifurcating striae near the central area).
|
||
<emphasis id="B942972FFFE4FFD14EF0F8DEEFC83759" bold="true" box="[654,727,1804,1830]" pageId="12" pageNumber="13">52–53</emphasis>
|
||
. LM views of the partectal ring with the partecta.
|
||
<emphasis id="B942972FFFE4FFD14961F8DEE8233759" bold="true" box="[1311,1340,1804,1830]" pageId="12" pageNumber="13">54</emphasis>
|
||
. LM view of an entire valve with removed partectal ring showing the pseudosepta.
|
||
<emphasis id="B942972FFFE4FFD1482FF8FDE9713736" bold="true" box="[1105,1134,1839,1865]" pageId="12" pageNumber="13">55</emphasis>
|
||
. LM view of an entire valve with removed partectal ring showing the valve interior. Scale bar: 10 μm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF491BB5FFE5FFD04CC3F8CBEF97379B" ID-DOI="http://doi.org/10.5281/zenodo.3838533" ID-Zenodo-Dep="3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="13" pageNumber="14" startId="13.[189,241,1817,1843]" targetBox="[278,1310,265,1777]" targetPageId="13">
|
||
<paragraph id="8B894B3DFFE5FFD04CC3F8CBEF97379B" blockId="13.[189,1399,1817,2020]" pageId="13" pageNumber="14">
|
||
<emphasis id="B942972FFFE5FFD04CC3F8CBEC54374C" bold="true" box="[189,331,1817,1843]" pageId="13" pageNumber="14">Figs 56–59.</emphasis>
|
||
<taxonomicName id="4C3630BEFFE5FFD04D2AF8CBE92C374B" authority="Van de Vijver, Fofana, Sow & Ector" authorityName="Van de Vijver, Fofana, Sow & Ector" authorityYear="2017" box="[340,1075,1817,1844]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="13" pageNumber="14" phylum="Bacillariophyta" rank="species" species="senegalensis" status="sp. nov.">
|
||
<emphasis id="B942972FFFE5FFD04D2AF8CBEF68374C" box="[340,631,1817,1843]" italics="true" pageId="13" pageNumber="14">Mastogloia senegalensis</emphasis>
|
||
Van de Vijver, Fofana, Sow & Ector
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2712A54FFE5FFD04842F8C8E986374B" box="[1084,1177,1818,1844]" pageId="13" pageNumber="14" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (
|
||
<emphasis id="B942972FFFE5FFD04877F8EFE9B83729" box="[1033,1191,1852,1878]" italics="true" pageId="13" pageNumber="14">Van de Vijver</emphasis>
|
||
sample
|
||
<emphasis id="B942972FFFE5FFD04974F8EEE8793729" box="[1290,1382,1852,1878]" italics="true" pageId="13" pageNumber="14">SEN-42</emphasis>
|
||
).
|
||
<emphasis id="B942972FFFE5FFD04CC3F8B2EDC53705" bold="true" box="[189,218,1888,1914]" pageId="13" pageNumber="14">56</emphasis>
|
||
. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae.
|
||
<emphasis id="B942972FFFE5FFD04970F8B2E8343705" bold="true" box="[1294,1323,1888,1914]" pageId="13" pageNumber="14">57</emphasis>
|
||
. SEM external view of an entire valve with typical undulating raphe branches.
|
||
<emphasis id="B942972FFFE5FFD0486DF851E92F37E2" bold="true" box="[1043,1072,1923,1949]" pageId="13" pageNumber="14">58</emphasis>
|
||
. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe.
|
||
<emphasis id="B942972FFFE5FFD04820F874E96437BF" bold="true" box="[1118,1147,1958,1984]" pageId="13" pageNumber="14">59</emphasis>
|
||
. SEM external detail of the valve mantle. Scale bars: 10 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF491BB5FFE6FFD34CC3F91DEC20379F" ID-DOI="http://doi.org/10.5281/zenodo.3838536" ID-Zenodo-Dep="3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="14" pageNumber="15" startId="14.[189,241,1743,1769]" targetBox="[323,1264,265,1702]" targetPageId="14">
|
||
<paragraph id="8B894B3DFFE6FFD34CC3F91DEC20379F" blockId="14.[189,1399,1743,2016]" pageId="14" pageNumber="15">
|
||
<emphasis id="B942972FFFE6FFD34CC3F91DEC543696" bold="true" box="[189,331,1743,1769]" pageId="14" pageNumber="15">Figs 60–65.</emphasis>
|
||
<taxonomicName id="4C3630BEFFE6FFD34D2AF91DE92C3695" authority="Van de Vijver, Fofana, Sow & Ector" authorityName="Van de Vijver, Fofana, Sow & Ector" authorityYear="2017" box="[340,1075,1743,1770]" class="Bacillariophyceae" family="Mastogloiaceae" genus="Mastogloia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Mastogloiales" pageId="14" pageNumber="15" phylum="Bacillariophyta" rank="species" species="senegalensis" status="sp. nov.">
|
||
<emphasis id="B942972FFFE6FFD34D2AF91DEF683696" box="[340,631,1743,1769]" italics="true" pageId="14" pageNumber="15">Mastogloia senegalensis</emphasis>
|
||
Van de Vijver, Fofana, Sow & Ector
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2712A54FFE6FFD34842F902E9863695" box="[1084,1177,1744,1770]" pageId="14" pageNumber="15" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (
|
||
<emphasis id="B942972FFFE6FFD34877F921E9B83773" box="[1033,1191,1778,1804]" italics="true" pageId="14" pageNumber="15">Van de Vijver</emphasis>
|
||
sample
|
||
<emphasis id="B942972FFFE6FFD34974F921E8793772" box="[1290,1382,1779,1805]" italics="true" pageId="14" pageNumber="15">SEN-42</emphasis>
|
||
).
|
||
<emphasis id="B942972FFFE6FFD34CC3F8C4EDC5374F" bold="true" box="[189,218,1814,1840]" pageId="14" pageNumber="15">60</emphasis>
|
||
. SEM internal view of an entire valve with the partectal ring.
|
||
<emphasis id="B942972FFFE6FFD34FAAF8C4E902374F" bold="true" box="[980,1053,1814,1840]" pageId="14" pageNumber="15">61–62</emphasis>
|
||
. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex.
|
||
<emphasis id="B942972FFFE6FFD34FB7F8EBEEF9372C" bold="true" box="[969,998,1849,1875]" pageId="14" pageNumber="15">63</emphasis>
|
||
. SEM internal detail of the central area and part of the partectal ring.
|
||
<emphasis id="B942972FFFE6FFD34E23F88EEF653709" bold="true" box="[605,634,1884,1910]" pageId="14" pageNumber="15">64</emphasis>
|
||
. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques.
|
||
<emphasis id="B942972FFFE6FFD3482EF8ADE97237E6" bold="true" box="[1104,1133,1919,1945]" pageId="14" pageNumber="15">65</emphasis>
|
||
. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B894B3DFFE7FFD24CC3FCC5EE80347A" blockId="15.[189,1399,791,1029]" pageId="15" pageNumber="16">
|
||
Girdle composed of the valvocopulae and one open, non-perforated copula (
|
||
<figureCitation id="130D57B8FFE7FFD2484CFCC5E996334D" box="[1074,1161,791,818]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Fig. 56</figureCitation>
|
||
). Valvocopulae with partectal ring, opening near the apices through a series of partectal pores (
|
||
<figureCitation id="130D57B8FFE7FFD2484BFCE8E9DE332A" box="[1077,1217,826,853]" captionStart="Figs 56–59" captionStartId="13.[189,241,1817,1843]" captionTargetBox="[278,1310,265,1777]" captionTargetId="figure@13.[278,1310,265,1777]" captionTargetPageId="13" captionText="Figs 56–59. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 56. SEM girdle view of an entire frustule showing the partectal pores and the mantle areolae. 57. SEM external view of an entire valve with typical undulating raphe branches. 58. SEM external detail of the apex and the axial area with the depressed grooved on both sides of the raphe. 59. SEM external detail of the valve mantle. Scale bars: 10 µm." figureDoi="http://doi.org/10.5281/zenodo.3838533" httpUri="https://zenodo.org/record/3838533/files/figure.png" pageId="15" pageNumber="16">Figs 56, 59</figureCitation>
|
||
). Partectal ring opening at the poles by a cleft, covering entirely the pseudosepta (
|
||
<figureCitation id="130D57B8FFE7FFD24FB0FC8CE9463307" box="[974,1113,861,888]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Figs 60–62</figureCitation>
|
||
). Lacunae never present (
|
||
<figureCitation id="130D57B8FFE7FFD24CBBFC53EC4E33E3" box="[197,337,897,924]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Figs 61–62</figureCitation>
|
||
). Partecta extending almost entirely to the valve apex, with only a small siliceous flange (
|
||
<figureCitation id="130D57B8FFE7FFD24CBBFC76EC4B33C0" box="[197,340,932,959]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Figs 60, 64</figureCitation>
|
||
). Partecta subequal in size with the large ones grouped in the middle, the smaller ones nearer to the apices (
|
||
<figureCitation id="130D57B8FFE7FFD24DD3FC15EF1B339D" box="[429,516,967,994]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Fig. 60</figureCitation>
|
||
). Partecta ornamented with several series of small, rounded areolae, loosely aggregated in distinct plaques and arranged inwardly (
|
||
<figureCitation id="130D57B8FFE7FFD24F44FC38EE8D347A" box="[826,914,1002,1029]" captionStart="Figs 60–65" captionStartId="14.[189,241,1743,1769]" captionTargetBox="[323,1264,265,1702]" captionTargetId="figure@14.[323,1264,265,1702]" captionTargetPageId="14" captionText="Figs 60–65. Mastogloia senegalensis Van de Vijver, Fofana, Sow & Ector sp. nov. Scanning electron micrographs (SEM) of valves from the Lac de Guiers type population (Van de Vijver sample SEN-42). 60. SEM internal view of an entire valve with the partectal ring. 61–62. SEM internal details of the partectal ring near the valve apices showing the cleft on each apex. 63. SEM internal detail of the central area and part of the partectal ring. 64. SEM internal detail of the partecta showing the partectal walls with 2–4 series of small, rounded pores loosely aggregated in distinct plaques. 65. SEM internal view of a valve apex without the partectal ring (note the small pseudoseptum). Scale bars: 60–63, 65 = 10 µm; 64 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.3838536" httpUri="https://zenodo.org/record/3838536/files/figure.png" pageId="15" pageNumber="16">Fig. 64</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |