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137 lines
20 KiB
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<document id="5F34335C862AB5260133C2E7F9542FC7" ID-CLB-Dataset="58894" ID-DOI="10.5852/ejt.2023.861.2063" ID-GBIF-Dataset="98f15b31-8fcd-4ea4-9621-6bff596e64fe" ID-ISSN="2118-9773" ID-Zenodo-Dep="7710258" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1678329856084" checkinUser="felipe" docAuthor="Véron, Benoît, Rougier, Etienne, Taylor, Anthony & Goux, Didier" docDate="2023" docId="03FBF1168461FFEAFDF1FA0D69BFFEF8" docLanguage="en" docName="ejt-861_21-47.pdf" docOrigin="European Journal of Taxonomy 861" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Rebecca Veron" docType="treatment" docVersion="6" lastPageNumber="35" masterDocId="FFC2896E846FFFE5FF98FFD16A26FF91" masterDocTitle="New species of Pavlovophyceae (Haptophyta) and revision of the genera Exanthemachrysis, Rebecca and Pavlova" masterLastPageNumber="47" masterPageNumber="21" pageNumber="35" updateTime="1699476326315" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="2C122423F97027E6E559F2C95735D9F3">New species of Pavlovophyceae (Haptophyta) and revision of the genera Exanthemachrysis, Rebecca and Pavlova</mods:title>
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<mods:name id="966F7EFD19DB3995C6DBAC084988A076" type="personal">
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<mods:namePart id="F2A6EF25334A063B1EABAB0082689A11">Véron, Benoît</mods:namePart>
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<mods:affiliation id="7B355548CE11B2C7D87D177195C693FF">Laboratoire de Biologie des Organismes et Écosystèmes Aquatiques (BOREA) Université de Caen-Normandie, MNHN, SU, UA, CNRS, IRD, 14000 Caen, France. & Normandie Université, UNICAEN, UMR 8067 BOREA, MNHN, SU, CNRS, IRD- 207, UA, 14000 Caen, France.</mods:affiliation>
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<mods:nameIdentifier id="FBB7A605FA4F0C4C2596F249401F8D3A" type="email">benoit.veron@unicaen.fr</mods:nameIdentifier>
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<mods:namePart id="A3191CB0C2E7FA278F28DEAE460148D3">Rougier, Etienne</mods:namePart>
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<mods:affiliation id="306B1D2F620A0593D024F8FAEFB1C243">Laboratoire de Biologie des Organismes et Écosystèmes Aquatiques (BOREA) Université de Caen-Normandie, MNHN, SU, UA, CNRS, IRD, 14000 Caen, France. & Normandie Université, UNICAEN, UMR 8067 BOREA, MNHN, SU, CNRS, IRD- 207, UA, 14000 Caen, France.</mods:affiliation>
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<mods:nameIdentifier id="3591F965038850629C23CDDF5528E688" type="email">etienne.rougier@gmail.com</mods:nameIdentifier>
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<mods:namePart id="4F98E876841F7E81CDAC001F0B7D8782">Taylor, Anthony</mods:namePart>
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<mods:affiliation id="E5F86F96F9023F842715244A9BC5BAE8">Laboratoire de Biologie des Organismes et Écosystèmes Aquatiques (BOREA) Université de Caen-Normandie, MNHN, SU, UA, CNRS, IRD, 14000 Caen, France. & Normandie Université, UNICAEN, UMR 8067 BOREA, MNHN, SU, CNRS, IRD- 207, UA, 14000 Caen, France. & Institute of Marine Sciences, University of Portsmouth, Portsmouth, Hampshire, UK.</mods:affiliation>
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<mods:nameIdentifier id="6582C06C5A0BAA89D41E0D46DCD7BFA5" type="email">anthony.taylor2590@gmail.com</mods:nameIdentifier>
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<mods:namePart id="4CE9E2A295906942776643EE8AA70D92">Goux, Didier</mods:namePart>
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<mods:affiliation id="8158960E25DE436083274614CBD0E703">Normandie Université, UNICAEN, CMAbio 3 (Centre de Microscopie Appliquée à la Biologie), SF EMerode, 14000 Caen, France. & Normandie Université, ENSICAEN, UNICAEN, CNRS, UMR 6508 CRISMAT, 14000 Caen, France.</mods:affiliation>
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<mods:nameIdentifier id="6636ECA944FD6B55EBE0220EF6B09676" type="email">didier.goux@unicaen.fr</mods:nameIdentifier>
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<mods:title id="83E4841B68B4287D58830331343CE663">European Journal of Taxonomy</mods:title>
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<mods:part id="6710B8B1958D82932533B8FB733DB726">
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<mods:date id="B66576ABBAFBA0372B5D4D155DCB8962">2023</mods:date>
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<mods:number id="7431E139DE5575A6E33CD67C4EC1F1DA">2023-03-08</mods:number>
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<mods:number id="41140D8B0D37C544CA76C7EF5C231964">861</mods:number>
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<mods:identifier id="B252162303FAFF5D1C78D08C4182A448" type="DOI">10.5852/ejt.2023.861.2063</mods:identifier>
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<treatment id="03FBF1168461FFEAFDF1FA0D69BFFEF8" ID-DOI="http://doi.org/10.5281/zenodo.7710236" ID-GBIF-Taxon="209434624" ID-Zenodo-Dep="7710236" LSID="urn:lsid:plazi:treatment:03FBF1168461FFEAFDF1FA0D69BFFEF8" httpUri="http://treatment.plazi.org/id/03FBF1168461FFEAFDF1FA0D69BFFEF8" lastPageId="15" lastPageNumber="35" pageId="14" pageNumber="35">
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<subSubSection id="C348138B8461FFEBFDF1FA0D69ECFA67" box="[617,970,1500,1527]" pageId="14" pageNumber="35" type="nomenclature">
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<paragraph id="8BED40008461FFEBFDF1FA0D69ECFA67" blockId="14.[617,970,1500,1562]" box="[617,970,1500,1527]" pageId="14" pageNumber="35">
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<heading id="D0A5F76C8461FFEBFDF1FA0D69ECFA67" box="[617,970,1500,1527]" centered="true" fontSize="11" level="2" pageId="14" pageNumber="35" reason="2">
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<taxonomicName id="4C523B838461FFEBFDF1FA0D69ECFA67" ID-CoL="77D3" ID-ENA="561168" authority="Green emend. Veron" authorityName="Veron" box="[617,970,1500,1527]" class="Pavlovophyceae" family="Pavlovaceae" genus="Rebecca" kingdom="Chromista" order="Pavlovales" pageId="14" pageNumber="35" phylum="Haptophyta" rank="genus">
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<emphasis id="B9269C128461FFEBFDF1FA0D68E8FA66" bold="true" box="[617,718,1500,1527]" italics="true" pageId="14" pageNumber="35">Rebecca</emphasis>
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Green emend. Véron
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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="C348138B8461FFEBFD7FF9D16BAFF9CA" pageId="14" pageNumber="35" type="description">
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<paragraph id="8BED40008461FFEBFD7FF9D1696BF98B" blockId="14.[617,970,1500,1562]" box="[743,845,1536,1562]" pageId="14" pageNumber="35">
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<figureCitation id="13695C858461FFEBFD7FF9D1696BF98B" box="[743,845,1536,1562]" captionStart-0="Fig" captionStart-1="Fig" captionStart-2="Fig" captionStartId-0="11.[189,232,1716,1742]" captionStartId-1="12.[189,232,1574,1600]" captionStartId-2="13.[189,232,1716,1742]" captionTargetBox-0="[199,1385,809,1678]" captionTargetBox-1="[246,1341,265,1536]" captionTargetBox-2="[250,1337,265,1679]" captionTargetId-0="figure-125@11.[199,1385,809,1678]" captionTargetId-1="figure-15@12.[246,1341,265,1536]" captionTargetId-2="figure-12@13.[250,1337,265,1679]" captionTargetPageId-0="11" captionTargetPageId-1="12" captionTargetPageId-2="13" captionText-0="Fig. 7. Rebecca billardiae Véron sp. nov. (AC537), flagellate motile and non-motile cells, LM images. A. Gathering angular non-swimming flagellate cells with an S-shaped AF (white arrows). B. Polyhedral free-swimming cell with bilobed lateral golden-brown C, S-shaped AF (white arrow) and posterior beaded filipodium (black arrows). C–D. Cells of various shapes showing sub-apical insertion into a pit (white arrows) of the S-shaped AF. Posterior branched beaded filipodia present at the terminal part of the cell (black arrows). E. Ventral view of an angular free-swimming cell with sub-apical insertion of S-shaped AF into a pit (white arrow). F. Rounded cells with S-shaped sub-apically inserted AF (white arrow), posterior filipodium (black arrow) and bilobed golden-brown C. Scale bars: Scale bars: A = 4 μm; B–D, F = 5 μm; E = 1 μm." captionText-1="Fig. 8. Rebecca billardiae Véron sp. nov. (AC537), flagella, plasma membrane and knob-scales, TEM images (A–D, G–H = Fix 1; E–F = Fix 2). A. Angular cell with bilobed C and TH lamellae grouped by 3 sometimes twisted. B. Longitudinal section of a motile cell displaying the AF bearing few KS (white arrows) and the adjacent H. C. Cross-section of the sub-apical pit of a non-swimming cell containing the bases of H and F (transverse section – right, oblique section – left) sheathed by cytoplasm and surrounded by the plasma membrane (black arrow). D. Inflated G secretory vesicles unloading their materials including KS near the flagellar insertion zone. E. Periphery of a cell showing continuity of the plasma membrane along the curved AF, both covered with pedunculate KS (white arrows). F. Isolated plasma membrane retaining pedunculate mono-constricted club-shaped KS sporadically dispersed on its surface. G. Longitudinal section of a motile cell displaying the AF and PF both bearing few KS (white arrows) and the naked H. Note discharge of KS by G cisternae. H. Reduced PF cut in median longitudinal section showing microtubules and bearing a dense pedunculate club-shaped KS (white arrow). Central pair of microtubules is absent. Scale bars: A = 2 µm; B–D, H = 0.5 µm; E–F = 50 nm; G = 1 µm." captionText-2="Fig. 9. Rebecca billardiae Véron sp. nov. (AC537), flagellar apparatus details of motile cells. A–E. SEM images. A. Ventral view of a cuboid cell with the S-shaped distally tapered AF and curved H. B-C. Ventral views of angular cells with the S-shaped AF covered with KS, the vestigial PF and the curved bipartite H between both F. D-E. Details of the insertion the 3 appendages. D. Vestigial PF. E. Bipartite H with the proximal hook-shaped half and the distal half forming a pearl string structure. Note distally tapered AF. F–G. Negative staining images. F. Proximal part of the tomentose AF with multilayered KS (white arrow), extending after a bare proximal zone (black arrow) in the immediate vicinity of the cell. G. Details of mono-constricted (white arrows) KS covering the distally attenuated AF. Scale bars: A, C, E–F = 1 µm; B = 2 µm; D = 100 nm; G = 200 nm." figureDoi-0="http://doi.org/10.5281/zenodo.7710272" figureDoi-1="http://doi.org/10.5281/zenodo.7710274" figureDoi-2="http://doi.org/10.5281/zenodo.7710276" httpUri-0="https://zenodo.org/record/7710272/files/figure.png" httpUri-1="https://zenodo.org/record/7710274/files/figure.png" httpUri-2="https://zenodo.org/record/7710276/files/figure.png" pageId="14" pageNumber="35">Figs 7–9</figureCitation>
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</paragraph>
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<paragraph id="8BED40008461FFEBFF25F9906BAFF9CA" blockId="14.[189,393,1601,1627]" box="[189,393,1601,1627]" pageId="14" pageNumber="35">
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<heading id="D0A5F76C8461FFEBFF25F9906BAFF9CA" bold="true" box="[189,393,1601,1627]" fontSize="11" level="3" pageId="14" pageNumber="35" reason="3">
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<emphasis id="B9269C128461FFEBFF25F9906BAFF9CA" bold="true" box="[189,393,1601,1627]" pageId="14" pageNumber="35">Included species</emphasis>
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</heading>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C348138B8461FFEBFF25F9A16BDAF8A0" pageId="14" pageNumber="35" type="reference_group">
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<paragraph id="8BED40008461FFEBFF25F9A16ECDF93F" blockId="14.[189,1398,1648,1710]" pageId="14" pageNumber="35">
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<taxonomicName id="4C523B838461FFEBFF25F9A1684AF91B" authority="(Carter) Green 2000" authorityName="Green" authorityYear="2000" baseAuthorityName="Carter" box="[189,620,1648,1674]" class="Pavlovophyceae" family="Pavlovaceae" genus="Rebecca" kingdom="Chromista" order="Pavlovales" pageId="14" pageNumber="35" phylum="Haptophyta" rank="species" species="salina">
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<emphasis id="B9269C128461FFEBFF25F9A16B57F91B" box="[189,369,1648,1674]" italics="true" pageId="14" pageNumber="35">Rebecca salina</emphasis>
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(Carter) Green 2000
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</taxonomicName>
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. –
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<taxonomicName id="4C523B838461FFEBFD08F9A16E04F91B" authority="Carter 1937" authorityName="Carter" authorityYear="1937" box="[656,1058,1648,1674]" class="Xanthophyceae" family="Chloramoebaceae" genus="Nephrochloris" kingdom="Chromista" order="Chloramoebales" pageId="14" pageNumber="35" phylum="Ochrophyta" rank="species" species="salina">
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<emphasis id="B9269C128461FFEBFD08F9A169AFF91B" box="[656,905,1648,1674]" italics="true" pageId="14" pageNumber="35">Nephrochloris salina</emphasis>
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<bibRefCitation id="EFC33DF18461FFEBFC09F9A16E04F91B" author="Carter N." box="[913,1058,1648,1674]" pageId="14" pageNumber="35" pagination="1 - 68" refId="ref12101" refString="Carter N. 1937. New and interesting algae from brackish water. Archiv fur Protistenkunde 90: 1 - 68." type="journal article" year="1937">Carter 1937</bibRefCitation>
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</taxonomicName>
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: pl. 2, figs 10–22. –
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<taxonomicName id="4C523B838461FFEBFA8EF9A16811F93C" authority="van der Veer 1969" authorityName="van der Veer" authorityYear="1969" class="Pavlovophyceae" family="Pavlovaceae" genus="Pavlova" kingdom="Chromista" order="Pavlovales" pageId="14" pageNumber="35" phylum="Haptophyta" rank="species" species="mesolychnon">
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<emphasis id="B9269C128461FFEBFA8EF9A16B70F93C" italics="true" pageId="14" pageNumber="35">Pavlova mesolychnon</emphasis>
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<bibRefCitation id="EFC33DF18461FFEBFEC5F9456811F93C" author="van der Veer J." box="[349,567,1683,1710]" pageId="14" pageNumber="35" pagination="496 - 510" refId="ref13789" refString="van der Veer J. 1969. Pavlova mesolychnon (Chrysophyta) a new species from the Tamar estuary, Cornwall. Acta Botanica Neerlandica 18 (4): 496 - 510. https: // doi. org / 10.1111 / j. 1438 - 8677.1969. tb 00590. x" type="journal article" year="1969">van der Veer 1969</bibRefCitation>
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</taxonomicName>
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: figs 1–21. –
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<taxonomicName id="4C523B838461FFEBFD4CF9426E5AF93C" authority="(Carter) Green 1976" authorityName="Green" authorityYear="1976" baseAuthorityName="Carter" box="[724,1148,1683,1710]" class="Pavlovophyceae" family="Pavlovaceae" genus="Pavlova" kingdom="Chromista" order="Pavlovales" pageId="14" pageNumber="35" phylum="Haptophyta" rank="species" species="salina">
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<emphasis id="B9269C128461FFEBFD4CF94269A5F93C" box="[724,899,1683,1709]" italics="true" pageId="14" pageNumber="35">Pavlova salina</emphasis>
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(Carter)
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<bibRefCitation id="EFC33DF18461FFEBFC76F9456E5AF93C" author="Green J. C." box="[1006,1148,1683,1710]" pageId="14" pageNumber="35" pagination="595 - 602" refId="ref12644" refString="Green J. C. 1976. Notes on the flagellar apparatus and taxonomy of Pavlova mesolychnon Van der Veer, and on the status of Pavlova Butcher and related genera within the Haptophyceae. Journal of the Marine Biological Association of the United Kingdom 56: 595 - 602. https: // doi. org / 10.1017 / S 0025315400020671" type="journal article" year="1976">Green 1976</bibRefCitation>
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</taxonomicName>
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: pls. 1–2.
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</paragraph>
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<paragraph id="8BED40008461FFEBFF25F9046F27F97E" blockId="14.[189,1281,1749,1776]" box="[189,1281,1749,1776]" pageId="14" pageNumber="35">
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<taxonomicName id="4C523B838461FFEBFF25F90468EFF97E" authority="(van der Veer) Green 2000" authorityName="Green" authorityYear="2000" baseAuthorityName="van der Veer" box="[189,713,1749,1775]" class="Pavlovophyceae" family="Pavlovaceae" genus="Rebecca" kingdom="Chromista" order="Pavlovales" pageId="14" pageNumber="35" phylum="Haptophyta" rank="species" species="helicata">
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<emphasis id="B9269C128461FFEBFF25F9046BA1F97E" box="[189,391,1749,1775]" italics="true" pageId="14" pageNumber="35">Rebecca helicata</emphasis>
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(van der Veer) Green 2000
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</taxonomicName>
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. –
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<taxonomicName id="4C523B838461FFEBFD72F9046EB4F97E" authority="van der Veer 1972" authorityName="van der Veer" authorityYear="1972" box="[746,1170,1749,1776]" class="Pavlovophyceae" family="Pavlovaceae" genus="Pavlova" kingdom="Chromista" order="Pavlovales" pageId="14" pageNumber="35" phylum="Haptophyta" rank="species" species="helicata">
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<emphasis id="B9269C128461FFEBFD72F9046997F97E" box="[746,945,1749,1775]" italics="true" pageId="14" pageNumber="35">Pavlova helicata</emphasis>
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<bibRefCitation id="EFC33DF18461FFEBFC20F9076EB4F97E" author="van der Veer J." box="[952,1170,1749,1776]" pageId="14" pageNumber="35" pagination="131 - 159" refId="ref13842" refString="van der Veer J. 1972. Pavlova helicata (Haptophyceae), a new species from the Frisian Island Schiermonnnikoog, the Neverthlands. Nova Hedwigia 23: 131 - 159." type="journal article" year="1972">van der Veer 1972</bibRefCitation>
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</taxonomicName>
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: figs 1–8.
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</paragraph>
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<paragraph id="8BED40008461FFEBFF25F8C66BDAF8A0" blockId="14.[189,508,1815,1841]" box="[189,508,1815,1841]" pageId="14" pageNumber="35">
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<taxonomicName id="4C523B838461FFEBFF25F8C66BBDF8A0" authority="Véron & Rougier & Taylor & Goux, 2023" authorityName="Véron & Rougier & Taylor & Goux" authorityYear="2023" box="[189,411,1815,1841]" class="Pavlovophyceae" family="Pavlovaceae" genus="Rebecca" kingdom="Chromista" order="Pavlovales" pageId="14" pageNumber="35" phylum="Haptophyta" rank="species" species="billardiae" status="sp. nov.">
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<emphasis id="B9269C128461FFEBFF25F8C66BBDF8A0" box="[189,411,1815,1841]" italics="true" pageId="14" pageNumber="35">Rebecca billardiae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A21521698461FFEBFE3AF8C66BDAF8A0" box="[418,508,1815,1841]" pageId="14" pageNumber="35" rank="species">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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||
<subSubSection id="C348138B8461FFEAFF25F88869BFFEF8" lastPageId="15" lastPageNumber="36" pageId="14" pageNumber="35" type="description">
|
||
<paragraph id="8BED40008461FFEBFF25F8886BE1F8E3" blockId="14.[189,455,1880,1907]" box="[189,455,1880,1907]" pageId="14" pageNumber="35">
|
||
<heading id="D0A5F76C8461FFEBFF25F8886BE1F8E3" bold="true" box="[189,455,1880,1907]" fontSize="11" level="3" pageId="14" pageNumber="35" reason="3">
|
||
<emphasis id="B9269C128461FFEBFF25F8886BE1F8E3" bold="true" box="[189,455,1880,1907]" pageId="14" pageNumber="35">Emended description</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="8BED40008461FFEAFF25F85669BFFEF8" blockId="14.[189,1399,1927,2025]" lastBlockId="15.[189,1398,265,362]" lastPageId="15" lastPageNumber="36" pageId="14" pageNumber="35">Cells solitary, free-swimming, sometimes immobile, elongated and slightly compressed or angular to almost cubic, with two unequal flagella and short haptonema. Longer anterior flagellum with fine nontubular hairs, posterior flagellum vestigial. A pit or canal penetrating the cell near the long anterior flagellum. Clavate or mono-constricted scales on the cell body and rows of di- or trimeric scales on the anterior flagellum. Pale yellow-green to golden-brown bilobed single chloroplast with parallel and helicoidal thylakoid arrangement, stigma and pyrenoid absent.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |