treatments-xml/data/F7/84/9D/F7849DE942DC53DAABB276945D6B1C0C.xml

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<document ID-CLB-Dataset="6560" ID-DOI="http://dx.doi.org/10.3897/phytokeys.178.64426" ID-GBIF-Dataset="ced1fcd1-d652-41c3-a450-48ed783684eb" ID-PMC="PMC8159919" ID-Pensoft-Pub="1314-2003-178-31" ID-Pensoft-UUID="286CBEFF513C55E1B66F6224758AC2F6" ID-PubMed="34084067" ModsDocID="1314-2003-178-31" checkinTime="1621541777160" checkinUser="pensoft" docAuthor="Bilous, Olena P., Genkal, Sergey I., Zimmermann, Jonas, Kusber, Wolf-Henning &amp; Jahn, Regine" docDate="2021" docId="F7849DE942DC53DAABB276945D6B1C0C" docLanguage="en" docName="PhytoKeys 178: 31-69" docOrigin="PhytoKeys 178" docPubDate="2021-05-20" docSource="http://dx.doi.org/10.3897/phytokeys.178.64426" docTitle="Stephanodiscus makarovae Genkal in Nov. Syst. Nizsh. Rast. 15: 13, pl. 2, fig. 1. 1978." docType="treatment" docVersion="7" id="286CBEFF513C55E1B66F6224758AC2F6" lastPageNumber="31" masterDocId="286CBEFF513C55E1B66F6224758AC2F6" masterDocTitle="Centric diatom diversity in the lower part of the Southern Bug river (Ukraine): the transitional zone at Mykolaiv city" masterLastPageNumber="69" masterPageNumber="31" pageNumber="31" updateTime="1720537886198" updateUser="ExternalLinkService">
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<mods:title id="CA776B288FE47250826CE0E61A609B6B">Centric diatom diversity in the lower part of the Southern Bug river (Ukraine): the transitional zone at Mykolaiv city</mods:title>
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<mods:namePart id="A6B96EEFB5D7A00B0DA0F1BDC418F11A">Bilous, Olena P.</mods:namePart>
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<mods:affiliation id="56EBE462F4B7AE6505EB8F6CFB9D1BCD">Institute of Hydrobiology, NAS of Ukraine, 12 Geroyiv Stalingrada Ave., Kiyv 04210, Ukraine</mods:affiliation>
<mods:nameIdentifier id="399A56CC5339C1B24A4F6503138DADB1" type="email">bilous_olena@ukr.net</mods:nameIdentifier>
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<mods:namePart id="36788949B544E4584D39A380DDC8E809">Genkal, Sergey I.</mods:namePart>
<mods:affiliation id="A0C447E60DB0E5F0215B7434F7D9ABE4">I. D. Papanin Institute for Biology of Inland Waters of RAS, Settle Borok, Nekouz District, Yaroslavl Region 152742, Russia</mods:affiliation>
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<mods:namePart id="9CF37EACD699B1CFD58D738E76BFB23E">Zimmermann, Jonas</mods:namePart>
<mods:affiliation id="3C1DA9522AC73B437C36C5A95C35D86C">Botanischer Garten und Botanisches Museum Berlin, Freie Universitaet Berlin, Koenigin-Luise Str. 6 - 8, Berlin 14195, Germany</mods:affiliation>
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<mods:namePart id="3D65CEB45B6EB4D02FF8681CF8BDF2E0">Kusber, Wolf-Henning</mods:namePart>
<mods:affiliation id="738AE6493026A60EA15CBD20EEB5E93E">Botanischer Garten und Botanisches Museum Berlin, Freie Universitaet Berlin, Koenigin-Luise Str. 6 - 8, Berlin 14195, Germany</mods:affiliation>
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<mods:namePart id="CD9B5904DA2927EB6E4E5075416553E8">Jahn, Regine</mods:namePart>
<mods:affiliation id="8270A6A6B1FB27E01D0755C5FCEE1DC1">Botanischer Garten und Botanisches Museum Berlin, Freie Universitaet Berlin, Koenigin-Luise Str. 6 - 8, Berlin 14195, Germany</mods:affiliation>
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<treatment id="F7849DE942DC53DAABB276945D6B1C0C" ID-GBIF-Taxon="182248247" LSID="urn:lsid:plazi:treatment:F7849DE942DC53DAABB276945D6B1C0C" httpUri="http://treatment.plazi.org/id/F7849DE942DC53DAABB276945D6B1C0C" lastPageNumber="31" pageId="0" pageNumber="31">
<subSubSection id="DE21A2947551A9AB905208759068C7D6" pageId="0" pageNumber="31" type="nomenclature">
<paragraph id="2FA275F0E0DF1DC5B62F0225208A28DF" pageId="0" pageNumber="31">
<taxonomicName id="C3C1ACBF72B084E9F2FC751CBFA6DE3B" LSID="F7849DE9-42DC-53DA-ABB2-76945D6B1C0C" authority="Genkal in Nov. Syst. Nizsh. Rast. 15: 13, pl. 2, fig. 1. 1978." authorityName="Genkal in Nov. Syst. Nizsh. Rast. 15: 13, pl. 2, fig. 1. 1978." class="Bacillariophyceae" family="Stephanodiscaceae" genus="Stephanodiscus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Stephanodiscus makarovae" order="Thalassiosirales" pageId="0" pageNumber="31" phylum="Bacillariophyta" rank="species" species="makarovae">Stephanodiscus makarovae Genkal in Nov. Syst. Nizsh. Rast. 15: 13, pl. 2, fig. 1. 1978.</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="C9F0AD99D938311CF6D51CE3705BF944" pageId="0" pageNumber="31" type="description">
<paragraph id="E11D4878FAB45C390A142691B9FE98A8" pageId="0" pageNumber="31">Morphological description.</paragraph>
<paragraph id="51CEB2FF70A5774ADB7D7A0C5EFB82F3" pageId="0" pageNumber="31">
Frustule disciform, valve with slightly convex or concave centre, frequently flat, diameter 5.9-8.3
<normalizedToken id="01A06EBD591A9A4AFCCF21B7CD0D3976" originalValue="μm">μm</normalizedToken>
, striae are double, rarely triple, in numbers of 14-16 in 10
<normalizedToken id="A679BB89EA74BBFA2270979B3DC7B4D1" originalValue="μm">μm</normalizedToken>
. One central process is present. Spines pointy, small-scale, growing from each costa (Fig.
<figureCitation id="56DB1F09A12C073C9FE9B44F93A8FBC2" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. SEM images of species found in the transitional zone at Mykolaiv city (A, B, E-H valve views, C, D girdle views): A Minidiscus proschkinae with arrows showing rimoportula and marginal fultoportula B-D Skeletonema subsalsum with arrows showing marginal fultoportulae E Stephanodiscus hantzschii with arrow shown spines F Stephanodiscus makarovae with arrows showing marginal and central fultoportulae G, H Stephanodiscus minutulus with arrows showing spines and central fultoportula. Scale bars: 3 μm (A); 4 μm (B, F, H); 5 μm (C, D, G); 10 μm (E)." figureDoi="10.3897/phytokeys.178.64426.figure5" httpUri="https://binary.pensoft.net/fig/545737" pageId="0" pageNumber="31">5F</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="07DC441D285CCDC4FBF010E60738CA04" pageId="0" pageNumber="31" type="ecology">
<paragraph id="07F86207DFC687BC6C8B047B2D1C6320" pageId="0" pageNumber="31">Ecology.</paragraph>
<paragraph id="1A2A6F81907BC529EDE3001FCEB58E91" pageId="0" pageNumber="31">
Planktonic in rivers, lakes and reservoirs, freshwater, but mainly in mesotrophic-eutrophic water bodies. In addition, reported occurrence of this species in high numbers in highly mineralized waters (
<bibRefCitation id="7EFE55A9E84B9856C26531E2F9436C09" author="Genkal, SI" journalOrPublisher="Botanical Journal" pageId="0" pageNumber="31" pagination="241 - 248" refId="B37" refString="Genkal, SI, 2007. Morphology, taxonomy, ecology and distribution of small-sized species of the genus Stephanodiscus (Bacillariophyta). 2. Stephanodiscus makarovae. Botanical Journal 92 (2): 241 - 248" title="Morphology, taxonomy, ecology and distribution of small-sized species of the genus Stephanodiscus (Bacillariophyta). 2. Stephanodiscus makarovae." volume="92" year="2007">Genkal 2007</bibRefCitation>
;
<bibRefCitation id="BE039A76D3555CA89E966C5328533D59" DOI="https://doi.org/10.1615/HydrobJ.v45.i6.40" author="Genkal, SI" journalOrPublisher="Hydrobiological Journal" pageId="0" pageNumber="31" pagination="51 - 69" refId="B43" refString="Genkal, SI, Terenko, LM, Nesterova, DA, 2009. New data on flora of centric diatoms (Centrophyceae) of the Danube area of the Black Sea. Hydrobiological Journal 45 (4): 51 - 69, DOI: https://doi.org/10.1615/HydrobJ.v45.i6.40" title="New data on flora of centric diatoms (Centrophyceae) of the Danube area of the Black Sea." url="https://doi.org/10.1615/HydrobJ.v45.i6.40" volume="45" year="2009">Genkal et al. 2009</bibRefCitation>
;
<bibRefCitation id="C37B4576AB45811FE8311C06A10774AF" author="Tsarenko, PM" journalOrPublisher="Gantner Verlag, Ruggell" pageId="0" pageNumber="31" refId="B127" refString="Tsarenko, PM, Wasser, SP, Nevo, E, 2009. Algae of Ukraine: diversity, nomenclature, taxonomy, ecology and geography. Vol. 2. Bacillariophyta. A.R.A. Gantner Verlag, Ruggell" title="Algae of Ukraine: diversity, nomenclature, taxonomy, ecology and geography. Vol. 2. Bacillariophyta. A. R. A." year="2009">Tsarenko et al. 2009</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="09051B7BC5BE15A6297B573F4EFD4EF5" pageId="0" pageNumber="31" type="distribution">
<paragraph id="D64A8707CBD5D5A453F7A14217C1B158" pageId="0" pageNumber="31">Distribution.</paragraph>
<paragraph id="84E2A495ECA38D66EFC6F00F85F4183D" pageId="0" pageNumber="31">
<taxonomicName id="6EC01A6A50E50197F1DEC9BA47A0C0E0" class="Bacillariophyceae" family="Stephanodiscaceae" genus="Stephanodiscus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Stephanodiscus makarovae" order="Thalassiosirales" pageId="0" pageNumber="31" phylum="Bacillariophyta" rank="species" species="makarovae">
<emphasis id="1906F31E6D48036ADF6FE075E1AA253D" italics="true" pageId="0" pageNumber="31">Stephanodiscus makarovae</emphasis>
</taxonomicName>
was observed downstream from Mykolaiv city in the Southern Bug River (Table
<tableCitation id="3B1178830ECD54B002C0B240E0F7C1A8" captionStart="Table 1" captionStartId="T1" captionText="Table 1. Species composition of centric diatoms at the investigated sites near Mykolaiv city in the Southern Bug River in the year 2017 (2013 added for station 2)." httpUri="http://table.plazi.org/id/DD3AC92F3D14B9FD95B22148C16CA677" pageId="0" pageNumber="31" tableUuid="DD3AC92F3D14B9FD95B22148C16CA677">1</tableCitation>
). It was observed in the Dnipro River and its reservoirs, the Danube River and in the coastal area of the Black Sea (
<bibRefCitation id="F82B88A12B9CE86BF513B72F8F022842" DOI="https://doi.org/10.1615/HydrobJ.v45.i6.40" author="Genkal, SI" journalOrPublisher="Hydrobiological Journal" pageId="0" pageNumber="31" pagination="51 - 69" refId="B43" refString="Genkal, SI, Terenko, LM, Nesterova, DA, 2009. New data on flora of centric diatoms (Centrophyceae) of the Danube area of the Black Sea. Hydrobiological Journal 45 (4): 51 - 69, DOI: https://doi.org/10.1615/HydrobJ.v45.i6.40" title="New data on flora of centric diatoms (Centrophyceae) of the Danube area of the Black Sea." url="https://doi.org/10.1615/HydrobJ.v45.i6.40" volume="45" year="2009">Genkal et al. 2009</bibRefCitation>
;
<bibRefCitation id="543C11852D5821B80F5442B59D48932B" author="Tsarenko, PM" journalOrPublisher="Gantner Verlag, Ruggell" pageId="0" pageNumber="31" refId="B127" refString="Tsarenko, PM, Wasser, SP, Nevo, E, 2009. Algae of Ukraine: diversity, nomenclature, taxonomy, ecology and geography. Vol. 2. Bacillariophyta. A.R.A. Gantner Verlag, Ruggell" title="Algae of Ukraine: diversity, nomenclature, taxonomy, ecology and geography. Vol. 2. Bacillariophyta. A. R. A." year="2009">Tsarenko et al. 2009</bibRefCitation>
;
<bibRefCitation id="C4B9CF41B5D91F37A68DA63FC1E5FAE6" DOI="https://doi.org/10.1615/HydrobJ.v50.i4.40" author="Genkal, SI" journalOrPublisher="Hydrobiological Journal" pageId="0" pageNumber="31" pagination="38 - 49" refId="B42" refString="Genkal, SI, Terenko, LM, 2014. New data on flora of centric diatoms (Centrophyceae) of the Black Sea. Hydrobiological Journal 50 (2): 38 - 49, DOI: https://doi.org/10.1615/HydrobJ.v50.i4.40" title="New data on flora of centric diatoms (Centrophyceae) of the Black Sea." url="https://doi.org/10.1615/HydrobJ.v50.i4.40" volume="50" year="2014">Genkal and Terenko 2014</bibRefCitation>
).
</paragraph>
<paragraph id="DDEA52EDA943BB36EF919150B59AE993" pageId="0" pageNumber="31">
As for general distribution, this taxon has only a few records around the world - Europe (Russia, Ukraine), Asia (Armenia, Russia), Africa (Egypt) (
<bibRefCitation id="19889727008D209C04B49401CD159D4E" author="Kulikovskiy, M" journalOrPublisher="Filigran, Yaroslavl" pageId="0" pageNumber="31" refId="B78" refString="Kulikovskiy, M, Glushchenko, AM, Kuznetsova, IV, Genkal, SI, 2016. [Identification book of diatoms from Russia]. Filigran, Yaroslavl" title="[Identification book of diatoms from Russia]." year="2016">Kulikovskiy et al. 2016</bibRefCitation>
;
<bibRefCitation id="F8F1991A0E5707959FF37069EF93C7A8" author="Genkal, SI" journalOrPublisher="Filigran, Yaroslavl" pageId="0" pageNumber="31" refId="B45" refString="Genkal, SI, Kulikovskiy, MS, Kuznetsova, IV, 2020. Modern freshwater centric diatom algae in Russia [Sovremennye presnovodnye centricheskie diatomovye vodorosli Rossii]. Filigran, Yaroslavl" title="Modern freshwater centric diatom algae in Russia [Sovremennye presnovodnye centricheskie diatomovye vodorosli Rossii]." year="2020">Genkal et al. 2020</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="4934AC121B484E9531E4F89CCF16FF8F" pageId="0" pageNumber="31" type="comments">
<paragraph id="157927010F22CFA1E823743BDAA89A2D" pageId="0" pageNumber="31">Comments.</paragraph>
<paragraph id="228ADC8F7433A51128132DD93F4DE67B" pageId="0" pageNumber="31">
According to
<bibRefCitation id="A46D878E82EF8C28FD10D5A470A9B6AE" author="Houk, V" editor="Poulickova, A" journalOrPublisher=")" pageId="0" pageNumber="31" pagination="1 - 529" refId="B61" refString="Houk, V, Klee, R, Tanaka, H, 2014. Atlas of freshwater centric diatoms with a brief key and descriptions Part IV., Stephanodiscaceae B: Stephanodicsus, Cyclostephanos, Pliocaenicus, Hemistephanos, Stephanocostis, Mesodictyon &amp; Spicaticribra. In: Poulickova, A, Ed., Fottea 14 (Suppl.): 1 - 529" title="Atlas of freshwater centric diatoms with a brief key and descriptions Part IV., Stephanodiscaceae B: Stephanodicsus, Cyclostephanos, Pliocaenicus, Hemistephanos, Stephanocostis, Mesodictyon &amp; Spicaticribra." volumeTitle="Fottea 14 (Suppl." year="2014">Houk et al. (2014)</bibRefCitation>
,
<taxonomicName id="3C044D5D05792C1D246EC47B305365FE" lsidName="S. makarovae" pageId="0" pageNumber="31" rank="species" species="makarovae">
<emphasis id="3D6EF6E50BC4B735FB83DC0E1E76B9A4" italics="true" pageId="0" pageNumber="31">S. makarovae</emphasis>
</taxonomicName>
(
<bibRefCitation id="EC7B3D2A3F3F683FE4F92A74244C5D4A" author="Genkal, SI" journalOrPublisher="Botanical Journal" pageId="0" pageNumber="31" pagination="241 - 248" refId="B37" refString="Genkal, SI, 2007. Morphology, taxonomy, ecology and distribution of small-sized species of the genus Stephanodiscus (Bacillariophyta). 2. Stephanodiscus makarovae. Botanical Journal 92 (2): 241 - 248" title="Morphology, taxonomy, ecology and distribution of small-sized species of the genus Stephanodiscus (Bacillariophyta). 2. Stephanodiscus makarovae." volume="92" year="2007">Genkal 2007</bibRefCitation>
) was erroneously included in the synonym
<taxonomicName id="8A91FA2F96A5301ACF960B5AE01CADC4" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" lsidName="C. delicatus" pageId="0" pageNumber="31" phylum="Ochrophyta" rank="species" species="delicatus">
<emphasis id="61EBB430AE81F88A3C017FA93D9C59AE" italics="true" pageId="0" pageNumber="31">C. delicatus</emphasis>
</taxonomicName>
(Genkal) Casper &amp; Scheffler, since, according to the diagnosis, the marginal fultoportulae of
<taxonomicName id="C44A38F66CEC516D3014D6E4A6940093" lsidName="S. makarove" pageId="0" pageNumber="31" rank="species" species="makarove">
<emphasis id="C67295D8A532D3A328E67DBA33070DD2" italics="true" pageId="0" pageNumber="31">S. makarove</emphasis>
</taxonomicName>
have 2 satellite pores, and for
<taxonomicName id="6216D072F985BA561042DB2AFFDB9FFE" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" lsidName="C. delicatus" pageId="0" pageNumber="31" phylum="Ochrophyta" rank="species" species="delicatus">
<emphasis id="D97C847649CF992863815C322E4665B4" italics="true" pageId="0" pageNumber="31">C. delicatus</emphasis>
</taxonomicName>
3. The difference in the number of satellite pores at the marginal fultoportulae in centric diatoms is a good diagnostic feature. For
<taxonomicName id="44008EBC195ADC265EF61641D30C077C" lsidName="S. makarovae" pageId="0" pageNumber="31" rank="species" species="makarovae">
<emphasis id="46524A8DBF7F850B97788E673EF57B1C" italics="true" pageId="0" pageNumber="31">S. makarovae</emphasis>
</taxonomicName>
, the valve relief also varies from flat to slightly convex or concave, and there are also other morphological differences (see same publication
<bibRefCitation id="876120981AD93397718E12B2AC43371E" author="Genkal, SI" journalOrPublisher="Botanical Journal" pageId="0" pageNumber="31" pagination="241 - 248" refId="B37" refString="Genkal, SI, 2007. Morphology, taxonomy, ecology and distribution of small-sized species of the genus Stephanodiscus (Bacillariophyta). 2. Stephanodiscus makarovae. Botanical Journal 92 (2): 241 - 248" title="Morphology, taxonomy, ecology and distribution of small-sized species of the genus Stephanodiscus (Bacillariophyta). 2. Stephanodiscus makarovae." volume="92" year="2007">Genkal 2007</bibRefCitation>
). As for the transfer of
<taxonomicName id="4E79EF3FFA6EAE03074FC2831138868D" lsidName="S. makarovae" pageId="0" pageNumber="31" rank="species" species="makarovae">
<emphasis id="7A96A595FD151E1D5A85235E296ECE09" italics="true" pageId="0" pageNumber="31">S. makarovae</emphasis>
</taxonomicName>
to the genus
<taxonomicName id="206BE9970AB0A1EAC2B16B82F462E31A" class="Bacillariophyceae" family="Stephanodiscaceae" genus="Cyclostephanos" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Cyclostephanos" order="Thalassiosirales" pageId="0" pageNumber="31" phylum="Ochrophyta" rank="genus">
<emphasis id="F9E2AE40A8F0F5D031E7624D99689B2C" italics="true" pageId="0" pageNumber="31">Cyclostephanos</emphasis>
</taxonomicName>
, this is a debatable issue and molecular genetic studies are needed.
</paragraph>
</subSubSection>
</treatment>
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