266 lines
28 KiB
XML
266 lines
28 KiB
XML
|
<document ID-DOI="10.11646/phytotaxa.575.3.1" ID-ISSN="1179-3163" ID-Zenodo-Dep="7431242" checkinTime="1670915127192" checkinUser="plazi" docAuthor="Costa, Lívia F., Wetzel, Carlos E., Maquardt, Gisele C., Zanon, Jaques E., Ector, Luc & Bicudo, Denise C." docDate="2022" docId="0399343DFF90FFCE76ACBA19FD69FCEF" docLanguage="en" docName="phytotaxa.575.3.1.pdf" docOrigin="Phytotaxa 575 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.575.3.1" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.5:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="5" docTitle="Achnanthidium saprophilum Round & Bukhtiyarova 1996" docType="treatment" docVersion="4" lastPageNumber="210" masterDocId="FFA04C45FF85FFD97624BD1DFF97FFF6" masterDocTitle="Taxonomy and ecology of Achnanthidium (Bacillariophyta, Achnanthidiaceae) from southeastern Brazil with the description of six new species" masterLastPageNumber="223" masterPageNumber="187" pageNumber="208" updateTime="1670961475714" updateUser="jonas" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
|
|||
|
|
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
|
|||
|
|
<mods:titleInfo>
|
|||
|
|
<mods:title>Taxonomy and ecology of Achnanthidium (Bacillariophyta, Achnanthidiaceae) from southeastern Brazil with the description of six new species</mods:title>
|
|||
|
|
</mods:titleInfo>
|
|||
|
|
<mods:name type="personal">
|
|||
|
|
<mods:role>
|
|||
|
|
<mods:roleTerm>Author</mods:roleTerm>
|
|||
|
|
</mods:role>
|
|||
|
|
<mods:namePart>Costa, Lívia F.</mods:namePart>
|
|||
|
|
<mods:nameIdentifier type="ORCID">0000-0001-7148-9964</mods:nameIdentifier>
|
|||
|
|
<mods:affiliation>Instituto de Pesquisas Ambientais (IPA), Department of Biodiversity Conservation, Av. Miguel Estéfano 3687, 04301 - 012 São Paulo, SP, Brazil. & livia. fcosta @ hotmail. com; https: // orcid. org / 0000 - 0001 - 7148 - 9964</mods:affiliation>
|
|||
|
|
<mods:nameIdentifier type="email">livia.fcosta@hotmail.com</mods:nameIdentifier>
|
|||
|
|
</mods:name>
|
|||
|
|
<mods:name type="personal">
|
|||
|
|
<mods:role>
|
|||
|
|
<mods:roleTerm>Author</mods:roleTerm>
|
|||
|
|
</mods:role>
|
|||
|
|
<mods:namePart>Wetzel, Carlos E.</mods:namePart>
|
|||
|
|
<mods:nameIdentifier type="ORCID">0000-0001-5330-0494</mods:nameIdentifier>
|
|||
|
|
<mods:affiliation>Luxembourg Institute of Science and Technology (LIST), Environmental Research and Innovation Department (ERIN), Observatory for Climate, Environment and Biodiversity (OCEB), 41 rue du Brill, 4422 Belvaux, Luxembourg. & carlos. wetzel @ list. lu; https: // orcid. org / 0000 - 0001 - 5330 - 0494</mods:affiliation>
|
|||
|
|
<mods:nameIdentifier type="email">carlos.wetzel@list.lu</mods:nameIdentifier>
|
|||
|
|
</mods:name>
|
|||
|
|
<mods:name type="personal">
|
|||
|
|
<mods:role>
|
|||
|
|
<mods:roleTerm>Author</mods:roleTerm>
|
|||
|
|
</mods:role>
|
|||
|
|
<mods:namePart>Maquardt, Gisele C.</mods:namePart>
|
|||
|
|
<mods:nameIdentifier type="ORCID">0000-0002-2721-1487</mods:nameIdentifier>
|
|||
|
|
<mods:affiliation>Instituto de Pesquisas Ambientais (IPA), Department of Biodiversity Conservation, Av. Miguel Estéfano 3687, 04301 - 012 São Paulo, SP, Brazil. & Universidade Guarulhos, Centro de Pós-Graduação, Pesquisa e Extensão CEPPE, Praça Tereza Cristina 88, 07023070 Guarulhos, SP, Brazil. & giselecmarquardt @ gmail. com; https: // orcid. org / 0000 - 0002 - 2721 - 1487</mods:affiliation>
|
|||
|
|
<mods:nameIdentifier type="email">giselecmarquardt@gmail.com</mods:nameIdentifier>
|
|||
|
|
</mods:name>
|
|||
|
|
<mods:name type="personal">
|
|||
|
|
<mods:role>
|
|||
|
|
<mods:roleTerm>Author</mods:roleTerm>
|
|||
|
|
</mods:role>
|
|||
|
|
<mods:namePart>Zanon, Jaques E.</mods:namePart>
|
|||
|
|
<mods:nameIdentifier type="ORCID">0000-0002-9619-4393</mods:nameIdentifier>
|
|||
|
|
<mods:affiliation>Instituto de Pesquisas Ambientais (IPA), Department of Biodiversity Conservation, Av. Miguel Estéfano 3687, 04301 - 012 São Paulo, SP, Brazil. & jaques. zanon @ gmail. com; https: // orcid. org / 0000 - 0002 - 9619 - 4393</mods:affiliation>
|
|||
|
|
<mods:nameIdentifier type="email">jaques.zanon@gmail.com</mods:nameIdentifier>
|
|||
|
|
</mods:name>
|
|||
|
|
<mods:name type="personal">
|
|||
|
|
<mods:role>
|
|||
|
|
<mods:roleTerm>Author</mods:roleTerm>
|
|||
|
|
</mods:role>
|
|||
|
|
<mods:namePart>Ector, Luc</mods:namePart>
|
|||
|
|
<mods:nameIdentifier type="ORCID">0000-0002-4573-9445</mods:nameIdentifier>
|
|||
|
|
<mods:affiliation>Luxembourg Institute of Science and Technology (LIST), Environmental Research and Innovation Department (ERIN), Observatory for Climate, Environment and Biodiversity (OCEB), 41 rue du Brill, 4422 Belvaux, Luxembourg. & https: // orcid. org / 0000 - 0002 - 4573 - 9445</mods:affiliation>
|
|||
|
|
</mods:name>
|
|||
|
|
<mods:name type="personal">
|
|||
|
|
<mods:role>
|
|||
|
|
<mods:roleTerm>Author</mods:roleTerm>
|
|||
|
|
</mods:role>
|
|||
|
|
<mods:namePart>Bicudo, Denise C.</mods:namePart>
|
|||
|
|
<mods:nameIdentifier type="ORCID">0000-0002-4248-3261</mods:nameIdentifier>
|
|||
|
|
<mods:affiliation>Instituto de Pesquisas Ambientais (IPA), Department of Biodiversity Conservation, Av. Miguel Estéfano 3687, 04301 - 012 São Paulo, SP, Brazil. & denisecbicudo @ gmail. com; https: // orcid. org / 0000 - 0002 - 4248 - 3261</mods:affiliation>
|
|||
|
|
<mods:nameIdentifier type="email">denisecbicudo@gmail.com</mods:nameIdentifier>
|
|||
|
|
</mods:name>
|
|||
|
|
<mods:typeOfResource>text</mods:typeOfResource>
|
|||
|
|
<mods:relatedItem type="host">
|
|||
|
|
<mods:titleInfo>
|
|||
|
|
<mods:title>Phytotaxa</mods:title>
|
|||
|
|
</mods:titleInfo>
|
|||
|
|
<mods:part>
|
|||
|
|
<mods:date>2022</mods:date>
|
|||
|
|
<mods:detail type="pubDate">
|
|||
|
|
<mods:number>2022-12-13</mods:number>
|
|||
|
|
</mods:detail>
|
|||
|
|
<mods:detail type="volume">
|
|||
|
|
<mods:number>575</mods:number>
|
|||
|
|
</mods:detail>
|
|||
|
|
<mods:detail type="issue">
|
|||
|
|
<mods:number>3</mods:number>
|
|||
|
|
</mods:detail>
|
|||
|
|
<mods:extent unit="page">
|
|||
|
|
<mods:start>187</mods:start>
|
|||
|
|
<mods:end>223</mods:end>
|
|||
|
|
</mods:extent>
|
|||
|
|
</mods:part>
|
|||
|
|
</mods:relatedItem>
|
|||
|
|
<mods:location>
|
|||
|
|
<mods:url>http://dx.doi.org/10.11646/phytotaxa.575.3.1</mods:url>
|
|||
|
|
</mods:location>
|
|||
|
|
<mods:classification>journal article</mods:classification>
|
|||
|
|
<mods:identifier type="DOI">10.11646/phytotaxa.575.3.1</mods:identifier>
|
|||
|
|
<mods:identifier type="ISSN">1179-3163</mods:identifier>
|
|||
|
|
<mods:identifier type="Zenodo-Dep">7431242</mods:identifier>
|
|||
|
|
</mods:mods>
|
|||
|
|
<treatment ID-DOI="http://doi.org/10.5281/zenodo.7432289" ID-Zenodo-Dep="7432289" LSID="urn:lsid:plazi:treatment:0399343DFF90FFCE76ACBA19FD69FCEF" httpUri="http://treatment.plazi.org/id/0399343DFF90FFCE76ACBA19FD69FCEF" lastPageId="23" lastPageNumber="210" pageId="21" pageNumber="208">
|
|||
|
|
<subSubSection box="[136,1227,1796,1824]" pageId="21" pageNumber="208" type="nomenclature">
|
|||
|
|
<paragraph blockId="21.[136,1227,1796,1824]" box="[136,1227,1796,1824]" pageId="21" pageNumber="208">
|
|||
|
|
<heading box="[136,1227,1796,1824]" fontSize="11" level="2" pageId="21" pageNumber="208" reason="3">
|
|||
|
|
<taxonomicName authority="(H. Kobayashi & Mayama) Round & Bukhtiyarova" authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[136,1047,1796,1823]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="21" pageNumber="208" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis bold="true" box="[136,471,1796,1823]" italics="true" pageId="21" pageNumber="208">Achnanthidium saprophilum</emphasis>
|
|||
|
|
(H.Kobayashi & Mayama) Round & Bukhtiyarova
|
|||
|
|
</taxonomicName>
|
|||
|
|
(
|
|||
|
|
<figureCitation box="[1063,1219,1797,1824]" captionStart="FIGURES 215–237" captionStartId="22.[136,243,1764,1786]" captionTargetBox="[226,1361,315,1736]" captionTargetId="figure-91@22.[226,1361,315,1740]" captionTargetPageId="22" captionText="FIGURES 215–237. LM and SEM images of Achnanthidium saprophilum from Rio Grande reservoir, São Paulo state (SP427898). 215–222. LM views of raphe valves. 223–231. LM views of rapheless valves. 232–234. SEM external view of raphe valves showing striation pattern, axial and central areas. 235. SEM internal view of the raphe valve. 236. SEM external view of the rapheless valve showing striation pattern, axial and central areas. 237. SEM internal view of the rapheless valve. LM scale bar = 10 μm. SEM scale bars indicated in each figure." figureDoi="http://doi.org/10.5281/zenodo.7431274" httpUri="https://zenodo.org/record/7431274/files/figure.png" pageId="21" pageNumber="208">Figs 215–237</figureCitation>
|
|||
|
|
)
|
|||
|
|
</heading>
|
|||
|
|
</paragraph>
|
|||
|
|
</subSubSection>
|
|||
|
|
<subSubSection pageId="21" pageNumber="208" type="description">
|
|||
|
|
<paragraph blockId="21.[136,1452,1867,2070]" pageId="21" pageNumber="208">
|
|||
|
|
<emphasis bold="true" box="[136,454,1867,1893]" pageId="21" pageNumber="208">Morphometric features:—</emphasis>
|
|||
|
|
6.0–15.3 µm long; 2.5–3.2 µm wide; 26–32 striae in 10 µm; striae mainly composed of 4–5 areolae.
|
|||
|
|
</paragraph>
|
|||
|
|
</subSubSection>
|
|||
|
|
<subSubSection lastPageId="23" lastPageNumber="210" pageId="21" pageNumber="208" type="discussion">
|
|||
|
|
<paragraph blockId="21.[136,1452,1867,2070]" lastBlockId="22.[136,1452,158,290]" lastPageId="22" lastPageNumber="209" pageId="21" pageNumber="208">
|
|||
|
|
<emphasis bold="true" box="[189,487,1937,1964]" pageId="21" pageNumber="208">Taxonomical remarks:—</emphasis>
|
|||
|
|
The species can be confused with smaller specimens of
|
|||
|
|
<taxonomicName box="[1108,1336,1938,1964]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="21" pageNumber="208" phylum="Bacillariophyta" rank="species" species="tropicocatenatum">
|
|||
|
|
<emphasis box="[1108,1336,1938,1964]" italics="true" pageId="21" pageNumber="208">A. tropicocatenatum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
, however, they differ by the subcapitate to capitate apices and higher stria density (
|
|||
|
|
<quantity box="[976,1079,1973,2000]" metricMagnitude="0" metricUnit="m" metricValue="1.0287" metricValueMax="1.143" metricValueMin="0.9144" pageId="21" pageNumber="208" unit="in" value="40.5" valueMax="45.0" valueMin="36.0">36–45 in</quantity>
|
|||
|
|
10 µm) in
|
|||
|
|
<taxonomicName box="[1214,1444,1973,1999]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="21" pageNumber="208" phylum="Bacillariophyta" rank="species" species="tropicocatenatum">
|
|||
|
|
<emphasis box="[1214,1444,1973,1999]" italics="true" pageId="21" pageNumber="208">A. tropicocatenatum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
.
|
|||
|
|
<taxonomicName box="[136,463,2008,2034]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="21" pageNumber="208" phylum="Bacillariophyta" rank="species" species="peetersianum">
|
|||
|
|
<emphasis box="[136,463,2008,2034]" italics="true" pageId="21" pageNumber="208">Achnanthidium peetersianum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
presents small capitate apices and has narrower valves (2.0–2.7 µm) than
|
|||
|
|
<emphasis box="[1274,1452,2008,2034]" italics="true" pageId="21" pageNumber="208">
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[1274,1448,2008,2034]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="21" pageNumber="208" phylum="Bacillariophyta" rank="species" species="saprophilum">A. saprophilum</taxonomicName>
|
|||
|
|
.
|
|||
|
|
</emphasis>
|
|||
|
|
Also, externally terminal raphe fissures are slightly bent to the same side in
|
|||
|
|
<taxonomicName box="[993,1176,2044,2070]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="21" pageNumber="208" phylum="Bacillariophyta" rank="species" species="peetersianum">
|
|||
|
|
<emphasis box="[993,1176,2044,2070]" italics="true" pageId="21" pageNumber="208">A. peetersianum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
, at the same level as the striae on the valve face, whereas in our species external terminal raphe fissures are always straight and terminating after the last striae. Despite displaying different raphid valves with linear-lanceolate to rhombic-lanceolate in
|
|||
|
|
<emphasis italics="true" pageId="22" pageNumber="209">
|
|||
|
|
<taxonomicName authority="Costa & Wetzel & Maquardt & Zanon & Ector & Bicudo, 2022" authorityName="Costa & Wetzel & Maquardt & Zanon & Ector & Bicudo" authorityYear="2022" box="[1283,1451,193,220]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="22" pageNumber="209" phylum="Bacillariophyta" rank="species" species="vandevijveri" status="sp. nov.">A. vandevijveri</taxonomicName>
|
|||
|
|
<taxonomicNameLabel box="[136,221,229,254]" pageId="22" pageNumber="209" rank="species">sp. nov.</taxonomicNameLabel>
|
|||
|
|
</emphasis>
|
|||
|
|
, the rapheless valves present almost the same valve outline as
|
|||
|
|
<emphasis box="[924,1103,229,255]" italics="true" pageId="22" pageNumber="209">
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[924,1099,229,255]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="22" pageNumber="209" phylum="Bacillariophyta" rank="species" species="saprophilum">A. saprophilum</taxonomicName>
|
|||
|
|
.
|
|||
|
|
</emphasis>
|
|||
|
|
However, the valves outline in
|
|||
|
|
<taxonomicName authority="Costa & Wetzel & Maquardt & Zanon & Ector & Bicudo, 2022" authorityName="Costa & Wetzel & Maquardt & Zanon & Ector & Bicudo" authorityYear="2022" box="[136,305,264,290]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="22" pageNumber="209" phylum="Bacillariophyta" rank="species" species="vandevijveri" status="sp. nov.">
|
|||
|
|
<emphasis box="[136,153,264,290]" italics="true" pageId="22" pageNumber="209">A</emphasis>
|
|||
|
|
.
|
|||
|
|
<emphasis box="[167,305,264,290]" italics="true" pageId="22" pageNumber="209">vandevijveri</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
<emphasis box="[313,397,265,290]" italics="true" pageId="22" pageNumber="209">
|
|||
|
|
<taxonomicNameLabel box="[313,397,265,290]" pageId="22" pageNumber="209" rank="species">sp. nov.</taxonomicNameLabel>
|
|||
|
|
</emphasis>
|
|||
|
|
are slightly wider and longer.
|
|||
|
|
</paragraph>
|
|||
|
|
<caption ID-DOI="http://doi.org/10.5281/zenodo.7431274" ID-Zenodo-Dep="7431274" httpUri="https://zenodo.org/record/7431274/files/figure.png" pageId="22" pageNumber="209" startId="22.[136,243,1764,1786]" targetBox="[226,1361,315,1736]" targetPageId="22">
|
|||
|
|
<paragraph blockId="22.[136,1452,1764,1931]" pageId="22" pageNumber="209">
|
|||
|
|
<emphasis bold="true" box="[136,342,1764,1786]" pageId="22" pageNumber="209">FIGURES 215–237.</emphasis>
|
|||
|
|
LM and SEM images of
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[605,880,1765,1786]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="22" pageNumber="209" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis box="[605,880,1765,1786]" italics="true" pageId="22" pageNumber="209">Achnanthidium saprophilum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
from Rio Grande reservoir, São Paulo state (SP427898). 215–222. LM views of raphe valves. 223–231. LM views of rapheless valves. 232–234. SEM external view of raphe valves showing striation pattern, axial and central areas. 235. SEM internal view of the raphe valve. 236. SEM external view of the rapheless valve showing striation pattern, axial and central areas. 237. SEM internal view of the rapheless valve. LM scale bar = 10 μm. SEM scale bars indicated in each figure.
|
|||
|
|
</paragraph>
|
|||
|
|
</caption>
|
|||
|
|
<paragraph blockId="23.[136,1452,158,794]" pageId="23" pageNumber="210">
|
|||
|
|
<taxonomicName authority="Wojtal, E. Morales, Van de Vijver & Ector" authorityName="Wojtal, E. Morales, Van de Vijver & Ector" authorityYear="2011" box="[189,918,158,185]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="acsiae">
|
|||
|
|
<emphasis box="[189,440,158,184]" italics="true" pageId="23" pageNumber="210">Achnanthidium acsiae</emphasis>
|
|||
|
|
Wojtal, E.Morales, Van de Vijver & Ector
|
|||
|
|
</taxonomicName>
|
|||
|
|
(in
|
|||
|
|
<bibRefCitation author="Wojtal, A. Z. & Ector, L. & Van de Vijver, B. & Morales, E. A. & Blanco, S. & Piatek, J. & Smieja, A." box="[964,1160,158,184]" pageId="23" pageNumber="210" pagination="211 - 238" refId="ref25701" refString="Wojtal, A. Z., Ector, L., Van de Vijver, B., Morales, E. A., Blanco, S., Piatek, J. & Smieja, A. (2011) The Achnanthidium minutissimum complex (Bacillariophyceae) in southern Poland. Algological Studies 136 - 137: 211 - 238. https: // doi. org / 10.1127 / 1864 - 1318 / 2011 / 0136 - 0211" type="journal article" year="2011">Wojtal 2011: 226</bibRefCitation>
|
|||
|
|
) has similar valve outline and metric features as
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[384,555,193,220]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis box="[384,555,193,220]" italics="true" pageId="23" pageNumber="210">A. saprophilum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
, however, the former has the central area of raphe valve often forming a bilateral fascia, a feature never observed in our population.
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[707,1027,229,255]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis box="[707,1027,229,255]" italics="true" pageId="23" pageNumber="210">Achnanthidium saprophilum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
rarely shows a unilateral fascia. Still, the stria density is higher than ours and they are composed of less areolae (28–36 striae in 10 µm, 3–4 areolae per stria,
|
|||
|
|
<bibRefCitation author="Wojtal, A. Z. & Ector, L. & Van de Vijver, B. & Morales, E. A. & Blanco, S. & Piatek, J. & Smieja, A." box="[136,340,299,325]" pageId="23" pageNumber="210" pagination="211 - 238" refId="ref25701" refString="Wojtal, A. Z., Ector, L., Van de Vijver, B., Morales, E. A., Blanco, S., Piatek, J. & Smieja, A. (2011) The Achnanthidium minutissimum complex (Bacillariophyceae) in southern Poland. Algological Studies 136 - 137: 211 - 238. https: // doi. org / 10.1127 / 1864 - 1318 / 2011 / 0136 - 0211" type="journal article" year="2011">
|
|||
|
|
Wojtal
|
|||
|
|
<emphasis box="[217,273,299,325]" italics="true" pageId="23" pageNumber="210">et al.</emphasis>
|
|||
|
|
2011
|
|||
|
|
</bibRefCitation>
|
|||
|
|
).
|
|||
|
|
</paragraph>
|
|||
|
|
<paragraph blockId="23.[136,1452,158,794]" pageId="23" pageNumber="210">
|
|||
|
|
<taxonomicName authorityName="Van de Vijver, Novais & Ector" authorityYear="2011" box="[189,527,335,361]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="pseudolineare">
|
|||
|
|
<emphasis box="[189,527,335,361]" italics="true" pageId="23" pageNumber="210">Achnanthidium pseudolineare</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
differs from
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[678,851,335,361]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis box="[678,851,335,361]" italics="true" pageId="23" pageNumber="210">A. saprophilum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
by the rapheless valve, presenting linear valves with parallel margins and broadly rounded apices. The stria density is also different between the species, being higher in
|
|||
|
|
<taxonomicName authorityName="Van de Vijver, Novais & Ector" authorityYear="2011" box="[136,325,407,433]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="pseudolineare">
|
|||
|
|
<emphasis box="[136,325,407,433]" italics="true" pageId="23" pageNumber="210">A. pseudolineare</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
(
|
|||
|
|
<quantity box="[340,441,407,433]" metricMagnitude="-1" metricUnit="m" metricValue="9.144" metricValueMax="10.16" metricValueMin="8.128" pageId="23" pageNumber="210" unit="in" value="36.0" valueMax="40.0" valueMin="32.0">32–40 in</quantity>
|
|||
|
|
10 µm,
|
|||
|
|
<bibRefCitation author="Van de Vijver, B. & Ector, L. & Beltrami, M. E. & de Haan, M. & Falasco, E. & Hlubikova, D. & Jarlman, A. & Kelly, M. & Novais, M. H. & Wojtal, A. Z." box="[534,819,407,434]" pageId="23" pageNumber="210" pagination="167 - 191" refId="ref25212" refString="Van de Vijver, B., Ector, L., Beltrami, M. E., de Haan, M., Falasco, E., Hlubikova, D., Jarlman, A., Kelly, M., Novais, M. H. & Wojtal, A. Z. (2011) A critical analysis of the type material of Achnanthidium lineare W. Sm. (Bacillariophyceae). Algological Studies 136 - 137: 167 - 191. https: // doi. org / 10.1127 / 1864 - 1318 / 2011 / 0136 - 0167" type="journal article" year="2011">
|
|||
|
|
Van de Vijver
|
|||
|
|
<emphasis box="[695,752,407,433]" italics="true" pageId="23" pageNumber="210">et al.</emphasis>
|
|||
|
|
2011
|
|||
|
|
</bibRefCitation>
|
|||
|
|
).
|
|||
|
|
<taxonomicName authority="Peres & Le Cohu" authorityName="Peres & Le Cohu" box="[837,1282,407,434]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="costei">
|
|||
|
|
<emphasis box="[837,1080,407,433]" italics="true" pageId="23" pageNumber="210">Achnanthidium costei</emphasis>
|
|||
|
|
Pérès & Le Cohu
|
|||
|
|
</taxonomicName>
|
|||
|
|
(in
|
|||
|
|
<bibRefCitation author="Peres, F. & Le Cohu, R. & Delmont, D." pageId="23" pageNumber="210" pagination="387 - 397" refId="ref23813" refString="Peres, F., Le Cohu, R. & Delmont, D. (2014) Achnanthidium barbei sp. nov. and Achnanthidium costei sp. nov., two new diatoms from French rivers. Diatom Research 29 (4): 387 - 397. https: // doi. org / 10.1080 / 0269249 X. 2014.890956" type="journal article" year="2014">
|
|||
|
|
Pérès
|
|||
|
|
<emphasis box="[1395,1452,407,433]" italics="true" pageId="23" pageNumber="210">et al.</emphasis>
|
|||
|
|
2014: 390
|
|||
|
|
</bibRefCitation>
|
|||
|
|
) also has linear valves with parallel margins, but this outline is characteristic of the raphe valves (
|
|||
|
|
<bibRefCitation author="Peres, F. & Le Cohu, R. & Delmont, D." pageId="23" pageNumber="210" pagination="387 - 397" refId="ref23813" refString="Peres, F., Le Cohu, R. & Delmont, D. (2014) Achnanthidium barbei sp. nov. and Achnanthidium costei sp. nov., two new diatoms from French rivers. Diatom Research 29 (4): 387 - 397. https: // doi. org / 10.1080 / 0269249 X. 2014.890956" type="journal article" year="2014">
|
|||
|
|
Pérès
|
|||
|
|
<emphasis italics="true" pageId="23" pageNumber="210">et al.</emphasis>
|
|||
|
|
2014
|
|||
|
|
</bibRefCitation>
|
|||
|
|
). Its rapheless valves shows another distinct feature: the axial area is wider and lanceolate.
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis italics="true" pageId="23" pageNumber="210">Achnanthidium saprophilum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
has both valves linear-lanceolate with convex margins, and the axial area straight on rapheless valves.
|
|||
|
|
</paragraph>
|
|||
|
|
<paragraph blockId="23.[136,1452,158,794]" pageId="23" pageNumber="210">
|
|||
|
|
Concerning
|
|||
|
|
<taxonomicName authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[326,643,551,577]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis box="[326,643,551,577]" italics="true" pageId="23" pageNumber="210">Achnanthidium saprophilum</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
, despite the number of areolae per striae in the isotype being higher (4–7,
|
|||
|
|
<bibRefCitation author="Hlubikova, D. & Ector, L. & Hoffmann, L." box="[136,378,587,613]" pageId="23" pageNumber="210" pagination="19 - 43" refId="ref21257" refString="Hlubikova, D., Ector, L. & Hoffmann, L. (2011) Examination of the type material of some diatom species related to Achnanthidium minutissimum (Kutz.) Czarn. (Bacillariophyceae). Algological Studies 136 / 137: 19 - 43. https: // doi. org / 10.1127 / 1864 - 1318 / 2011 / 0136 - 0019" type="journal article" year="2011">
|
|||
|
|
Hlúbiková
|
|||
|
|
<emphasis box="[260,315,587,613]" italics="true" pageId="23" pageNumber="210">et al.</emphasis>
|
|||
|
|
2011
|
|||
|
|
</bibRefCitation>
|
|||
|
|
) than ours (4–5), the areolae morphology of the valves from our population is variable, including apically elongated areolae, as described for
|
|||
|
|
<taxonomicName authority="(Kobayasi & Mayama 1982)" authorityName="Round & Bukhtiyarova" authorityYear="1996" baseAuthorityName="H. Kobayashi & Mayama" baseAuthorityYear="1982" box="[627,1130,623,650]" class="Bacillariophyceae" family="Achnanthidiaceae" genus="Achnanthidium" higherTaxonomySource="GBIF" kingdom="Chromista" order="Achnanthales" pageId="23" pageNumber="210" phylum="Bacillariophyta" rank="species" species="saprophilum">
|
|||
|
|
<emphasis box="[627,799,623,649]" italics="true" pageId="23" pageNumber="210">A. saprophilum</emphasis>
|
|||
|
|
(
|
|||
|
|
<bibRefCitation author="Kobayasi, H. & Mayama, S." box="[813,1121,623,650]" pageId="23" pageNumber="210" pagination="188 - 196" refId="ref21575" refString="Kobayasi, H. & Mayama, S. (1982) Most pollution-tolerant diatoms of severely polluted rivers in the vicinity of Tokyo. Japanese Journal of Phycology 30: 188 - 196." type="journal article" year="1982">Kobayasi & Mayama 1982</bibRefCitation>
|
|||
|
|
)
|
|||
|
|
</taxonomicName>
|
|||
|
|
.
|
|||
|
|
</paragraph>
|
|||
|
|
</subSubSection>
|
|||
|
|
<subSubSection pageId="23" pageNumber="210" type="distribution">
|
|||
|
|
<paragraph blockId="23.[136,1452,158,794]" pageId="23" pageNumber="210">
|
|||
|
|
<emphasis bold="true" box="[189,697,659,685]" pageId="23" pageNumber="210">Distribution and ecological information:—</emphasis>
|
|||
|
|
The species occurred in planktonic, periphytic and surface sediment assemblages in low abundance (<5 %). In one surface sediment sample, it occurred with a high relative abundance (25 %). This environment is characterized by neutral waters (pH 7.1), with relatively high cond. 225.6 μS∙
|
|||
|
|
<superScript attach="right" box="[1345,1395,731,757]" fontSize="6" pageId="23" pageNumber="210">cm-1</superScript>
|
|||
|
|
, and mesotrophic conditions (TP 20 μg∙L-
|
|||
|
|
<superScript attach="right" box="[548,555,767,781]" fontSize="6" pageId="23" pageNumber="210">1</superScript>
|
|||
|
|
, TN 699.9 μg∙L-
|
|||
|
|
<superScript attach="right" box="[742,749,767,781]" fontSize="6" pageId="23" pageNumber="210">1</superScript>
|
|||
|
|
).
|
|||
|
|
</paragraph>
|
|||
|
|
</subSubSection>
|
|||
|
|
</treatment>
|
|||
|
|
</document>
|