169 lines
13 KiB
XML
169 lines
13 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.598.7400" ID-GBIF-Dataset="2039191b-8d67-4286-afc5-a7470dc43b2c" ID-PMC="PMC4926676" ID-Pensoft-Pub="1313-2970-598-129" ID-PubMed="27408594" ID-ZBK="5331A38A1FE8460CB4C249E9D7ECC3FA" ModsDocAuthor="" ModsDocDate="2016" ModsDocID="1313-2970-598-129" ModsDocOrigin="ZooKeys 598" ModsDocTitle="Description of a new catfish genus (Siluriformes, Loricariidae) from the Tocantins River basin in central Brazil, with comments on the historical zoogeography of the new taxon" checkinTime="1465974273178" checkinUser="pensoft" docAuthor="Silva, Gabriel S. C., Roxo, Fabio F., Ochoa, Luz E. & Oliveira, Claudio" docDate="2016" docId="B7FD3DAB7DDAC6467F9E88165635C74B" docLanguage="en" docName="ZooKeys 598: 129-157" docOrigin="ZooKeys 598" docSource="http://dx.doi.org/10.3897/zookeys.598.7400" docTitle="Microplecostomus Silva, Roxo, Ochoa & Oliveira, 2016, gen. n." docType="treatment" docUuid="077BD513-6BF2-47D9-AB4C-4A496FE33115" docUuidSource="ZooBank" docVersion="7" lastPageNumber="133" masterDocId="FF9D1E2F62607F519B2BC519930EFFCE" masterDocTitle="Description of a new catfish genus (Siluriformes, Loricariidae) from the Tocantins River basin in central Brazil, with comments on the historical zoogeography of the new taxon" masterLastPageNumber="157" masterPageNumber="129" pageNumber="132" updateTime="1668163225008" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Description of a new catfish genus (Siluriformes, Loricariidae) from the Tocantins River basin in central Brazil, with comments on the historical zoogeography of the new taxon</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Silva, Gabriel S. C.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Roxo, Fabio F.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Ochoa, Luz E.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Oliveira, Claudio</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2016</mods:date>
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<mods:detail type="volume">
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<mods:number>598</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>129</mods:start>
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<mods:end>157</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.598.7400</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.598.7400</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-598-129</mods:identifier>
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<mods:identifier type="ZBK">5331A38A1FE8460CB4C249E9D7ECC3FA</mods:identifier>
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<mods:identifier type="ZooBank">5331A38A1FE8460CB4C249E9D7ECC3FA</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="127882692" LSID="urn:lsid:zoobank.org:act:077BD513-6BF2-47D9-AB4C-4A496FE33115" httpUri="http://treatment.plazi.org/id/B7FD3DAB7DDAC6467F9E88165635C74B" lastPageId="4" lastPageNumber="133" pageId="3" pageNumber="132">
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<subSubSection pageId="3" pageNumber="132" type="multiple">
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<paragraph pageId="3" pageNumber="132">Taxon classification Animalia Siluriformes Loricariidae</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="132" type="nomenclature">
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<paragraph pageId="3" pageNumber="132">
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<taxonomicName LSID="http://zoobank.org/077BD513-6BF2-47D9-AB4C-4A496FE33115" class="Actinopterygii" family="Loricariidae" genus="Microplecostomus" kingdom="Animalia" lsidName="Microplecostomus" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="genus">Microplecostomus</taxonomicName>
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<taxonomicNameLabel pageId="3" pageNumber="132">gen. n.</taxonomicNameLabel>
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Figs 1, 6
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="132" type="type species">
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<paragraph pageId="3" pageNumber="132">
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<typeStatus>Type</typeStatus>
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species.
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</paragraph>
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<paragraph pageId="3" pageNumber="132">
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Microplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microplecostomus forestii" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="species" species="forestii">Microplecostomus forestii</taxonomicName>
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sp. n.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="133" pageId="3" pageNumber="132" type="diagnosis">
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<paragraph pageId="3" pageNumber="132">Diagnosis.</paragraph>
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<paragraph lastPageId="4" lastPageNumber="133" pageId="3" pageNumber="132">
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The new genus and species differs from all members of the
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<taxonomicName family="Loricariidae" lsidName="" pageId="3" pageNumber="132" rank="family">Loricariidae</taxonomicName>
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by having (1) three hypertrophied bicuspid odontodes on the lateral portion of the body (character apparently present only in mature males - observed in the
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<typeStatus>holotype</typeStatus>
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, but not present in the
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<typeStatus>paratypes</typeStatus>
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) (Fig. 2a, b); and differs from all members of the
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<taxonomicName lsidName="" pageId="3" pageNumber="132" rank="subfamily" subfamily="Neoplecostominae">Neoplecostominae</taxonomicName>
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by having (2) a large area without odontodes around the snout, observed in all specimens, Fig. 3 (vs. margin of snout bearing odontodes); and from all members of the
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<taxonomicName lsidName="" pageId="3" pageNumber="132" rank="subfamily" subfamily="Neoplecostominae">Neoplecostominae</taxonomicName>
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, except
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Hirtella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Hirtella carinata" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="species" species="carinata">Hirtella carinata</taxonomicName>
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Pereira, Zanata, Cetra & Reis, 2014,
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Pareiorhina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pareiorhina carrancas" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="species" species="carrancas">Pareiorhina carrancas</taxonomicName>
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Bockmann & Ribeiro, 2003 and
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Pareiorhina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pareiorhina hyptiorhachis" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="species" species="hyptiorhachis">Pareiorhina hyptiorhachis</taxonomicName>
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Silva, Roxo & Oliveira, 2013 by (3) the presence of a post-dorsal ridge on the caudal peduncle, see dorsal view of
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<typeStatus>holotype</typeStatus>
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in Figs 1, 4 (vs. the absence of a post-dorsal ridge).
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Microplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microplecostomus forestii" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="species" species="forestii">Microplecostomus forestii</taxonomicName>
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sp. n. differs from species of the genera
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Isbrueckerichthys" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isbrueckerichthys" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="genus">Isbrueckerichthys</taxonomicName>
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,
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Neoplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Neoplecostomus" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="genus">Neoplecostomus</taxonomicName>
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and
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Pseudotocinclus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudotocinclus" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="genus">Pseudotocinclus</taxonomicName>
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by (4) the absence of abdominal plates, Fig. 1 (vs. abdomen covered by pentagonal or hexagonal platelets); from
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Kronichthys" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Kronichthys" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="genus">Kronichthys</taxonomicName>
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by having (5) the tooth series in dentary and premaxillary rows straight (vs. tooth series strongly curved medially); from
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Neoplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Neoplecostomus" order="Siluriformes" pageId="3" pageNumber="132" phylum="Chordata" rank="genus">Neoplecostomus</taxonomicName>
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by (6) the absence of a conspicuous
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<pageBreakToken pageId="4" pageNumber="133" start="start">series</pageBreakToken>
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of enlarged papillae just posterior to the dentary teeth (vs. presence of enlarged papillae); and from
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Pseudotocinclus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudotocinclus" order="Siluriformes" pageId="4" pageNumber="133" phylum="Chordata" rank="genus">Pseudotocinclus</taxonomicName>
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by having (7) the caudal peduncle ellipsoid in cross section (vs. caudal peduncle square in cross-section).
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</paragraph>
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<caption pageId="4" pageNumber="133">
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<paragraph pageId="4" pageNumber="133">
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Figure 1.
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Microplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microplecostomus forestii" order="Siluriformes" pageId="4" pageNumber="133" phylum="Chordata" rank="species" species="forestii">Microplecostomus forestii</taxonomicName>
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sp. n.,
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<collectionCode collectionName="MZUSP">MZUSP</collectionCode>
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118673,
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<typeStatus>holotype</typeStatus>
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, male,
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<quantity metricMagnitude="-1" metricUnit="m" metricValue="3.8299999999999996" unit="mm" value="383.0">38.3 mm</quantity>
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SL,
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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state, Brazil, Tocantins River basin.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="133">
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<paragraph pageId="4" pageNumber="133">
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Figure 2. Photographs showing a the three hypertrophied bicuspid odontodes on the lateral portion of the body of the
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<typeStatus>holotype</typeStatus>
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of
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Microplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microplecostomus forestii" order="Siluriformes" pageId="4" pageNumber="133" phylum="Chordata" rank="species" species="forestii">Microplecostomus forestii</taxonomicName>
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sp. n.,
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<collectionCode collectionName="MZUSP">MZUSP</collectionCode>
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118673; b Detail of the hypertrophied bicuspid odontodes.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="133">
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<paragraph pageId="4" pageNumber="133">
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Figure 3.
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Microplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microplecostomus forestii" order="Siluriformes" pageId="4" pageNumber="133" phylum="Chordata" rank="species" species="forestii">Microplecostomus forestii</taxonomicName>
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sp. n. showing a large area without odontodes around the snout, LBP 19017, 29.0 mm SL.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="133">
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<paragraph pageId="4" pageNumber="133">
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Figure 4. Dorsal view of the caudal peduncle in
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<taxonomicName class="Actinopterygii" family="Loricariidae" genus="Microplecostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microplecostomus forestii" order="Siluriformes" pageId="4" pageNumber="133" phylum="Chordata" rank="species" species="forestii">Microplecostomus forestii</taxonomicName>
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sp. n., LBP 19017, 29.0 mm SL, showing the presence of a series of unpaired median plates that form a post-dorsal ridge.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="133" type="etymology">
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<paragraph pageId="4" pageNumber="133">Etymology.</paragraph>
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<paragraph pageId="4" pageNumber="133">
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The generic name is a combination of Greek, micro (
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<normalizedToken originalValue="mikrós">mikros</normalizedToken>
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) = small, related to the small size of the adult type-specimen, and
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<taxonomicName lsidName="plecostomus" pageId="4" pageNumber="133" rank="species" species="plecostomus">plecostomus</taxonomicName>
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= a former generic name of species currently included in
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<taxonomicName family="Loricariidae" lsidName="" pageId="4" pageNumber="133" rank="family">Loricariidae</taxonomicName>
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, also in reference to the small adult size of the type-species. A masculine name.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |