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<document id="5F9E48304BFB159CC06FFB32A3F56C7E" ID-DOI="10.1111/zsc.12260" ID-ISSN="1463-6409" ID-Zenodo-Dep="15787470" IM.bibliography_approvedBy="diego" IM.illustrations_approvedBy="diego" IM.treatments_approvedBy="diego" checkinTime="1751421290074" checkinUser="felipe" docAuthor="Costa Correspondence, Elisabeth Henschel José Leonardo O. Mattos Axel M. Katz Wilson J. E. M." docDate="2017" docId="0392AF07FFFB2D426304FDC2C5CBFA6A" docLanguage="en" docName="ZoolScr.47.1.44-53.pdf" docOrigin="Zoologica Scripta 47 (1)" docSource="https://doi.org/10.1111/zsc.12260" docStyle="DocumentStyle:C474B9ED07F03274EF3A059EADEEC434.1:ZoolScr.2017-.journal_article.closed" docStyleId="C474B9ED07F03274EF3A059EADEEC434" docStyleName="ZoolScr.2017-.journal_article.closed" docStyleVersion="1" docTitle="Potamoglanis Correspondence, 2017, gen.n" docType="treatment" docVersion="2" lastPageNumber="8" masterDocId="FFABD77FFFF82D456030FFB5C73CFF8E" masterDocTitle="Position of enigmatic miniature trichomycterid catfishes inferred from molecular data (Siluriformes)" masterLastPageNumber="10" masterPageNumber="1" pageNumber="4" updateTime="1751881003740" updateUser="ExternalLinkService">
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<mods:titleInfo id="1C487C6CF693F811662CC1E2B7B3DD56">
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<mods:title id="827E1CE174FED9AFB2F7FA77520F7DB8">Position of enigmatic miniature trichomycterid catfishes inferred from molecular data (Siluriformes)</mods:title>
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<mods:namePart id="B2B77AA626799C3C53651C085808C4EE">Costa Correspondence, Elisabeth Henschel José Leonardo O. Mattos Axel M. Katz Wilson J. E. M.</mods:namePart>
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<mods:title id="A03EFCDFCD79B491EA1C4EA01E770077">Zoologica Scripta</mods:title>
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<mods:part id="46852EBCA43D0B3F967FA702E3D1F8A6">
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<mods:date id="FFA5B69F353E9ABEADF4F6D35C6C4DF5">2017</mods:date>
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<mods:number id="FB08B0A93AC4594B5B6DEE303766E029">2017-10-25</mods:number>
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<mods:number id="BE9743344E63546E7D12DE7AC14947D4">47</mods:number>
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<mods:url id="CCB84B2A2CBF86BCEF91C0260CFCCC75">https://doi.org/10.1111/zsc.12260</mods:url>
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<mods:classification id="ABAED85FF7D20E9B1CBF984E92B4F2A5">journal article</mods:classification>
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<mods:identifier id="48B1A86012A202D55CDB85E94EABAB72" type="DOI">10.1111/zsc.12260</mods:identifier>
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<mods:identifier id="4E9FB60F33E62F8F1AAC619000B50C02" type="ISSN">1463-6409</mods:identifier>
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<mods:identifier id="C0586961F5BD588EDE3B631824C1F9A0" type="Zenodo-Dep">15787470</mods:identifier>
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<treatment id="0392AF07FFFB2D426304FDC2C5CBFA6A" ID-DOI="http://doi.org/10.5281/zenodo.15827773" ID-Zenodo-Dep="15827773" LSID="urn:lsid:plazi:treatment:0392AF07FFFB2D426304FDC2C5CBFA6A" httpUri="http://treatment.plazi.org/id/0392AF07FFFB2D426304FDC2C5CBFA6A" lastPageId="7" lastPageNumber="8" pageId="3" pageNumber="4">
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<subSubSection id="C3214D9AFFFB2D466304FDC2C3F4FD1A" box="[820,1224,631,669]" pageId="3" pageNumber="4" type="nomenclature">
|
||||
<paragraph id="8B841E11FFFB2D466304FDC2C3F4FD1A" blockId="3.[820,1468,631,780]" box="[820,1224,631,669]" pageId="3" pageNumber="4">
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<heading id="D0CCA97DFFFB2D466304FDC2C3F4FD1A" box="[820,1224,631,669]" fontSize="14" level="2" pageId="3" pageNumber="4" reason="2">
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||||
<emphasis id="B94FC203FFFB2D466304FDC2C448FD1A" bold="true" box="[820,884,631,660]" pageId="3" pageNumber="4">3.2.1</emphasis>
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||||
|
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||||
<emphasis id="B94FC203FFFB2D46638AFDC2C3F4FD1A" bold="true" box="[954,1224,631,660]" pageId="3" pageNumber="4">
|
||||
<taxonomicName id="4C3B6592FFFB2D46638AFDC2C352FD1A" ID-CoL="6V65" authorityName="Costa Correspondence" authorityYear="2017" box="[954,1134,631,660]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="genus" status="gen. nov.">
|
||||
<emphasis id="B94FC203FFFB2D46638AFDC2C352FD1A" bold="true" box="[954,1134,631,660]" italics="true" pageId="3" pageNumber="4">Potamoglanis</emphasis>
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||||
</taxonomicName>
|
||||
,
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||||
<taxonomicNameLabel id="A27C7F78FFFB2D46644FFDCDC3F4FD1A" box="[1151,1224,632,660]" pageId="3" pageNumber="4" rank="genus">gen.n</taxonomicNameLabel>
|
||||
</emphasis>
|
||||
</heading>
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3214D9AFFFB2D466304FD18C267FC82" pageId="3" pageNumber="4" type="etymology">
|
||||
<paragraph id="8B841E11FFFB2D466304FD18C489FD49" blockId="3.[820,1468,631,780]" box="[820,949,685,711]" pageId="3" pageNumber="4">
|
||||
<emphasis id="B94FC203FFFB2D466304FD18C489FD49" bold="true" box="[820,949,685,711]" pageId="3" pageNumber="4">Etymology</emphasis>
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFB2D466304FD67C267FC82" blockId="3.[820,1468,631,780]" pageId="3" pageNumber="4">
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||||
From the greek
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<emphasis id="B94FC203FFFB2D4663ECFD67C310FD67" box="[988,1068,722,745]" italics="true" pageId="3" pageNumber="4">potamo</emphasis>
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||||
%river; the gods of rivers in the Greek mythology) and
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||||
<emphasis id="B94FC203FFFB2D4663D4FD41C319FC82" box="[996,1061,756,780]" italics="true" pageId="3" pageNumber="4">glanis</emphasis>
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||||
%catfish). Gender masculine.
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</paragraph>
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||||
</subSubSection>
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||||
<subSubSection id="C3214D9AFFFB2D466304FC8DC3EDFCFB" pageId="3" pageNumber="4" type="type_taxon">
|
||||
<paragraph id="8B841E11FFFB2D466304FC8DC4FBFCDC" blockId="3.[820,1233,824,885]" box="[820,967,824,850]" pageId="3" pageNumber="4">
|
||||
<emphasis id="B94FC203FFFB2D466304FC8DC4FBFCDC" bold="true" box="[820,967,824,850]" pageId="3" pageNumber="4">
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||||
<typeStatus id="5480A0B3FFFB2D466304FC8DC452FCDC" box="[820,878,824,850]" pageId="3" pageNumber="4">Type</typeStatus>
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||||
species
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||||
</emphasis>
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||||
</paragraph>
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||||
<paragraph id="8B841E11FFFB2D466304FCE9C3EDFCFB" blockId="3.[820,1233,824,885]" box="[820,1233,860,885]" pageId="3" pageNumber="4">
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||||
<taxonomicName id="4C3B6592FFFB2D466304FCE9C3F2FCFB" ID-CoL="4QNRB" authority="Eigenmann, 1914" authorityName="Eigenmann" authorityYear="1914" box="[820,1230,860,885]" family="Trichomycteridae" genus="Pygidium" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="hasemani">
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||||
<emphasis id="B94FC203FFFB2D466304FCE9C33BFCFA" box="[820,1031,860,884]" italics="true" pageId="3" pageNumber="4">Pygidium hasemani</emphasis>
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Eigenmann, 1914
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</taxonomicName>
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||||
.
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||||
</paragraph>
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||||
</subSubSection>
|
||||
<subSubSection id="C3214D9AFFFB2D416304FC15C4CAF9E1" lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4" type="diagnosis">
|
||||
<paragraph id="8B841E11FFFB2D466304FC15C49BFC34" blockId="3.[820,1468,928,1197]" box="[820,935,928,954]" pageId="3" pageNumber="4">
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||||
<emphasis id="B94FC203FFFB2D466304FC15C49BFC34" bold="true" box="[820,935,928,954]" pageId="3" pageNumber="4">Diagnosis</emphasis>
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||||
</paragraph>
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||||
<paragraph id="8B841E11FFFB2D416304FC71C4CAF9E1" blockId="3.[820,1468,928,1197]" lastBlockId="4.[816,1463,1588,1647]" lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4">
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||||
<taxonomicName id="4C3B6592FFFB2D466304FC71C4F4FC52" authorityName="Costa Correspondence" authorityYear="2017" box="[820,968,964,988]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="genus">
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||||
<emphasis id="B94FC203FFFB2D466304FC71C4F4FC52" box="[820,968,964,988]" italics="true" pageId="3" pageNumber="4">Potamoglanis</emphasis>
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||||
</taxonomicName>
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||||
is distinguished from all other
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<taxonomicName id="4C3B6592FFFB2D4664CEFC71C280FC52" authorityName="Bleeker" authorityYear="1858" box="[1278,1468,964,988]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
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by an angle of 35–40° between the main longitudinal axis of the head and the main axis of the autopalatine %Figure 2a,b) and by the unique thin tubular shape of the second hypobranchial %Figure 2d).
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||||
<taxonomicName id="4C3B6592FFFB2D46640AFBFAC3F2FBE9" authorityName="Costa Correspondence" authorityYear="2017" box="[1082,1230,1103,1127]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="genus">
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||||
<emphasis id="B94FC203FFFB2D46640AFBFAC3F2FBE9" box="[1082,1230,1103,1127]" italics="true" pageId="3" pageNumber="4">Potamoglanis</emphasis>
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||||
</taxonomicName>
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is similar to other
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<taxonomicName id="4C3B6592FFFB2D466304FBC7C493FB04" box="[820,943,1138,1162]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
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genera by the presence of a wide cranial fontanelle %Figure 3a–c); the presence of a short ventral process in the opercular bone %Figure 2f–g) and by the origin of the dorsal fin placed in a vertical through the anal-fin origin or just posterior to it. The new genus differs from other genera of
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<taxonomicName id="4C3B6592FFFC2D4160A6F929C62DF93A" box="[150,273,1692,1716]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
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by the presence of six or seven anal-fin rays %vs. 15 or more); eyes dorsally placed on head, not ventrally visible %vs. laterally placed; ventrally visible); opercular and interopercular odontodes patches not juxtaposed, separated by more than the width of the interopercular patch %vs. odontodes patches juxtaposed, separated by less than the width of the interopercular patch); absence of a distal process on the hyomandibula %vs. presence) and the presence of a long process on the anterior region of the hyomandibula %vs. absence) %Figure 2f).
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</paragraph>
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</subSubSection>
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||||
<caption id="DF444E99FFFB2D46604CF887C4C4F829" ID-DOI="http://doi.org/10.5281/zenodo.15787472" ID-Zenodo-Dep="15787472" httpUri="https://zenodo.org/record/15787472/files/figure.png" pageId="3" pageNumber="4" startId="3.[124,234,1842,1864]" targetBox="[131,1461,1229,1809]" targetPageId="3" targetType="figure">
|
||||
<paragraph id="8B841E11FFFB2D46604CF887C4C4F829" blockId="3.[124,1435,1842,1960]" pageId="3" pageNumber="4">
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||||
<emphasis id="B94FC203FFFB2D46604CF887C63FF8C9" bold="true" box="[124,259,1842,1864]" pageId="3" pageNumber="4">FIGURE 1</emphasis>
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Phylogenetic positioning of
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||||
<taxonomicName id="4C3B6592FFFB2D466210F887C5A0F8C9" authorityName="Costa Correspondence" authorityYear="2017" box="[544,668,1842,1863]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="genus">
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||||
<emphasis id="B94FC203FFFB2D466210F887C5A0F8C9" box="[544,668,1842,1863]" italics="true" pageId="3" pageNumber="4">Potamoglanis</emphasis>
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||||
</taxonomicName>
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||||
among the
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<taxonomicName id="4C3B6592FFFB2D466337F887C496F8C6" authorityName="Bleeker" authorityYear="1858" box="[775,938,1842,1864]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
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, inferred by Bayesian Inference from the analysis of molecular data %2983 bp). An asterisk indicates maximum support value. %a)
|
||||
<taxonomicName id="4C3B6592FFFB2D466305F8E7C3BDF8E6" authority="Giltay, 1935" authorityName="Giltay" authorityYear="1935" box="[821,1153,1874,1896]" family="Trichomycteridae" genus="Paracanthopoma" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="parva">
|
||||
<emphasis id="B94FC203FFFB2D466305F8E7C330F8E6" box="[821,1036,1874,1896]" italics="true" pageId="3" pageNumber="4">Paracanthopoma parva</emphasis>
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||||
Giltay, 1935
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</taxonomicName>
|
||||
. %b)
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<taxonomicName id="4C3B6592FFFB2D46649DF8E7C60FF806" authority="% Steindachner, 1882" authorityName="Steindachner" authorityYear="1882" family="Trichomycteridae" genus="Ochmacanthus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="reinhardtii">
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||||
<emphasis id="B94FC203FFFB2D46649DF8E7C2A7F8E9" box="[1197,1435,1874,1895]" italics="true" pageId="3" pageNumber="4">Ochmacanthus reinhardtii</emphasis>
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%Steindachner, 1882
|
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</taxonomicName>
|
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). %c)
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||||
<taxonomicName id="4C3B6592FFFB2D466153F8C7C583F809" authority="de Pinna, 1989" authorityName="de Pinna" authorityYear="1989" box="[355,703,1906,1928]" family="Trichomycteridae" genus="Stauroglanis" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="gouldingi">
|
||||
<emphasis id="B94FC203FFFB2D466153F8C7C50EF809" box="[355,562,1906,1927]" italics="true" pageId="3" pageNumber="4">Stauroglanis gouldingi</emphasis>
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||||
<bibRefCitation id="EFAA63E0FFFB2D466208F8C7C583F809" author="de Pinna, M. C. C." box="[568,703,1906,1928]" pageId="3" pageNumber="4" pagination="1 - 39" refId="ref8167" refString="de Pinna, M. C. C. % 1989). A new sarcoglandine catfish, phylogeny of its subfamily, and an appraisal of the phyletic status of the Trichomycterinae % Teleostei, Trichomycteridae). American Museum Novitates, 2950, 1-39." type="journal article" year="1989">de Pinna, 1989</bibRefCitation>
|
||||
</taxonomicName>
|
||||
. %d)
|
||||
<emphasis id="B94FC203FFFB2D4662DBF8C7C4FEF809" box="[747,962,1906,1927]" italics="true" pageId="3" pageNumber="4">
|
||||
<taxonomicName id="4C3B6592FFFB2D4662DBF8C7C482F809" box="[747,958,1906,1927]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="anhanga">Potamoglanis anhanga</taxonomicName>
|
||||
.
|
||||
</emphasis>
|
||||
%e)
|
||||
<taxonomicName id="4C3B6592FFFB2D4663D5F8C6C25EF806" authority="% Miranda-Ribeiro, 1957" authorityName="Miranda-Ribeiro" authorityYear="1957" box="[997,1378,1906,1928]" family="Trichomycteridae" genus="Listrura" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="camposi">
|
||||
<emphasis id="B94FC203FFFB2D4663D5F8C6C3BCF806" box="[997,1152,1907,1928]" italics="true" pageId="3" pageNumber="4">Listrura camposi</emphasis>
|
||||
%Miranda-Ribeiro, 1957
|
||||
</taxonomicName>
|
||||
). %f)
|
||||
<taxonomicName id="4C3B6592FFFB2D46604CF827C525F826" authority="% Eigenmann, 1917" authorityName="Eigenmann" authorityYear="1917" box="[124,537,1938,1960]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="reinhardti">
|
||||
<emphasis id="B94FC203FFFB2D46604CF827C655F829" box="[124,361,1938,1959]" italics="true" pageId="3" pageNumber="4">Trichomycterus reinhardti</emphasis>
|
||||
%Eigenmann, 1917
|
||||
</taxonomicName>
|
||||
). %g)
|
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<taxonomicName id="4C3B6592FFFB2D466278F827C4C4F829" authority="Britski & Ortega, 1983" authorityName="Britski & Ortega" authorityYear="1983" box="[584,1016,1938,1960]" family="Trichomycteridae" genus="Trichogenes" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="longipinnis">
|
||||
<emphasis id="B94FC203FFFB2D466278F827C41DF829" box="[584,801,1938,1959]" italics="true" pageId="3" pageNumber="4">Trichogenes longipinnis</emphasis>
|
||||
Britski & Ortega, 1983
|
||||
</taxonomicName>
|
||||
</paragraph>
|
||||
</caption>
|
||||
<caption id="DF444E99FFFC2D416047FDE7C53CFA66" ID-DOI="http://doi.org/10.5281/zenodo.15787474" ID-Zenodo-Dep="15787474" httpUri="https://zenodo.org/record/15787474/files/figure.png" pageId="4" pageNumber="5" startId="4.[119,230,594,616]" targetBox="[580,1464,131,1507]" targetPageId="4" targetType="figure">
|
||||
<paragraph id="8B841E11FFFC2D416047FDE7C53CFA66" blockId="4.[119,526,594,1512]" pageId="4" pageNumber="5">
|
||||
<emphasis id="B94FC203FFFC2D416047FDE7C7C2FDE9" bold="true" box="[119,254,594,616]" pageId="4" pageNumber="5">FIGURE 2</emphasis>
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||||
%a–c) Left autopalatine, dorsal view of: %a)
|
||||
<taxonomicName id="4C3B6592FFFC2D416113FDC7C6C6FD06" box="[291,506,626,648]" pageId="4" pageNumber="5">
|
||||
<emphasis id="B94FC203FFFC2D416113FDC7C6C8FD09" box="[291,500,626,647]" italics="true" pageId="4" pageNumber="5">Potamoglanis anhanga</emphasis>
|
||||
,
|
||||
</taxonomicName>
|
||||
UFRJ 11251, 10.0 mm SL. Scale bar = 0.5 mm. %b)
|
||||
<taxonomicName id="4C3B6592FFFC2D416110FD06C6EEFD46" authority=", UFRJ" authorityName="UFRJ" box="[288,466,690,712]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFC2D416110FD06C6ADFD49" box="[288,401,690,712]" italics="true" pageId="4" pageNumber="5">Po. johnsoni</emphasis>
|
||||
, UFRJ
|
||||
</taxonomicName>
|
||||
11530, 13.0 mm SL. Scale bar = 1.0 mm. %c)
|
||||
<taxonomicName id="4C3B6592FFFC2D4160A6FD47C603FC86" box="[150,319,754,776]" family="Trichomycteridae" genus="Microcambeva" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="undetermined">
|
||||
<emphasis id="B94FC203FFFC2D4160A6FD47C621FC89" box="[150,285,754,775]" italics="true" pageId="4" pageNumber="5">Microcambeva</emphasis>
|
||||
sp.
|
||||
</taxonomicName>
|
||||
, MZUSP 79953, 38.0 mm SL. Scale bar = 1.0 mm. %d,e) Branchial arches, ventral view of: %d)
|
||||
<taxonomicName id="4C3B6592FFFC2D416047FCE6C615FCE6" authority=", UFRJ" authorityName="UFRJ" box="[119,297,850,872]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFC2D416047FCE6C7D5FCE9" box="[119,233,850,872]" italics="true" pageId="4" pageNumber="5">Po. johnsoni</emphasis>
|
||||
, UFRJ
|
||||
</taxonomicName>
|
||||
11530, 13.0 mm SL. %e)
|
||||
<taxonomicName id="4C3B6592FFFC2D4160A6FCC7C693FC06" authority=", UFRJ" authorityName="UFRJ" box="[150,431,882,904]" family="Trichomycteridae" genus="Trichogenes" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="longipinnis">
|
||||
<emphasis id="B94FC203FFFC2D4160A6FCC7C653FC09" box="[150,367,882,903]" italics="true" pageId="4" pageNumber="5">Trichogenes longipinnis</emphasis>
|
||||
, UFRJ
|
||||
</taxonomicName>
|
||||
0682, 51.7 mm SL. Scale bars = 1.0 mm. %f,g) Left suspensory, dorsal view of: %f)
|
||||
<taxonomicName id="4C3B6592FFFC2D4161A0FC07C530FC49" authorityName="Costa Correspondence" authorityYear="2017" box="[400,524,946,967]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFC2D4161A0FC07C530FC49" box="[400,524,946,967]" italics="true" pageId="4" pageNumber="5">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
<taxonomicName id="4C3B6592FFFC2D416047FC66C62CFC66" authority=", UFRJ" authorityName="UFRJ" box="[119,272,979,1000]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="wapixana">
|
||||
<emphasis id="B94FC203FFFC2D416047FC66C7F3FC66" box="[119,207,979,1000]" italics="true" pageId="4" pageNumber="5">wapixana</emphasis>
|
||||
, UFRJ
|
||||
</taxonomicName>
|
||||
9369, 13.8 mm SL. %g)
|
||||
<taxonomicName id="4C3B6592FFFC2D416047FC47C635FB86" box="[119,265,1010,1032]" family="Trichomycteridae" genus="Tridentopsis" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="undetermined">
|
||||
<emphasis id="B94FC203FFFC2D416047FC47C7DBFB89" box="[119,231,1010,1031]" italics="true" pageId="4" pageNumber="5">Tridentopsis</emphasis>
|
||||
sp.
|
||||
</taxonomicName>
|
||||
, UFRJ 1077, 18.0 mm SL. Scale bars = 1.0 mm. %h,i) Hyoid arch, ventral view of: %h)
|
||||
<taxonomicName id="4C3B6592FFFC2D41611CFB87C53EFBC6" box="[300,514,1074,1096]" pageId="4" pageNumber="5">
|
||||
<emphasis id="B94FC203FFFC2D41611CFB87C6C0FBC9" box="[300,508,1074,1095]" italics="true" pageId="4" pageNumber="5">Potamoglanis anhanga</emphasis>
|
||||
,
|
||||
</taxonomicName>
|
||||
UFRJ 11251, 10.0 mm SL. %i)
|
||||
<taxonomicName id="4C3B6592FFFC2D4161BDFBE6C538FBE6" box="[397,516,1106,1128]" pageId="4" pageNumber="5">
|
||||
<emphasis id="B94FC203FFFC2D4161BDFBE6C6C2FBE9" box="[397,510,1106,1128]" italics="true" pageId="4" pageNumber="5">Po. johnsoni</emphasis>
|
||||
,
|
||||
</taxonomicName>
|
||||
UFRJ 11530, 13.0 mm SL. Scale bars = 1.0 mm. ac, anterior ceratohyal; an, antorbital; apal, autopalatine; bb, basibranchials; br, branchiostegal rays; cb1- 5, ceratobranchial 1–5; eb1-4, epibranchial 1–4; fr, frontal; hb1-3, hypobranchial 1–3; hy, hyomandibula; iop, interopercle; max, maxilla; met; mesethmoid; mtg, metapterygoid; op, opercle; pc, posterior ceratohyal; pop, preopercle; pre, premaxilla; tp, tooth plate; pu, parurohyal; vh, hypohial; UFRJ, Federal University of Rio de Janeiro
|
||||
</paragraph>
|
||||
</caption>
|
||||
<subSubSection id="C3214D9AFFFC2D416300F92EC29BF892" pageId="4" pageNumber="5" type="taxon_list">
|
||||
<paragraph id="8B841E11FFFC2D416300F92EC4CEF93A" blockId="4.[816,1464,1690,1820]" box="[816,1010,1690,1717]" pageId="4" pageNumber="5">
|
||||
<emphasis id="B94FC203FFFC2D416300F92EC4CEF93A" bold="true" box="[816,1010,1690,1717]" pageId="4" pageNumber="5">Included species</emphasis>
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFC2D416300F90AC29BF892" blockId="4.[816,1464,1690,1820]" pageId="4" pageNumber="5">
|
||||
<taxonomicName id="4C3B6592FFFC2D416300F90AC3E5F959" authority="Eigenmann, 1914" authorityName="Eigenmann" authorityYear="1914" box="[816,1241,1727,1751]" family="Trichomycteridae" genus="Pygidium" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFC2D416300F90AC334F959" box="[816,1032,1727,1751]" italics="true" pageId="4" pageNumber="5">Pygidium hasemani</emphasis>
|
||||
Eigenmann, 1914
|
||||
</taxonomicName>
|
||||
;
|
||||
<taxonomicName id="4C3B6592FFFC2D4164D9F90AC4FFF974" authority="Fowler, 1932" authorityName="Fowler" authorityYear="1932" family="Trichomycteridae" genus="Pygidium" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFC2D4164D9F90AC284F959" box="[1257,1464,1727,1751]" italics="true" pageId="4" pageNumber="5">Pygidium johnsoni</emphasis>
|
||||
Fowler, 1932
|
||||
</taxonomicName>
|
||||
;
|
||||
<taxonomicName id="4C3B6592FFFC2D4163FFF957C4EEF892" authority="Dutra, Wosiacki, & de Pinna, 2012" authorityName="% Dutra, Wosiacki, & de Pinna" authorityYear="2012" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFC2D4163FFF957C3E6F974" box="[975,1242,1762,1786]" italics="true" pageId="4" pageNumber="5">Trichomycterus anhanga</emphasis>
|
||||
Dutra, Wosiacki, & de Pinna, 2012
|
||||
</taxonomicName>
|
||||
;
|
||||
<taxonomicName id="4C3B6592FFFC2D4163EDF8B1C29FF892" authority="Henschel, 2016" authorityName="% Henschel" authorityYear="2016" box="[989,1443,1796,1820]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="wapixana">
|
||||
<emphasis id="B94FC203FFFC2D4163EDF8B1C3CFF892" box="[989,1267,1796,1820]" italics="true" pageId="4" pageNumber="5">Trichomycterus wapixana</emphasis>
|
||||
Henschel, 2016
|
||||
</taxonomicName>
|
||||
.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3214D9AFFFC2D406300F8F2C251FE79" lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5" type="distribution">
|
||||
<paragraph id="8B841E11FFFC2D416300F8F2C36FF8EF" blockId="4.[816,1464,1863,1959]" box="[816,1107,1863,1890]" pageId="4" pageNumber="5">
|
||||
<emphasis id="B94FC203FFFC2D416300F8F2C36FF8EF" bold="true" box="[816,1107,1863,1890]" pageId="4" pageNumber="5">Distribution and habitat</emphasis>
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFC2D406300F8D9C251FE79" blockId="4.[816,1464,1863,1959]" lastBlockId="5.[820,1468,132,503]" lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5">
|
||||
<taxonomicName id="4C3B6592FFFC2D416300F8D9C30CF80A" box="[816,1072,1900,1924]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFC2D416300F8D9C30CF80A" box="[816,1072,1900,1924]" italics="true" pageId="4" pageNumber="5">Potamoglanis hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFC2D41646AF8D9C252F80A" box="[1114,1390,1900,1924]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFC2D41646AF8D9C252F80A" box="[1114,1390,1900,1924]" italics="true" pageId="4" pageNumber="5">Potamoglanis anhanga</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B6592FFFC2D416300F83AC30AF829" baseAuthorityName="Henschel" baseAuthorityYear="2016" box="[816,1078,1935,1959]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="wapixana">
|
||||
<emphasis id="B94FC203FFFC2D416300F83AC30AF829" box="[816,1078,1935,1959]" italics="true" pageId="4" pageNumber="5">Potamoglanis wapixana</emphasis>
|
||||
</taxonomicName>
|
||||
are found throughout the Amazon river basin, whereas
|
||||
<taxonomicName id="4C3B6592FFFD2D40643DFF30C3A8FF12" authorityName="Fowler" authorityYear="1932" box="[1037,1172,132,156]" family="Trichomycteridae" genus="Pygidium" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFD2D40643DFF30C3A8FF12" box="[1037,1172,132,156]" italics="true" pageId="5" pageNumber="6">Po. johnsoni</emphasis>
|
||||
</taxonomicName>
|
||||
is endemic to Pantanal wetlands,
|
||||
<collectingCountry id="F32C5E81FFFD2D406349FF1DC4E0FF4E" box="[889,988,168,192]" name="Paraguay" pageId="5" pageNumber="6">Paraguay</collectingCountry>
|
||||
river basin.
|
||||
<taxonomicName id="4C3B6592FFFD2D406450FF12C25CFF31" box="[1120,1376,167,191]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFD2D406450FF12C25CFF31" box="[1120,1376,167,191]" italics="true" pageId="5" pageNumber="6">Potamoglanis hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
is found in aquatic plants roots and
|
||||
<taxonomicName id="4C3B6592FFFD2D406452FF7FC3C9FF6F" baseAuthorityName="Henschel" baseAuthorityYear="2016" box="[1122,1269,202,225]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="wapixana">
|
||||
<emphasis id="B94FC203FFFD2D406452FF7FC3C9FF6F" box="[1122,1269,202,225]" italics="true" pageId="5" pageNumber="6">Po. wapixana</emphasis>
|
||||
</taxonomicName>
|
||||
inhabits marginal vegetation of small streams %E. Henschel, personal observation,
|
||||
<date id="FF8538D1FFFD2D40635EFEBAC373FEA9" box="[878,1103,271,295]" pageId="5" pageNumber="6" value="2016-11-30">November 30, 2016</date>
|
||||
).
|
||||
<taxonomicName id="4C3B6592FFFD2D406454FEBAC25CFEA9" box="[1124,1376,271,295]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFD2D406454FEBAC25CFEA9" box="[1124,1376,271,295]" italics="true" pageId="5" pageNumber="6">Potamoglanis anhanga</emphasis>
|
||||
</taxonomicName>
|
||||
lives in places with mud and roots of aquatic plants of a small stream %mainly composed of sandbanks) %E. Henschel, personal observation,
|
||||
<date id="FF8538D1FFFD2D406398FEC2C3B1FE01" box="[936,1165,375,399]" pageId="5" pageNumber="6" value="2016-09-20">September 20, 2016</date>
|
||||
).
|
||||
<taxonomicName id="4C3B6592FFFD2D406493FEC2C2A3FE01" baseAuthorityName="Fowler" baseAuthorityYear="1932" box="[1187,1439,375,399]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFD2D406493FEC2C2A3FE01" box="[1187,1439,375,399]" italics="true" pageId="5" pageNumber="6">Potamoglanis johnsoni</emphasis>
|
||||
</taxonomicName>
|
||||
is endemic to the Pantanal and inhabits roots of aquatic plants %W.J.E.M. Costa, personal observation,
|
||||
<date id="FF8538D1FFFD2D4064DEFE09C2AAFE5A" box="[1262,1430,444,469]" pageId="5" pageNumber="6" value="1996-04-30">April 30, 1996</date>
|
||||
; E. Henschel personal observation,
|
||||
<date id="FF8538D1FFFD2D4064B9FE6AC25EFE79" box="[1161,1378,479,503]" pageId="5" pageNumber="6" value="2016-11-30">November 30, 2016</date>
|
||||
).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C3214D9AFFFD2D426304FD96C5CBFA6A" lastPageId="7" lastPageNumber="8" pageId="5" pageNumber="6" type="discussion">
|
||||
<paragraph id="8B841E11FFFD2D406304FD96C49CFDB3" blockId="5.[820,1469,547,711]" box="[820,928,547,573]" pageId="5" pageNumber="6">
|
||||
<emphasis id="B94FC203FFFD2D406304FD96C49CFDB3" bold="true" box="[820,928,547,573]" pageId="5" pageNumber="6">Remarks</emphasis>
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFD2D406304FDF2C38BFD49" blockId="5.[820,1469,547,711]" pageId="5" pageNumber="6">
|
||||
Several populations of small catfishes have been collected throughout the Amazon basin and identified as
|
||||
<taxonomicName id="4C3B6592FFFD2D40651BFDDFC4FCFD2A" authority="% E. Henschel" authorityName="E. Henschel" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFD2D40651BFDDFC280FD0C" box="[1323,1468,618,642]" italics="true" pageId="5" pageNumber="6">Po. hasemani</emphasis>
|
||||
%E. Henschel
|
||||
</taxonomicName>
|
||||
, personal observation,
|
||||
<date id="FF8538D1FFFD2D406484FD38C267FD2A" box="[1204,1371,652,677]" pageId="5" pageNumber="6" value="2016-08-07">August 7, 2016</date>
|
||||
), but this identification requires confirmation.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFD2D406304FD4BC34BFC94" blockId="5.[820,1143,765,804]" box="[820,1143,765,804]" pageId="5" pageNumber="6">
|
||||
<emphasis id="B94FC203FFFD2D406304FD4BC478FC95" bold="true" box="[820,836,766,795]" pageId="5" pageNumber="6">4</emphasis>
|
||||
|
|
||||
<emphasis id="B94FC203FFFD2D4063A7FD48C34BFC94" bold="true" box="[919,1143,765,794]" pageId="5" pageNumber="6">DISCUSSION</emphasis>
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFD2D406304FCFAC2B2FC00" blockId="5.[820,1422,847,910]" pageId="5" pageNumber="6">
|
||||
<heading id="D0CCA97DFFFD2D406304FCFAC2B2FC00" fontSize="14" level="2" pageId="5" pageNumber="6" reason="2">
|
||||
<emphasis id="B94FC203FFFD2D406304FCFAC460FCE2" bold="true" box="[820,860,847,876]" pageId="5" pageNumber="6">4.1</emphasis>
|
||||
|
|
||||
<emphasis id="B94FC203FFFD2D406392FCFAC2B2FC00" bold="true" pageId="5" pageNumber="6">
|
||||
Phylogenetic positioning of
|
||||
<taxonomicName id="4C3B6592FFFD2D406304FCC4C4D4FC00" ID-CoL="6V65" authorityName="Costa Correspondence" authorityYear="2017" box="[820,1000,881,910]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D406304FCC4C4D4FC00" bold="true" box="[820,1000,881,910]" italics="true" pageId="5" pageNumber="6">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
and monophyly of
|
||||
<taxonomicName id="4C3B6592FFFD2D4064DEFCC4C2B2FC00" box="[1262,1422,881,910]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
</emphasis>
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFD2D406304FC1FC20BFBC3" blockId="5.[820,1469,937,1897]" pageId="5" pageNumber="6">
|
||||
Our results corroborate
|
||||
<taxonomicName id="4C3B6592FFFD2D406408FC1CC3F0FC4F" authorityName="Costa Correspondence" authorityYear="2017" box="[1080,1228,937,961]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D406408FC1CC3F0FC4F" box="[1080,1228,937,961]" italics="true" pageId="5" pageNumber="6">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
as the sister group of species traditionally placed in the
|
||||
<taxonomicName id="4C3B6592FFFD2D40649FFC79C212FC6A" box="[1199,1326,972,996]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
.
|
||||
<taxonomicName id="4C3B6592FFFD2D40650AFC79C284FC6A" box="[1338,1464,972,996]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
, until the present study, comprised the genera
|
||||
<taxonomicName id="4C3B6592FFFD2D406501FC5AC289FB89" authorityName="Eigenmann & Eigenmann" authorityYear="1889" box="[1329,1461,1007,1031]" family="Trichomycteridae" genus="Miuroglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D406501FC5AC289FB89" box="[1329,1461,1007,1031]" italics="true" pageId="5" pageNumber="6">Miuroglanis</emphasis>
|
||||
</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFD2D406304FBA4C4FDFBA7" authorityName="Schultz" authorityYear="1944" box="[820,961,1041,1065]" family="Trichomycteridae" genus="Tridensimilis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D406304FBA4C4FDFBA7" box="[820,961,1041,1065]" italics="true" pageId="5" pageNumber="6">Tridensimilis</emphasis>
|
||||
</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFD2D4063E6FBA4C367FBA7" authorityName="Myers" authorityYear="1925" box="[982,1115,1041,1065]" family="Trichomycteridae" genus="Tridentopsis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D4063E6FBA4C367FBA7" box="[982,1115,1041,1065]" italics="true" pageId="5" pageNumber="6">Tridentopsis</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<emphasis id="B94FC203FFFD2D406490FBA4C2A7FBA7" box="[1184,1435,1041,1065]" italics="true" pageId="5" pageNumber="6">
|
||||
<taxonomicName id="4C3B6592FFFD2D406490FBA4C3C9FBA7" box="[1184,1269,1041,1065]" family="Trichomycteridae" genus="Tridens" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">Tridens</taxonomicName>
|
||||
.
|
||||
<taxonomicName id="4C3B6592FFFD2D406537FBA4C2A7FBA7" authorityName="Costa Correspondence" authorityYear="2017" box="[1287,1435,1041,1065]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">Potamoglanis</taxonomicName>
|
||||
</emphasis>
|
||||
is herein considered as the fifth
|
||||
<taxonomicName id="4C3B6592FFFD2D406440FB81C3D7FBC2" box="[1136,1259,1076,1100]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
genus.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFD2D406367FBE2C3DFF9DA" blockId="5.[820,1469,937,1897]" pageId="5" pageNumber="6">
|
||||
Baskin %1973) enumerated eight synapomorphies for the
|
||||
<taxonomicName id="4C3B6592FFFD2D406304FBCCC48FFB1F" box="[820,947,1145,1169]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
: 1 – cranial fontanelle expanded; 2 – maxillary bone very small; 3 – eyes exposed ventrally; 4 – opercular and interopercular tooth patches juxtaposed; 5 – opercular bone with a short ventral process; 6 – origin of the dorsal fin just above or posterior to anal-fin origin; 7 – hyomandibular with a distal process and 8 – anal-fin rays 15 or more. When regarding
|
||||
<taxonomicName id="4C3B6592FFFD2D4063AFFAFCC30DFAEF" authorityName="Costa Correspondence" authorityYear="2017" box="[927,1073,1353,1377]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D4063AFFAFCC30DFAEF" box="[927,1073,1353,1377]" italics="true" pageId="5" pageNumber="6">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
as a new
|
||||
<taxonomicName id="4C3B6592FFFD2D4064A5FAFCC22CFAEF" box="[1173,1296,1353,1377]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
genus, the characters 1, 5 and 6 are maintained as synapomorphies for the whole subfamily %see below). The other five character states are thus no longer considered as valid synapomorphies for the subfamily but are useful to diagnose the clade comprising
|
||||
<taxonomicName id="4C3B6592FFFD2D40636FFA42C4DDF981" authority="Eigenmann & Eigenmann, 1889" authorityName="Eigenmann & Eigenmann" authorityYear="1889" box="[863,993,1527,1551]" family="Trichomycteridae" genus="Miuroglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D40636FFA42C4DDF981" box="[863,993,1527,1551]" italics="true" pageId="5" pageNumber="6">Miuroglanis</emphasis>
|
||||
</taxonomicName>
|
||||
%Eigenmann & Eigenmann, 1889);
|
||||
<taxonomicName id="4C3B6592FFFD2D40655CFA42C280F981" authority="Eigenmann & Eigenmann, 1889" authorityName="Eigenmann & Eigenmann" authorityYear="1889" box="[1388,1468,1527,1551]" family="Trichomycteridae" genus="Tridens" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D40655CFA42C280F981" box="[1388,1468,1527,1551]" italics="true" pageId="5" pageNumber="6">Tridens</emphasis>
|
||||
</taxonomicName>
|
||||
%Eigenmann & Eigenmann, 1889);
|
||||
<taxonomicName id="4C3B6592FFFD2D4064E4F9ACC26BF9BF" authority="Myers, 1925" authorityName="Myers" authorityYear="1925" box="[1236,1367,1561,1585]" family="Trichomycteridae" genus="Tridentopsis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D4064E4F9ACC26BF9BF" box="[1236,1367,1561,1585]" italics="true" pageId="5" pageNumber="6">Tridentopsis</emphasis>
|
||||
</taxonomicName>
|
||||
%Myers, 1925) and
|
||||
<taxonomicName id="4C3B6592FFFD2D406396F989C30DF9DA" authority="Schultz, 1944" authorityName="Schultz" authorityYear="1944" box="[934,1073,1596,1620]" family="Trichomycteridae" genus="Tridensimilis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D406396F989C30DF9DA" box="[934,1073,1596,1620]" italics="true" pageId="5" pageNumber="6">Tridensimilis</emphasis>
|
||||
</taxonomicName>
|
||||
%Schultz, 1944).
|
||||
</paragraph>
|
||||
<caption id="DF444E99FFFD2D406046F986C5E1F8E4" ID-DOI="http://doi.org/10.5281/zenodo.15787476" ID-Zenodo-Dep="15787476" httpUri="https://zenodo.org/record/15787476/files/figure.png" pageId="5" pageNumber="6" startId="5.[118,230,1587,1609]" targetBox="[139,760,132,1556]" targetPageId="5" targetType="figure">
|
||||
<paragraph id="8B841E11FFFD2D406046F986C5E1F8E4" blockId="5.[118,771,1587,1898]" pageId="5" pageNumber="6">
|
||||
<emphasis id="B94FC203FFFD2D406046F986C63CF9C6" bold="true" box="[118,256,1587,1609]" pageId="5" pageNumber="6">FIGURE 3</emphasis>
|
||||
%a–e) Neurocranium, dorsal view of: %a)
|
||||
<taxonomicName id="4C3B6592FFFD2D40604CF9E1C6A3F9E7" authority=", UFRJ" authorityName="UFRJ" box="[124,415,1620,1641]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFD2D40604CF9E1C661F9E7" box="[124,349,1620,1641]" italics="true" pageId="5" pageNumber="6">Potamoglanis hasemani</emphasis>
|
||||
, UFRJ
|
||||
</taxonomicName>
|
||||
9653, 17.0 mm SL. %b)
|
||||
<taxonomicName id="4C3B6592FFFD2D4062B3F9E1C62CF907" authority=", UFRJ" authorityName="UFRJ" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFD2D4062B3F9E1C7F1F907" italics="true" pageId="5" pageNumber="6">Potamoglanis anhanga</emphasis>
|
||||
, UFRJ
|
||||
</taxonomicName>
|
||||
11251, 10.0 mm SL. %c)
|
||||
<taxonomicName id="4C3B6592FFFD2D4061CEF9C1C5AAF907" box="[510,662,1652,1673]" family="Trichomycteridae" genus="Tridentopsis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="undetermined">
|
||||
<emphasis id="B94FC203FFFD2D4061CEF9C1C54EF907" box="[510,626,1652,1673]" italics="true" pageId="5" pageNumber="6">Tridentopsis</emphasis>
|
||||
sp.
|
||||
</taxonomicName>
|
||||
, UFRJ 1077, 18.0 mm SL. %d)
|
||||
<taxonomicName id="4C3B6592FFFD2D40616AF921C593F927" authority=", UFRJ 1112" authorityName="UFRJ" authorityYear="1112" box="[346,687,1684,1705]" family="Trichomycteridae" genus="Paravandellia" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="oxyptera">
|
||||
<emphasis id="B94FC203FFFD2D40616AF921C50AF927" box="[346,566,1684,1705]" italics="true" pageId="5" pageNumber="6">Paravandellia oxyptera</emphasis>
|
||||
, UFRJ 1112
|
||||
</taxonomicName>
|
||||
, 13.0 mm SL. %e)
|
||||
<taxonomicName id="4C3B6592FFFD2D40612DF901C56AF947" authority=", UFRJ" authorityName="UFRJ" box="[285,598,1716,1737]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="reinhardti">
|
||||
<emphasis id="B94FC203FFFD2D40612DF901C52FF947" box="[285,531,1716,1737]" italics="true" pageId="5" pageNumber="6">Trichomycterus reinhardti</emphasis>
|
||||
, UFRJ
|
||||
</taxonomicName>
|
||||
9995, 40.9 mm SL. Scale bars = 1.0 mm. ep, epioccipital; ep+soc, epioccipital fused to parietosupraoccipital; fr, frontal; gb, gasbladder capsule; met, mesethmoid; pre, premaxilla; pt, pterotic; ptts, posttemporosupracleithrum; soc, parietosupraoccipital; sph, sphenotic; v, first free vertebra; UFRJ, Federal University of Rio de Janeiro
|
||||
</paragraph>
|
||||
</caption>
|
||||
<paragraph id="8B841E11FFFD2D436367F9EAC607FE3C" blockId="5.[820,1469,937,1897]" lastBlockId="6.[119,768,132,1960]" lastPageId="6" lastPageNumber="7" pageId="5" pageNumber="6">
|
||||
Baskin %1973) described the wide cranial fontanelle of the
|
||||
<taxonomicName id="4C3B6592FFFD2D406304F934C490F917" box="[820,940,1665,1689]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
as being anteriorly delimited by the posterior edge of the mesethmoid, laterally by the frontals and sphenotics and posteriorly by the parietosupraoccipital %Figure 3a–c). de Pinna %1989) considered the presence of a similar structure in
|
||||
<taxonomicName id="4C3B6592FFFD2D406361F8B8C4E1F8AA" box="[849,989,1804,1828]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFD2D406361F8B8C4E1F8AA" box="[849,989,1804,1828]" italics="true" pageId="5" pageNumber="6">Po. hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B6592FFFD2D406425F8B8C3ABF8AA" baseAuthorityName="Fowler" baseAuthorityYear="1932" box="[1045,1175,1804,1828]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFD2D406425F8B8C3ABF8AA" box="[1045,1175,1804,1828]" italics="true" pageId="5" pageNumber="6">Po. johnsoni</emphasis>
|
||||
</taxonomicName>
|
||||
as evidence of relationship between these species and
|
||||
<taxonomicName id="4C3B6592FFFD2D406467F89AC3EEF8C9" box="[1111,1234,1839,1863]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
. An expanded cranial fontanelle is also seen in
|
||||
<taxonomicName id="4C3B6592FFFD2D40646EF8E4C3CCF8E7" authority="Miranda-Ribeiro, 1912" authorityName="Miranda Ribeiro" authorityYear="1912" box="[1118,1264,1873,1897]" family="Trichomycteridae" genus="Paravandellia" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="6" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFD2D40646EF8E4C3CCF8E7" box="[1118,1264,1873,1897]" italics="true" pageId="5" pageNumber="6">Paravandellia</emphasis>
|
||||
</taxonomicName>
|
||||
%Miranda-Ribeiro, 1912), but regarded as homoplastic %
|
||||
<bibRefCitation id="EFAA63E0FFFE2D4361C9FF31C5ACFF13" author="de Pinna, M. C. C." box="[505,656,132,157]" pageId="6" pageNumber="7" pagination="1 - 39" refId="ref8167" refString="de Pinna, M. C. C. % 1989). A new sarcoglandine catfish, phylogeny of its subfamily, and an appraisal of the phyletic status of the Trichomycterinae % Teleostei, Trichomycteridae). American Museum Novitates, 2950, 1-39." type="journal article" year="1989">de Pinna, 1989</bibRefCitation>
|
||||
) since it is the only
|
||||
<taxonomicName id="4C3B6592FFFE2D4360E4FF12C66BFF31" box="[212,343,167,191]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Vandelliinae">Vandelliinae</taxonomicName>
|
||||
genus exhibiting this condition, and this subfamily is a well-corroborated clade, phylogenetically distant of the
|
||||
<taxonomicName id="4C3B6592FFFE2D4360D9FF59C658FE8A" box="[233,356,236,260]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
. In other
|
||||
<taxonomicName id="4C3B6592FFFE2D4361F7FF59C5BDFE8A" authorityName="Bleeker" authorityYear="1858" box="[455,641,236,260]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
|
||||
, this cranial fontanelle is restricted to one or two openings in the frontals %Figure 3e). Our results corroborate de Pinna’s %1989) hypothesis that
|
||||
<taxonomicName id="4C3B6592FFFE2D436131FEE1C6B3FEE2" authorityName="Costa Correspondence" authorityYear="2017" box="[257,399,340,364]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436131FEE1C6B3FEE2" box="[257,399,340,364]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
is more closely related to the other
|
||||
<taxonomicName id="4C3B6592FFFE2D436047FEC2C7D3FE01" box="[119,239,375,399]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
genera and that
|
||||
<taxonomicName id="4C3B6592FFFE2D4361A6FEC2C514FE01" authorityName="Miranda Ribeiro" authorityYear="1912" box="[406,552,375,399]" family="Trichomycteridae" genus="Paravandellia" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D4361A6FEC2C514FE01" box="[406,552,375,399]" italics="true" pageId="6" pageNumber="7">Paravandellia</emphasis>
|
||||
</taxonomicName>
|
||||
is not closely related to them %Figure 1).
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D4360AAFE09C784FD0C" blockId="6.[119,768,132,1960]" pageId="6" pageNumber="7">
|
||||
The presence of a short ventral process in the opercular bone, described by Baskin %1973) being half as long as the width of the tooth patch are also observed in
|
||||
<taxonomicName id="4C3B6592FFFE2D43625EFDB7C43CFD94" authorityName="Costa Correspondence" authorityYear="2017" box="[622,768,514,538]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D43625EFDB7C43CFD94" box="[622,768,514,538]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
%Figure 2f). Among other
|
||||
<taxonomicName id="4C3B6592FFFE2D4361BCFD91C577FDB2" authorityName="Bleeker" authorityYear="1858" box="[396,587,548,572]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
|
||||
, this ventral process is usually as long as the width of the opercular tooth patch.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D4360AAFD39C5F4FCFA" blockId="6.[119,768,132,1960]" pageId="6" pageNumber="7">
|
||||
The origin of the dorsal fin above or just posterior to the anal-fin origin was first proposed by Eigenmann %1914) as a diagnostic character for
|
||||
<taxonomicName id="4C3B6592FFFE2D4361A4FD67C52EFD64" box="[404,530,722,746]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
. Later, Baskin %1973) recovered this character state as a valid synapomorphy for the subfamily. As
|
||||
<taxonomicName id="4C3B6592FFFE2D43610BFCA2C6F1FCA1" authorityName="Costa Correspondence" authorityYear="2017" box="[315,461,791,815]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D43610BFCA2C6F1FCA1" box="[315,461,791,815]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
also possess this unique positioning of both dorsal and anal fins, this character state is herein regarded as a synapomorphy for the
|
||||
<taxonomicName id="4C3B6592FFFE2D436275FCE9C5FFFCFA" box="[581,707,860,884]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D4360AAFCCAC5C7FB41" blockId="6.[119,768,132,1960]" pageId="6" pageNumber="7">
|
||||
The small size of the maxilla, described by Baskin %1973) to be less than one tenth the length of the entire neurocranium, is not seen in
|
||||
<emphasis id="B94FC203FFFE2D4360DDFC70C645FC52" box="[237,377,964,988]" italics="true" pageId="6" pageNumber="7">
|
||||
<taxonomicName id="4C3B6592FFFE2D4360DDFC70C649FC52" box="[237,373,964,988]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="anhanga">Po. anhanga</taxonomicName>
|
||||
.
|
||||
</emphasis>
|
||||
All the remaining
|
||||
<taxonomicName id="4C3B6592FFFE2D43620BFC71C588FC52" box="[571,692,964,988]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
genera and
|
||||
<taxonomicName id="4C3B6592FFFE2D436094FC52C6BBFC71" box="[164,391,999,1023]" pageId="6" pageNumber="7">
|
||||
<emphasis id="B94FC203FFFE2D436094FC52C608FC71" box="[164,308,999,1023]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
species
|
||||
</taxonomicName>
|
||||
have a laminar and small maxillary bone, except
|
||||
<taxonomicName id="4C3B6592FFFE2D43613FFBBFC6A8FBAC" box="[271,404,1034,1058]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFE2D43613FFBBFC6A8FBAC" box="[271,404,1034,1058]" italics="true" pageId="6" pageNumber="7">Po. anhanga</emphasis>
|
||||
</taxonomicName>
|
||||
, which has the maxilla approximately equal in size to the premaxilla %Figure 2a). Despite being the smallest species among all the
|
||||
<taxonomicName id="4C3B6592FFFE2D43620EFBFAC5C0FBE9" authorityName="Bleeker" authorityYear="1858" box="[574,764,1103,1127]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFE2D436047FBC7C7C0FB04" box="[119,252,1138,1162]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFE2D436047FBC7C7C0FB04" box="[119,252,1138,1162]" italics="true" pageId="6" pageNumber="7">Po. anhanga</emphasis>
|
||||
</taxonomicName>
|
||||
possesses the proportionally largest maxilla within the
|
||||
<taxonomicName id="4C3B6592FFFE2D4360C1FB21C652FB22" box="[241,366,1172,1196]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
. Thus, the small size of the maxilla cannot be considered as a synapomorphy for the
|
||||
<taxonomicName id="4C3B6592FFFE2D43624AFB02C5CBFB41" box="[634,759,1207,1231]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D4360AAFB6FC51AF974" blockId="6.[119,768,132,1960]" pageId="6" pageNumber="7">
|
||||
Costa and Bockmann %1994) delimited the TSVSG clade, comprising the
|
||||
<taxonomicName id="4C3B6592FFFE2D436119FB49C699FA9A" box="[297,421,1276,1300]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFE2D436186FB49C55FFA9A" box="[438,611,1276,1300]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Sarcoglanidinae">Sarcoglanidinae</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFE2D436244FB49C5C0FA9A" box="[628,764,1276,1300]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Vandelliinae">Vandelliinae</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFE2D436047FAAAC634FAB9" box="[119,264,1311,1335]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Stegophilinae">Stegophilinae</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B6592FFFE2D436106FAAAC6D4FAB9" box="[310,488,1311,1335]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Glanapteryginae">Glanapteryginae</taxonomicName>
|
||||
. This hypothesis was based on four characters states: 1 – reduced interopercular patch of odontodes, with 15 or fewer odontodes; 2 – reduced number of pleural ribs %one to eight); 3 – metapterygoid reduced or absent and 4 – tip of parasphenoid not reaching or reaching only the anterior portion of basioccipital. According to the present topologies, the TSVSG clade is recovered as well as the morphological diagnostic character states of the TSVSG clade are found in all species of
|
||||
<emphasis id="B94FC203FFFE2D436152F981C6C6F9C2" box="[354,506,1588,1612]" italics="true" pageId="6" pageNumber="7">
|
||||
<taxonomicName id="4C3B6592FFFE2D436152F981C6CAF9C2" authorityName="Costa Correspondence" authorityYear="2017" box="[354,502,1588,1612]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">Potamoglanis</taxonomicName>
|
||||
.
|
||||
</emphasis>
|
||||
The interopercular patch of odontodes is reduced, with six to 15 odontodes %Figure 2f);
|
||||
<taxonomicName id="4C3B6592FFFE2D436047F9CFC63BF91C" box="[119,263,1658,1682]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFE2D436047F9CFC63BF91C" box="[119,263,1658,1682]" italics="true" pageId="6" pageNumber="7">Po. hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFE2D43612AF9CFC6A2F91C" baseAuthorityName="Fowler" baseAuthorityYear="1932" box="[282,414,1658,1682]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFE2D43612AF9CFC6A2F91C" box="[282,414,1658,1682]" italics="true" pageId="6" pageNumber="7">Po. johnsoni</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B6592FFFE2D4361EFF9CFC553F91F" baseAuthorityName="Henschel" baseAuthorityYear="2016" box="[479,623,1658,1681]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="wapixana">
|
||||
<emphasis id="B94FC203FFFE2D4361EFF9CFC553F91F" box="[479,623,1658,1681]" italics="true" pageId="6" pageNumber="7">Po. wapixana</emphasis>
|
||||
</taxonomicName>
|
||||
possess two pairs of pleural ribs and
|
||||
<taxonomicName id="4C3B6592FFFE2D436149F928C6C2F93A" box="[377,510,1692,1716]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFE2D436149F928C6C2F93A" box="[377,510,1692,1716]" italics="true" pageId="6" pageNumber="7">Po. anhanga</emphasis>
|
||||
</taxonomicName>
|
||||
, one; the metapterygoid is extremely reduced in all species %Figure 2f), and the parasphenoid does not reach the basioccipital.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D4360AAF8B1C3AAFD49" blockId="6.[119,768,132,1960]" lastBlockId="6.[816,1464,132,1058]" pageId="6" pageNumber="7">
|
||||
The
|
||||
<taxonomicName id="4C3B6592FFFE2D4360FDF8B1C6B6F892" box="[205,394,1796,1820]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Trichomycterinae">Trichomycterinae</taxonomicName>
|
||||
, comprising the genera
|
||||
<taxonomicName id="4C3B6592FFFE2D4362A4F8B1C784F8B1" ID-CoL="7ZG2" authorityName="Valenciennes" authorityYear="1832" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D4362A4F8B1C784F8B1" italics="true" pageId="6" pageNumber="7">Trichomycterus</emphasis>
|
||||
</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFE2D4360D2F892C671F8B1" ID-CoL="63657" authority="Eigenmann, 1909" authorityName="Eigenmann" authorityYear="1909" box="[226,333,1831,1855]" family="Trichomycteridae" genus="Hatcheria" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D4360D2F892C671F8B1" box="[226,333,1831,1855]" italics="true" pageId="6" pageNumber="7">Hatcheria</emphasis>
|
||||
</taxonomicName>
|
||||
%Eigenmann, 1909),
|
||||
<taxonomicName id="4C3B6592FFFE2D4362B3F892C5C3F8B1" ID-CoL="644SN" authority="Eigenmann, 1917" authorityName="Eigenmann" authorityYear="1917" box="[643,767,1831,1855]" family="Trichomycteridae" genus="Scleronema" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D4362B3F892C5C3F8B1" box="[643,767,1831,1855]" italics="true" pageId="6" pageNumber="7">Scleronema</emphasis>
|
||||
</taxonomicName>
|
||||
%Eigenmann, 1917),
|
||||
<taxonomicName id="4C3B6592FFFE2D43615EF8FFC6EEF8EC" ID-CoL="8V56Z" authority="Arratia, Chang, Menu-Marque & Rojas, 1978" authorityName="Arratia, Chang, Menu-Marque & Rojas" authorityYear="1978" box="[366,466,1866,1890]" family="Trichomycteridae" genus="Bullockia" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D43615EF8FFC6EEF8EC" box="[366,466,1866,1890]" italics="true" pageId="6" pageNumber="7">Bullockia</emphasis>
|
||||
</taxonomicName>
|
||||
%
|
||||
<bibRefCitation id="EFAA63E0FFFE2D4361C9F8FFC64FF80B" author="Arratia, G. & Chang, A. & Menu-Marque, S. & Rojas, G." pageId="6" pageNumber="7" pagination="157 - 194" refId="ref6414" refString="Arratia, G., Chang, A., Menu-Marque, S., & Rojas, G. % 1978). About Bullockia gen. nov., Trichomycterus mendozensis n. sp. and revision of the family Trichomycteridae % Pisces, Siluriformes). Studies on Neotropical Fauna and Environment, 13, 157-194." type="journal article" year="1978">Arratia, Chang, Menu-Marque & Rojas, 1978</bibRefCitation>
|
||||
) and
|
||||
<taxonomicName id="4C3B6592FFFE2D436184F8D9C52DF80A" ID-CoL="55W2" authorityName="Costa & Bockmann" authorityYear="1993" box="[436,529,1900,1924]" family="Trichomycteridae" genus="Ituglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436184F8D9C52DF80A" box="[436,529,1900,1924]" italics="true" pageId="6" pageNumber="7">Ituglanis</emphasis>
|
||||
</taxonomicName>
|
||||
%Costa & Bockmann, 1993), was recovered as a monophyletic group by Datovo and Bockmann %2010). According to these authors, monophyly of
|
||||
<taxonomicName id="4C3B6592FFFE2D436300FF12C4D7FF31" box="[816,1003,167,191]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Trichomycterinae">Trichomycterinae</taxonomicName>
|
||||
is supported by the origin of the muscle
|
||||
<emphasis id="B94FC203FFFE2D4365ACFF12C4E0FF6C" italics="true" pageId="6" pageNumber="7">levator internus 4</emphasis>
|
||||
attaching the ventral surface of the pterotic and both ventral and dorsal surfaces of the supracleithrum. In other
|
||||
<taxonomicName id="4C3B6592FFFE2D43635BFEBAC314FEA9" ID-CoL="6273J" authorityName="Bleeker" authorityYear="1858" box="[875,1064,271,295]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
|
||||
, this muscle only inserts onto the ventral surface of the pterotic and/or ventral surface of the posttemporosupracleithrum %
|
||||
<bibRefCitation id="EFAA63E0FFFE2D43640CFEE0C26AFEE3" author="Datovo, A. & Bockmann, F. A." box="[1084,1366,340,365]" pageId="6" pageNumber="7" pagination="193 - 246" refId="ref7158" refString="Datovo, A., & Bockmann, F. A. % 2010). Dorsolateral head muscles of the catfish families Nematogenyidae and Trichomycteridae % Siluriformes: Loricarioidei): Comparative anatomy and phylogenetic analysis. Neotropical Ichthyology, 8, 193-246." type="journal article" year="2010">Datovo & Bockmann, 2010</bibRefCitation>
|
||||
). Despite not including
|
||||
<taxonomicName id="4C3B6592FFFE2D4363F6FECDC368FE01" ID-CoL="4M44P" box="[966,1108,375,399]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFE2D4363F6FECDC368FE01" box="[966,1108,375,399]" italics="true" pageId="6" pageNumber="7">Po. hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
in their data matrix, Datovo and Bockmann %2010) mentioned that the condition of the
|
||||
<emphasis id="B94FC203FFFE2D43655DFE2FC4ABFE5B" italics="true" pageId="6" pageNumber="7">
|
||||
levator internus
|
||||
<quantity id="4CC3B3F4FFFE2D4363BAFE08C4ABFE5B" box="[906,919,445,469]" metricMagnitude="-1" metricUnit="m" metricValue="1.016" pageId="6" pageNumber="7" unit="in" value="4.0">4</quantity>
|
||||
</emphasis>
|
||||
in this species is similar to the non-Trichomycterinae trichomycterids. The hypothesis of
|
||||
<taxonomicName id="4C3B6592FFFE2D43649FFE6AC256FE79" box="[1199,1386,479,503]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Trichomycterinae">Trichomycterinae</taxonomicName>
|
||||
monophyly supported by Datovo and Bockmann %2010) contrasted with previous studies, in which
|
||||
<taxonomicName id="4C3B6592FFFE2D436447FD91C3CFFDB2" ID-CoL="644SN" authorityName="Eigenmann" authorityYear="1917" box="[1143,1267,548,572]" family="Trichomycteridae" genus="Scleronema" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436447FD91C3CFFDB2" box="[1143,1267,548,572]" italics="true" pageId="6" pageNumber="7">Scleronema</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B6592FFFE2D436513FD91C2BCFDB2" ID-CoL="55W2" authorityName="Costa & Bockmann" authorityYear="1993" box="[1315,1408,548,572]" family="Trichomycteridae" genus="Ituglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436513FD91C2BCFDB2" box="[1315,1408,548,572]" italics="true" pageId="6" pageNumber="7">Ituglanis</emphasis>
|
||||
</taxonomicName>
|
||||
were considered more closely related to members of the TSVSG clade %
|
||||
<bibRefCitation id="EFAA63E0FFFE2D43634FFDDFC3B1FD0C" author="Costa, W. J. E. M. & Bockmann, F. A." box="[895,1165,618,642]" pageId="6" pageNumber="7" pagination="715 - 730" refId="ref7057" refString="Costa, W. J. E. M., & Bockmann, F. A. % 1994). A new genus and species of Sarcoglanidinae % Siluriformes: Trichomycteridae) from southeastern Brazil, with a re-examination of subfamilial phylogeny. Journal of Natural History, 28, 715-730." type="journal article" year="1994">Costa & Bockmann, 1994</bibRefCitation>
|
||||
;
|
||||
<bibRefCitation id="EFAA63E0FFFE2D4364A8FDDFC204FD0C" author="de Pinna, M. C. C." box="[1176,1336,618,642]" pageId="6" pageNumber="7" pagination="1 - 39" refId="ref8167" refString="de Pinna, M. C. C. % 1989). A new sarcoglandine catfish, phylogeny of its subfamily, and an appraisal of the phyletic status of the Trichomycterinae % Teleostei, Trichomycteridae). American Museum Novitates, 2950, 1-39." type="journal article" year="1989">de Pinna, 1989</bibRefCitation>
|
||||
,
|
||||
<bibRefCitation id="EFAA63E0FFFE2D436573FDDFC240FD0C" author="de Pinna, M. C. C." box="[1347,1404,618,642]" pageId="6" pageNumber="7" pagination="279 - 330" refId="ref8269" refString="de Pinna, M. C. C. % 1998). Phylogenetic relationships of neotropical Siluriformes % Teleostei: Ostariophysi): Historical overview and synthesis of hypotheses. In L. R. Malabarba, R. E. Reis, R. P. Vari, Z. M. S. Lucena & C. A. S. Lucena % Eds.), Phylogeny and classification of neotropical fishes % pp. 279-330). Rio Grande do Sul: Editora da Pontificia Universidade Catolica do Rio Grande do Sul % EDIPUCRS)." type="book chapter" year="1998">1998</bibRefCitation>
|
||||
). Our molecular analysis highly supports the morphological study by Datovo and Bockmann %2010).
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D436362FD67C30BFBAC" blockId="6.[816,1464,132,1058]" pageId="6" pageNumber="7">
|
||||
DoNascimiento %2015) provided a morphological phylogeny focusing on internal relationships of the
|
||||
<taxonomicName id="4C3B6592FFFE2D43652EFD41C28FFC82" box="[1310,1459,756,780]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Stegophilinae">Stegophilinae</taxonomicName>
|
||||
, but also including representatives of every
|
||||
<taxonomicName id="4C3B6592FFFE2D4364CBFCA2C284FCA1" ID-CoL="6273J" authorityName="Bleeker" authorityYear="1858" box="[1275,1464,791,815]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
|
||||
subfamily. This study was the first to assign a species of
|
||||
<taxonomicName id="4C3B6592FFFE2D436300FCE9C4FEFCFA" ID-CoL="6V65" authorityName="Costa Correspondence" authorityYear="2017" box="[816,962,860,884]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436300FCE9C4FEFCFA" box="[816,962,860,884]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
in a phylogenetic framework.
|
||||
<taxonomicName id="4C3B6592FFFE2D436516FCE9C4AAFC19" ID-CoL="4M44P" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFE2D436516FCE9C4AAFC19" italics="true" pageId="6" pageNumber="7">Potamoglanis hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
was positioned within the TSVSG clade, as the sister group of the clade
|
||||
<taxonomicName id="4C3B6592FFFE2D436421FC17C3B0FC34" box="[1041,1164,930,954]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
+
|
||||
<taxonomicName id="4C3B6592FFFE2D43649CFC17C20EFC34" box="[1196,1330,930,954]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Vandelliinae">Vandelliinae</taxonomicName>
|
||||
+ Stegophil inae. As the data matrix was not included in DoNascimiento’s %2015) paper, and it is not available elsewhere, their characters cannot be evaluated.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D436300FBE8C22BFBF7" blockId="6.[816,1464,1116,1960]" box="[816,1303,1116,1155]" pageId="6" pageNumber="7">
|
||||
<heading id="D0CCA97DFFFE2D436300FBE8C22BFBF7" box="[816,1303,1116,1155]" fontSize="14" level="2" pageId="6" pageNumber="7" reason="2">
|
||||
<emphasis id="B94FC203FFFE2D436300FBE8C464FBF4" bold="true" box="[816,856,1117,1146]" pageId="6" pageNumber="7">4.2</emphasis>
|
||||
|
|
||||
<emphasis id="B94FC203FFFE2D4363AEFBE8C22BFBF7" bold="true" box="[926,1303,1116,1145]" pageId="6" pageNumber="7">
|
||||
Monophyly of
|
||||
<taxonomicName id="4C3B6592FFFE2D436453FBE9C22BFBF7" ID-CoL="6V65" authorityName="Costa Correspondence" authorityYear="2017" box="[1123,1303,1116,1145]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436453FBE9C22BFBF7" bold="true" box="[1123,1303,1116,1145]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
</emphasis>
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D436300FB21C376FA6A" blockId="6.[816,1464,1116,1960]" pageId="6" pageNumber="7">
|
||||
The synapomorphic character states herein proposed for
|
||||
<taxonomicName id="4C3B6592FFFE2D436300FB02C4F8FB41" authorityName="Costa Correspondence" authorityYear="2017" box="[816,964,1207,1231]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436300FB02C4F8FB41" box="[816,964,1207,1231]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
are as follows: an angle of 35–40° between the main longitudinal axis of the head and the main axis of the autopalatine %Figure 2a,b); the tubular thin shape of the second hypobranchial %Figure 2d); the fewer number of anal fin rays %six or seven); smaller eyes %not ventrally visible); interopercular and opercular patches of odontodes not juxtaposed; the presence of a long process on the anterior margin of the hyomandibula and the absence of a distal process in the hyomandibula %Figure 2f).
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFE2D436362FA5AC2B3F829" blockId="6.[816,1464,1116,1960]" pageId="6" pageNumber="7">
|
||||
Costa and Bockmann %1994) proposed the presence of an anteriorly directed process on the hyomandibula as a synapomorphy for a clade composed by
|
||||
<taxonomicName id="4C3B6592FFFE2D43649BF981C267F9C2" box="[1195,1371,1588,1612]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Glanapteryginae">Glanapteryginae</taxonomicName>
|
||||
+ Sarco glanidinae %
|
||||
<bibRefCitation id="EFAA63E0FFFE2D436388F9E2C3F3F9E1" author="Costa, W. J. E. M. & Bockmann, F. A." box="[952,1231,1623,1647]" pageId="6" pageNumber="7" pagination="715 - 730" refId="ref7057" refString="Costa, W. J. E. M., & Bockmann, F. A. % 1994). A new genus and species of Sarcoglanidinae % Siluriformes: Trichomycteridae) from southeastern Brazil, with a re-examination of subfamilial phylogeny. Journal of Natural History, 28, 715-730." type="journal article" year="1994">Costa & Bockmann, 1994</bibRefCitation>
|
||||
; fig. 6). This process is also found in
|
||||
<taxonomicName id="4C3B6592FFFE2D4363D5F9CFC3F1F91C" box="[997,1229,1658,1682]" pageId="6" pageNumber="7">
|
||||
<emphasis id="B94FC203FFFE2D4363D5F9CFC34BF91C" box="[997,1143,1658,1682]" italics="true" pageId="6" pageNumber="7">Potamoglanis</emphasis>
|
||||
species
|
||||
</taxonomicName>
|
||||
%Figure 2f), which is herein treated as a distinct character from the posterodorsal process on the hyomandibula proposed by Baskin %1973) as a synapomorphy for the
|
||||
<taxonomicName id="4C3B6592FFFE2D436401F957C390F974" box="[1073,1196,1762,1786]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
%Figure
|
||||
<quantity id="4CC3B3F4FFFE2D436536F957C218F974" box="[1286,1316,1762,1786]" metricMagnitude="-3" metricUnit="kg" metricValue="2.0" pageId="6" pageNumber="7" unit="g" value="2.0">2g</quantity>
|
||||
). The posteriorly directed process present in
|
||||
<taxonomicName id="4C3B6592FFFE2D4364B1F8B1C3C0F892" box="[1153,1276,1796,1820]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
is positioned in a different region of the hyomandibula and is thus treated as a synapomorphy for the clade comprising
|
||||
<taxonomicName id="4C3B6592FFFE2D4364E9F8FFC267F8EC" authorityName="Eigenmann & Eigenmann" authorityYear="1889" box="[1241,1371,1866,1890]" family="Trichomycteridae" genus="Miuroglanis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D4364E9F8FFC267F8EC" box="[1241,1371,1866,1890]" italics="true" pageId="6" pageNumber="7">Miuroglanis</emphasis>
|
||||
</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFE2D436558F8FFC284F8EC" box="[1384,1464,1866,1890]" family="Trichomycteridae" genus="Tridens" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D436558F8FFC284F8EC" box="[1384,1464,1866,1890]" italics="true" pageId="6" pageNumber="7">Tridens</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B6592FFFE2D43636EF8D9C4D5F80A" authorityName="Schultz" authorityYear="1944" box="[862,1001,1900,1924]" family="Trichomycteridae" genus="Tridensimilis" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFE2D43636EF8D9C4D5F80A" box="[862,1001,1900,1924]" italics="true" pageId="6" pageNumber="7">Tridensimilis</emphasis>
|
||||
</taxonomicName>
|
||||
. The anterior process of the hyomandibula found in
|
||||
<emphasis id="B94FC203FFFE2D4363BFF83AC314F829" box="[911,1064,1935,1959]" italics="true" pageId="6" pageNumber="7">Potalmoglanis</emphasis>
|
||||
is unique among the
|
||||
<taxonomicName id="4C3B6592FFFE2D43653DF83AC2B7F829" box="[1293,1419,1935,1959]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="7" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFF2D4260AFFF30C554FC19" blockId="7.[124,772,132,1508]" pageId="7" pageNumber="8">
|
||||
Dutra et al. %2012) proposed the following character states to diagnose the
|
||||
<taxonomicName id="4C3B6592FFFF2D42611DFF1DC691FF31" box="[301,429,167,191]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFF2D42611DFF1DC691FF31" box="[301,429,167,191]" italics="true" pageId="7" pageNumber="8">T. hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
group: 1 – presence of a wide cranial fontanelle; 2 – a “medially bent” autopalatine; 3 – first pectoral-fin ray longer than other rays; 4 – absence of the anterior portion of the infraorbital canal corresponding to pores i1 and i3; 5 – presence of one or none branchiostegal rays in the posterior ceratohyal. The presence of an elongate first pectoral-fin as synapomoprhic ray is subjective and Dutra et al. %2012) proposed no measurement or proportion. A long first pectoral-fin ray is also present in
|
||||
<taxonomicName id="4C3B6592FFFF2D42622CFE09C630FE79" authority="% Myers, 1925" authorityName="% Myers" authorityYear="1925" family="Trichomycteridae" genus="Tridentopsis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="pearsoni">
|
||||
<emphasis id="B94FC203FFFF2D42622CFE09C438FE5A" box="[540,772,444,468]" italics="true" pageId="7" pageNumber="8">Tridentopsis pearsoni</emphasis>
|
||||
%Myers, 1925
|
||||
</taxonomicName>
|
||||
) %
|
||||
<bibRefCitation id="EFAA63E0FFFF2D42611CFE6AC68FFE79" author="Baskin, J. N." box="[300,435,479,503]" pageId="7" pageNumber="8" pagination="62" refId="ref6523" refString="Baskin, J. N. % 1973). Structure and relationships of the Trichomycteridae. Supplementary material of de Pinna % 2016). Neotropical Ichthyology, 14 % 2), S 1 - S 62." type="journal article" year="1973">Baskin, 1973</bibRefCitation>
|
||||
), making this character state invalid to diagnose
|
||||
<taxonomicName id="4C3B6592FFFF2D42610AFDB7C6F0FD94" authorityName="Costa Correspondence" authorityYear="2017" box="[314,460,514,538]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFF2D42610AFDB7C6F0FD94" box="[314,460,514,538]" italics="true" pageId="7" pageNumber="8">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
. The infraorbital canal could not be examined by us in other
|
||||
<taxonomicName id="4C3B6592FFFF2D42618FFD91C506FDB2" box="[447,570,548,572]" class="Teleostei" family="Trichomycteridae" higherTaxonomySource="CoL" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="subFamily" subFamily="Tridentinae">Tridentinae</taxonomicName>
|
||||
genera, but Arratia and Huaquin %1995) reported the absence of pores i1 and i
|
||||
<quantity id="4CC3B3F4FFFF2D4262EDFDF2C438FDD1" box="[733,772,583,607]" metricMagnitude="-2" metricUnit="m" metricValue="7.62" pageId="7" pageNumber="8" unit="in" value="3.0">3 in</quantity>
|
||||
<taxonomicName id="4C3B6592FFFF2D42604CFDDFC6B0FD0C" authority="% Myers, 1925" authorityName="% Myers" authorityYear="1925" box="[124,396,618,642]" family="Trichomycteridae" genus="Tridentopsis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="pearsoni">
|
||||
<emphasis id="B94FC203FFFF2D42604CFDDFC7C8FD0F" box="[124,244,618,641]" italics="true" pageId="7" pageNumber="8">T. pearsoni</emphasis>
|
||||
%Myers, 1925
|
||||
</taxonomicName>
|
||||
). Therefore, absence of the anterior portion of the intra-orbital canal system cannot be considered as diagnostic for
|
||||
<taxonomicName id="4C3B6592FFFF2D426103FD1AC6F9FD49" authorityName="Costa Correspondence" authorityYear="2017" box="[307,453,687,711]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFF2D426103FD1AC6F9FD49" box="[307,453,687,711]" italics="true" pageId="7" pageNumber="8">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
. The presence of one or none branchiostegal rays in the posterior ceratohyal cannot be regarded as a valid character state to diagnose the
|
||||
<taxonomicName id="4C3B6592FFFF2D426242FD41C438FC82" authorityName="Costa Correspondence" authorityYear="2017" box="[626,772,756,780]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFF2D426242FD41C438FC82" box="[626,772,756,780]" italics="true" pageId="7" pageNumber="8">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
due to intrapopulational polymorphism: in some specimens four or more branchiostegal rays are found in the posterior ceratohyal %Figure 2h,i), whereas in others, no branchiostegal rays are found in this region of the hyoid arch.
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFF2D4260AFFC17C5C0FB7C" blockId="7.[124,772,132,1508]" pageId="7" pageNumber="8">
|
||||
The “medially bent” autopalatine is herein observed to constitute an angle of 35–40° between the main longitudinal axis of the head and the main axis of the autopalatine in species of
|
||||
<taxonomicName id="4C3B6592FFFF2D4260AAFBBFC610FBAC" authorityName="Costa Correspondence" authorityYear="2017" box="[154,300,1034,1058]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFF2D4260AAFBBFC610FBAC" box="[154,300,1034,1058]" italics="true" pageId="7" pageNumber="8">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
and considered to be an exclusive character state among trichomycterids %Figure 2a,b). Furthermore, the posterior edge of the autopalatine in
|
||||
<taxonomicName id="4C3B6592FFFF2D426235FBE5C5A8FBE9" box="[517,660,1103,1127]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="hasemani">
|
||||
<emphasis id="B94FC203FFFF2D426235FBE5C5A8FBE9" box="[517,660,1103,1127]" italics="true" pageId="7" pageNumber="8">Po. hasemani</emphasis>
|
||||
</taxonomicName>
|
||||
,
|
||||
<taxonomicName id="4C3B6592FFFF2D426292FBE5C794FB07" baseAuthorityName="Fowler" baseAuthorityYear="1932" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="johnsoni">
|
||||
<emphasis id="B94FC203FFFF2D426292FBE5C794FB07" italics="true" pageId="7" pageNumber="8">Po. johnsoni</emphasis>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4C3B6592FFFF2D4260EFFBC7C64CFB07" baseAuthorityName="Henschel" baseAuthorityYear="2016" box="[223,368,1138,1161]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="wapixana">
|
||||
<emphasis id="B94FC203FFFF2D4260EFFBC7C64CFB07" box="[223,368,1138,1161]" italics="true" pageId="7" pageNumber="8">Po. wapixana</emphasis>
|
||||
</taxonomicName>
|
||||
is directed to the lateral ethmoid and frontals and in
|
||||
<taxonomicName id="4C3B6592FFFF2D42612AFB20C69CFB22" box="[282,416,1172,1196]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="anhanga">
|
||||
<emphasis id="B94FC203FFFF2D42612AFB20C69CFB22" box="[282,416,1172,1196]" italics="true" pageId="7" pageNumber="8">Po. anhanga</emphasis>
|
||||
</taxonomicName>
|
||||
, it is extremely reduced, uniquely among trichomycterids. In the remaining
|
||||
<taxonomicName id="4C3B6592FFFF2D426271FB02C43CFB41" authorityName="Bleeker" authorityYear="1858" box="[577,768,1207,1231]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
|
||||
, the autopalatine is directed to the suspensorium %Figure 2c).
|
||||
</paragraph>
|
||||
<paragraph id="8B841E11FFFF2D4260AFFB49C5CBFA6A" blockId="7.[124,772,132,1508]" pageId="7" pageNumber="8">
|
||||
The unique thin tubular shape of the second hypobranchial %Figure 3a) is herein proposed as a diagnostic character state for
|
||||
<taxonomicName id="4C3B6592FFFF2D4260E6FAF7C654FAD4" authorityName="Costa Correspondence" authorityYear="2017" box="[214,360,1346,1370]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFF2D4260E6FAF7C654FAD4" box="[214,360,1346,1370]" italics="true" pageId="7" pageNumber="8">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
. Usually among
|
||||
<taxonomicName id="4C3B6592FFFF2D42622AFAF7C5E5FAD4" authorityName="Bleeker" authorityYear="1858" box="[538,729,1346,1370]" family="Trichomycteridae" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="family">Trichomycteridae</taxonomicName>
|
||||
, the second hypobranchial is triangular, with its posterior margin equal in size or longer than the lateral margins %Figure 3b). In
|
||||
<taxonomicName id="4C3B6592FFFF2D4260AAFA1FC610FA4C" authorityName="Costa Correspondence" authorityYear="2017" box="[154,300,1450,1474]" family="Trichomycteridae" genus="Potamoglanis" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="8" phylum="Chordata" rank="genus">
|
||||
<emphasis id="B94FC203FFFF2D4260AAFA1FC610FA4C" box="[154,300,1450,1474]" italics="true" pageId="7" pageNumber="8">Potamoglanis</emphasis>
|
||||
</taxonomicName>
|
||||
, the lateral facets are elongated when compared to the posterior margin, thus forming a tubular shape.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
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