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<document id="FD26A2C4E2E909EDA2667A78FC801816" ID-DOI="10.5852/ejt.2024.970.2753" ID-ISSN="2118-9773" ID-Zenodo-Dep="14288599" ID-ZooBank="5CC3E845-6E67-4C01-96F7-E143DBA292B9" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1733485196186" checkinUser="plazi" docAuthor="Costa, Wilson J. E. M., Barbosa, Maria Anaïs &amp; Katz, Axel M." docDate="2024" docId="2D218786FF91FFADFE5B082DFBACFD3C" docLanguage="en" docName="EJT.2024.970.122-137.pdf" docOrigin="European Journal of Taxonomy 970" docSource="https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2753/12607" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Trichomycterus (Cryptocambeva) berthalutzae Costa, Barbosa &amp; Katz, 2024, sp. nov." docType="treatment" docVersion="2" lastPageNumber="129" masterDocId="D118FFFEFF92FFAAFF960A48FFA4FF94" masterDocTitle="Two new species of Trichomycterus (Siluriformes: Trichomycteridae) from the Rio Itabapoana Basin, south-eastern Brazil" masterLastPageNumber="137" masterPageNumber="122" pageNumber="125" updateTime="1733485577086" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="95F8D537839B2BC8AB0C5481F861F3F2">Two new species of Trichomycterus (Siluriformes: Trichomycteridae) from the Rio Itabapoana Basin, south-eastern Brazil</mods:title>
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<mods:namePart id="BD9DC1AF7668B6738B544EA489851F72">Costa, Wilson J. E. M.</mods:namePart>
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<mods:namePart id="944F32F0D2BD0A0F249A9DC241CD8FA3">Barbosa, Maria Anaïs</mods:namePart>
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<mods:affiliation id="C0A1528B34BBD984C1A4E262CC189DF2">Laboratory of Systematics and Evolution of Teleost Fishes, Institute of Biology, Federal University of Rio de Janeiro, Rio de Janeiro, Brazil.</mods:affiliation>
<mods:nameIdentifier id="A1E9723E8565BA9FDA85D0CEE9A0C825" type="email">anaisbarbosasv@gmail.com</mods:nameIdentifier>
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<mods:namePart id="9AF264D3AD32AA43696869C211338E5E">Katz, Axel M.</mods:namePart>
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<mods:affiliation id="B75D1CF65225FB2D114F372C6B477D4E">Laboratory of Systematics and Evolution of Teleost Fishes, Institute of Biology, Federal University of Rio de Janeiro, Rio de Janeiro, Brazil.</mods:affiliation>
<mods:nameIdentifier id="0A4A69335F80634FEC6F61F756204937" type="email">axelmk@gmail.com</mods:nameIdentifier>
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<mods:date id="018FED264805212E16909EC05460E10A">2024</mods:date>
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<heading id="FE7F81FCFF91FFA9FE5B082DFBC3FD14" box="[461,1127,613,640]" centered="true" fontSize="11" level="2" pageId="3" pageNumber="125" reason="2">
<taxonomicName id="62884D13FF91FFA9FE5B082DFBA1FD14" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[461,1029,613,640]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF91FFA9FE5B082DFBA1FD14" bold="true" box="[461,1029,613,640]" pageId="3" pageNumber="125">
<emphasis id="97FCEA82FF91FFA9FE5B082DFD28FD14" bold="true" box="[461,652,613,640]" italics="true" pageId="3" pageNumber="125">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF91FFA9FD08082DFCFFFD14" bold="true" box="[670,859,613,640]" italics="true" pageId="3" pageNumber="125">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF91FFA9FCFB082DFBA1FD14" bold="true" box="[877,1029,613,640]" italics="true" pageId="3" pageNumber="125">berthalutzae</emphasis>
</emphasis>
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<taxonomicNameLabel id="8CCF57F9FF91FFA9FB9A082EFBC3FD14" box="[1036,1127,614,640]" pageId="3" pageNumber="125" rank="species">sp. nov.</taxonomicNameLabel>
</heading>
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<subSubSection id="ED92651BFF91FFA9FD1C08E4FB9FFC93" pageId="3" pageNumber="125" type="description">
<paragraph id="A5373690FF91FFA9FD1C08E4FC0EFD52" blockId="3.[371,1215,613,710]" box="[650,938,684,710]" pageId="3" pageNumber="125">
<figureCitation id="3DB32A15FF91FFA9FD1C08E4FD77FD52" box="[650,723,684,710]" captionStart="Fig" captionStartId="4.[189,232,1962,1988]" captionTargetBox="[189,1398,814,1924]" captionTargetId="figure-195@4.[189,1398,814,1924]" captionTargetPageId="4" captionText="Fig. 1. Trichomycterus (Cryptocambeva) berthalutzae sp. nov., holotype (UFRJ 12930), 78.1 mm SL. A. Left lateral view. B. Dorsal view. C. Ventral view." figureDoi="http://doi.org/10.5281/zenodo.14288601" httpUri="https://zenodo.org/record/14288601/files/figure.png" pageId="3" pageNumber="125">Figs 1</figureCitation>
,
<figureCitation id="3DB32A15FF91FFA9FD7708E4FC8EFD52" box="[737,810,684,710]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="3" pageNumber="125">2AC</figureCitation>
,
<figureCitation id="3DB32A15FF91FFA9FCA008E4FCE2FD52" box="[822,838,684,710]" captionStart="Fig" captionStartId="7.[185,228,1998,2024]" captionTargetBox="[192,1391,1177,1944]" captionTargetId="figure-240@7.[189,1398,1167,1959]" captionTargetPageId="7" captionText="Fig. 3. Geographical distribution of trichomycterine catfishes in the Rio Itabapoana Basin." figureDoi="http://doi.org/10.5281/zenodo.14288605" httpUri="https://zenodo.org/record/14288605/files/figure.png" pageId="3" pageNumber="125">3</figureCitation>
,
<tableCitation id="E80A032BFF91FFA9FCC508E4FC0EFD52" box="[851,938,684,710]" captionStart="Table 1" captionStartId="6.[189,259,265,291]" captionText="Table 1. Morphometric data of Trichomycterus (Cryptocambeva) berthalutzae sp. nov." pageId="3" pageNumber="125">Table 1</tableCitation>
</paragraph>
<paragraph id="A5373690FF91FFA9FF2B08A5FB9FFC93" blockId="3.[189,1083,749,776]" box="[189,1083,749,776]" pageId="3" pageNumber="125">
<taxonomicName id="62884D13FF91FFA9FF2B08A5FE3AFC9C" box="[189,414,749,776]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="undetermined">
<emphasis id="97FCEA82FF91FFA9FF2B08A5FED1FC93" box="[189,373,749,775]" italics="true" pageId="3" pageNumber="125">Trichomycterus</emphasis>
sp.
</taxonomicName>
<bibRefCitation id="C1194B61FF91FFA9FE2D08A5FD38FC93" author="Vilardo P. J. &amp; Katz A. M. &amp; Costa W. J. E. M." box="[443,668,749,775]" pageId="3" pageNumber="125" refId="ref8408" refString="Vilardo P. J., Katz A. M. &amp; Costa W. J. E. M. 2023. Phylogeny and historical biogeography of neotropical catfishes Trichomycterus (Siluriformes: Trichomycteridae) from eastern Brazil. Molecular Phylogenetics and Evolution 186. https: // doi. org / 10.1016 / j. ympev. 2023.107836" type="journal volume" year="2023">
Vilardo
<emphasis id="97FCEA82FF91FFA9FD8C08A6FDF1FC93" box="[538,597,749,775]" italics="true" pageId="3" pageNumber="125">et al.</emphasis>
2023
</bibRefCitation>
: fig. 3 (phylogenetic relationships).
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF91FFA9FF2B0966FD68FB6E" pageId="3" pageNumber="125" type="diagnosis">
<paragraph id="A5373690FF91FFA9FF2B0966FE93FCDC" blockId="3.[189,311,814,840]" box="[189,311,814,840]" pageId="3" pageNumber="125">
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<emphasis id="97FCEA82FF91FFA9FF2B0966FE93FCDC" bold="true" box="[189,311,814,840]" pageId="3" pageNumber="125">Diagnosis</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF91FFA9FF2B0915FD68FB6E" blockId="3.[188,1407,861,1275]" pageId="3" pageNumber="125">
<taxonomicName id="62884D13FF91FFA9FF2B0915FD48FCE3" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[189,748,861,887]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF91FFA9FF2B0915FED1FCE3" box="[189,373,861,887]" italics="true" pageId="3" pageNumber="125">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF91FFA9FE1F0915FDE0FCE3" box="[393,580,861,887]" italics="true" pageId="3" pageNumber="125">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF91FFA9FDCE0915FD48FCE3" box="[600,748,861,887]" italics="true" pageId="3" pageNumber="125">berthalutzae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF91FFA9FD610916FCF1FCEC" box="[759,853,862,888]" pageId="3" pageNumber="125" rank="species">sp. nov.</taxonomicNameLabel>
is distinguished from all other species of the NMM-clade of
<taxonomicName id="62884D13FF91FFA9FEE509C8FD8AFC0E" authorityName="Costa" authorityYear="2021" box="[371,558,896,922]" pageId="3" pageNumber="125" rank="subGenus" subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF91FFA9FEE509C8FD8AFC0E" box="[371,558,896,922]" italics="true" pageId="3" pageNumber="125">Cryptocambeva</emphasis>
</taxonomicName>
by having a shorter nasal barbel, its tip not reaching the opercular patch of odontodes (vs reaching or surpassing it), and a sinuous medial margin of the autopalatine (
<figureCitation id="3DB32A15FF91FFA9FB6209EBFAF4FC2A" box="[1268,1360,931,958]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="3" pageNumber="125">Fig. 2A</figureCitation>
, vs about straight or slightly concave).
<taxonomicName id="62884D13FF91FFA9FDCF098FFB27FC75" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[601,1155,967,993]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="berthalutzae" subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF91FFA9FDCF098FFCB5FC75" box="[601,785,967,993]" italics="true" pageId="3" pageNumber="125">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF91FFA9FCB4098FFC79FC75" box="[802,989,967,993]" italics="true" pageId="3" pageNumber="125">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF91FFA9FC79098FFB27FC75" box="[1007,1155,967,993]" italics="true" pageId="3" pageNumber="125">berthalutzae</emphasis>
</taxonomicName>
is also distinguished from
<taxonomicName id="62884D13FF91FFA9FE9709A3FED4FB90" authorityName="Barbosa &amp; Costa" authorityYear="2010" box="[257,368,1002,1028]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="brunoi">
<emphasis id="97FCEA82FF91FFA9FE9709A3FED4FB90" box="[257,368,1002,1028]" italics="true" pageId="3" pageNumber="125">T. brunoi</emphasis>
</taxonomicName>
and
<taxonomicName id="62884D13FF91FFA9FE2609A3FDF6FB90" authorityName="Barbosa &amp; Costa" authorityYear="2010" box="[432,594,1002,1028]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="fuliginosus">
<emphasis id="97FCEA82FF91FFA9FE2609A3FDF6FB90" box="[432,594,1002,1028]" italics="true" pageId="3" pageNumber="125">T. fuliginosus</emphasis>
</taxonomicName>
by having a minute pectoral-fin filament, its length about 10% or less of the pectoral-fin length (vs about 2025%), more dorsal procurrent caudal-fin rays (20 or 21, vs 1619), flank with sparse dark brown dots that are separated among themselves by large interspaces (vs dots highly overlapped), the presence of a lateral expansion on the sesamoid supraorbital (
<figureCitation id="3DB32A15FF91FFA9FA850E1BFAD6FBFA" box="[1299,1394,1107,1134]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="3" pageNumber="125">Fig. 2A</figureCitation>
; vs absence), and absence of an elongate expansion on the posteroventral margin of the metapterygoid (
<figureCitation id="3DB32A15FF91FFA9FF510ED2FE87FB20" box="[199,291,1178,1204]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="3" pageNumber="125">Fig. 2B</figureCitation>
, vs presence,
<bibRefCitation id="C1194B61FF91FFA9FE5E0ED2FD7EFB20" author="Barbosa M. A. &amp; Costa W. J. E. M." box="[456,730,1178,1204]" pageId="3" pageNumber="125" pagination="97 - 122" refId="ref7068" refString="Barbosa M. A. &amp; Costa W. J. E. M. 2010. Seven new species of the catfish genus Trichomycterus (Teleostei: Siluriformes: Trichomycteridae) from southeastern Brazil and redescription of T. brasiliensis. Ichthyological Exploration of Freshwaters 21: 97 - 122." type="journal article" year="2010">Barbosa &amp; Costa 2010</bibRefCitation>
: figs 1, 4); and from
<taxonomicName id="62884D13FF91FFA9FC430ED3FB91FB20" authorityName="Lezama, Triques &amp; Santos" authorityYear="2012" box="[981,1077,1179,1204]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="argos">
<emphasis id="97FCEA82FF91FFA9FC430ED3FB91FB20" box="[981,1077,1179,1204]" italics="true" pageId="3" pageNumber="125">T. argos</emphasis>
</taxonomicName>
by having fewer opercular odontodes (1215 vs 1622) and the absence of a vertical zone of dark chromatophores on the caudal-fin base, forming a distinctive bar (vs presence).
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF91FFA9FF2B0F6AFAF9FA6C" pageId="3" pageNumber="125" type="etymology">
<paragraph id="A5373690FF91FFA9FF2B0F6AFEE1FAA8" blockId="3.[189,325,1314,1340]" box="[189,325,1314,1340]" pageId="3" pageNumber="125">
<heading id="FE7F81FCFF91FFA9FF2B0F6AFEE1FAA8" bold="true" box="[189,325,1314,1340]" fontSize="11" level="3" pageId="3" pageNumber="125" reason="3">
<emphasis id="97FCEA82FF91FFA9FF2B0F6AFEE1FAA8" bold="true" box="[189,325,1314,1340]" pageId="3" pageNumber="125">Etymology</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF91FFA9FF2B0F18FAF9FA6C" blockId="3.[188,1399,1360,1528]" pageId="3" pageNumber="125">
The specific epithet
<taxonomicName id="62884D13FF91FFA9FE3A0F18FDEDFAFE" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[428,585,1360,1386]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="125" phylum="Chordata" rank="species" species="berthalutzae">
<emphasis id="97FCEA82FF91FFA9FE230F18FDEDFAFE" box="[437,585,1360,1386]" italics="true" pageId="3" pageNumber="125">berthalutzae</emphasis>
</taxonomicName>
honours the Brazilian herpetologist Bertha Maria Júlia Lutz (1894 1976), professor emeritus at Federal University of
<collectingRegion id="674CF872FF91FFA9FC990F3BFC1FFA19" box="[783,955,1395,1421]" country="Brazil" name="Rio de Janeiro" pageId="3" pageNumber="125">Rio de Janeiro</collectingRegion>
, who between 1919 and 1964 worked at the National Museum of that institution, describing several species of anurans from the mountains of the Atlantic Forest and other locations. She was also an important feminist activist, being the main actor in guaranteeing womens right to vote during the United Nations Conference in San Francisco, 1945.
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF91FFA9FF2B0C57FA87F834" pageId="3" pageNumber="125" type="materials_examined">
<paragraph id="A5373690FF91FFA9FF2B0C57FEC9F9AC" blockId="3.[189,365,1566,1593]" box="[189,365,1566,1593]" pageId="3" pageNumber="125">
<heading id="FE7F81FCFF91FFA9FF2B0C57FEC9F9AC" bold="true" box="[189,365,1566,1593]" fontSize="11" level="3" pageId="3" pageNumber="125" reason="3">
<emphasis id="97FCEA82FF91FFA9FF2B0C57FEC9F9AC" bold="true" box="[189,365,1566,1593]" pageId="3" pageNumber="125">Type material</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF91FFA9FF7C0C05FAD3F939" blockId="3.[189,1399,1613,1745]" pageId="3" pageNumber="125">
<materialsCitation id="15E03CCDFF91FFA9FF7C0C05FAD3F939" country="Brazil" county="Mimoso do Sul Municipality" elevation="205" latitude="-21.064165" location="Rio Muqui do Sul" longLatPrecision="21" longitude="-41.30361" municipality="Rio Alto Pratinha" pageId="3" pageNumber="125" specimenCount="1" stateProvince="Espirito Santo" typeStatus="holotype">
<emphasis id="97FCEA82FF91FFA9FF7C0C05FEF9F9F3" bold="true" box="[234,349,1613,1639]" pageId="3" pageNumber="125">
<typeStatus id="7A338832FF91FFA9FF7C0C05FEF9F9F3" box="[234,349,1613,1639]" pageId="3" pageNumber="125" type="holotype">Holotype</typeStatus>
</emphasis>
<collectingCountry id="DD9F7600FF91FFA9FF2B0C39FE83F91F" box="[189,295,1649,1675]" name="Brazil" pageId="3" pageNumber="125">BRAZIL</collectingCountry>
<quantity id="62709B75FF91FFA9FEA90C38FE0CF91F" box="[319,424,1648,1675]" metricMagnitude="-2" metricUnit="m" metricValue="7.81" pageId="3" pageNumber="125" unit="mm" value="78.1">78.1 mm</quantity>
SL;
<collectingRegion id="674CF872FF91FFA9FE760C38FD68F91E" box="[480,716,1648,1674]" country="Brazil" name="Espirito Santo" pageId="3" pageNumber="125">Espírito Santo State</collectingRegion>
,
<collectingCounty id="4C564E1CFF91FFA9FD410C38FB8FF91E" box="[727,1067,1648,1674]" pageId="3" pageNumber="125">Mimoso do Sul Municipality</collectingCounty>
,
<collectingMunicipality id="4553ACEAFF91FFA9FBA00C38FAA2F91E" box="[1078,1286,1648,1674]" pageId="3" pageNumber="125">Rio Alto Pratinha</collectingMunicipality>
, tributary of the
<location id="A057604BFF91FFA9FE9B0CDBFE4EF939" LSID="urn:lsid:plazi:treatment:2D218786FF91FFADFE5B082DFBACFD3C:A057604BFF91FFA9FE9B0CDBFE4EF939" box="[269,490,1683,1709]" country="Brazil" county="Mimoso do Sul Municipality" latitude="-21.064165" longLatPrecision="21" longitude="-41.30361" municipality="Rio Alto Pratinha" name="Rio Muqui do Sul" pageId="3" pageNumber="125" stateProvince="Espirito Santo">Rio Muqui do Sul</location>
,
<location id="A057604BFF91FFA9FE6E0CDBFD5DF939" LSID="urn:lsid:plazi:treatment:2D218786FF91FFADFE5B082DFBACFD3C:A057604BFF91FFA9FE6E0CDBFD5DF939" box="[504,761,1683,1709]" country="Brazil" county="Mimoso do Sul Municipality" latitude="-21.064165" longLatPrecision="21" longitude="-41.30361" municipality="Rio Alto Pratinha" name="Rio Itabapoana Basin" pageId="3" pageNumber="125" stateProvince="Espirito Santo">Rio Itabapoana Basin</location>
;
<geoCoordinate id="C0BC5057FF91FFA9FC9A0CDCFC3AF93A" box="[780,926,1682,1710]" degrees="21" direction="south" minutes="03" orientation="latitude" pageId="3" pageNumber="125" precision="15" seconds="51" value="-21.064165">21°0351″ S</geoCoordinate>
,
<geoCoordinate id="C0BC5057FF91FFA9FC3B0CDCFBEFF93A" box="[941,1099,1682,1710]" degrees="41" direction="west" minutes="18" orientation="longitude" pageId="3" pageNumber="125" precision="15" seconds="13" value="-41.30361">41°1813″ W</geoCoordinate>
; ca
<elevation id="2EA5D1A3FF91FFA9FBEB0CDBFAA8F939" box="[1149,1292,1683,1710]" metricMagnitude="2" metricUnit="m" metricValue="2.05" pageId="3" pageNumber="125" unit="m" value="205.0">
<quantity id="62709B75FF91FFA9FBEB0CDBFB6EF93A" box="[1149,1226,1683,1710]" metricMagnitude="2" metricUnit="m" metricValue="2.05" pageId="3" pageNumber="125" unit="m" value="205.0">205 m</quantity>
a.s.l.
</elevation>
; 27 Feb.
</materialsCitation>
</paragraph>
<paragraph id="A5373690FF91FFA9FF290CFFFBADF945" blockId="3.[189,1399,1613,1745]" box="[191,1033,1719,1745]" pageId="3" pageNumber="125">2007; M.A. Barbosa, J.L.O. Mattos and E.M. Ribeiro leg; UFRJ 12930.</paragraph>
<paragraph id="A5373690FF91FFA9FF7C0CB0FAD3F8A1" blockId="3.[188,1399,1784,1952]" pageId="3" pageNumber="125">
<materialsCitation id="15E03CCDFF91FFA9FF7C0CB0FB92F8A2" country="Brazil" county="Mimoso do Sul Municipality" elevation="205" latitude="-21.064165" location="Rio Muqui do Sul" longLatPrecision="21" longitude="-41.30361" municipality="Rio Alto Pratinha" pageId="3" pageNumber="125" specimenCount="3" stateProvince="Espirito Santo" typeStatus="paratype">
<emphasis id="97FCEA82FF91FFA9FF7C0CB0FECCF886" bold="true" box="[234,360,1784,1810]" pageId="3" pageNumber="125">
<typeStatus id="7A338832FF91FFA9FF7C0CB0FECCF886" box="[234,360,1784,1810]" pageId="3" pageNumber="125" type="paratype">Paratypes</typeStatus>
</emphasis>
<collectingCountry id="DD9F7600FF91FFA9FF2B0D54FE83F8A2" box="[189,295,1820,1846]" name="Brazil" pageId="3" pageNumber="125">BRAZIL</collectingCountry>
<specimenCount id="B38EFD19FF91FFA9FED70D53FED9F8A2" box="[321,381,1819,1846]" count="3" pageId="3" pageNumber="125" type="generic">3 ex.</specimenCount>
, 19.0
<quantity id="62709B75FF91FFA9FE5A0D53FD92F8A2" box="[460,566,1819,1846]" metricMagnitude="-2" metricUnit="m" metricValue="3.56" pageId="3" pageNumber="125" unit="mm" value="35.6">35.6 mm</quantity>
SL; same data as for holotype; UFRJ 7546
</materialsCitation>
<specimenCount id="B38EFD19FF91FFA9FBC60D53FB28F8A2" box="[1104,1164,1819,1846]" count="3" pageId="3" pageNumber="125" type="generic">3 ex.</specimenCount>
, 32.0
<quantity id="62709B75FF91FFA9FB4A0D53FAE0F8A2" box="[1244,1348,1819,1846]" metricMagnitude="-2" metricUnit="m" metricValue="9.61" pageId="3" pageNumber="125" unit="mm" value="96.1">96.1 mm</quantity>
SL;
</paragraph>
<paragraph id="A5373690FF91FFA9FF280D77FAD2F8E8" blockId="3.[188,1399,1784,1952]" pageId="3" pageNumber="125">
<materialsCitation id="15E03CCDFF91FFA9FF280D77FD16F8CD" box="[190,690,1854,1881]" country="Brazil" county="Mimoso do Sul Municipality" elevation="205" latitude="-21.064165" location="Rio Muqui do Sul" longLatPrecision="21" longitude="-41.30361" municipality="Rio Alto Pratinha" pageId="3" pageNumber="125" specimenCount="1" stateProvince="Espirito Santo">same data as for holotype; CICCAA 07749</materialsCitation>
<materialsCitation id="15E03CCDFF91FFA9FD5C0D77FEF2F8E8" country="Brazil" county="Mimoso do Sul Municipality" elevation="205" latitude="-21.064165" location="Rio Muqui do Sul" longLatPrecision="21" longitude="-41.30361" municipality="Rio Alto Pratinha" pageId="3" pageNumber="125" specimenCount="2" stateProvince="Espirito Santo">
<specimenCount id="B38EFD19FF91FFA9FD5C0D77FCA6F8CD" box="[714,770,1855,1881]" count="2" pageId="3" pageNumber="125" type="generic">2 ex.</specimenCount>
(C&amp;S),
<quantity id="62709B75FF91FFA9FCF30D76FBABF8CD" box="[869,1039,1854,1881]" metricMagnitude="-2" metricUnit="m" metricValue="3.785" metricValueMax="4.45" metricValueMin="3.12" pageId="3" pageNumber="125" unit="mm" value="37.85" valueMax="44.5" valueMin="31.2">31.244.5 mm</quantity>
SL; same data as for holotype; UFRJ 12932
</materialsCitation>
. •
<materialsCitation id="15E03CCDFF91FFA9FEE00D2AFAD6F8E8" box="[374,1394,1890,1916]" collectingDate="2022-09-19" collectorName="A. M. Katz" country="Brazil" county="Mimoso do Sul Municipality" elevation="205" latitude="-21.064165" location="Rio Muqui do Sul" longLatPrecision="21" longitude="-41.30361" municipality="Rio Alto Pratinha" pageId="3" pageNumber="125" specimenCount="9" stateProvince="Espirito Santo">
<specimenCount id="B38EFD19FF91FFA9FEE00D2AFE16F8E8" box="[374,434,1890,1916]" count="9" pageId="3" pageNumber="125" type="generic">9 ex.</specimenCount>
,
<quantity id="62709B75FF91FFA9FE560D2AFDC8F8E8" box="[448,620,1890,1916]" metricMagnitude="-2" metricUnit="m" metricValue="3.365" metricValueMax="4.62" metricValueMin="2.11" pageId="3" pageNumber="125" unit="mm" value="33.65" valueMax="46.2" valueMin="21.1">21.146.2 mm</quantity>
SL; same data as for holotype;
<date id="D1361050FF91FFA9FC7F0D2AFB2DF8E8" box="[1001,1161,1890,1916]" pageId="3" pageNumber="125" value="2022-09-19">
<collectingDate id="C172E9B8FF91FFA9FC7F0D2AFB2DF8E8" box="[1001,1161,1890,1916]" pageId="3" pageNumber="125" value="2022-09-19">19 Sep. 2022</collectingDate>
</date>
;
<collectorName id="087D5346FF91FFA9FB030D2AFAB6F8E8" box="[1173,1298,1890,1916]" pageId="3" pageNumber="125">A.M. Katz</collectorName>
and P.J
</materialsCitation>
.
</paragraph>
<paragraph id="A5373690FF91FFA9FF280DCDFA87F834" blockId="3.[188,1399,1784,1952]" box="[190,1315,1925,1952]" pageId="3" pageNumber="125">
Vilardo leg; UFRJ 13252 •
<specimenCount id="B38EFD19FF91FFA9FE690DCDFD9CF80B" box="[511,568,1925,1951]" count="1" pageId="3" pageNumber="125" type="generic">1 ex.</specimenCount>
(C&amp;S),
<quantity id="62709B75FF91FFA9FD0A0DCDFCA1F80B" box="[668,773,1925,1952]" metricMagnitude="-2" metricUnit="m" metricValue="4.58" pageId="3" pageNumber="125" unit="mm" value="45.8">45.8 mm</quantity>
SL; same data as for preceding; UFRJ 13650.
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF96FFADFF2B0B40FDC1FE47" lastPageId="7" lastPageNumber="129" pageId="4" pageNumber="126" type="description">
<paragraph id="A5373690FF96FFAEFF2B0B40FEEBFEB6" blockId="4.[189,335,264,290]" box="[189,335,264,290]" pageId="4" pageNumber="126">
<heading id="FE7F81FCFF96FFAEFF2B0B40FEEBFEB6" bold="true" box="[189,335,264,290]" fontSize="11" level="3" pageId="4" pageNumber="126" reason="3">
<emphasis id="97FCEA82FF96FFAEFF2B0B40FEEBFEB6" bold="true" box="[189,335,264,290]" pageId="4" pageNumber="126">Description</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF96FFAEFF2B0B7FFB38FD1A" blockId="4.[189,1400,311,655]" pageId="4" pageNumber="126">
<smallCapsWord id="A3D1A04CFF96FFAEFF2B0B7FFE80FEC4" baselines="330,331" box="[189,292,311,337]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="General" pageId="4" pageNumber="126">GENERAL</smallCapsWord>
<smallCapsWord id="A3D1A04CFF96FFAEFEBB0B75FE1BFEC4" baselines="331" box="[301,447,317,336]" lowerCaseFontSize="8" mainFontSize="11" normCase="lower" normString="morphology" pageId="4" pageNumber="126">MORPHOLOGY</smallCapsWord>
. Morphometric data see
<tableCitation id="E80A032BFF96FFAEFD7F0B7FFCE6FEC5" box="[745,834,311,337]" captionStart="Table 1" captionStartId="6.[189,259,265,291]" captionText="Table 1. Morphometric data of Trichomycterus (Cryptocambeva) berthalutzae sp. nov." pageId="4" pageNumber="126">Table 1</tableCitation>
. Body moderately slender, head and trunk with dorsal and ventral profiles slightly convex, dorsal and ventral profiles of caudal peduncle nearly straight, greatest body depth at vertical just anterior to pelvic-fin base. Trunk subcylindrical anteriorly, compressed posteriorly. Anus and urogenital papilla at vertical just posterior to dorsal-fin origin. Head subtrapezoidal in dorsal view, snout profile rounded. Eye relatively small, dorsally positioned in head. Posterior nostril located nearer anterior nostril than orbital rim. Tip of maxillary and rictal barbels reaching between anterior and posterior regions of interopercular patch of odontodes, tip of nasal barbel reaching about midway between orbit and opercle or slightly before. Mouth subterminal. Jaw teeth pointed, slightly curved, arranged in irregular rows. Premaxillary teeth 4760, dentary teeth 4043. Odontodes conical. Opercular odontodes 1215, interopercular odontodes 3442. Branchiostegal rays 8.
</paragraph>
<paragraph id="A5373690FF96FFAFFF2B08FEFDDAFDA9" blockId="4.[189,1399,693,755]" lastBlockId="5.[189,1399,264,573]" lastPageId="5" lastPageNumber="127" pageId="4" pageNumber="126">
<smallCapsWord id="A3D1A04CFF96FFAEFF2B08FEFF4AFD5A" baselines="713,713" box="[189,238,694,720]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Fins" pageId="4" pageNumber="126">FINS</smallCapsWord>
. Dorsal and anal fins subtriangular, anterior and posterior margins slightly convex; longest ray longer than fin base. Total dorsal-fin rays 1011 (ii + II + 67), total anal-fin rays 9 (ii + II + 5); anal-fin origin at vertical shortly posterior to middle of dorsal-fin base, through base of 4
<superScript id="52FD9BD8FF97FFAFFB280B40FB6FFE82" attach="left" box="[1214,1227,264,278]" fontSize="6" pageId="5" pageNumber="127">th</superScript>
branched ray. Dorsal-fin origin at vertical through centrum of 20
<superScript id="52FD9BD8FF97FFAFFC930B63FCB6FEAD" attach="left" box="[773,786,299,313]" fontSize="6" pageId="5" pageNumber="127">th</superScript>
vertebra; anal-fin origin at vertical between centrum of 22
<superScript id="52FD9BD8FF97FFAFFF680B07FEABFEC9" attach="left" box="[254,271,335,349]" fontSize="6" pageId="5" pageNumber="127">nd</superScript>
or 23
<superScript id="52FD9BD8FF97FFAFFECA0B07FECEFEC9" attach="left" box="[348,362,335,349]" fontSize="6" pageId="5" pageNumber="127">rd</superScript>
vertebra. Pectoral fin subtriangular in dorsal view, posterior margin slightly convex, first pectoral-fin ray terminating in filament, its length about 10% or less of pectoral-fin length without filament. Total pectoral-fin rays 7 (I + 6). Pelvic fin rounded, its posterior extremity covering urogenital papilla, at vertical through anterior half of dorsal-fin base. Pelvic-fin bases medially separated by minute interspace. Total pelvic-fin rays 5 (I + 4). Caudal fin slightly rounded, dorso-ventrally symmetrical. Total principal caudal-fin rays 13 (I + 11 + I), total dorsal procurrent rays 20 or 21 (xixxx + I), total ventral procurrent rays 14 or 15 (xiiixiv + I).
</paragraph>
<caption id="F1F76618FF96FFAEFF2B0DE2FC88F873" ID-DOI="http://doi.org/10.5281/zenodo.14288601" ID-Zenodo-Dep="14288601" httpUri="https://zenodo.org/record/14288601/files/figure.png" pageId="4" pageNumber="126" startId="4.[189,232,1962,1988]" targetBox="[189,1398,814,1924]" targetPageId="4">
<paragraph id="A5373690FF96FFAEFF2B0DE2FC88F873" blockId="4.[189,1400,1962,2024]" pageId="4" pageNumber="126">
<emphasis id="97FCEA82FF96FFAEFF2B0DE2FEA8F850" bold="true" box="[189,268,1962,1988]" pageId="4" pageNumber="126">Fig. 1.</emphasis>
<taxonomicName id="62884D13FF96FFAEFE830DE2FCE5F850" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[277,833,1962,1988]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="126" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF96FFAEFE830DE2FE69F850" box="[277,461,1962,1988]" italics="true" pageId="4" pageNumber="126">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF96FFAEFE490DE2FD3EF850" box="[479,666,1962,1988]" italics="true" pageId="4" pageNumber="126">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF96FFAEFD3B0DE2FCE5F850" box="[685,833,1962,1988]" italics="true" pageId="4" pageNumber="126">berthalutzae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF96FFAEFCDC0DE3FC0CF851" box="[842,936,1963,1989]" pageId="4" pageNumber="126" rank="species">sp. nov.</taxonomicNameLabel>
, holotype (UFRJ 12930), 78.1 mm SL.
<emphasis id="97FCEA82FF96FFAEFF280D85FF77F873" bold="true" box="[190,211,1997,2023]" pageId="4" pageNumber="126">A</emphasis>
. Left lateral view.
<emphasis id="97FCEA82FF96FFAEFE260D86FE60F87C" bold="true" box="[432,452,1998,2024]" pageId="4" pageNumber="126">B</emphasis>
. Dorsal view.
<emphasis id="97FCEA82FF96FFAEFDFB0D85FD26F873" bold="true" box="[621,642,1997,2023]" pageId="4" pageNumber="126">C</emphasis>
. Ventral view.
</paragraph>
</caption>
<paragraph id="A5373690FF97FFAFFF2B082DFC69FC2F" blockId="5.[188,1401,612,955]" pageId="5" pageNumber="127">
<smallCapsWord id="A3D1A04CFF97FFAFFF2B082DFEDDFDE9" baselines="632,632,632,632" box="[189,377,613,639]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Latero-sensory" pageId="5" pageNumber="127">LATERO-SENSORY</smallCapsWord>
<smallCapsWord id="A3D1A04CFF97FFAFFE170822FE77FDE9" baselines="632" box="[385,467,618,637]" lowerCaseFontSize="8" mainFontSize="11" normCase="lower" normString="system" pageId="5" pageNumber="127">SYSTEM</smallCapsWord>
. Supraorbital canal, posterior section of infraorbital canal and postorbital canal continuous. Supraorbital sensory canal with 3 paired pores: s1, adjacent to medial margin of anterior nostril; s3, adjacent and just posterior to medial margin of posterior nostril, and s6, at transverse line through posterior half of orbit; s6 pore nearer to its symmetrical homologous s6 pore than to orbit, sometimes at close proximity. Infraorbital sensory canal with 2 segments. Anterior infraorbital canal with 2 pores: i1, at transverse line through anterior nostril, and i3, at transverse line just anterior to posterior nostril. Posterior infraorbital canal with two pores: i10, adjacent to ventral margin of orbit, and i11, posterior to orbit. Postorbital canal with 2 pores: po1, at vertical line above posterior portion of interopercular patch of odontodes, and po2, at vertical line above posterior portion of opercular patch of odontodes. Lateral line of trunk with 2 pores just posterior to head.
</paragraph>
<caption id="F1F76618FF97FFAFFF2B0D09FEA6F87D" ID-DOI="http://doi.org/10.5281/zenodo.14288603" ID-Zenodo-Dep="14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="5" pageNumber="127" startId="5.[189,232,1857,1883]" targetBox="[189,1388,1026,1810]" targetPageId="5">
<paragraph id="A5373690FF97FFAFFF2B0D09FEA6F87D" blockId="5.[185,1399,1857,2025]" pageId="5" pageNumber="127">
<emphasis id="97FCEA82FF97FFAFFF2B0D09FEAAF8CF" bold="true" box="[189,270,1857,1883]" pageId="5" pageNumber="127">Fig. 2.</emphasis>
Osteological structures.
<emphasis id="97FCEA82FF97FFAFFDAD0D09FDD0F8CF" bold="true" box="[571,628,1857,1883]" pageId="5" pageNumber="127">AC</emphasis>
.
<taxonomicName id="62884D13FF97FFAFFD100D09FB12F8CF" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[646,1206,1857,1884]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="127" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF97FFAFFD100D09FC9AF8CF" box="[646,830,1857,1883]" italics="true" pageId="5" pageNumber="127">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF97FFAFFCC40D09FBA9F8CF" box="[850,1037,1857,1883]" italics="true" pageId="5" pageNumber="127">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF97FFAFFBB40D09FB12F8CF" box="[1058,1206,1857,1883]" italics="true" pageId="5" pageNumber="127">berthalutzae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF97FFAFFB570D0AFABAF8C8" box="[1217,1310,1858,1884]" pageId="5" pageNumber="127" rank="species">sp. nov.</taxonomicNameLabel>
(UFRJ 13252).
<emphasis id="97FCEA82FF97FFAFFE8D0D2DFEF6F8EB" bold="true" box="[283,338,1893,1919]" pageId="5" pageNumber="127">DF</emphasis>
.
<taxonomicName id="62884D13FF97FFAFFECB0D2DFCDBF8EB" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[349,895,1893,1919]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="5" pageNumber="127" phylum="Chordata" rank="species" species="fabioheppi" status="sp. nov." subGenus="Psammocambeva">
<emphasis id="97FCEA82FF97FFAFFECB0D2DFDB1F8EB" box="[349,533,1893,1919]" italics="true" pageId="5" pageNumber="127">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF97FFAFFDB50D2DFD56F8EB" box="[547,754,1893,1919]" italics="true" pageId="5" pageNumber="127">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF97FFAFFC960D2DFCDBF8EB" box="[768,895,1893,1919]" italics="true" pageId="5" pageNumber="127">fabioheppi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF97FFAFFCE90D2DFC73F8EB" box="[895,983,1893,1919]" pageId="5" pageNumber="127" rank="species">sp. nov.</taxonomicNameLabel>
(UFRJ 12933).
<emphasis id="97FCEA82FF97FFAFFB1C0D2CFB67F8EB" bold="true" box="[1162,1219,1892,1919]" pageId="5" pageNumber="127">A, D</emphasis>
. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view.
<emphasis id="97FCEA82FF97FFAFFC670DC0FBA0F836" bold="true" box="[1009,1028,1928,1954]" pageId="5" pageNumber="127">B</emphasis>
,
<emphasis id="97FCEA82FF97FFAFFB820DC0FB8CF836" bold="true" box="[1044,1064,1928,1954]" pageId="5" pageNumber="127">E</emphasis>
. Left jaw suspensorium and opercular series, lateral view.
<emphasis id="97FCEA82FF97FFAFFDB40DE3FD92F851" bold="true" box="[546,566,1963,1989]" pageId="5" pageNumber="127">C</emphasis>
,
<emphasis id="97FCEA82FF97FFAFFDD00DE3FDFCF851" bold="true" box="[582,600,1963,1989]" pageId="5" pageNumber="127">F</emphasis>
. Parurohyal, ventral view. Larger stippling represents cartilaginous areas.
</paragraph>
</caption>
<caption id="F1F76618FF94FFACFF2B0B41FB1AFEB0" box="[189,1214,265,292]" pageId="6" pageNumber="128" startId="6.[189,259,265,291]">
<paragraph id="A5373690FF94FFACFF2B0B41FB1AFEB0" blockId="6.[189,1214,265,292]" box="[189,1214,265,292]" pageId="6" pageNumber="128">
<emphasis id="97FCEA82FF94FFACFF2B0B41FE85FEB7" bold="true" box="[189,289,265,291]" pageId="6" pageNumber="128">Table 1.</emphasis>
Morphometric data of
<taxonomicName id="62884D13FF94FFACFDA70B41FBFFFEB7" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[561,1115,265,291]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="6" pageNumber="128" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF94FFACFDA70B41FD4DFEB7" box="[561,745,265,291]" italics="true" pageId="6" pageNumber="128">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF94FFACFD6C0B41FC11FEB7" box="[762,949,265,291]" italics="true" pageId="6" pageNumber="128">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF94FFACFC510B41FBFFFEB7" box="[967,1115,265,291]" italics="true" pageId="6" pageNumber="128">berthalutzae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF94FFACFBF50B42FB1AFEB0" box="[1123,1214,266,292]" pageId="6" pageNumber="128" rank="species">sp. nov.</taxonomicNameLabel>
</paragraph>
</caption>
<paragraph id="A5373690FF94FFACFD590B07FB9DFB75" pageId="6" pageNumber="128">
<table id="D788C430FF940055FF5E0B07FBCBFB75" box="[200,1135,335,1249]" gridcols="3" gridrows="22" pageId="6" pageNumber="128">
<tr id="1BB834D2FF940055FF5E0B07FBCBFEFD" box="[200,1135,335,361]" gridrow="0" pageId="6" pageNumber="128" rowspan-0="1">
<th id="58695DAEFF940055FD590B07FCE5FEFD" box="[719,833,335,361]" gridcol="1" gridrow="0" pageId="6" pageNumber="128">
<emphasis id="97FCEA82FF94FFACFD590B07FCE5FEFD" bold="true" box="[719,833,335,361]" pageId="6" pageNumber="128">Holotype</emphasis>
</th>
<th id="58695DAEFF940055FC0D0B07FBCBFEFD" box="[923,1135,335,361]" gridcol="2" gridrow="0" pageId="6" pageNumber="128">
<emphasis id="97FCEA82FF94FFACFC0D0B07FBBCFEFD" bold="true" box="[923,1048,335,361]" pageId="6" pageNumber="128">Paratypes</emphasis>
(n = 7)
</th>
</tr>
<tr id="1BB834D2FF940055FF5E0B30FBCBFE06" box="[200,1135,376,402]" gridrow="1" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0B30FE74FE06" box="[200,464,376,402]" gridcol="0" gridrow="1" pageId="6" pageNumber="128">standard length (SL)</th>
<td id="58695DAEFF940055FD590B30FCE5FE06" box="[719,833,376,402]" gridcol="1" gridrow="1" pageId="6" pageNumber="128">78.1</td>
<td id="58695DAEFF940055FC0D0B30FBCBFE06" box="[923,1135,376,402]" gridcol="2" gridrow="1" pageId="6" pageNumber="128">40.996.1</td>
</tr>
<tr id="1BB834D2FF940055FF5E0BEEFBCBFE54" box="[200,1135,422,448]" gridrow="2" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0BEEFBCBFE54" box="[200,1135,422,448]" colspan="3" colspanRight="2" gridcol="0" gridrow="2" pageId="6" pageNumber="128">
<emphasis id="97FCEA82FF94FFACFF5E0BEEFD99FE54" bold="true" box="[200,573,422,448]" pageId="6" pageNumber="128">percentage of standard length</emphasis>
</th>
</tr>
<tr id="1BB834D2FF940055FF5E0B98FBCBFE7F" box="[200,1135,464,491]" gridrow="3" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0B98FE74FE7F" box="[200,464,464,491]" gridcol="0" gridrow="3" pageId="6" pageNumber="128">body depth</th>
<td id="58695DAEFF940055FD590B98FCE5FE7F" box="[719,833,464,491]" gridcol="1" gridrow="3" pageId="6" pageNumber="128">14.8</td>
<td id="58695DAEFF940055FC0D0B98FBCBFE7F" box="[923,1135,464,491]" gridcol="2" gridrow="3" pageId="6" pageNumber="128">14.615.8</td>
</tr>
<tr id="1BB834D2FF940055FF5E0BB1FBCBFD80" box="[200,1135,505,532]" gridrow="4" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0BB1FE74FD80" box="[200,464,505,532]" gridcol="0" gridrow="4" pageId="6" pageNumber="128">caudal peduncle depth</th>
<td id="58695DAEFF940055FD590BB1FCE5FD80" box="[719,833,505,532]" gridcol="1" gridrow="4" pageId="6" pageNumber="128">14.3</td>
<td id="58695DAEFF940055FC0D0BB1FBCBFD80" box="[923,1135,505,532]" gridcol="2" gridrow="4" pageId="6" pageNumber="128">13.815.3</td>
</tr>
<tr id="1BB834D2FF940055FF5E086BFBCBFDA9" box="[200,1135,547,573]" gridrow="5" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E086BFE74FDA9" box="[200,464,547,573]" gridcol="0" gridrow="5" pageId="6" pageNumber="128">body width</th>
<td id="58695DAEFF940055FD59086BFCE5FDA9" box="[719,833,547,573]" gridcol="1" gridrow="5" pageId="6" pageNumber="128">12.3</td>
<td id="58695DAEFF940055FC0D086BFBCBFDA9" box="[923,1135,547,573]" gridcol="2" gridrow="5" pageId="6" pageNumber="128">10.413.4</td>
</tr>
<tr id="1BB834D2FF940055FF5E0805FBCBFDFC" box="[200,1135,589,616]" gridrow="6" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0805FE74FDFC" box="[200,464,589,616]" gridcol="0" gridrow="6" pageId="6" pageNumber="128">caudal peduncle width</th>
<td id="58695DAEFF940055FD590805FCE5FDFC" box="[719,833,589,616]" gridcol="1" gridrow="6" pageId="6" pageNumber="128">4.9</td>
<td id="58695DAEFF940055FC0D0805FBCBFDFC" box="[923,1135,589,616]" gridcol="2" gridrow="6" pageId="6" pageNumber="128">3.15.1</td>
</tr>
<tr id="1BB834D2FF940055FF5E083EFBCBFD05" box="[200,1135,630,657]" gridrow="7" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E083EFE74FD05" box="[200,464,630,657]" gridcol="0" gridrow="7" pageId="6" pageNumber="128">pre-dorsal length</th>
<td id="58695DAEFF940055FD59083EFCE5FD05" box="[719,833,630,657]" gridcol="1" gridrow="7" pageId="6" pageNumber="128">62.1</td>
<td id="58695DAEFF940055FC0D083EFBCBFD05" box="[923,1135,630,657]" gridcol="2" gridrow="7" pageId="6" pageNumber="128">61.367.0</td>
</tr>
<tr id="1BB834D2FF940055FF5E08E8FBCBFD2F" box="[200,1135,672,699]" gridrow="8" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E08E8FE74FD2F" box="[200,464,672,699]" gridcol="0" gridrow="8" pageId="6" pageNumber="128">pre-pelvic length</th>
<td id="58695DAEFF940055FD5908E8FCE5FD2F" box="[719,833,672,699]" gridcol="1" gridrow="8" pageId="6" pageNumber="128">58.4</td>
<td id="58695DAEFF940055FC0D08E8FBCBFD2F" box="[923,1135,672,699]" gridcol="2" gridrow="8" pageId="6" pageNumber="128">55.560.1</td>
</tr>
<tr id="1BB834D2FF940055FF5E0882FBCBFD71" box="[200,1135,714,741]" gridrow="9" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0882FE74FD71" box="[200,464,714,741]" gridcol="0" gridrow="9" pageId="6" pageNumber="128">dorsal-fin base length</th>
<td id="58695DAEFF940055FD590882FCE5FD71" box="[719,833,714,741]" gridcol="1" gridrow="9" pageId="6" pageNumber="128">11.0</td>
<td id="58695DAEFF940055FC0D0882FBCBFD71" box="[923,1135,714,741]" gridcol="2" gridrow="9" pageId="6" pageNumber="128">11.513.5</td>
</tr>
<tr id="1BB834D2FF940055FF5E08BBFBCBFC9A" box="[200,1135,755,782]" gridrow="10" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E08BBFE74FC9A" box="[200,464,755,782]" gridcol="0" gridrow="10" pageId="6" pageNumber="128">anal-fin base length</th>
<td id="58695DAEFF940055FD5908BBFCE5FC9A" box="[719,833,755,782]" gridcol="1" gridrow="10" pageId="6" pageNumber="128">9.2</td>
<td id="58695DAEFF940055FC0D08BBFBCBFC9A" box="[923,1135,755,782]" gridcol="2" gridrow="10" pageId="6" pageNumber="128">10.211.6</td>
</tr>
<tr id="1BB834D2FF940055FF5E0955FBCBFCAC" box="[200,1135,797,824]" gridrow="11" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0955FE74FCAC" box="[200,464,797,824]" gridcol="0" gridrow="11" pageId="6" pageNumber="128">caudal-fin length</th>
<td id="58695DAEFF940055FD590955FCE5FCAC" box="[719,833,797,824]" gridcol="1" gridrow="11" pageId="6" pageNumber="128">16.5</td>
<td id="58695DAEFF940055FC0D0955FBCBFCAC" box="[923,1135,797,824]" gridcol="2" gridrow="11" pageId="6" pageNumber="128">14.918.1</td>
</tr>
<tr id="1BB834D2FF940055FF5E090FFBCBFCF6" box="[200,1135,839,866]" gridrow="12" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E090FFE74FCF6" box="[200,464,839,866]" gridcol="0" gridrow="12" pageId="6" pageNumber="128">pectoral-fin length</th>
<td id="58695DAEFF940055FD59090FFCE5FCF6" box="[719,833,839,866]" gridcol="1" gridrow="12" pageId="6" pageNumber="128">11.6</td>
<td id="58695DAEFF940055FC0D090FFBCBFCF6" box="[923,1135,839,866]" gridcol="2" gridrow="12" pageId="6" pageNumber="128">11.514.6</td>
</tr>
<tr id="1BB834D2FF940055FF5E0938FBCBFC1F" box="[200,1135,880,907]" gridrow="13" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0938FE74FC1F" box="[200,464,880,907]" gridcol="0" gridrow="13" pageId="6" pageNumber="128">pelvic-fin length</th>
<td id="58695DAEFF940055FD590938FCE5FC1F" box="[719,833,880,907]" gridcol="1" gridrow="13" pageId="6" pageNumber="128">9.5</td>
<td id="58695DAEFF940055FC0D0938FBCBFC1F" box="[923,1135,880,907]" gridcol="2" gridrow="13" pageId="6" pageNumber="128">9.411.6</td>
</tr>
<tr id="1BB834D2FF940055FF5E09D7FBCBFC2E" box="[200,1135,927,954]" gridrow="14" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E09D7FE74FC2E" box="[200,464,927,954]" gridcol="0" gridrow="14" pageId="6" pageNumber="128">head length</th>
<td id="58695DAEFF940055FD5909D7FCE5FC2E" box="[719,833,927,954]" gridcol="1" gridrow="14" pageId="6" pageNumber="128">20.2</td>
<td id="58695DAEFF940055FC0D09D7FBCBFC2E" box="[923,1135,927,954]" gridcol="2" gridrow="14" pageId="6" pageNumber="128">20.422.5</td>
</tr>
<tr id="1BB834D2FF940055FF5E0985FBCBFC73" box="[200,1135,973,999]" gridrow="15" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0985FBCBFC73" box="[200,1135,973,999]" colspan="3" colspanRight="2" gridcol="0" gridrow="15" pageId="6" pageNumber="128">
<emphasis id="97FCEA82FF94FFACFF5E0985FDADFC73" bold="true" box="[200,521,973,999]" pageId="6" pageNumber="128">percentage of head length</emphasis>
</th>
</tr>
<tr id="1BB834D2FF940055FF5E09BEFBCBFB85" box="[200,1135,1014,1041]" gridrow="16" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E09BEFE74FB85" box="[200,464,1014,1041]" gridcol="0" gridrow="16" pageId="6" pageNumber="128">head depth</th>
<td id="58695DAEFF940055FD5909BEFCE5FB85" box="[719,833,1014,1041]" gridcol="1" gridrow="16" pageId="6" pageNumber="128">50.3</td>
<td id="58695DAEFF940055FC0D09BEFBCBFB85" box="[923,1135,1014,1041]" gridcol="2" gridrow="16" pageId="6" pageNumber="128">43.651.9</td>
</tr>
<tr id="1BB834D2FF940055FF5E0E68FBCBFBAF" box="[200,1135,1056,1083]" gridrow="17" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0E68FE74FBAF" box="[200,464,1056,1083]" gridcol="0" gridrow="17" pageId="6" pageNumber="128">head width</th>
<td id="58695DAEFF940055FD590E68FCE5FBAF" box="[719,833,1056,1083]" gridcol="1" gridrow="17" pageId="6" pageNumber="128">90.9</td>
<td id="58695DAEFF940055FC0D0E68FBCBFBAF" box="[923,1135,1056,1083]" gridcol="2" gridrow="17" pageId="6" pageNumber="128">82.992.5</td>
</tr>
<tr id="1BB834D2FF940055FF5E0E02FBCBFBF0" box="[200,1135,1098,1124]" gridrow="18" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0E02FE74FBF0" box="[200,464,1098,1124]" gridcol="0" gridrow="18" pageId="6" pageNumber="128">snout length</th>
<td id="58695DAEFF940055FD590E02FCE5FBF0" box="[719,833,1098,1124]" gridcol="1" gridrow="18" pageId="6" pageNumber="128">43.7</td>
<td id="58695DAEFF940055FC0D0E02FBCBFBF0" box="[923,1135,1098,1124]" gridcol="2" gridrow="18" pageId="6" pageNumber="128">40.946.3</td>
</tr>
<tr id="1BB834D2FF940055FF5E0E3BFBCBFB1A" box="[200,1135,1139,1166]" gridrow="19" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0E3BFE74FB1A" box="[200,464,1139,1166]" gridcol="0" gridrow="19" pageId="6" pageNumber="128">interorbital width</th>
<td id="58695DAEFF940055FD590E3BFCE5FB1A" box="[719,833,1139,1166]" gridcol="1" gridrow="19" pageId="6" pageNumber="128">30.5</td>
<td id="58695DAEFF940055FC0D0E3BFBCBFB1A" box="[923,1135,1139,1166]" gridcol="2" gridrow="19" pageId="6" pageNumber="128">23.627.6</td>
</tr>
<tr id="1BB834D2FF940055FF5E0ED5FBCBFB2C" box="[200,1135,1181,1208]" gridrow="20" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0ED5FE74FB2C" box="[200,464,1181,1208]" gridcol="0" gridrow="20" pageId="6" pageNumber="128">preorbital length</th>
<td id="58695DAEFF940055FD590ED5FCE5FB2C" box="[719,833,1181,1208]" gridcol="1" gridrow="20" pageId="6" pageNumber="128">13.2</td>
<td id="58695DAEFF940055FC0D0ED5FBCBFB2C" box="[923,1135,1181,1208]" gridcol="2" gridrow="20" pageId="6" pageNumber="128">9.815.5</td>
</tr>
<tr id="1BB834D2FF940055FF5E0E8FFBCBFB75" box="[200,1135,1223,1249]" gridrow="21" pageId="6" pageNumber="128">
<th id="58695DAEFF940055FF5E0E8FFE74FB75" box="[200,464,1223,1249]" gridcol="0" gridrow="21" pageId="6" pageNumber="128">eye diameter</th>
<td id="58695DAEFF940055FD590E8FFCE5FB75" box="[719,833,1223,1249]" gridcol="1" gridrow="21" pageId="6" pageNumber="128">9.4</td>
<td id="58695DAEFF940055FC0D0E8FFBCBFB75" box="[923,1135,1223,1249]" gridcol="2" gridrow="21" pageId="6" pageNumber="128">8.714.9</td>
</tr>
</table>
</paragraph>
<paragraph id="A5373690FF94FFACFF2B0F54FCA9F83B" blockId="6.[186,1401,1307,1968]" pageId="6" pageNumber="128">
<smallCapsWord id="A3D1A04CFF94FFACFF2B0F54FE9BFAA0" baselines="1327,1327" box="[189,319,1308,1334]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Osteology" pageId="6" pageNumber="128">OSTEOLOGY</smallCapsWord>
(
<figureCitation id="3DB32A15FF94FFACFEC60F53FE75FAA2" box="[336,465,1307,1334]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="6" pageNumber="128">Fig. 2AC</figureCitation>
). Anterior margin of mesethmoid nearly straight to slightly convex, mesethmoid cornu narrow. Lacrimal narrow and flat, its largest length about
<superScript id="52FD9BD8FF94FFACFC020F76FC39FAD8" attach="right" box="[916,925,1342,1356]" fontSize="6" pageId="6" pageNumber="128">3</superScript>
/5 of sesamoid supraorbital largest length. Sesamoid supraorbital flat, its largest length smaller than largest maxilla length, with distinctive lateral projection. Premaxilla sub-rectangular in dorsal view, slightly tapering laterally. Maxilla boomerang-shaped, slender, shorter than premaxilla, with minute posterior process. Autopalatine sub-rectangular in dorsal view when excluding posterolateral process, lateral margin about straight, medial margin sinuous. Shortest autopalatine width about half autopalatine length. Latero-posterior process of autopalatine subtriangular, its length about equal shortest autopalatine width. Metapterygoid subtriangular, deeper than long, with distinctive postero-dorsal projection. Quadrate robust, dorsoposterior outgrowth in close proximity to hyomandibular outgrowth. Hyomandibula long, anterior outgrow deep, with small concavity on dorsal margin. Opercle slender, depth of opercular odontode patch about half dorsal articular facet of hyomandibula, dorsal process of opercle short, subtriangular. Interopercle long, about three fourths of hyomandibula length. Preopercle compact, slender, with small ventral expansion. Parurohyal robust, lateral process relatively elongate, pointed, slightly curved. Parurohyal head well-developed, with prominent anterolateral paired process. Middle parurohyal foramen oval, its largest length about equal to posterior parurohyal process. Posterior parurohyal process about half distance between anterior margin of parurohyal and anterior insertion of posterior process. Vertebrae 37. Ribs 13 or 14. Two dorsal hypural plates, corresponding to hypurals 4 + 5 and 3, respectively; single ventral hypural plate corresponding to hypurals 1 and 2 and parhypural.
</paragraph>
<paragraph id="A5373690FF95FFADFF2B0B41FDC1FE47" blockId="7.[188,1399,265,467]" pageId="7" pageNumber="129">
<smallCapsWord id="A3D1A04CFF95FFADFF2B0B41FEF3FEB5" baselines="284,284" box="[189,343,265,291]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Colouration" pageId="7" pageNumber="129">COLOURATION</smallCapsWord>
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. Flank, dorsum and head side light yellowish grey with minute dark brown dots, slightly larger and sometimes horizontally coalesced on anterior lateral midline, more concentrated on dorsum. In juveniles below about
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SL, head and trunk light yellowish grey with longitudinal row of dark brown spots on flank midline, and similar row between flank midline and venter. Barbels light grey, with brown pigmentation concentration on dorsal surface of basal portion. Fins hyaline, with minute brown dots on basal portion.
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</subSubSection>
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<emphasis id="97FCEA82FF95FFADFF2B0BB2FEFCFD80" bold="true" box="[189,344,506,532]" pageId="7" pageNumber="129">Distribution</emphasis>
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Presently known only from the
<typeStatus id="7A338832FF95FFADFDA40861FDC1FDD7" box="[562,613,553,579]" pageId="7" pageNumber="129">type</typeStatus>
locality, Rio Alto Pratinha, tributary of the Rio Muqui do Sul, Rio Itabapoana Basin, Serra do Mar (
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).
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Subgenus
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<emphasis id="97FCEA82FF95FFADFD3308C5FCD0FD33" box="[677,884,653,679]" italics="true" pageId="7" pageNumber="129">Psammocambeva</emphasis>
<bibRefCitation id="C1194B61FF95FFADFCEA08C6FBACFD3C" author="Costa W. J. E. M." box="[892,1032,654,680]" pageId="7" pageNumber="129" pagination="160 - 191" refId="ref7273" refString="Costa W. J. E. M. 2021. Comparative osteology, phylogeny and classification of the eastern South American catfish genus Trichomycterus (Siluriformes: Trichomycteridae). Taxonomy 1: 160 - 191. https: // doi. org / 10.3390 / taxonomy 1020013" type="journal article" year="2021">Costa, 2021</bibRefCitation>
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<mods:title id="2A2C595634F0D6B72F4091A2075E2BE0">Two new species of Trichomycterus (Siluriformes: Trichomycteridae) from the Rio Itabapoana Basin, south-eastern Brazil</mods:title>
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<taxonomicName id="62884D13FF95FFADFE5B0886FBA1FD7D" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[461,1029,718,745]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="129" phylum="Chordata" rank="species" species="fabioheppi" status="sp. nov." subGenus="Psammocambeva">
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<emphasis id="97FCEA82FF95FFADFE5B0886FD28FD7D" bold="true" box="[461,652,718,745]" italics="true" pageId="7" pageNumber="129">Trichomycterus</emphasis>
(
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)
<emphasis id="97FCEA82FF95FFADFC150886FBA1FD7D" bold="true" box="[899,1029,718,745]" italics="true" pageId="7" pageNumber="129">fabioheppi</emphasis>
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<paragraph id="A5373690FF95FFADFDE5095DFC64FCA4" blockId="7.[356,1231,718,816]" box="[627,960,789,816]" pageId="7" pageNumber="129">
<figureCitation id="3DB32A15FF95FFADFDE5095DFD55FCA4" box="[627,753,789,816]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="7" pageNumber="129">Figs 2DF</figureCitation>
,
<figureCitation id="3DB32A15FF95FFADFD6B095EFC8FFCA4" box="[765,811,790,816]" captionStart-0="Fig" captionStart-1="Fig" captionStartId-0="7.[185,228,1998,2024]" captionStartId-1="8.[189,232,1961,1987]" captionTargetBox-0="[192,1391,1177,1944]" captionTargetBox-1="[189,1398,790,1923]" captionTargetId-0="figure-240@7.[189,1398,1167,1959]" captionTargetId-1="figure-185@8.[189,1398,790,1923]" captionTargetPageId-0="7" captionTargetPageId-1="8" captionText-0="Fig. 3. Geographical distribution of trichomycterine catfishes in the Rio Itabapoana Basin." captionText-1="Fig. 4. Trichomycterus (Psammocambeva) fabioheppi sp. nov., holotype (UFRJ 12931), 68.1 mm SL. A. Left lateral view. B. Dorsal view. C. Ventral view." figureDoi-0="http://doi.org/10.5281/zenodo.14288605" figureDoi-1="http://doi.org/10.5281/zenodo.14288609" httpUri-0="https://zenodo.org/record/14288605/files/figure.png" httpUri-1="https://zenodo.org/record/14288609/files/figure.png" pageId="7" pageNumber="129">34</figureCitation>
,
<figureCitation id="3DB32A15FF95FFADFCA1095DFCF9FCA4" box="[823,861,789,816]" captionStart="Fig" captionStartId="10.[189,232,1822,1848]" captionTargetBox="[189,1398,340,1782]" captionTargetId="figure-11@10.[189,1398,340,1782]" captionTargetPageId="10" captionText="Fig. 5. Caudal fin morphology in species of Psammocambeva Costa, 2021, left lateral view. A. Trichomycterus (Psammocambeva) fabioheppi sp. nov., holotype (UFRJ 12931), 68.1 mm SL. B. Trichomycterus longibarbatus Costa, 1992, topotype (UFRJ 3368), 52.9 mm SL. C. Trichomycterus travassosi (Miranda Ribeiro, 1949) (UFRJ 5190),57.2 mm SL.D. Trichomycterus puriventris Barbosa &amp; Costa, 2012 (UFRJ 5398), paratype, 76.9 mm SL. E. Trichomycterus largoperculatus Costa &amp; Katz, 2022, holotype (UFRJ 6987), 77.8 mm SL." figureDoi="http://doi.org/10.5281/zenodo.14288611" httpUri="https://zenodo.org/record/14288611/files/figure.png" pageId="7" pageNumber="129">5A</figureCitation>
,
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<emphasis id="97FCEA82FF95FFADFF2B091FFE93FCE5" bold="true" box="[189,311,855,881]" pageId="7" pageNumber="129">Diagnosis</emphasis>
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<taxonomicName id="62884D13FF95FFADFF2B09CDFD50FC0B" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[189,756,901,927]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="129" phylum="Chordata" rank="species" species="fabioheppi" status="sp. nov." subGenus="Psammocambeva">
<emphasis id="97FCEA82FF95FFADFF2B09CDFED1FC0B" box="[189,373,901,927]" italics="true" pageId="7" pageNumber="129">Trichomycterus</emphasis>
(
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)
<emphasis id="97FCEA82FF95FFADFDE309CDFD50FC0B" box="[629,756,901,927]" italics="true" pageId="7" pageNumber="129">fabioheppi</emphasis>
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is distinguished from all other species of
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<emphasis id="97FCEA82FF95FFADFF2B09E0FED1FC56" box="[189,373,936,962]" italics="true" pageId="7" pageNumber="129">Trichomycterus</emphasis>
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by having a unique morphology of the caudal fin, which is dorso-ventrally asymmetrical, with the dorsal portion longer than the ventral one, consequently making the ventral-most principal caudal-fin rays about half the length of dorsal-most ones (
<figureCitation id="3DB32A15FF95FFADFC5509A7FB85FB9E" box="[963,1057,1007,1034]" captionStart="Fig" captionStartId="10.[189,232,1822,1848]" captionTargetBox="[189,1398,340,1782]" captionTargetId="figure-11@10.[189,1398,340,1782]" captionTargetPageId="10" captionText="Fig. 5. Caudal fin morphology in species of Psammocambeva Costa, 2021, left lateral view. A. Trichomycterus (Psammocambeva) fabioheppi sp. nov., holotype (UFRJ 12931), 68.1 mm SL. B. Trichomycterus longibarbatus Costa, 1992, topotype (UFRJ 3368), 52.9 mm SL. C. Trichomycterus travassosi (Miranda Ribeiro, 1949) (UFRJ 5190),57.2 mm SL.D. Trichomycterus puriventris Barbosa &amp; Costa, 2012 (UFRJ 5398), paratype, 76.9 mm SL. E. Trichomycterus largoperculatus Costa &amp; Katz, 2022, holotype (UFRJ 6987), 77.8 mm SL." figureDoi="http://doi.org/10.5281/zenodo.14288611" httpUri="https://zenodo.org/record/14288611/files/figure.png" pageId="7" pageNumber="129">Fig. 5A</figureCitation>
; vs caudal fin dorso-ventrally symmetrical as in all other species of
<taxonomicName id="62884D13FF95FFADFDE60E5AFC9BFBB8" authorityName="Costa" authorityYear="2021" box="[624,831,1042,1068]" pageId="7" pageNumber="129" rank="subGenus" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF95FFADFDE60E5AFC9BFBB8" box="[624,831,1042,1068]" italics="true" pageId="7" pageNumber="129">Psammocambeva</emphasis>
</taxonomicName>
,
<figureCitation id="3DB32A15FF95FFADFCD80E5AFC6CFBB9" box="[846,968,1042,1069]" captionStart="Fig" captionStartId="10.[189,232,1822,1848]" captionTargetBox="[189,1398,340,1782]" captionTargetId="figure-11@10.[189,1398,340,1782]" captionTargetPageId="10" captionText="Fig. 5. Caudal fin morphology in species of Psammocambeva Costa, 2021, left lateral view. A. Trichomycterus (Psammocambeva) fabioheppi sp. nov., holotype (UFRJ 12931), 68.1 mm SL. B. Trichomycterus longibarbatus Costa, 1992, topotype (UFRJ 3368), 52.9 mm SL. C. Trichomycterus travassosi (Miranda Ribeiro, 1949) (UFRJ 5190),57.2 mm SL.D. Trichomycterus puriventris Barbosa &amp; Costa, 2012 (UFRJ 5398), paratype, 76.9 mm SL. E. Trichomycterus largoperculatus Costa &amp; Katz, 2022, holotype (UFRJ 6987), 77.8 mm SL." figureDoi="http://doi.org/10.5281/zenodo.14288611" httpUri="https://zenodo.org/record/14288611/files/figure.png" pageId="7" pageNumber="129">Fig. 5CE</figureCitation>
, or dorsal portion just slightly longer than ventral one in larger specimens of
<taxonomicName id="62884D13FF95FFA2FDF80E7DFF5FFEB7" authority="Bockmann &amp; Sazima, 2004" authorityName="Bockmann &amp; Sazima" authorityYear="2004" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" lastPageId="8" lastPageNumber="130" order="Siluriformes" pageId="7" pageNumber="129" phylum="Chordata" rank="species" species="maracaya" subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF95FFADFDF80E7DFC82FBDB" box="[622,806,1077,1103]" italics="true" pageId="7" pageNumber="129">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF95FFADFCAE0E7DFC57FBDB" box="[824,1011,1077,1103]" italics="true" pageId="7" pageNumber="129">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF95FFADFB970E7EFBD3FBDB" box="[1025,1143,1078,1103]" italics="true" pageId="7" pageNumber="129">maracaya</emphasis>
<bibRefCitation id="C1194B61FF95FFA2FBEE0E7DFF5FFEB7" author="Bockmann F. A. &amp; Sazima I." lastPageId="8" lastPageNumber="130" pageId="7" pageNumber="129" pagination="61 - 74" refId="ref7120" refString="Bockmann F. A. &amp; Sazima I. 2004. Trichomycterus maracaya, a new catfish from the upper rio Parana, southeastern Brazil (Siluriformes: Trichomycteridae), with notes on the T. brasiliensis species-complex. Neotropical Ichthyology 2: 61 - 74. https: // doi. org / 10.1590 / S 1679 - 62252004000200003" type="journal article" year="2004">Bockmann &amp; Sazima, 2004</bibRefCitation>
</taxonomicName>
, with dorsal-most and ventral-most principal caudal-fin rays about same length,
<bibRefCitation id="C1194B61FF9AFFA2FB430B41FECDFED2" author="Bockmann F. A. &amp; Sazima I." pageId="8" pageNumber="130" pagination="61 - 74" refId="ref7120" refString="Bockmann F. A. &amp; Sazima I. 2004. Trichomycterus maracaya, a new catfish from the upper rio Parana, southeastern Brazil (Siluriformes: Trichomycteridae), with notes on the T. brasiliensis species-complex. Neotropical Ichthyology 2: 61 - 74. https: // doi. org / 10.1590 / S 1679 - 62252004000200003" type="journal article" year="2004">Bockmann &amp; Sazima, 2004</bibRefCitation>
: fig. 1).
<taxonomicName id="62884D13FF9AFFA2FE760B64FBBDFED2" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[480,1049,300,326]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="fabioheppi" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FE760B64FD3CFED2" box="[480,664,300,326]" italics="true" pageId="8" pageNumber="130">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF9AFFA2FD240B64FC25FED2" box="[690,897,300,326]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9AFFA2FC0C0B64FBBDFED2" box="[922,1049,300,326]" italics="true" pageId="8" pageNumber="130">fabioheppi</emphasis>
</taxonomicName>
differs from all congeners, except species of the
<taxonomicName id="62884D13FF9AFFA2FE540B07FD35FEFD" authorityName="Costa" authorityYear="2021" box="[450,657,335,361]" pageId="8" pageNumber="129" rank="subGenus" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FE540B07FD35FEFD" box="[450,657,335,361]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
</taxonomicName>
beta-clade, by combining a shallow anterior outgrowth of the hyomandibula (
<figureCitation id="3DB32A15FF9AFFA2FEEC0B3AFE7CFE19" box="[378,472,370,397]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="8" pageNumber="130">Fig. 2E</figureCitation>
; vs never so shallow, e.g., Costa
<emphasis id="97FCEA82FF9AFFA2FCF90B3BFC09FE18" box="[879,941,370,396]" italics="true" pageId="8" pageNumber="130">et al.</emphasis>
2022: fig. 4) and a long interopercle, about 90% of the hyomandibula longitudinal length (
<figureCitation id="3DB32A15FF9AFFA2FCAA0BDEFC3CFE24" box="[828,920,406,432]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="8" pageNumber="130">Fig. 2E</figureCitation>
; vs about 75% or less).
<taxonomicName id="62884D13FF9AFFA2FB560BDEFD81FE47" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="fabioheppi" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FB560BDEFADCFE24" box="[1216,1400,406,432]" italics="true" pageId="8" pageNumber="130">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF9AFFA2FF510BF1FE32FE47" box="[199,406,441,467]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9AFFA2FE300BF1FD81FE47" box="[422,549,441,467]" italics="true" pageId="8" pageNumber="130">fabioheppi</emphasis>
</taxonomicName>
is also distinguished from all species of the
<taxonomicName id="62884D13FF9AFFA2FBB10BF1FB52FE47" authorityName="Costa" authorityYear="2021" box="[1063,1270,441,467]" pageId="8" pageNumber="129" rank="subGenus" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FBB10BF1FB52FE47" box="[1063,1270,441,467]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
</taxonomicName>
beta-clade by having a rounded caudal fin (vs subtruncate or emarginate).
<taxonomicName id="62884D13FF9AFFA2FC590B94FE98FD8D" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="fabioheppi" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FC590B94FB23FE62" box="[975,1159,476,502]" italics="true" pageId="8" pageNumber="130">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF9AFFA2FB0B0B94FAC8FE62" box="[1181,1388,476,502]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9AFFA2FF2B0BB7FE98FD8D" box="[189,316,511,537]" italics="true" pageId="8" pageNumber="130">fabioheppi</emphasis>
</taxonomicName>
differs from all other congeners of the
<taxonomicName id="62884D13FF9AFFA2FD650BB7FC66FD8D" authorityName="Costa" authorityYear="2021" box="[755,962,511,537]" pageId="8" pageNumber="129" rank="subGenus" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FD650BB7FC66FD8D" box="[755,962,511,537]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
</taxonomicName>
beta-clade, except
<taxonomicName id="62884D13FF9AFFA2FB080848FAD2FD8D" authorityName="Costa &amp; Katz" authorityYear="2022" box="[1182,1398,511,537]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="largoperculatus">
<emphasis id="97FCEA82FF9AFFA2FB080848FAD2FD8D" box="[1182,1398,511,537]" italics="true" pageId="8" pageNumber="130">T. largoperculatus</emphasis>
</taxonomicName>
and
<taxonomicName id="62884D13FF9AFFA2FF7B086BFECDFDA8" authorityName="Reis, Vieira &amp; de Pinna" authorityYear="2022" box="[237,361,546,572]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="tantalus">
<emphasis id="97FCEA82FF9AFFA2FF7B086BFECDFDA8" box="[237,361,546,572]" italics="true" pageId="8" pageNumber="130">T. tantalus</emphasis>
</taxonomicName>
, by having a relatively short preopercle with a distinctive ventral expansion (
<figureCitation id="3DB32A15FF9AFFA2FB73086AFA9AFDA9" box="[1253,1342,546,573]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="8" pageNumber="130">Fig. 2E</figureCitation>
; vs a relatively longer, without distinctive ventral expansion).
<taxonomicName id="62884D13FF9AFFA2FCD9080EFAD3FDF4" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[847,1399,582,608]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="fabioheppi" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FCD9080EFBA3FDF4" box="[847,1031,582,608]" italics="true" pageId="8" pageNumber="130">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF9AFFA2FB8E080EFB43FDF4" box="[1048,1255,582,608]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9AFFA2FB6E080EFAD3FDF4" box="[1272,1399,582,608]" italics="true" pageId="8" pageNumber="130">fabioheppi</emphasis>
</taxonomicName>
is also distinguished from
<taxonomicName id="62884D13FF9AFFA2FE6D0822FD71FD17" authorityName="Costa &amp; Katz" authorityYear="2022" box="[507,725,617,643]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="largoperculatus">
<emphasis id="97FCEA82FF9AFFA2FE6D0822FD71FD17" box="[507,725,617,643]" italics="true" pageId="8" pageNumber="130">T. largoperculatus</emphasis>
</taxonomicName>
and
<taxonomicName id="62884D13FF9AFFA2FC860822FC2BFD17" authorityName="Reis, Vieira &amp; de Pinna" authorityYear="2022" box="[784,911,617,643]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="tantalus">
<emphasis id="97FCEA82FF9AFFA2FC860822FC2BFD17" box="[784,911,617,643]" italics="true" pageId="8" pageNumber="130">T. tantalus</emphasis>
</taxonomicName>
by possessing eight pectoral-fin rays (vs nine) and a broad dark brown stripe along lateral mid-line (vs no dark brown stripe).
</paragraph>
</subSubSection>
<caption id="F1F76618FF95FFADFF2F0D86FB46F87C" ID-DOI="http://doi.org/10.5281/zenodo.14288605" ID-Zenodo-Dep="14288605" box="[185,1250,1998,2024]" httpUri="https://zenodo.org/record/14288605/files/figure.png" pageId="7" pageNumber="129" startId="7.[185,228,1998,2024]" targetBox="[192,1391,1177,1944]" targetPageId="7">
<paragraph id="A5373690FF95FFADFF2F0D86FB46F87C" blockId="7.[185,1250,1998,2024]" box="[185,1250,1998,2024]" pageId="7" pageNumber="129">
<emphasis id="97FCEA82FF95FFADFF2F0D86FEACF87C" bold="true" box="[185,264,1998,2024]" pageId="7" pageNumber="129">Fig. 3.</emphasis>
Geographical distribution of trichomycterine catfishes in the Rio Itabapoana Basin.
</paragraph>
</caption>
<caption id="F1F76618FF9AFFA2FF2B0DE1FC88F872" ID-DOI="http://doi.org/10.5281/zenodo.14288609" ID-Zenodo-Dep="14288609" httpUri="https://zenodo.org/record/14288609/files/figure.png" pageId="8" pageNumber="130" startId="8.[189,232,1961,1987]" targetBox="[189,1398,790,1923]" targetPageId="8">
<paragraph id="A5373690FF9AFFA2FF2B0DE1FC88F872" blockId="8.[189,1400,1961,2023]" pageId="8" pageNumber="130">
<emphasis id="97FCEA82FF9AFFA2FF2B0DE1FEA8F857" bold="true" box="[189,268,1961,1987]" pageId="8" pageNumber="130">Fig. 4.</emphasis>
<taxonomicName id="62884D13FF9AFFA2FE800DE1FCE4F857" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[278,832,1961,1987]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="130" phylum="Chordata" rank="species" species="fabioheppi" status="sp. nov." subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9AFFA2FE800DE1FE6AF857" box="[278,462,1961,1987]" italics="true" pageId="8" pageNumber="130">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF9AFFA2FE760DE1FD0BF857" box="[480,687,1961,1987]" italics="true" pageId="8" pageNumber="130">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9AFFA2FD570DE1FCE4F857" box="[705,832,1961,1987]" italics="true" pageId="8" pageNumber="130">fabioheppi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF9AFFA2FCDF0DE2FC03F850" box="[841,935,1962,1988]" pageId="8" pageNumber="130" rank="species">sp. nov.</taxonomicNameLabel>
, holotype (UFRJ 12931), 68.1 mm SL.
<emphasis id="97FCEA82FF9AFFA2FF280D84FF76F872" bold="true" box="[190,210,1996,2022]" pageId="8" pageNumber="130">A</emphasis>
. Left lateral view.
<emphasis id="97FCEA82FF9AFFA2FE260D85FE60F873" bold="true" box="[432,452,1997,2023]" pageId="8" pageNumber="130">B</emphasis>
. Dorsal view.
<emphasis id="97FCEA82FF9AFFA2FDFB0D84FD26F872" bold="true" box="[621,642,1996,2022]" pageId="8" pageNumber="130">C</emphasis>
. Ventral view.
</paragraph>
</caption>
<subSubSection id="ED92651BFF9BFFA3FF2B0B41FAD6FEE0" pageId="9" pageNumber="131" type="etymology">
<paragraph id="A5373690FF9BFFA3FF2B0B41FEE1FEB7" blockId="9.[189,325,265,291]" box="[189,325,265,291]" pageId="9" pageNumber="131">
<heading id="FE7F81FCFF9BFFA3FF2B0B41FEE1FEB7" bold="true" box="[189,325,265,291]" fontSize="11" level="3" pageId="9" pageNumber="131" reason="3">
<emphasis id="97FCEA82FF9BFFA3FF2B0B41FEE1FEB7" bold="true" box="[189,325,265,291]" pageId="9" pageNumber="131">Etymology</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF9BFFA3FF2B0B7FFAD6FEE0" blockId="9.[189,1399,311,373]" pageId="9" pageNumber="131">
The specific epithet
<taxonomicName id="62884D13FF9BFFA3FE210B7FFDE4FEC5" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[439,576,311,337]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="9" pageNumber="131" phylum="Chordata" rank="species" species="fabioheppi">
<emphasis id="97FCEA82FF9BFFA3FE570B7FFDE4FEC5" box="[449,576,311,337]" italics="true" pageId="9" pageNumber="131">fabioheppi</emphasis>
</taxonomicName>
honours the Brazilian herpetologist Fábio Hepp, researcher at the Institute of Biology, Federal University of
<collectingRegion id="674CF872FF9BFFA3FD240B12FCFBFEE0" box="[690,863,346,372]" country="Brazil" name="Rio de Janeiro" pageId="9" pageNumber="131">Rio de Janeiro</collectingRegion>
, who collected the
<typeStatus id="7A338832FF9BFFA3FBD60B13FBD7FEE1" box="[1088,1139,347,373]" pageId="9" pageNumber="131">type</typeStatus>
series of this species.
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF9BFFA3FF2B0BD4FE27FD6E" pageId="9" pageNumber="131" type="materials_examined">
<paragraph id="A5373690FF9BFFA3FF2B0BD4FEC9FE21" blockId="9.[189,365,411,438]" box="[189,365,411,438]" pageId="9" pageNumber="131">
<heading id="FE7F81FCFF9BFFA3FF2B0BD4FEC9FE21" bold="true" box="[189,365,411,438]" fontSize="11" level="3" pageId="9" pageNumber="131" reason="3">
<emphasis id="97FCEA82FF9BFFA3FF2B0BD4FEC9FE21" bold="true" box="[189,365,411,438]" pageId="9" pageNumber="131">Type material</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF9BFFA3FF7C0B82FCC5FDDA" blockId="9.[189,1399,458,590]" pageId="9" pageNumber="131">
<materialsCitation id="15E03CCDFF9BFFA3FF7C0B82FCC5FDDA" collectingDate="2010-09-06" collectionCode="R, V" collectorName="Serra das Torres &amp; F. Hepp &amp; Silva, C. L &amp; Sedano" country="Brazil" county="Mimoso do Sul Municipality" elevation="450" latitude="-21.035" location="Rio Itabapoana Basin" longLatPrecision="21" longitude="-41.25028" municipality="Rio Preto" pageId="9" pageNumber="131" specimenCount="1" stateProvince="Espirito Santo" typeStatus="holotype">
<emphasis id="97FCEA82FF9BFFA3FF7C0B82FEF9FE70" bold="true" box="[234,349,458,484]" pageId="9" pageNumber="131">
<typeStatus id="7A338832FF9BFFA3FF7C0B82FEF9FE70" box="[234,349,458,484]" pageId="9" pageNumber="131" type="holotype">Holotype</typeStatus>
</emphasis>
<collectingCountry id="DD9F7600FF9BFFA3FF2B0BA6FE83FD9C" box="[189,295,494,520]" name="Brazil" pageId="9" pageNumber="131">BRAZIL</collectingCountry>
<quantity id="62709B75FF9BFFA3FED30BA5FE14FD9C" box="[325,432,493,520]" metricMagnitude="-2" metricUnit="m" metricValue="6.81" pageId="9" pageNumber="131" unit="mm" value="68.1">68.1 mm</quantity>
SL;
<collectingRegion id="674CF872FF9BFFA3FE7B0BA5FD7AFD9C" box="[493,734,493,520]" country="Brazil" name="Espirito Santo" pageId="9" pageNumber="131">Espírito Santo State</collectingRegion>
,
<collectingCounty id="4C564E1CFF9BFFA3FD7D0BA5FBE3FD93" box="[747,1095,493,519]" pageId="9" pageNumber="131">Mimoso do Sul Municipality</collectingCounty>
,
<collectorName id="087D5346FF9BFFA3FBC30BA6FABFFD9C" box="[1109,1307,493,520]" pageId="9" pageNumber="131">Serra das Torres</collectorName>
, stream tributary to
<collectingMunicipality id="4553ACEAFF9BFFA3FEDF0859FE1FFDBF" box="[329,443,529,555]" pageId="9" pageNumber="131">Rio Preto</collectingMunicipality>
,
<location id="A057604BFF9BFFA3FE500859FD1BFDBF" LSID="urn:lsid:plazi:treatment:2D218786FF95FFA6FE5B0886FAD3FB54:A057604BFF9BFFA3FE500859FD1BFDBF" box="[454,703,529,555]" country="Brazil" county="Mimoso do Sul Municipality" latitude="-21.035" longLatPrecision="21" longitude="-41.25028" municipality="Rio Preto" name="Rio Itabapoana Basin" pageId="9" pageNumber="131" stateProvince="Espirito Santo">Rio Itabapoana Basin</location>
;
<geoCoordinate id="C0BC5057FF9BFFA3FD590859FCFAFDBF" box="[719,862,527,555]" degrees="21" direction="south" minutes="02" orientation="latitude" pageId="9" pageNumber="131" precision="15" seconds="06" value="-21.035">21°0206″ S</geoCoordinate>
,
<geoCoordinate id="C0BC5057FF9BFFA3FCFC0858FBA1FDBF" box="[874,1029,527,555]" degrees="41" direction="west" minutes="15" orientation="longitude" pageId="9" pageNumber="131" precision="15" seconds="01" value="-41.25028">41°1501″ W</geoCoordinate>
; ca
<elevation id="2EA5D1A3FF9BFFA3FBA40858FB1FFDBF" box="[1074,1211,528,555]" metricMagnitude="2" metricUnit="m" metricValue="4.5" pageId="9" pageNumber="131" unit="m" value="450.0">
<quantity id="62709B75FF9BFFA3FBA40858FBDFFDBF" box="[1074,1147,528,555]" metricMagnitude="2" metricUnit="m" metricValue="4.5" pageId="9" pageNumber="131" unit="m" value="450.0">450 m</quantity>
a.s.l.
</elevation>
;
<date id="D1361050FF9BFFA3FB5E0858FAF1FDBF" box="[1224,1365,528,555]" pageId="9" pageNumber="131" value="2010-09-06">
<collectingDate id="C172E9B8FF9BFFA3FB5E0858FAF1FDBF" box="[1224,1365,528,555]" pageId="9" pageNumber="131" value="2010-09-06">6 Sep. 2010</collectingDate>
</date>
;
<collectorName id="087D5346FF9BFFA3FAF70859FF5BFDDA" pageId="9" pageNumber="131">F. Hepp</collectorName>
, G.
<collectionCode id="C399AE55FF9BFFA3FEB1087CFE9AFDDA" box="[295,318,564,590]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="9" pageNumber="131">R</collectionCode>
.
<collectorName id="087D5346FF9BFFA3FEDF087CFE61FDDA" box="[329,453,564,590]" pageId="9" pageNumber="131">Silva, C.L</collectorName>
. Dias and
<collectionCode id="C399AE55FF9BFFA3FDA8087CFDF7FDDA" box="[574,595,564,590]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="9" pageNumber="131" type="Museum">V</collectionCode>
.
<collectorName id="087D5346FF9BFFA3FDC8087CFD1CFDDA" box="[606,696,564,590]" pageId="9" pageNumber="131">Sedano</collectorName>
; UFRJ 12931.
</materialsCitation>
</paragraph>
<paragraph id="A5373690FF9BFFA3FF7C083DFECDFD1B" blockId="9.[188,1399,629,762]" box="[234,361,629,655]" pageId="9" pageNumber="131">
<emphasis id="97FCEA82FF9BFFA3FF7C083DFECDFD1B" bold="true" box="[234,361,629,655]" pageId="9" pageNumber="131">
<typeStatus id="7A338832FF9BFFA3FF7C083DFECDFD1B" box="[234,361,629,655]" pageId="9" pageNumber="131" type="paratype">Paratypes</typeStatus>
</emphasis>
</paragraph>
<paragraph id="A5373690FF9BFFA3FF2B08D1FE27FD6E" blockId="9.[188,1399,629,762]" pageId="9" pageNumber="131">
<materialsCitation id="15E03CCDFF9BFFA3FF2B08D1FBB9FD27" box="[189,1053,664,691]" collectingDate="2010-09-06" collectionCode="R, V" collectorName="Serra das Torres &amp; F. Hepp &amp; Silva, C. L &amp; Sedano" country="Brazil" county="Mimoso do Sul Municipality" elevation="450" latitude="-21.035" location="Rio Itabapoana Basin" longLatPrecision="21" longitude="-41.25028" municipality="Rio Preto" pageId="9" pageNumber="131" specimenCount="8" stateProvince="Espirito Santo" typeStatus="paratype">
<collectingCountry id="DD9F7600FF9BFFA3FF2B08D1FE83FD27" box="[189,295,665,691]" name="Brazil" pageId="9" pageNumber="131">BRAZIL</collectingCountry>
<specimenCount id="B38EFD19FF9BFFA3FEA808D1FED3FD27" box="[318,375,665,691]" count="8" pageId="9" pageNumber="131" type="generic">8 ex.</specimenCount>
,
<quantity id="62709B75FF9BFFA3FE1508D1FD88FD27" box="[387,556,665,691]" metricMagnitude="-2" metricUnit="m" metricValue="3.8549999999999995" metricValueMax="4.970000000000001" metricValueMin="2.7399999999999998" pageId="9" pageNumber="131" unit="mm" value="38.55" valueMax="49.7" valueMin="27.4">27.449.7 mm</quantity>
SL; same data as for holotype; UFRJ 7939
</materialsCitation>
<materialsCitation id="15E03CCDFF9BFFA3FBA208D1FD72FD42" collectingDate="2010-09-06" collectionCode="R, V" collectorName="Serra das Torres &amp; F. Hepp &amp; Silva, C. L &amp; Sedano" country="Brazil" county="Mimoso do Sul Municipality" elevation="450" latitude="-21.035" location="Rio Itabapoana Basin" longLatPrecision="21" longitude="-41.25028" municipality="Rio Preto" pageId="9" pageNumber="131" specimenCount="3" stateProvince="Espirito Santo" typeStatus="paratype">
<specimenCount id="B38EFD19FF9BFFA3FBA208D1FBC8FD27" box="[1076,1132,665,691]" count="3" pageId="9" pageNumber="131" type="generic">3 ex.</specimenCount>
(C&amp;S),
<quantity id="62709B75FF9BFFA3FB5B08D0FAD3FD27" box="[1229,1399,664,691]" metricMagnitude="-2" metricUnit="m" metricValue="4.445" metricValueMax="5.37" metricValueMin="3.52" pageId="9" pageNumber="131" unit="mm" value="44.45" valueMax="53.7" valueMin="35.2">35.253.7 mm</quantity>
SL; same data as for holotype; UFRJ 12933
</materialsCitation>
<materialsCitation id="15E03CCDFF9BFFA3FD6108F4FEDBFD6E" collectingDate="2010-09-06" collectionCode="R, V" collectorName="Serra das Torres &amp; F. Hepp &amp; Silva, C. L &amp; Sedano" country="Brazil" county="Mimoso do Sul Municipality" elevation="450" latitude="-21.035" location="Rio Itabapoana Basin" longLatPrecision="21" longitude="-41.25028" municipality="Rio Preto" pageId="9" pageNumber="131" specimenCount="4" stateProvince="Espirito Santo" typeStatus="paratype">
<specimenCount id="B38EFD19FF9BFFA3FD6108F4FC91FD42" box="[759,821,700,726]" count="4" pageId="9" pageNumber="131" type="generic">4 ex.</specimenCount>
,
<quantity id="62709B75FF9BFFA3FCD308F3FC57FD42" box="[837,1011,699,726]" metricMagnitude="-2" metricUnit="m" metricValue="3.72" metricValueMax="4.79" metricValueMin="2.65" pageId="9" pageNumber="131" unit="mm" value="37.2" valueMax="47.9" valueMin="26.5">26.547.9 mm</quantity>
SL; same data as for holotype; CICCAA 07750
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF9BFFA1FF2B0968FD7DF8F0" lastPageId="11" lastPageNumber="133" pageId="9" pageNumber="131" type="description">
<paragraph id="A5373690FF9BFFA3FF2B0968FEEBFCAE" blockId="9.[189,335,800,826]" box="[189,335,800,826]" pageId="9" pageNumber="131">
<heading id="FE7F81FCFF9BFFA3FF2B0968FEEBFCAE" bold="true" box="[189,335,800,826]" fontSize="11" level="3" pageId="9" pageNumber="131" reason="3">
<emphasis id="97FCEA82FF9BFFA3FF2B0968FEEBFCAE" bold="true" box="[189,335,800,826]" pageId="9" pageNumber="131">Description</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF9BFFA3FF2B0907FC3AFB17" blockId="9.[186,1399,847,1155]" pageId="9" pageNumber="131">
<smallCapsWord id="A3D1A04CFF9BFFA3FF2B0907FE80FCF3" baselines="866,866" box="[189,292,847,873]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="General" pageId="9" pageNumber="131">GENERAL</smallCapsWord>
<smallCapsWord id="A3D1A04CFF9BFFA3FEB9091CFE65FCF3" baselines="866" box="[303,449,852,871]" lowerCaseFontSize="8" mainFontSize="11" normCase="lower" normString="morphology" pageId="9" pageNumber="131">MORPHOLOGY</smallCapsWord>
. Morphometric data are in
<tableCitation id="E80A032BFF9BFFA3FC870907FCCAFCFD" box="[785,878,847,873]" captionStart="Table 2" captionStartId="11.[189,259,265,291]" captionText="Table 2. Morphometric data of Trichomycterus (Psammocambeva) fabioheppi sp. nov." pageId="9" pageNumber="131">Table 2</tableCitation>
. General morphology of trunk and head as described for
<taxonomicName id="62884D13FF9BFFA3FEF0093BFD52FC18" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[358,758,882,908]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="9" pageNumber="131" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF9BFFA3FEF0093BFED8FC18" box="[358,380,883,908]" italics="true" pageId="9" pageNumber="131">T.</emphasis>
(
<emphasis id="97FCEA82FF9BFFA3FE07093AFDE8FC18" box="[401,588,882,908]" italics="true" pageId="9" pageNumber="131">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF9BFFA3FDF4093AFD52FC18" box="[610,758,882,908]" italics="true" pageId="9" pageNumber="131">berthalutzae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF9BFFA3FC94093BFCC4FC19" box="[770,864,883,909]" pageId="9" pageNumber="131" rank="species">sp. nov.</taxonomicNameLabel>
Anus and urogenital papilla at vertical just anterior to middle dorsal-fin base. Eye moderately large, slightly smaller than exposed area of opercular patch of odontodes, dorsally positioned in head. Posterior nostril located at about ⅓ of distance between anterior nostril than orbital rim. Tip of maxillary and rictal barbels reaching between anterior and posterior regions of interopercular patch of odontodes, tip of nasal barbel reaching about midway between orbit and opercle or slightly before. Mouth subterminal. Jaw teeth pointed, slightly curved, arranged in irregular rows. Premaxillary teeth 4183, dentary teeth 5885. Odontodes conical. Opercular odontodes 1719; interopercular odontodes 3640. Branchiostegal rays 8.
</paragraph>
<paragraph id="A5373690FF9BFFA3FF2B0EE2FB4CF9B0" blockId="9.[189,1399,1194,1572]" pageId="9" pageNumber="131">
<smallCapsWord id="A3D1A04CFF9BFFA3FF2B0EE2FF4AFB56" baselines="1213,1213" box="[189,238,1194,1220]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Fins" pageId="9" pageNumber="131">FINS</smallCapsWord>
. Dorsal and anal fins subtriangular, anterior and posterior margins slightly convex; longest ray shorter than fin base. Total dorsal-fin rays 12 (iii + II + 7), total anal-fin rays 10 (iii + II + 5); anal-fin origin at vertical just anterior to dorsal-fin base end, through base of 5
<superScript id="52FD9BD8FF9BFFA3FC610EB8FBA0FB6A" attach="left" box="[1015,1028,1264,1278]" fontSize="6" pageId="9" pageNumber="131">th</superScript>
branched ray. Dorsal-fin origin at vertical through centrum of 18
<superScript id="52FD9BD8FF9BFFA3FDA80F5BFDEFFAB5" attach="left" box="[574,587,1299,1313]" fontSize="6" pageId="9" pageNumber="131">th</superScript>
or 19
<superScript id="52FD9BD8FF9BFFA3FD180F5BFD3FFAB5" attach="left" box="[654,667,1299,1313]" fontSize="6" pageId="9" pageNumber="131">th</superScript>
vertebra; anal-fin origin at vertical between centrum of 22
<superScript id="52FD9BD8FF9BFFA3FAD00F5BFAF3FAB5" attach="left" box="[1350,1367,1299,1313]" fontSize="6" pageId="9" pageNumber="131">nd</superScript>
or 23
<superScript id="52FD9BD8FF9BFFA3FF4C0F7EFF4CFAD0" attach="left" box="[218,232,1334,1348]" fontSize="6" pageId="9" pageNumber="131">rd</superScript>
vertebra. Pectoral fin subtriangular in dorsal view, posterior margin slightly convex, first pectoral-fin ray terminating in filament, its length about 2025% of pectoral-fin length without filament. Total pectoral-fin rays 8 (I + 7). Pelvic fin subtruncate, its posterior extremity not reaching urogenital papilla, at vertical through middle of dorsal-fin base. Pelvic-fin bases medially separated by interspace about ⅓ or less pelvic-fin base width. Total pelvic-fin rays 5 (I + 4). Caudal fin rounded, dorso-ventrally asymmetrical, dorsal portion longer than ventral one. Total principal caudal-fin rays 13 (I + 11 + I), total dorsal procurrent rays 1720 (xvixix + I), total ventral procurrent rays 1316 (xiixv + I).
</paragraph>
<paragraph id="A5373690FF9BFFA3FF2B0C04FB37F9F2" blockId="9.[189,1171,1611,1638]" box="[189,1171,1611,1638]" pageId="9" pageNumber="131">
<smallCapsWord id="A3D1A04CFF9BFFA3FF2B0C04FEDDF9F0" baselines="1631,1631,1631,1631" box="[189,377,1612,1638]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Latero-sensory" pageId="9" pageNumber="131">LATERO-SENSORY</smallCapsWord>
<smallCapsWord id="A3D1A04CFF9BFFA3FE170C19FE77F9F0" baselines="1631" box="[385,467,1617,1636]" lowerCaseFontSize="8" mainFontSize="11" normCase="lower" normString="system" pageId="9" pageNumber="131">SYSTEM</smallCapsWord>
. As described for
<taxonomicName id="62884D13FF9BFFA3FD3F0C04FB95F9F1" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[681,1073,1611,1637]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="9" pageNumber="131" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF9BFFA3FD3F0C04FD1BF9F1" box="[681,703,1612,1637]" italics="true" pageId="9" pageNumber="131">T.</emphasis>
(
<emphasis id="97FCEA82FF9BFFA3FD460C03FC2FF9F1" box="[720,907,1611,1637]" italics="true" pageId="9" pageNumber="131">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF9BFFA3FC0B0C03FB95F9F1" box="[925,1073,1611,1637]" italics="true" pageId="9" pageNumber="131">berthalutzae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF9BFFA3FBAF0C04FB37F9F2" box="[1081,1171,1612,1638]" pageId="9" pageNumber="131" rank="species">sp. nov.</taxonomicNameLabel>
</paragraph>
<paragraph id="A5373690FF9BFFA1FF2B0CC5FDE4F9DB" blockId="9.[186,1400,1677,2020]" lastBlockId="11.[187,1401,1307,1615]" lastPageId="11" lastPageNumber="133" pageId="9" pageNumber="131">
<smallCapsWord id="A3D1A04CFF9BFFA3FF2B0CC5FE9BF931" baselines="1696,1696" box="[189,319,1677,1703]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Osteology" pageId="9" pageNumber="131">OSTEOLOGY</smallCapsWord>
(
<figureCitation id="3DB32A15FF9BFFA3FED80CC5FE6EF933" box="[334,458,1677,1703]" captionStart="Fig" captionStartId="5.[189,232,1857,1883]" captionTargetBox="[189,1388,1026,1810]" captionTargetId="figure-316@5.[189,1398,1026,1820]" captionTargetPageId="5" captionText="Fig. 2. Osteological structures. AC. Trichomycterus (Cryptocambeva) berthalutzae sp. nov. (UFRJ 13252).DF. Trichomycterus (Psammocambeva) fabioheppisp. nov.(UFRJ 12933).A, D. Mesethmoidal region and adjacent structures, left and middle portions, dorsal view. B, E. Left jaw suspensorium and opercular series, lateral view. C, F. Parurohyal, ventral view. Larger stippling represents cartilaginous areas." figureDoi="http://doi.org/10.5281/zenodo.14288603" httpUri="https://zenodo.org/record/14288603/files/figure.png" pageId="9" pageNumber="131">Fig. 2DF</figureCitation>
).Anterior margin of mesethmoid gently concave, mesethmoid cornu subtriangular in dorsal view, tip rounded. Lacrimal oval, its largest length about ⅓ of sesamoid supraorbital length. Sesamoid supraorbital narrow, rod-like, longer than premaxilla largest length. Premaxilla sub-rectangular in dorsal view. Maxilla boomerang-shaped, slender, about so long as premaxilla, with minute posterior process. Autopalatine sub-rectangular in dorsal view when excluding posterolateral process, its shortest width about half autopalatine length, lateral margin about straight, medial margin sinuous. Latero-posterior process of autopalatine subtriangular, its length about ⅔ of autopalatine length. Metapterygoid subtrapezoidal, deeper than long, with distinctive projection on anterior margin. Quadrate robust, dorsoposterior outgrowth in close proximity to hyomandibular outgrowth. Hyomandibula long, anterior outgrow shallow, with pronounced concavity on dorsal margin. Opercle moderately elongate, depth of opercular odontode patch about
<superScript id="52FD9BD8FF99FFA1FD390F53FD12FABD" attach="right" box="[687,694,1307,1321]" fontSize="6" pageId="11" pageNumber="133">3</superScript>
/
<subScript id="390C34D5FF99FFA1FD280F6CFD63FAA6" attach="left" box="[702,711,1316,1330]" fontSize="6" pageId="11" pageNumber="133">5</subScript>
of dorsal articular facet of hyomandibula, dorsal process of opercle short and blunt. Interopercle long, its longitudinal length nearly equal to hyomandibula longitudinal length. Preopercle compact, with pronounced ventral expansion. Parurohyal robust, lateral process relatively elongate, pointed, slightly curved. Parurohyal head well-developed, with prominent anterolateral paired process. Middle parurohyal foramen oval, its largest length smaller than parurohyal posterior process. Posterior parurohyal process short, about half distance between anterior margin of parurohyal and anterior insertion of posterior process. Vertebrae 35 or 36. Ribs 1214. Two dorsal hypural plates, corresponding to hypurals 4 + 5 and 3, respectively; single ventral hypural plate corresponding to hypurals 1 and 2 and parhypural.
</paragraph>
<caption id="F1F76618FF98FFA0FF2B0D56FD1DF87C" ID-DOI="http://doi.org/10.5281/zenodo.14288611" ID-Zenodo-Dep="14288611" httpUri="https://zenodo.org/record/14288611/files/figure.png" pageId="10" pageNumber="132" startId="10.[189,232,1822,1848]" targetBox="[189,1398,340,1782]" targetPageId="10">
<paragraph id="A5373690FF98FFA0FF2B0D56FD1DF87C" blockId="10.[186,1399,1822,2025]" pageId="10" pageNumber="132">
<emphasis id="97FCEA82FF98FFA0FF2B0D56FEB1F8AC" bold="true" box="[189,277,1822,1848]" pageId="10" pageNumber="132">Fig. 5.</emphasis>
Caudal fin morphology in species of
<taxonomicName id="62884D13FF98FFA0FC830D56FB2AF8AC" authority="Costa, 2021" authorityName="Costa" authorityYear="2021" box="[789,1166,1822,1848]" pageId="10" pageNumber="129" rank="subGenus" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF98FFA0FC830D56FC40F8AC" box="[789,996,1822,1848]" italics="true" pageId="10" pageNumber="132">Psammocambeva</emphasis>
<bibRefCitation id="C1194B61FF98FFA0FC600D56FB2AF8AC" author="Costa W. J. E. M." box="[1014,1166,1822,1848]" pageId="10" pageNumber="132" pagination="160 - 191" refId="ref7273" refString="Costa W. J. E. M. 2021. Comparative osteology, phylogeny and classification of the eastern South American catfish genus Trichomycterus (Siluriformes: Trichomycteridae). Taxonomy 1: 160 - 191. https: // doi. org / 10.3390 / taxonomy 1020013" type="journal article" year="2021">Costa, 2021</bibRefCitation>
</taxonomicName>
, left lateral view.
<emphasis id="97FCEA82FF98FFA0FF2B0D09FF76F8CF" bold="true" box="[189,210,1857,1883]" pageId="10" pageNumber="132">A</emphasis>
.
<taxonomicName id="62884D13FF98FFA0FF710D09FCBFF8CF" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[231,795,1857,1884]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="10" pageNumber="132" phylum="Chordata" rank="species" species="fabioheppi" status="sp. nov." subGenus="Psammocambeva">
<emphasis id="97FCEA82FF98FFA0FF710D09FE3BF8CF" box="[231,415,1857,1883]" italics="true" pageId="10" pageNumber="132">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF98FFA0FE200D09FD21F8CF" box="[438,645,1857,1883]" italics="true" pageId="10" pageNumber="132">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF98FFA0FD0A0D09FCBFF8CF" box="[668,795,1857,1883]" italics="true" pageId="10" pageNumber="132">fabioheppi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF98FFA0FCBE0D0AFC2FF8C8" box="[808,907,1858,1884]" pageId="10" pageNumber="132" rank="species">sp. nov.</taxonomicNameLabel>
, holotype (UFRJ 12931), 68.1 mm SL.
<emphasis id="97FCEA82FF98FFA0FF2B0D2DFF75F8EB" bold="true" box="[189,209,1893,1919]" pageId="10" pageNumber="132">B</emphasis>
.
<taxonomicName id="62884D13FF98FFA0FF490D2DFD7EF8EB" authority="Costa, 1992" authorityName="Costa" authorityYear="1992" box="[223,730,1893,1919]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="10" pageNumber="132" phylum="Chordata" rank="species" species="longibarbatus">
<emphasis id="97FCEA82FF98FFA0FF490D2DFDE1F8EB" box="[223,581,1893,1919]" italics="true" pageId="10" pageNumber="132">Trichomycterus longibarbatus</emphasis>
<bibRefCitation id="C1194B61FF98FFA0FDDA0D2DFD7EF8EB" author="Costa W. J. E. M." box="[588,730,1893,1919]" pageId="10" pageNumber="132" pagination="101 - 110" refId="ref7181" refString="Costa W. J. E. M. 1992. Description de huit nouvelles especes du genre Trichomycterus (Siluriformes: Trichomycteridae), du Bresil oriental. Revue francaise d'Aquariologie et Herpetologie 18: 101 - 110." type="journal article" year="1992">Costa, 1992</bibRefCitation>
</taxonomicName>
, topotype (UFRJ 3368), 52.9 mm SL.
<emphasis id="97FCEA82FF98FFA0FB0C0D2CFB0BF8EA" bold="true" box="[1178,1199,1892,1918]" pageId="10" pageNumber="132">C</emphasis>
.
<taxonomicName id="62884D13FF98FFA0FB280D2DFDF0F836" authority="(Miranda Ribeiro, 1949)" baseAuthorityName="Miranda Ribeiro" baseAuthorityYear="1949" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="10" pageNumber="132" phylum="Chordata" rank="species" species="travassosi">
<emphasis id="97FCEA82FF98FFA0FB280D2DFE91F836" italics="true" pageId="10" pageNumber="132">Trichomycterus travassosi</emphasis>
(Miranda Ribeiro, 1949)
</taxonomicName>
(UFRJ 5190), 57.2 mm SL.
<emphasis id="97FCEA82FF98FFA0FC040DC0FC03F836" bold="true" box="[914,935,1928,1954]" pageId="10" pageNumber="132">D</emphasis>
.
<taxonomicName id="62884D13FF98FFA0FC200DC0FEEDF851" authority="Barbosa &amp; Costa, 2012" authorityName="Barbosa &amp; Costa" authorityYear="2012" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="10" pageNumber="132" phylum="Chordata" rank="species" species="puriventris">
<emphasis id="97FCEA82FF98FFA0FC200DC0FB52F836" box="[950,1270,1928,1954]" italics="true" pageId="10" pageNumber="132">Trichomycterus puriventris</emphasis>
Barbosa &amp; Costa, 2012
</taxonomicName>
(UFRJ 5398), paratype, 76.9 mm SL.
<emphasis id="97FCEA82FF98FFA0FCB70DE3FC96F851" bold="true" box="[801,818,1963,1989]" pageId="10" pageNumber="132">E</emphasis>
.
<taxonomicName id="62884D13FF98FFA0FCD20DE3FF59F87C" authority="Costa &amp; Katz, 2022" authorityName="Costa &amp; Katz" authorityYear="2022" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="10" pageNumber="132" phylum="Chordata" rank="species" species="largoperculatus">
<emphasis id="97FCEA82FF98FFA0FCD20DE3FB65F851" box="[836,1217,1963,1989]" italics="true" pageId="10" pageNumber="132">Trichomycterus largoperculatus</emphasis>
<bibRefCitation id="C1194B61FF98FFA0FB5D0DE3FF59F87C" author="Costa W. J. E. M. &amp; Katz A. M." pageId="10" pageNumber="132" pagination="13 - 21" refId="ref7322" refString="Costa W. J. E. M. &amp; Katz A. M. 2022. A new catfish of the genus Trichomycterus from the Rio Paraiba do Sul Basin, south-eastern Brazil, a supposedly migrating species (Siluriformes, Trichomycteridae). Zoosystematics and Evolution 98: 13 - 21. https: // doi. org / 10.3897 / zse. 98.72392" type="journal article" year="2022">Costa &amp; Katz, 2022</bibRefCitation>
</taxonomicName>
, holotype (UFRJ 6987), 77.8 mm SL.
</paragraph>
</caption>
<caption id="F1F76618FF99FFA1FF2B0B41FB18FEB0" box="[189,1212,265,292]" pageId="11" pageNumber="133" startId="11.[189,259,265,291]">
<paragraph id="A5373690FF99FFA1FF2B0B41FB18FEB0" blockId="11.[189,1212,265,292]" box="[189,1212,265,292]" pageId="11" pageNumber="133">
<emphasis id="97FCEA82FF99FFA1FF2B0B41FE84FEB7" bold="true" box="[189,288,265,291]" pageId="11" pageNumber="133">Table 2.</emphasis>
Morphometric data of
<taxonomicName id="62884D13FF99FFA1FDA70B41FBFEFEB7" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[561,1114,265,291]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="11" pageNumber="133" phylum="Chordata" rank="species" species="fabioheppi" status="sp. nov." subGenus="Psammocambeva">
<emphasis id="97FCEA82FF99FFA1FDA70B41FD4DFEB7" box="[561,745,265,291]" italics="true" pageId="11" pageNumber="133">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF99FFA1FD6C0B41FC6DFEB7" box="[762,969,265,291]" italics="true" pageId="11" pageNumber="133">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF99FFA1FC4D0B41FBFEFEB7" box="[987,1114,265,291]" italics="true" pageId="11" pageNumber="133">fabioheppi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF99FFA1FBF70B42FB18FEB0" box="[1121,1212,266,292]" pageId="11" pageNumber="133" rank="species">sp. nov.</taxonomicNameLabel>
</paragraph>
</caption>
<paragraph id="A5373690FF99FFA1FD2B0B07FBB5FB76" pageId="11" pageNumber="133">
<table id="D788C430FF990055FF5E0B06FBE5FB76" box="[200,1089,334,1250]" gridcols="3" gridrows="22" pageId="11" pageNumber="133">
<tr id="1BB834D2FF990055FF5E0B06FBE5FEFD" box="[200,1089,334,361]" gridrow="0" pageId="11" pageNumber="133" rowspan-0="1">
<th id="58695DAEFF990055FD2B0B06FC8BFEFD" box="[701,815,334,361]" gridcol="1" gridrow="0" pageId="11" pageNumber="133">
<emphasis id="97FCEA82FF99FFA1FD2B0B07FC8BFEFD" bold="true" box="[701,815,335,361]" pageId="11" pageNumber="133">Holotype</emphasis>
</th>
<th id="58695DAEFF990055FCFB0B06FBE5FEFD" box="[877,1089,334,361]" gridcol="2" gridrow="0" pageId="11" pageNumber="133">
<emphasis id="97FCEA82FF99FFA1FCFB0B07FC4EFEFD" bold="true" box="[877,1002,335,361]" pageId="11" pageNumber="133">Paratypes</emphasis>
(n = 6)
</th>
</tr>
<tr id="1BB834D2FF990055FF5E0B30FBE5FE07" box="[200,1089,376,403]" gridrow="1" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0B30FE74FE07" box="[200,464,376,403]" gridcol="0" gridrow="1" pageId="11" pageNumber="133">standard length (SL)</th>
<td id="58695DAEFF990055FD2B0B30FC8BFE07" box="[701,815,376,403]" gridcol="1" gridrow="1" pageId="11" pageNumber="133">68.1</td>
<td id="58695DAEFF990055FCFB0B30FBE5FE07" box="[877,1089,376,403]" gridcol="2" gridrow="1" pageId="11" pageNumber="133">42.353.7</td>
</tr>
<tr id="1BB834D2FF990055FF5E0BEEFBE5FE54" box="[200,1089,422,448]" gridrow="2" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0BEEFBE5FE54" box="[200,1089,422,448]" colspan="3" colspanRight="2" gridcol="0" gridrow="2" pageId="11" pageNumber="133">
<emphasis id="97FCEA82FF99FFA1FF5E0BEEFD99FE54" bold="true" box="[200,573,422,448]" pageId="11" pageNumber="133">percentage of standard length</emphasis>
</th>
</tr>
<tr id="1BB834D2FF990055FF5E0B98FBE5FE7F" box="[200,1089,464,491]" gridrow="3" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0B98FE74FE7F" box="[200,464,464,491]" gridcol="0" gridrow="3" pageId="11" pageNumber="133">body depth</th>
<td id="58695DAEFF990055FD2B0B98FC8BFE7F" box="[701,815,464,491]" gridcol="1" gridrow="3" pageId="11" pageNumber="133">15.5</td>
<td id="58695DAEFF990055FCFB0B98FBE5FE7F" box="[877,1089,464,491]" gridcol="2" gridrow="3" pageId="11" pageNumber="133">16.820.4</td>
</tr>
<tr id="1BB834D2FF990055FF5E0BB1FBE5FD80" box="[200,1089,505,532]" gridrow="4" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0BB1FE74FD80" box="[200,464,505,532]" gridcol="0" gridrow="4" pageId="11" pageNumber="133">caudal peduncle depth</th>
<td id="58695DAEFF990055FD2B0BB1FC8BFD80" box="[701,815,505,532]" gridcol="1" gridrow="4" pageId="11" pageNumber="133">13.0</td>
<td id="58695DAEFF990055FCFB0BB1FBE5FD80" box="[877,1089,505,532]" gridcol="2" gridrow="4" pageId="11" pageNumber="133">11.613.9</td>
</tr>
<tr id="1BB834D2FF990055FF5E086BFBE5FDA9" box="[200,1089,547,573]" gridrow="5" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E086BFE74FDA9" box="[200,464,547,573]" gridcol="0" gridrow="5" pageId="11" pageNumber="133">body width</th>
<td id="58695DAEFF990055FD2B086BFC8BFDA9" box="[701,815,547,573]" gridcol="1" gridrow="5" pageId="11" pageNumber="133">13.4</td>
<td id="58695DAEFF990055FCFB086BFBE5FDA9" box="[877,1089,547,573]" gridcol="2" gridrow="5" pageId="11" pageNumber="133">10.614.1</td>
</tr>
<tr id="1BB834D2FF990055FF5E0805FBE5FDFC" box="[200,1089,589,616]" gridrow="6" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0805FE74FDFC" box="[200,464,589,616]" gridcol="0" gridrow="6" pageId="11" pageNumber="133">caudal peduncle width</th>
<td id="58695DAEFF990055FD2B0805FC8BFDFC" box="[701,815,589,616]" gridcol="1" gridrow="6" pageId="11" pageNumber="133">4.7</td>
<td id="58695DAEFF990055FCFB0805FBE5FDFC" box="[877,1089,589,616]" gridcol="2" gridrow="6" pageId="11" pageNumber="133">3.54.6</td>
</tr>
<tr id="1BB834D2FF990055FF5E083EFBE5FD05" box="[200,1089,630,657]" gridrow="7" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E083EFE74FD05" box="[200,464,630,657]" gridcol="0" gridrow="7" pageId="11" pageNumber="133">pre-dorsal length</th>
<td id="58695DAEFF990055FD2B083EFC8BFD05" box="[701,815,630,657]" gridcol="1" gridrow="7" pageId="11" pageNumber="133">63.4</td>
<td id="58695DAEFF990055FCFB083EFBE5FD05" box="[877,1089,630,657]" gridcol="2" gridrow="7" pageId="11" pageNumber="133">63.567.7</td>
</tr>
<tr id="1BB834D2FF990055FF5E08E8FBE5FD2F" box="[200,1089,672,699]" gridrow="8" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E08E8FE74FD2F" box="[200,464,672,699]" gridcol="0" gridrow="8" pageId="11" pageNumber="133">pre-pelvic length</th>
<td id="58695DAEFF990055FD2B08E8FC8BFD2F" box="[701,815,672,699]" gridcol="1" gridrow="8" pageId="11" pageNumber="133">61.9</td>
<td id="58695DAEFF990055FCFB08E8FBE5FD2F" box="[877,1089,672,699]" gridcol="2" gridrow="8" pageId="11" pageNumber="133">61.665.6</td>
</tr>
<tr id="1BB834D2FF990055FF5E0882FBE5FD70" box="[200,1089,714,740]" gridrow="9" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0882FE74FD70" box="[200,464,714,740]" gridcol="0" gridrow="9" pageId="11" pageNumber="133">dorsal-fin base length</th>
<td id="58695DAEFF990055FD2B0882FC8BFD70" box="[701,815,714,740]" gridcol="1" gridrow="9" pageId="11" pageNumber="133">11.3</td>
<td id="58695DAEFF990055FCFB0882FBE5FD70" box="[877,1089,714,740]" gridcol="2" gridrow="9" pageId="11" pageNumber="133">11.713.3</td>
</tr>
<tr id="1BB834D2FF990055FF5E08BBFBE5FC9A" box="[200,1089,755,782]" gridrow="10" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E08BBFE74FC9A" box="[200,464,755,782]" gridcol="0" gridrow="10" pageId="11" pageNumber="133">anal-fin base length</th>
<td id="58695DAEFF990055FD2B08BBFC8BFC9A" box="[701,815,755,782]" gridcol="1" gridrow="10" pageId="11" pageNumber="133">9.4</td>
<td id="58695DAEFF990055FCFB08BBFBE5FC9A" box="[877,1089,755,782]" gridcol="2" gridrow="10" pageId="11" pageNumber="133">9.511.4</td>
</tr>
<tr id="1BB834D2FF990055FF5E0955FBE5FCA3" box="[200,1089,797,823]" gridrow="11" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0955FE74FCA3" box="[200,464,797,823]" gridcol="0" gridrow="11" pageId="11" pageNumber="133">caudal-fin length</th>
<td id="58695DAEFF990055FD2B0955FC8BFCA3" box="[701,815,797,823]" gridcol="1" gridrow="11" pageId="11" pageNumber="133">13.3</td>
<td id="58695DAEFF990055FCFB0955FBE5FCA3" box="[877,1089,797,823]" gridcol="2" gridrow="11" pageId="11" pageNumber="133">13.916.4</td>
</tr>
<tr id="1BB834D2FF990055FF5E090FFBE5FCF6" box="[200,1089,839,866]" gridrow="12" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E090FFE74FCF6" box="[200,464,839,866]" gridcol="0" gridrow="12" pageId="11" pageNumber="133">pectoral-fin length</th>
<td id="58695DAEFF990055FD2B090FFC8BFCF6" box="[701,815,839,866]" gridcol="1" gridrow="12" pageId="11" pageNumber="133">12.8</td>
<td id="58695DAEFF990055FCFB090FFBE5FCF6" box="[877,1089,839,866]" gridcol="2" gridrow="12" pageId="11" pageNumber="133">11.513.3</td>
</tr>
<tr id="1BB834D2FF990055FF5E0939FBE5FC1F" box="[200,1089,881,907]" gridrow="13" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0939FE74FC1F" box="[200,464,881,907]" gridcol="0" gridrow="13" pageId="11" pageNumber="133">pelvic-fin length</th>
<td id="58695DAEFF990055FD2B0939FC8BFC1F" box="[701,815,881,907]" gridcol="1" gridrow="13" pageId="11" pageNumber="133">9.6</td>
<td id="58695DAEFF990055FCFB0939FBE5FC1F" box="[877,1089,881,907]" gridcol="2" gridrow="13" pageId="11" pageNumber="133">9.010.7</td>
</tr>
<tr id="1BB834D2FF990055FF5E09D7FBE5FC2E" box="[200,1089,927,954]" gridrow="14" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E09D7FE74FC2E" box="[200,464,927,954]" gridcol="0" gridrow="14" pageId="11" pageNumber="133">head length</th>
<td id="58695DAEFF990055FD2B09D7FC8BFC2E" box="[701,815,927,954]" gridcol="1" gridrow="14" pageId="11" pageNumber="133">22.1</td>
<td id="58695DAEFF990055FCFB09D7FBE5FC2E" box="[877,1089,927,954]" gridcol="2" gridrow="14" pageId="11" pageNumber="133">21.724.5</td>
</tr>
<tr id="1BB834D2FF990055FF5E0985FBE5FC73" box="[200,1089,973,999]" gridrow="15" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0985FBE5FC73" box="[200,1089,973,999]" colspan="3" colspanRight="2" gridcol="0" gridrow="15" pageId="11" pageNumber="133">
<emphasis id="97FCEA82FF99FFA1FF5E0985FDADFC73" bold="true" box="[200,521,973,999]" pageId="11" pageNumber="133">percentage of head length</emphasis>
</th>
</tr>
<tr id="1BB834D2FF990055FF5E09BEFBE5FB85" box="[200,1089,1014,1041]" gridrow="16" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E09BEFE74FB85" box="[200,464,1014,1041]" gridcol="0" gridrow="16" pageId="11" pageNumber="133">head depth</th>
<td id="58695DAEFF990055FD2B09BEFC8BFB85" box="[701,815,1014,1041]" gridcol="1" gridrow="16" pageId="11" pageNumber="133">45.2</td>
<td id="58695DAEFF990055FCFB09BEFBE5FB85" box="[877,1089,1014,1041]" gridcol="2" gridrow="16" pageId="11" pageNumber="133">47.855.2</td>
</tr>
<tr id="1BB834D2FF990055FF5E0E68FBE5FBAF" box="[200,1089,1056,1083]" gridrow="17" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0E68FE74FBAF" box="[200,464,1056,1083]" gridcol="0" gridrow="17" pageId="11" pageNumber="133">head width</th>
<td id="58695DAEFF990055FD2B0E68FC8BFBAF" box="[701,815,1056,1083]" gridcol="1" gridrow="17" pageId="11" pageNumber="133">84.4</td>
<td id="58695DAEFF990055FCFB0E68FBE5FBAF" box="[877,1089,1056,1083]" gridcol="2" gridrow="17" pageId="11" pageNumber="133">86.793.5</td>
</tr>
<tr id="1BB834D2FF990055FF5E0E02FBE5FBF0" box="[200,1089,1098,1124]" gridrow="18" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0E02FE74FBF0" box="[200,464,1098,1124]" gridcol="0" gridrow="18" pageId="11" pageNumber="133">snout length</th>
<td id="58695DAEFF990055FD2B0E02FC8BFBF0" box="[701,815,1098,1124]" gridcol="1" gridrow="18" pageId="11" pageNumber="133">44.3</td>
<td id="58695DAEFF990055FCFB0E02FBE5FBF0" box="[877,1089,1098,1124]" gridcol="2" gridrow="18" pageId="11" pageNumber="133">39.142.7</td>
</tr>
<tr id="1BB834D2FF990055FF5E0E3BFBE5FB1A" box="[200,1089,1139,1166]" gridrow="19" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0E3BFE74FB1A" box="[200,464,1139,1166]" gridcol="0" gridrow="19" pageId="11" pageNumber="133">interorbital width</th>
<td id="58695DAEFF990055FD2B0E3BFC8BFB1A" box="[701,815,1139,1166]" gridcol="1" gridrow="19" pageId="11" pageNumber="133">25.3</td>
<td id="58695DAEFF990055FCFB0E3BFBE5FB1A" box="[877,1089,1139,1166]" gridcol="2" gridrow="19" pageId="11" pageNumber="133">25.631.6</td>
</tr>
<tr id="1BB834D2FF990055FF5E0ED5FBE5FB23" box="[200,1089,1181,1207]" gridrow="20" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0ED5FE74FB23" box="[200,464,1181,1207]" gridcol="0" gridrow="20" pageId="11" pageNumber="133">preorbital length</th>
<td id="58695DAEFF990055FD2B0ED5FC8BFB23" box="[701,815,1181,1207]" gridcol="1" gridrow="20" pageId="11" pageNumber="133">13.7</td>
<td id="58695DAEFF990055FCFB0ED5FBE5FB23" box="[877,1089,1181,1207]" gridcol="2" gridrow="20" pageId="11" pageNumber="133">10.113.8</td>
</tr>
<tr id="1BB834D2FF990055FF5E0E8FFBE5FB76" box="[200,1089,1223,1250]" gridrow="21" pageId="11" pageNumber="133">
<th id="58695DAEFF990055FF5E0E8FFE74FB76" box="[200,464,1223,1250]" gridcol="0" gridrow="21" pageId="11" pageNumber="133">eye diameter</th>
<td id="58695DAEFF990055FD2B0E8FFC8BFB76" box="[701,815,1223,1250]" gridcol="1" gridrow="21" pageId="11" pageNumber="133">10.2</td>
<td id="58695DAEFF990055FCFB0E8FFBE5FB76" box="[877,1089,1223,1250]" gridcol="2" gridrow="21" pageId="11" pageNumber="133">11.814.5</td>
</tr>
</table>
</paragraph>
<paragraph id="A5373690FF99FFA1FF2B0C3FFD7DF8F0" blockId="11.[188,1400,1654,1892]" pageId="11" pageNumber="133">
<smallCapsWord id="A3D1A04CFF99FFA1FF2B0C3FFEF3F91B" baselines="1674,1674" box="[189,343,1655,1681]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Colouration" pageId="11" pageNumber="133">COLOURATION</smallCapsWord>
<smallCapsWord id="A3D1A04CFF99FFA1FECB0C34FED7F91B" baselines="1674" box="[349,371,1660,1679]" lowerCaseFontSize="8" mainFontSize="11" normCase="lower" normString="in" pageId="11" pageNumber="133">IN</smallCapsWord>
<smallCapsWord id="A3D1A04CFF99FFA1FEEC0C34FE79F91B" baselines="1674" box="[378,477,1660,1679]" lowerCaseFontSize="8" mainFontSize="11" normCase="lower" normString="alcohol" pageId="11" pageNumber="133">ALCOHOL</smallCapsWord>
. Flank light yellowish grey with broad dark brown stripe along lateral mid-line interrupted on its posterior-most portion, longitudinal row of dark brown spots on dorsal portion, and small brown dots irregularly arranged on ventral portion. Dorsum light yellowish grey with middorsal row of small brown spots between nape and dorsal-fin origin. Dorsal and lateral portions of head brown, with light yellowish grey infraorbital zone. Ventral surface of head and trunk yellowish white. Jaws and nasal barbel brownish grey, maxillary and rictal barbels light grey. Fins hyaline, with faint brown spots on basal portion of unpaired and pectoral fins.
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF9EFFA6FF2B0B40FABFFE48" pageId="12" pageNumber="134" type="distribution">
<paragraph id="A5373690FF9EFFA6FF2B0B40FEFCFEB6" blockId="12.[189,344,264,290]" box="[189,344,264,290]" pageId="12" pageNumber="134">
<heading id="FE7F81FCFF9EFFA6FF2B0B40FEFCFEB6" bold="true" box="[189,344,264,290]" fontSize="11" level="3" pageId="12" pageNumber="134" reason="3">
<emphasis id="97FCEA82FF9EFFA6FF2B0B40FEFCFEB6" bold="true" box="[189,344,264,290]" pageId="12" pageNumber="134">Distribution</emphasis>
</heading>
</paragraph>
<paragraph id="A5373690FF9EFFA6FF2B0B7FFEDFFE0C" blockId="12.[189,1399,311,408]" pageId="12" pageNumber="134">
<taxonomicName id="62884D13FF9EFFA6FF2B0B7FFD4CFEC5" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[189,744,311,337]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="12" pageNumber="134" phylum="Chordata" rank="species" species="fabioheppi" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9EFFA6FF2B0B7FFED1FEC5" box="[189,373,311,337]" italics="true" pageId="12" pageNumber="134">Trichomycterus</emphasis>
(
<emphasis id="97FCEA82FF9EFFA6FE1E0B7FFDF3FEC5" box="[392,599,311,337]" italics="true" pageId="12" pageNumber="134">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9EFFA6FDFF0B7FFD4CFEC5" box="[617,744,311,337]" italics="true" pageId="12" pageNumber="134">fabioheppi</emphasis>
</taxonomicName>
is presently only known from the
<typeStatus id="7A338832FF9EFFA6FB170B70FB10FEC6" box="[1153,1204,312,338]" pageId="12" pageNumber="134">type</typeStatus>
locality, a small stream tributary to the Rio Preto, Rio Itabapoana Basin, at Serra das Torres, which is part of the Serra do Mar (
<figureCitation id="3DB32A15FF9EFFA6FEB20B35FECFFE0C" box="[292,363,381,408]" captionStart="Fig" captionStartId="7.[185,228,1998,2024]" captionTargetBox="[192,1391,1177,1944]" captionTargetId="figure-240@7.[189,1398,1167,1959]" captionTargetPageId="7" captionText="Fig. 3. Geographical distribution of trichomycterine catfishes in the Rio Itabapoana Basin." figureDoi="http://doi.org/10.5281/zenodo.14288605" httpUri="https://zenodo.org/record/14288605/files/figure.png" pageId="12" pageNumber="134">Fig. 3</figureCitation>
).
</paragraph>
<paragraph id="A5373690FF9EFFA6FF2B0B89FABFFE48" blockId="12.[189,1307,448,477]" box="[189,1307,448,477]" pageId="12" pageNumber="134">
<emphasis id="97FCEA82FF9EFFA6FF2B0B89FABFFE48" bold="true" box="[189,1307,448,477]" italics="true" pageId="12" pageNumber="134">Key to the identification of trichomycterine catfishes from the Rio Itabapoana Basin</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="ED92651BFF9EFFA6FF2B0BBCFAD3FB54" pageId="12" pageNumber="134" type="key">
<key id="D11961A1FF9EFFA6FF2B0BBCFAD3FB54" pageId="12" pageNumber="134">
<keyStep id="1E7C2E35FF9EFFA6FF2B0BBCFAD3FDC1" pageId="12" pageNumber="134">
<paragraph id="A5373690FF9EFFA6FF2B0BBCFAD3FDA6" blockId="12.[189,1399,500,597]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF2B0BBCFAD3FDA6" pageId="12" pageNumber="134">1. Flank with minute dark brown dots on its entire surface, never forming large spots or broad stripes; seven pectoral-fin rays ...................................................................................................................... 2</keyLead>
</paragraph>
<paragraph id="A5373690FF9EFFA6FF570873FAD3FDC1" blockId="12.[189,1399,500,597]" box="[193,1399,571,597]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF570873FAD3FDC1" box="[193,1399,571,597]" pageId="12" pageNumber="134"> Flank with large spots or broad stripes; eight pectoral-fin rays ........................................................ 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="1E7C2E35FF9EFFA6FF2B0834FAD3FCD2" pageId="12" pageNumber="134">
<paragraph id="A5373690FF9EFFA6FF2B0834FAD3FD49" blockId="12.[189,1399,636,839]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF2B0834FAD3FD49" pageId="12" pageNumber="134">
2. Nasal barbel posteriorly area anterior to opercular patch of odontodes; pectoral-fin filament about 10% of pectoral-fin length or less;dorsal procurrent caudal-fin rays20or21;flank with sparse dark brown dots that are separated among themselves by large interspaces
<taxonomicName id="62884D13FF9EFFA6FC19088BFABDFD49" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[911,1305,706,733]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="12" pageNumber="134" phylum="Chordata" rank="species" species="berthalutzae" status="sp. nov." subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF9EFFA6FC19088BFABDFD49" bold="true" box="[911,1305,706,733]" pageId="12" pageNumber="134">
<emphasis id="97FCEA82FF9EFFA6FC19088BFC02FD49" bold="true" box="[911,934,707,733]" italics="true" pageId="12" pageNumber="134">T.</emphasis>
(
<emphasis id="97FCEA82FF9EFFA6FC23088AFBD6FD49" bold="true" box="[949,1138,706,733]" italics="true" pageId="12" pageNumber="134">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF9EFFA6FB17088AFABDFD49" bold="true" box="[1153,1305,706,733]" italics="true" pageId="12" pageNumber="134">berthalutzae</emphasis>
</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF9EFFA6FA88088BFAD3FD49" box="[1310,1399,707,733]" pageId="12" pageNumber="134" rank="species">sp. nov.</taxonomicNameLabel>
</keyLead>
</paragraph>
<paragraph id="A5373690FF9EFFA6FF5708AEFAD3FCD2" blockId="12.[189,1399,636,839]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF5708AEFAD3FCD2" pageId="12" pageNumber="134">
Nasal barbel posteriorly reaching opercular patch of odontodes; pectoral-fin filament about 2025% of pectoral-fin length; dorsal procurrent caudal-fin rays 1719; flank with highly overlapped dots. ..........................................................................
<taxonomicName id="62884D13FF9EFFA6FC820965FAD3FCD2" ID-CoL="7CR8Z" authority="Barbosa &amp; Costa, 2010" authorityName="Barbosa &amp; Costa" authorityYear="2010" box="[788,1399,812,839]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="12" pageNumber="134" phylum="Chordata" rank="species" species="brunoi" subGenus="Cryptocambeva">
<emphasis id="97FCEA82FF9EFFA6FC820965FBF9FCD3" bold="true" box="[788,1117,812,839]" pageId="12" pageNumber="134">
<emphasis id="97FCEA82FF9EFFA6FC820965FC8FFCD3" bold="true" box="[788,811,813,839]" italics="true" pageId="12" pageNumber="134">T.</emphasis>
(
<emphasis id="97FCEA82FF9EFFA6FCAA0964FC5DFCD3" bold="true" box="[828,1017,812,839]" italics="true" pageId="12" pageNumber="134">Cryptocambeva</emphasis>
)
<emphasis id="97FCEA82FF9EFFA6FB9D0964FBF9FCD3" bold="true" box="[1035,1117,812,839]" italics="true" pageId="12" pageNumber="134">brunoi</emphasis>
</emphasis>
<bibRefCitation id="C1194B61FF9EFFA6FBF30964FAD3FCD2" author="Barbosa M. A. &amp; Costa W. J. E. M." box="[1125,1399,812,838]" pageId="12" pageNumber="134" pagination="97 - 122" refId="ref7068" refString="Barbosa M. A. &amp; Costa W. J. E. M. 2010. Seven new species of the catfish genus Trichomycterus (Teleostei: Siluriformes: Trichomycteridae) from southeastern Brazil and redescription of T. brasiliensis. Ichthyological Exploration of Freshwaters 21: 97 - 122." type="journal article" year="2010">Barbosa &amp; Costa, 2010</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="1E7C2E35FF9EFFA6FF2B0926FAD3FC65" pageId="12" pageNumber="134">
<paragraph id="A5373690FF9EFFA6FF2B0926FAD3FC3F" blockId="12.[189,1399,878,1010]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF2B0926FAD3FC3F" pageId="12" pageNumber="134">
3. Flank with broad longitudinal dark brown stripe on midline; caudal fin rounded, asymmetrical, with dorsal portion longer than ventral portion; paired s6 pore
<taxonomicName id="62884D13FF9EFFA6FC1A09D9FABCFC3F" authorityName="Costa &amp; Barbosa &amp; Katz" authorityYear="2024" box="[908,1304,912,939]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="12" pageNumber="134" phylum="Chordata" rank="species" species="fabioheppi" status="sp. nov." subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9EFFA6FC1A09D9FABCFC3F" bold="true" box="[908,1304,912,939]" pageId="12" pageNumber="134">
<emphasis id="97FCEA82FF9EFFA6FC1A09D9FC01FC3F" bold="true" box="[908,933,913,939]" italics="true" pageId="12" pageNumber="134">T.</emphasis>
(
<emphasis id="97FCEA82FF9EFFA6FC2409D8FB22FC3F" bold="true" box="[946,1158,912,939]" italics="true" pageId="12" pageNumber="134">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9EFFA6FB0009D8FABCFC3F" bold="true" box="[1174,1304,912,939]" italics="true" pageId="12" pageNumber="134">fabioheppi</emphasis>
</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8CCF57F9FF9EFFA6FA8809D9FAD3FC3F" box="[1310,1399,913,939]" pageId="12" pageNumber="134" rank="species">sp. nov.</taxonomicNameLabel>
</keyLead>
</paragraph>
<paragraph id="A5373690FF9EFFA6FF5709FDFAD3FC65" blockId="12.[189,1399,878,1010]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF5709FDFAD3FC65" pageId="12" pageNumber="134"> Flank with longitudinal rows of dark brown blotches; caudal fin subtruncate, symmetrical; single median s6 pore .................................................................................................................................. 4</keyLead>
</paragraph>
</keyStep>
<keyStep id="1E7C2E35FF9EFFA6FF2B0E51FAD3FB54" pageId="12" pageNumber="134">
<paragraph id="A5373690FF9EFFA6FF2B0E51FAD3FBED" blockId="12.[189,1399,1049,1216]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF2B0E51FAD3FBED" pageId="12" pageNumber="134">
4. Maxillary barbel reaching between interopercle and pectoral-fin base; pectoral-fin filament about 4050% of pectoral-fin length; premaxillary teeth 3034, dentary teeth 3841 ................................ ..........................................................
<taxonomicName id="62884D13FF9EFFA6FD0A0E17FAD3FBED" ID-CoL="58FG5" authority="Alencar &amp; Costa, 2004" authorityName="Alencar &amp; Costa" authorityYear="2004" box="[668,1399,1119,1146]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="12" pageNumber="134" phylum="Chordata" rank="species" species="caudofasciatus" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9EFFA6FD0A0E17FBC5FBEE" bold="true" box="[668,1121,1119,1146]" pageId="12" pageNumber="134">
<emphasis id="97FCEA82FF9EFFA6FD0A0E17FD16FBED" bold="true" box="[668,690,1119,1145]" italics="true" pageId="12" pageNumber="134">T.</emphasis>
(
<emphasis id="97FCEA82FF9EFFA6FD520E17FC3CFBEE" bold="true" box="[708,920,1119,1146]" italics="true" pageId="12" pageNumber="134">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9EFFA6FC3C0E17FBC5FBEE" bold="true" box="[938,1121,1119,1146]" italics="true" pageId="12" pageNumber="134">caudofasciatus</emphasis>
</emphasis>
<bibRefCitation id="C1194B61FF9EFFA6FBFE0E17FAD3FBED" author="Alencar A. R. &amp; Costa W. J. E. M." box="[1128,1399,1119,1145]" pageId="12" pageNumber="134" pagination="1 - 8" refId="ref6916" refString="Alencar A. R. &amp; Costa W. J. E. M. 2004. Description of two new species of the catfish genus Trichomycterus from southeastern Brazil (Siluriformes: Trichomycteridae). Zootaxa 744: 1 - 8. https: // doi. org / 10.11646 / zootaxa. 744.1.1" type="journal article" year="2004">Alencar &amp; Costa, 2004</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="A5373690FF9EFFA6FF570ECBFAD3FB54" blockId="12.[189,1399,1049,1216]" pageId="12" pageNumber="134">
<keyLead id="1E7995A5FF9EFFA6FF570ECBFAD3FB54" pageId="12" pageNumber="134">
Maxillary barbel reaching interopercle; pectoral-fin filament about 1020% of pectoral-fin length; premaxillary teeth 4346, dentary teeth 5154 ..
<taxonomicName id="62884D13FF9EFFA6FCBD0EEEFAD3FB54" ID-CoL="58FJT" authority="Barbosa, 2013" authorityName="Barbosa" authorityYear="2013" box="[811,1399,1189,1216]" family="Trichomycteridae" genus="Trichomycterus" kingdom="Animalia" order="Siluriformes" pageId="12" pageNumber="134" phylum="Chordata" rank="species" species="mimosensis" subGenus="Psammocambeva">
<emphasis id="97FCEA82FF9EFFA6FCBD0EEEFB62FB2B" bold="true" box="[811,1222,1189,1216]" pageId="12" pageNumber="134">
<emphasis id="97FCEA82FF9EFFA6FCBD0EEEFCE5FB54" bold="true" box="[811,833,1190,1216]" italics="true" pageId="12" pageNumber="134">T.</emphasis>
(
<emphasis id="97FCEA82FF9EFFA6FCC50EEDFB83FB54" bold="true" box="[851,1063,1189,1216]" italics="true" pageId="12" pageNumber="134">Psammocambeva</emphasis>
)
<emphasis id="97FCEA82FF9EFFA6FBAE0EEDFB62FB2B" bold="true" box="[1080,1222,1189,1215]" italics="true" pageId="12" pageNumber="134">mimosensis</emphasis>
</emphasis>
<bibRefCitation id="C1194B61FF9EFFA6FB5B0EEDFAD3FB54" author="Barbosa M. A." box="[1229,1399,1189,1216]" pageId="12" pageNumber="134" pagination="269 - 275" refId="ref7012" refString="Barbosa M. A. 2013. Description of two new species of the catfish genus Trichomycterus (Teleostei: Siluriformes: Trichomycteridae) from the coastal river basins, southeastern Brazil. Vertebrate Zoology 63: 269 - 275. https: // doi. org / 10.3897 / vz. 63. e 31442" type="journal article" year="2013">Barbosa, 2013</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
</document>