Phenacorhamdia roxoi, new species from Paranapanema River basin

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Phenacorhamdia roxoi, new species from Paranapanema River basin

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Phanacorhamdia roxoi


SILVA, G. S. (2020). A new species of Phenacorhamdia Dahl 1961 (Siluriformes: Heptapteridae) from the Paranapanema River basin, southeastern Brazil. Zootaxa, 4890(2), 275-282.

https://www.mapress.com/j/zt/article/vi ... a.4890.2.8
DOI: https://doi.org/10.11646/zootaxa.4890.2.8
Abstract

A new species of
Phenacorhamdia
is described from Paranapanema River, Upper Paraná River basin, southeastern Brazil. The new species is distinguished from congeners by the combination of following characters 45−46 vertebrae; an entirely dark-brown body; nine pleural ribs; eight branched rays in upper lobe of caudal fin; seven branched rays in pectoral fin; 13 anal-fin rays with 9−10 branched; first basal radial inserted at the 13th vertebrae and eight branchiostegal rays.
  • Keywords: Siluriformes, Catfishes, Neotropical freshwaters fishes, Taxonomy, Upper Paraná River basin
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