Astyanaxelachylepis, a new characid fish from the rio Tocantins drainage, Brazil (Teleostei: Characidae)

  • Bertaco V
  • Lucinda P
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Abstract

A new characid species, Astyanax elachylepis, is described from the rio Tocantins drainage. The new species is distinguished from its congeners by possessing 48-53 perforated scales along the lateral line, a large caudal-peduncle spot, the presence of bony hooks on dorsal, anal, pelvic, and pectoral fins of males, one or two vertically-elongated humeral spots, one maxillary tooth, and 22-27 branched anal-fin rays.Uma nova espécie de caracídeo, Astyanax elachylepis, é descrita da drenagem do rio Tocantins. A nova espécie distingue-se de suas congêneres pela presença de 48-53 escamas perfuradas na linha lateral, uma grande mancha sobre o pedúnculo caudal, uma ou duas manchas umerais verticalmente alongadas, um dente no maxilar e 22-27 raios ramificados na nadadeira anal.

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APA

Bertaco, V. A., & Lucinda, P. H. F. (2005). Astyanaxelachylepis, a new characid fish from the rio Tocantins drainage, Brazil (Teleostei: Characidae). Neotropical Ichthyology, 3(3), 389–394. https://doi.org/10.1590/s1679-62252005000300006

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