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Astyanax douradilho, a new characid fish from the rio Tramandaí system, southern Brazil (Characiformes: Characidae)
May 7, 2014
10:36 am
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Matt
Málaga, Spain
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June 13, 2011
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Zootaxa 3794(3)

Abstract

Astyanax douradilho, new species, is described from the rio Tramandaí system, coastal drainage of Rio Grande do Sul
State, Brazil. The new species is distinguished from its congeners by possessing 37–39 perforated scales along the lateral
line, 3–5 maxillary tricuspid teeth, 22–24 branched anal-fin rays, absence of a conspicuous dark stripe from humeral region
to caudal peduncle, two vertically elongated humeral spots, head length (26.0–29.9% of standard length), upper jaw
length (43.8–50.6% of head length), and snout length (23.0–28.6% of HL).

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