Produção Nacional
Astyanax ajuricaba: a new species from the Amazon basin in Brazil (Characiformes: Characidae)
2009; Sociedade Brasileira de Ictiologia; Volume: 7; Issue: 2 Linguagem: Inglês
10.1590/s1679-62252009000200006
ISSN1982-0224
AutoresManoela M. F. Marinho, Flávio C. T. Lima,
Tópico(s)Ichthyology and Marine Biology
ResumoA new Astyanax species is described from several localities in the rio Negro, rio Solimões and lower rio Tapajós basins, Amazon basin, Brazil. The new species is distinguished from all remaining characids by its unique color pattern consisting of the combination of presence of a conspicuous, narrow dark midlateral stripe, a well-developed vertically-elongated dark humeral spot, and upper caudal-fin lobe and middle caudal-fin rays dark, with a rounded clear ocellated spot present at anterior third of caudal-fin lobe.
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