A new species of genus Psalidodon Eigenmann, 1911 related to the P. paranae complex (Characiformes Characidae) from Upper Paranaíba river basin, Brazil, supported by genetic and morphometric data Rosana de Mesquita Alves; Igor Henrique Rodrigues de Oliveira; Rubens Pasa; Karine Frehner Kavalco The genus Psalidodon Eigenmann, 1911 (Characiformes Characidae) is a fish group with great […]

Distribution and morphological diversity of Astyanax rivularis Lütken, 1874 (Teleostei Characiformes) in the upper São Francisco River basin, Brazil Rubens Pasa, Caroliny Helena Moreira Fernandes, Renan Rodrigues Rocha, Karine Frehner Kavalco Astyanax S.F. Baird et Girard, 1854 (Teleostei Characiformes) is one of the most well characterized of the neotropical ichthyofauna and is composed of fish with great […]

Morphological and Genetic Structure of Two Equivalent Astyanax Species (Characiformes: Characidae) in the Region of Paranaíba Arc Renan Rodrigues Rocha, Rosana de Mesquita Alves, Rubens Pasa, Karine Frehner Kavalco The Astyanax scabripinnis complex is composed of a large number of almost morphological indistinguishable species, including Astyanax paranae and Astyanax rivularis, which exist in the Paraná and São Francisco Basins, respectively, […]