New species of Pseudanos Winterbottom, 1980 (Characiformes: Anostomidae), with notes on the taxonomy of P. gracilis and P. trimaculatus

  title={New species of Pseudanos Winterbottom, 1980 (Characiformes: Anostomidae), with notes on the taxonomy of P. gracilis and P. trimaculatus},
  author={Jos{\'e} Lu{\'i}s Olivan Birindelli and Fl{\'a}vio C. T. Lima and Heraldo Antonio Britski},
A new species of Pseudanos (Characiformes, Anostomidae) is described from the Rio Negro in Brazil, and the Rio Ca-siquiare and Rio Atabapo, in Venezuela. Specimens of the new species were previously mistakenly identified as Pseuda- nos gracilis. The new species is diagnosed by having three branchiostegal rays (vs. four in P. gracilis and most specimensof P. winterbottomi), dark transversal bars on dorsum absent (vs. present in P. trimaculatus), dark spots present on the cen-ter of each body… 
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