(Cuvier, 1816) (syn. S. maxillosus); CHARACIDAE FAMILY
This South American fish is found in the rivers of the São Francisco River system of Brazil, the Paraguay and Uruguay River systems, the Magdalena River system of Colombia and the Paran River of Argentina. It also occurs in the Rio de la Plata and has been introduced into the Paralba and Doce rivers of Brazil. It apparently does not occur in the Amazon and Orinoco basins as once believed. This misconception, widespread in literature, appears to be due to confusion with another species that occurs in the Amazon and Orinoco and which is cal...