Abstract
Even though there is a great diversity of species in the São Francisco river, studies about the parasites that can affect this species are rare, including the species from Anostomidae. Therefore, the present research's objective is the taxonomical and ecological study of the metazoan parasites in Leporinus obtusidens collected from São Francisco River (S 20.3414; O 45.9824), Piumhi-MG, Br…