Identification key and pictures of the Hypostomus Lacépède, 1803 (Siluriformes, Loricariidae) from the rio Ivaí, upper rio Paraná basin
The rio Ivaí flows through read more the left margin of the upper rio Paraná basin with 798 km of extension, being one of its largest tributaries.In this study, we analyzed 586 specimens of Hypostomus Lacépède, 1803 from the rio Ivaí basin deposited in the Coleção de Peixe