Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba – Neotropical Ichthyology

SciELO - Brasil - Two new species of freshwater stingrays of the

Description of two extraordinary new species of freshwater

Two new species of freshwater stingrays of the genus Paratrygon

Description of two extraordinary new species of freshwater

A new species of Astronotus (Teleostei, Cichlidae) from the

Akvarium53 by e-akvarium.cz - Issuu

Description of two extraordinary new species of freshwater

PDF) Notes on the biology of the freshwater stingrays Paratrygon

Akvarium53 by e-akvarium.cz - Issuu

Two new species of freshwater stingrays of the genus Paratrygon