Notes on the biology of the freshewater stingray Paratrygon aiereba (Müller & Henle, 1841) and Potamotrygom orbignyi (Castelnau, 1855) (Chondrichthyes: Potamotrygonidae)in the Venezuelan llanos.

Autor(es): 
LASSO, C.A., A. RIAL B. & O. LASSO-ALCAIÁ.
Referência completa: 
LASSO, C.A., A. RIAL B. & O. LASSO-ALCAIÁ. 1996. Notes on the biology of the freshewater stingray Paratrygon aiereba (Müller & Henle, 1841) and Potamotrygom orbignyi (Castelnau, 1855) (Chondrichthyes: Potamotrygonidae)in the Venezuelan llanos. Aqua Vol 2(3):39-50.