Rajiformes - Berg, 1940 - (Myliobatiformes - Compagno, 1973) - (Raies)
Potamotrygon jabuti - de Carvalho, 2016 - (Potamotrygonidae) - Raie d'eau douce perlée, Potamotrygon sp. "Pearl", freshwater stingrays
Potamotrygon leopoldi - Castex & Castello, 1970 - (Potamotrygonidae) - Xingu River ray, white-blotched river stingray, polka-dot stingray
Potamotrygon motoro - (Müller et Henle, 1841) - (Potamotrygonidae) - South American freshwater stingray , peacock-eye stingray, ocellate river stingray
Potamotrygon orbignyi - (Castelnau, 1855) - (Potamotrygonidae) Smooth back river stingray