"Myliobatiformes" . . . "Pteroplatytrygon violacea (Bonaparte 1832)" . . . . . . . . . . "(Bonaparte 1832)" . . "Pteroplatytrygon violacea" . "Chordata" . . . "Dasyatidae" . "Chondrichthyes" . . . "Pteroplatytrygon" . "Animalia" .