Pelagic stingray
The pelagic stingray is a species of stingray in the family Dasyatidae, and the sole member of its genus. Wikipedia
Scientific name: Pteroplatytrygon violacea
Class: Chondrichthyes
Family: Dasyatidae
Genus: Pteroplatytrygon; Fowler, 1910
Kingdom: Animalia
Order: Myliobatiformes