Atlantic Devil Ray – Discover Fishes https://www.floridamuseum.ufl.edu/discover-fish/species-profiles/atlantic-devil-ray/
Mobula hypostoma This smaller eagle ray looks like its cousins, with its diamond-shaped pectoral disc that is twice as wide as it is long, and its dark gray black top and ivory white underside. But the Atlantic devil ray is smaller, growing to only about 48 inches wide, and its long tail lacks a
horns, a characteristic so distinct that it could not be confused with anything else