معنی کلمه : trygon
English
Any one of several species of large sting rays belonging to Trygon and allied genera.
A genus of gigantic American Jurassic dinosaurs, having large cavities in the bodies of the dorsal vertebræ.

Any one of several species of large sting rays belonging to Trygon and allied genera.
A genus of gigantic American Jurassic dinosaurs, having large cavities in the bodies of the dorsal vertebræ.