46572 Opistognathus rhomaleus Jordan & Gilbert, 1882 Opistognathidae Jawfishes Ovalentaria/misc Teleostei Giant jawfish Eastern Central Pacific: Baja California, Gulf of California, the Revillegigedo Islands (Socorro), and NW side of Isla del Caño, Costa Rica. CICIMAR-IPN 4561 1990 Opisthognathus rhomaleus 20 m