49609 Orestias gracilis Parenti, 1984 Cyprinodontidae Pupfishes Orestiinae Cyprinodontiformes Teleostei South America: Lake Titicaca in Peru and Bolivia. AMNH 52122 1979 Orestias gracilis AMNH 52123 1979 Orestias gracilis AMNH 220551 1994 Orestias gracilis