Diapsids ("two arches") are a group of amniote tetrapods that developed two holes (temporal fenestra) in each side of their skulls about 300 million years ago during the late Carboniferous period.
Diapsidi („dva luka”) su grupa amniotskih tetrapoda koji su razvili dva otvora (temporal fenestra) na svakoj strani njihove lobanje pre oko 300 miliona godina tokom kasnog karbonskog perioda.