Noun | 1. | ![]() animal order - the order of animals order Squamata, Squamata - diapsid reptiles: snakes and lizards Colubridae, family Colubridae - nonvenomous snakes; about two-thirds of all living species family Typhlopidae, Typhlopidae - blind snakes family Leptotyphlopidae, Leptotyphlopidae - blind snakes Boidae, family Boidae - boas and pythons Elapidae, family Elapidae - cobras; kraits; mambas; coral snakes; Australian taipan and tiger snakes family Hydrophidae, Hydrophidae - sea snakes family Viperidae, Viperidae - Old World vipers Crotalidae, family Crotalidae - New World vipers: pit vipers |