- snake, serpent, ophidian - limbless scaly elongate reptile; some are venomous
--1 is a kind of diapsid, diapsid reptile
--1 is a member of Serpentes, suborder Serpentes, Ophidia, suborder Ophidia
--1 has particulars:colubrid snake, colubrid; blind snake, worm snake; constrictor; elapid, elapid snake; sea snake; viper