Any member of the Boidae a family of medium to large, non-venomous, constricting snakes. .
Any member of the Boinae a subfamily of boid snakes. .
Any member of Boa a g…roup of boid snakes. .
Any member of the Bolyeriidae a.k.a. Round Island boas, a small family of non-venomous snakes from Mauritius and nearby islands. .
Any member of the tropidophiidae a.k.a. dwarf boas, a family of non-venomous snakes found in Central America, South (MORE)