(from the article `Caudata`) ...17 species in eastern North America, and Plethodontinae, with 25 genera (including Plethodon in North America and the bolitoglossines Bolitoglossa ... Locomotion is by means of limbs and by sinuous body movements. Elongated species of the genera Phaeognathus, Batrachoseps, Oedipina, and Lineatriton ... ... Found on http://www.britannica.com/eb/a-z/b/31