Snakes

A Contribution to the classification of snakes Underwood, Garth 1967 A contribution to the classification of snakes Underwood, Garth 1967 Comparative Osteology of the Snake Families Typhopidae and Leptotyphlopidae Author not listed Year not listed Introduction to herpetology Author not listed Year not listed Snakes of Pakistan Author not listed Year not listed Snakes of the world Ditmars, Raymond Lee 1931 Snakes of the world Ditmars, Raymond L. 1931 Snakes: biology, behavior and relationship to man Engelmann, Wolf-Eberhard 1981 The world of reptiles Author not listed Year not listed