Intrageneric relationships among colubrid snakes of the genus Geophis Wagler.
Ann Arbor: Museum of Zoology, University of Michigan, 1967. Octavo, softcover. Miscellaneous Publications, Museum of Zoology, University of Michigan, No. 131. More
Ann Arbor: Museum of Zoology, University of Michigan, 1967. Octavo, softcover. Miscellaneous Publications, Museum of Zoology, University of Michigan, No. 131. More
Malabar: Krieger Publishing Company, 2005. Quarto, publisher's boards, This is a comprehensive checklist of all known snakes found in the New World, as well as a lexicon that lists all the common names, in several languages, of these snakes. The checklist gives information on snakes in all of the Americas..... More