5 treff

Leviton Alan E.
Handbook to Middle East amphibians and reptiles
by Alan E. Leviton ... [et al.]
Bok Engelsk 1992
The generic allocation of Hypsiglena slevini tanner (Serpentes: Colubridae)
by Alan E. Leviton and Wilmer W. Tanner
Bok Engelsk 1960
Description of a new species of snake of the colubrid genus Gyalopion from the State of Zacatecas, Mexico
by Alan E. Leviton and Benjamin H. Banta
Bok Engelsk 1961
Genecology and ecogeographic races : papers in the biological sciences
American Association for the Advancement of Science
Bok Engelsk 1995
The Mosses of North America : an inquiry into the biology of mosses based upon a symposium sponsored by the Pacific Section, Botanical Society of America
edited by Ronald J. Taylor and Alan E. Le...
Bok Språk ikke angitt 1980