Western butterflies
By: James W. Tilden and Arthur Clayton Smith ; photographic illustrations by Terry M. Smith and Arthur Clayton Smith ; drawings by Gene Christman and Barbara Young
Edition: 50th anniversary ed.
Series: Roger Tory Peterson field guides
Publisher: Easton Press
Published: 1986
Place of publication: Norwalk, Conn
Language: eng
Number of pages: 370
Subjects: Butterflies; Identification; Insects
Work titles: Field guide to western butterflies
Notes: "Sponsored by the National Audubon Society and the National Wildlife Federation."

"Collector's lifetime edition bound in genuine leather."

Originally published: A field guide to western butterflies. Boston: Houghton Mifflin, 1986.

Includes bibliographical references (334-339) and index.