A biogeographical study of the ordinoides artenkreis of garter snakes (genus Thamnophis)
By: by Henry S. Fitch.
Contributors: University of California, Berkeley. Museum of Vertebrate Zoology
Series: University of California publications in zoology -- v. 44, no. 1
Publisher: University of California Press
Published: 1940
Place of publication: Berkeley
Language: eng
Number of pages: 149
Subjects: Garter snakes
Other titles: Ordinoides artenkreis of garter snakes
Notes: "Contribution from the University of California Museum of Vertebrate Zoölogy." -- P. 1.

Includes bibliographical references (p. 130-133).