A key to the snakes of the United States
By: by C.B. Perkins
Edition: 2d ed.
Series: Bulletins of the Zoological Society of San Diego -- no. 24; Bulletins of the Zoological Society of San Diego -- no. 24.
Publisher: Zoological Society of San Diego
Published: 1949
Place of publication: San Diego, Calif
Language: eng
Number of pages: 79
Subjects: Squamata