Revision of the North American ground squirrels
Subtitle: with a classification of the North American Sciuridae.
By: by Arthur H. Howell
Series: North American fauna -- no. 56
Publisher: [Govt. Print. Off.]
Published: 1938
Place of publication: Washington
Language: eng
Number of pages: 256
Subjects: Ground squirrels
Notes: Issued by the United States Department of agriculture. Bureau of biological survey

Includes index

Bibliography: p. 217-226