Review of the grizzly and big brown bears of North America
Subtitle: (genus Ursus) : with description of a new genus, Vetularctos.
By: By C. Hart Merriam.
Series: United States. Bureau of biological survey. North American fauna; no. 41
Publisher: Govt. print. off.
Published: 1918
Place of publication: Washington
Language: eng
Number of pages: 136
Subjects: Bears.
Description: Discusses distribution,sexual and age differences, specimens, and classification of North American grizzly and big brown bears. Describes and lists locations of species and subspecies. Mentions Vetularctos, a new genus related to Ursus.