... Revision of the North American ground squirrels : with a classification of the North American Sciuridae /
| Main Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
[Govt. Print. Off],
[1938.]
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| Series: | North American fauna ;
no. 56 |
| Subjects: |
| Item Description: | Issued by the United States Department of agriculture. Bureau of biological survey. |
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| Physical Description: | 256 pages : including maps. 32 plates ; 23 cm. |
| Bibliography: | Bibliography: pages 217-226. |