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... Revision of the North American Ground Squirrels
Arthur Holmes HowellValgene W. LehmannVernon Bailey
其他書名
With a Classification of the North American Sciuridae
出版U.S. Government Printing Office, 1936
URLhttp://books.google.com.hk/books?id=35YEclDDdnkC&hl=&source=gbs_api
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