The maps and data are from the University Museum, University of Michigan, Ann Arbor. The entries are dated mostly from the 19th and early 20th centuries. Sources of the data were listed as follows. "The following are the names of the data plotted on the maps:
2. Letters in file labeled 'Mich. Mammal Data'
3. By word -- through N. A. Wood =(N.A.W.)
4. Specimens in the museum collection as numbered
5. Museum records =(M.R.)"
This image is protected by copyright law. Please contact the University of Michigan Museum of Zoology Mammal Division for permission to reproduce, display, or transmit this image. (734) 764-0456 (voice)