420 MICHIGAN SURVEY, 1908. 



Allen, J. A. 



1874. On Geographical Variation in Color among North American 



Squirrels. Proc. Bost. Soc. Nat. His., XVI, pp. 276-294. 

 Allen, J. A. 



1894. On the Seasonal Change of Color in the Varying Hares (Lepus 

 americanus Exrl.). Bull Am. Mus. Nat. His., VI, pp. 107- 

 128. 

 Allen J. A. 



1890. On Seasonal Variations in Color in Sciurus hudsonicus. Bull. 

 Am. Mus. Nat His., Ill, pp. 41-44. 

 Allen J. A. 



1898. Revision of the Chickarees, or North American Red Squirrels 



(Subgenus Tamiasciurus). Bull. Am. Mus. Nat. His., X, pp. 

 249-298. 

 Allen, J. A. 



1899. The North American Arboreal Squirrels. Am. Nat, XXXIII. 



pp. 635-642. 

 Baird, S. F. 



1857. Mammals. "Pacific Railroad Survey Report." VIII. 

 Bangs, O. 



1896. Notes on the Synonomy of the North American Mink, with 

 Description of a New Subspecies. Proc. Bost. Soc. Nat. His., 

 XXVII, pp. 1-6. Pis. 1 & 2. 

 Batchelder, C. F. 



1896. Some Facts in Regard to the Distribution of Certain Mammals 

 in' New England and Northern New York. Proc. Bost. Soc. 

 Nat. His., XXVII, pp. 185-193. 

 Bell, R. 



1898. On the Checkeree, or Red Squirrel (Sciurus Hudsonicus 

 (Pennant). In W. Mill's The Nature and Development of 

 Animal Intelligence, pp. 75-78. New York. 

 Caton, J. D. 



1877. The Antilope and Deer of America. New York. 

 Coues, E. and Allen, J. A. 



1877. Monograph of North American Rodentia. Report of the U. S. 

 Geol. Survey of the Territories (Hayden). XI.. Dept of the 

 Interior. (Contains a valuable bibliography of N. A. Mam- 

 mals, pp. 255-264, 951-1081.) 

 Coues, E. 



1877. Fur-bearing Animals: a Monograph of the North American 

 Mustelidae. U. S. Geol. Survey of Territories (Hayden). 

 Miscel. Pub. No. 8. 

 Coues, E. and Yarrow, H. C. 



1875. Report upon the Collections of Mammals made in Portions 



of Nevada, Utah, California, Colorado, New Mexico and" 

 Arizona, during the years 1871, 1872, 1873 and 1874. Re- 

 port upon Geographical and Geol. Explorations and Surveys 

 West of the One Hundredth Meridian (Wheeler). V, pp. 

 35-129, 969-976. 



