collis, but distinguished from that species by the small size of the 

 present form. 



Measurements. None given. 



182. Tamias adsitus (Allen). 



Eutamias adsitus Allen, Bull. Brookl. Inst. Arts & Scien., i, No. 5, 

 1905, p. ii8. 

 Beaver Mountains Chipmunk. 



Type locality. Briggs Meadows, Beaver Range Mountains, Utah. 

 Altitude, 10,000 feet. 



Geogr. Distr. Unknown. 



Color. Similar to T. lectiis in coloration, but one-third larger. 



Measurements. None given. 



183. Tamias oreocetes (Merriam). 



Eutamias oreocetes Merr., Proc. Biol. Soc. Wash., xi, 1897, p. 207. 



Tamias oreocetes Elliot, <Syn. N. Am. Mamm., F. C. M. Pub., 11, 

 1901, p. 80. Zool. Ser. 

 Mountain Chipmunk. 



Type locality. Timber line near Summit, Teton Mountains, Teton 

 County, Montana. 



Geogr. Distr. Known only from type locality. 



Subgenus B. Tamias. 



184. Tamias striatus (Linnaeus). 



Sciurus striatus Linn., Syst. Nat., i, 1758, p. 64. 



Sciurus americanus Gmel., Syst. Nat., i, 1788, p. 150. 



Tamias striatus Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 

 1901, p. 80. Zool. Ser. 

 Striped Chipmunk. 



Type locality. Virginia? 



Geogr. Distr. Southern New York through Atlantic States to 

 Georgia. 



a. Tamias striatus lysteri (Richardson). 



Sciurus {Tamias) lysteri Rich., Faun. Bor. Amer., Mamm., 1, 



1829, p. i8i, pi. 15. 

 Tamias striatus lysteri Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 80. Zool. Ser. 

 Lyster's Striped Chipmunk. 



. Type locality. "Penetanguishene," Georgian Bay, Ontario, Can- 

 ada. 



Geogr. Distr. North latitude 50° in eastern North America south 

 to northern New York, west to Michigan, and Ontario, Canada. 



