PEROMYSCUS. 141 



Pero-nyscus texensis arizonce Elliot, Mamm. Middle Amer. & W. 

 Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 186, Zool. Ser. 

 Arizo:,'a White-footed Deer Mouse. 



Type locality. Fairbank, Cochise County, Arizona. 



Geogr. Distr. Mountains of Arizona; White, Chiricahua, and 

 Graham Ranges. 



d. Peromyscus leucopiis arteniisicB (Rhoads). 



Sitomys americanus artemisuB Rhoads, Proc. Acad. Nat. Scien. 



Phil., 1894, p. 260. 

 Peromyscus americanus artemisicB Elliot, Syn. N. Am. Mamm., 

 F. C. M. Pub., II, 1901, p. 126. Zool. Ser. 

 Pacific Coast White-footed Deer Mouse. 



Type locality. Ashcroft, British Columbia, Canada. 

 Geogr. Distr. Southern Idaho, western Washington, to British 

 Columbia, Canada. 



e. Peromyscus leucopus minnesotm Meams. 



Peromyscus leucopus minnesotce Meams, Proc. Biol. Soc. Wash., 

 XIV, 1901, p. 154. 

 Minnesota White-footed Deer Mouse. 



Type locality. Fort Snelling, Hennepin County, Minnesota. 



Geogr. Distr. Minnesota. Range unknown. 



Genl. Char. Like P. leucopus. 



Color. Summer Pelage. Above light bister lined with black, 

 under parts gray; tail and feet nearly naked; tail beneath gray; ear 

 sepia. 



Winter Pelage. Above cinnamon lined with black, beneath white; 

 ear light brown, with whitish tuft at base not always present; tail 

 above blackish brown, beneath white; feet white. 



Measurements. Total length, 175; tail vertebrae, 75; hind foot, 

 21.5; ear, 11. 5. Skull: total length, 25; Hensel, 18; occipito-nasal 

 length, 25; interorbital constriction, 4; zygomatic width, 13; palatal 

 length, 10; length of nasals, 9; length of upper tooth row, 4; length 

 of mandible, 15 ; length of lower tooth row, 4, 



279. Peromyscus sonoriensis (Le Conte). 



Hesperomys sonoriensis Le Conte, Proc. Acad. Nat. Scien. Phil., 



1853, p. 413- 

 Peromyscus americanus sonoriensis Elliot, Syn. N. Am. Mamm., 



F. C. M. Pub., II, 1901, p. 125. Zool. Ser. 

 Peromyscus leucopus sonoriensis Elliot, Mamm. Middle Amer. & 



W. Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 181, fig. xxxvii. 



Zool. Ser. 



