11- CYNOMYS. 



Mi\i-nrcnicuts. Total length, 385; tail vertebra-. 70; hind foot, 

 58. Skull, total length, 63 ; Hensel. 52 ; xy^omatic width, 45 : greatest 

 width of brainease. 25; length of nasals, 21; palatal length. 31.5; 

 length of upper molar series, 13; length of mandible, an^le to top of 

 incisors, 18; of lower molar series, t6. 



2.><). Cynomys ari/.onensis Mcarns. 



Cynomys ari^.oucnsis Mearns. Hull. Am. Mus. Nat. Hist. X. Y., 

 1890, p. 305. Elliot, Syn. X. Am. Mamm.. F. ('. M. Pub., n. 

 1901, p. 104. Zool. Ser. Id. Mamm. Middle Amer. & \Y. 

 Indies, F. ('. M. Pub., iv, Pt. i, 1904, p. 154. Zool. Ser. 

 ARIZONA PRAIRIE-DOG. 



7'v/v locality. Point of Mountain near Wilcox, Cochise County, 

 Arizona. 



Geogr. Distr. Arizona into State of Chihuahua. 



231. Cynomys gunnisoni (Baird). 



Spermophilus gunnisoni Baird, Proc. Acad. Nat. Scien. Phil., 1855, 



P- 334- 



Cynomys gnnnisoni Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 n, 1901, p. 103. Zool. Ser. />/. Mamm. Middle Amer. & AY. 

 Indies, F. C. M. Pub.. IV, Pt. i, 1904, p. 156.' Zool. Ser. 

 Guxxisox's PRAIRIE-DOG. 



Type locality. Cochetopa Pass, Rocky Mountains, Saguache 

 County, Colorado. 



Geogr. Distr. Colorado, Arizona, and Xe\v Mexico, into State of 

 Chihuahua, Mexico. 



232. Cynomys lewisi (Audubon and Bachman). 



Ar,l<>niy* Ici^isii Aud. & Bachm., Quad. X. Am., m, 1853, p. 32, 



pi. cvn. 

 Cynomys Icncnnts Merr., N. Am. Faun., No. 4, 1890, p. 33. 



/(Tv'/.v/ I^lliot, Syn. X. Am. Mamm.. F. C. M. Pub., n, 

 , ]). 104. Zool. Ser. 

 LEWIS 1 PK.\iklK-l>or,. 



TV pc locality. iMirt Bnd-er. Sweetwater County. Wyoming. 

 Geogr. Distr. Wyoming, L'tah in the l'neoinpah-re Indian Reser- 

 vation. 



233. Cynomys parvidens Allen. 



Cyn<>niys f> t tr.-i,ii'ii> Allen. Bull. Brookl. hist. Arts \- S. ien.. I, 

 No. 5, ij05. p. 119. 



UTAH PRAIRIE-DOG. 



7 i 1 / 1 .- /.. I////V. Buckskin X'alley. Iron Count}', I'tah. 

 I'i.^tr. L'n known. 



