810 



BULLETIN 56, UNITED STATES NATIONAL MUSEUM. 



Spermophilus lateralis, F. Cuvier, Suppl. Buffon, I, Mam., I, 1832, p. 335. — Baied, 

 Mam. N. Am., 1857, p. 312. — Miller and Rehn, Proc. Bost. 3oc. Nat. Hist., 

 XXX, No. 1, Dec. 27, 1901, p. 51. 



Tamias lateralis, Allen, Proc. Bost. Soc. Nat. Hist., XVI, 1874, p. 299; Monogr. 

 N. Am. Rodentia, 1877, p. 814. — Ooues and Yarrow, Wlieeler Surv., V, 

 Zool., 1875, p. 119 (Apaciie, Arizona). — Meeriam, North American Fauna, 

 No. 2, 1890, p. 53 (San Francisco Mountain, Arizona). 



ISpermophilus'] lateralis, Elliot, Field Col. Mus., Zool. Ser., II, 1901, p. 83 {"Sper- 

 mophilus {Callospermophiluf) lateralis," fig. 17]. (Synop. Mam. N. Am.) 



C\itellus'\ lateralis, Elliot, Field. Col. Mus., Zool. Ser., IV, 1904, p. 147, in text 

 (Mam. Mid. Am.). 



Yimg-yi'-iXh, of the Hopi Indians of northeast Arizona. 



Type-locality.— '' Av^'SMsa.s River, lat. 38° 25'; long. 105^ 20'," a 

 few miles below Canyon City, Colorado. 



Fig. 49.— Callospermophilus lateralis. San Francisco Mountains, Arizona. (Cat. No. 22747, 

 U.S.N. M.) a, Dorsal view; b, Ventral view, c, Lateral view 



Geographical range. — Transition and Lower Boreal zones of moun- 

 tains of the Colorado Plateau, in Arizona, New Mexico, and north- 

 ward. 



Description. — About the- size of Sciurus- hudsonicus. ~ Length, 275 

 mm.; tail vertebrae, 100; ear from crown, 15: ear from notch, 22; hind 



