810 



BULLETIN 56, UNITED STATES NATIONAL MUSEUM. 



Spermoiihilus lateralis, F. Cuvier, Suppl. Buffon, I, Main., I, 1832, p. 335. — Baird, 



Mam. N. Am., 1857, p. 312. — Miller and Rehn, Proc. Bost. Soc. 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. — Coues and Yarrow, Wheeler Surv., V, 



Zool., 1875, p. 119 (Apache, Arizona). — Merriam, North American Fauna, 



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

 [^Spermophllus] lateralis, Elliot, Field Col. Mus., Zool. Ser., II, 1901, p. 83 l"Sper- 



7nop}iilus {Callosperrnopliilus) lateralis,^ ^ fig. 17]. (Synop. Mam. N. Am.) 

 C'l'dellus] lateralis, Elliot, Field. Col. Mus., Zool. Ser., IV, 1904, p. 147, in text 



(Mam. Mid. Am.). 

 Yung-yV-uh, of the Hopi Indians of northeast Arizona. 



Type-locality.— '' Arkansas River, lat. 38° 25'; long. 105° 20'," a 

 few miles below Canyon City, Colorado. 



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

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



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

 tains of the Colorado Plateau, in Arizona, J^ew Mexico, and north- 

 ward. 



Description. — About the size of Scixirui< liudmnlcuH. Long-th, 275 

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



