SACCOMYlDvE DIPODOMYS CRICETODIPUS. 109 



FAM. SACCOMYIDAE. 

 Subfamily DIPODOMYINAE. 



Genus DIPODOMYS, Gray. 



DIPODOMYS PHILLIPSI OEDI, (Woodh.), Cones. 

 Kangaroo Rat. 



Dipodomys orclii, WOODHOUSE, Proc. Acad. Nat. Sci. Phila., 1853, 235 ; Sitgr. Rep. 

 Expl. Zufii & Colorado R,, 1853, 50, pi. 4. LEC., Proc. Acad. Nat. Sci. 

 Phila,, 1853, 224. AUD. & BACH., Q. N. A., iii, 1854, 317. BATED, Mamm. 

 N. A., 1857, 410, pi. 5, f. 1 ; pi. 21, f. 1 ; pi. 51, f. 1, 2 ; P. E, E. Eep., x, 1859, 

 Guuuison's & Beckwith's routes, mainni., 8 ; Whipplc's route, 14. COUES, 

 Am. Nat., i, 1867, 395. GRAY, P. Z. S., 1868, 201. ALLEN, Proc. Bost. Soc., 

 1874,42. 



Dipodomys plrillipsi ordi, COUES, Proc. Acad. Phila., 1875, 326. 



Dipodomys montamis, BAIRD, Proc. Acad. Phila., 1855, 334. 



Common on slopes of Rocky Mountains, extending southward into 

 Mexico, and north to the Upper Missouri. 



Specimens. 



Subfamily PEROGNATHIDINAE. 

 Genus CRICETODIPUS, Bd. 

 CEICETODIPUS FLAVUS, Bd. 

 Yellow Kangaroo Mouse. 



Perognathus flaws, BD., Proc. Acad. Nat. Sci. Phila., 1855, 332 ; Mauiiu. N. A., 1857, 

 423, pi. 8, f. 2 ; pi. 21, f. 3 -/(assigued to Cricctodipm). COUES, Am. Nat., 

 i, 1867, 397. HAYD., Trans. Am. Phil. Soc., xii, 1862, 147. ALLEN, Proc. 

 Bost, Soc. Nat. His., xxii, 1874, 42. 



Cricetodipus flavus, GEAT, P. Z. S., 1868, 203. COUES, Proc. Acad. Nat, Sci. Phila., 

 1875, 300. 



Very common throughout Utah. A number of specimens obtained. 

 It was obtained some years since at Fort AVhipple, Ariz., by Dr. Coues, 

 who has latterly found that its range extends to British America, 



