11 
Oran. Skel. Neotoma cinerea (Ord.), Baird. Rocky Mountain Rat. 
Cran. 
Skel. 
£/// * 
1356. * 
Cran. 
Skel. 
967, / 
968, - 
969, 
970. 
Cran. 
Skel. 
Cran. Skel. Hesperomys (Vesperimus') leucopus (Raf.). White-footed 
597, v 1406. « Mouse. 
Sub-Family Arvicolince: Field Mice. 
Cran. Skel. Arvicola ( Myonomes ) riparius, Ord. Field Mouse. 
608, / //Of ✓ 
1040,/ *7 ' 
1404. 
/rCran. Skel. Fiber zibetliicus (Linn.), Cuvier. Musk Rat. 
228/ 2 . 0 U + 
229, ■ 
230, v 
1194. ' 
Family Saccomyid.® : Pouched Mice. 
Sub- Family Dipodomyince 
'*'7 * 
/*+ 2- / / 
2. i 
Cran. 
Skel. 
Dipodomys phillipsi ordi (Woodh.), Cs. Kangaroo Rat. 
681, v 
113^/ 
Cran. 
Skel. 
Cricetodipus flavus, Baird. Western Mouse. 
990. r 
Family Geomyid.® : Gophers. 
Cran. 
Skel. 
Geomys bursarius, Shaw. Pouched Gopher. 
7 1 9, / 
/7<?3 ✓ 
/ JTv 
^827. ✓ 
2.0 6> t-v 
SL.6 i d S 
Thomomys talpoides (Rich.), Baird. Fort Union Gopher. 
Cran. 
Skel. 
1 3 1 (X> 
Cran. 
Skel 
Thomomys talpoides umbrinus (Rich.), Cs. Black-faced 
1001, v 
/ S / 2-/ 
Gopher. 
1002. v 
/«rw v 
Family Castorid 2 E : Beavers. 
Cran. 
Skel. 
Castor canadensis, Kuhl. American Beaver. 
220, v 
1081, >/ 
221, v 
co 
o 
rH 
794, ✓ 
822. v 
// of ✓ 
Family Sciurid^: : Squirrels , etc. 
Sub- Family Sciurince : Typical Squirrels. 
Cran. 
Skel. 
Sciurus aberti, Woodh. Tuft-eared Squirrel. 
975. v 
1357. v 
•3(fe <8-(? e/t TyVlr - £7. /Kyi c ~ . C . iF. 
KF/ £U. ¥, 
