Laboratory Exercise 5
Western Mammals II
| Order Rodentia | ||
| Family Sciuridae | Tamius minimus* | Least chipmunk |
| Tamius merriami* | Merriam’s chipmunk | |
| Tamius dorsalis* | Cliff chipmunk | |
| Tamius speciosus* | Lodgepole chipmunk | |
| Tamius ruficaudus* | Red-tailed chipmunk | |
| Marmota flaviventris | Yellow-bellied marmot | |
| Cynomys ludovicianus | Black-tailed praire dog* | |
| Spermophilus richardsoni* | Richardson's ground squirrel | |
| Spermophilus armatus | Uinta ground squirrel | |
| Spermophilus beldingi* | Belding's ground squirrel | |
| Spermophilus columbianus* | Columbian ground squirrel | |
| Spermophiluss tridecemlineatus* | Thirteen-lined ground squirrel | |
| Spermophilus lateralis* | Golden-mantled ground squirrel | |
| Ammospermophilus leucurus | White-tailed Antelope squirrel | |
| Sciurus griseus | Western gray squirrel | |
| Sciurus aberti | Abert's squirrel | |
| Sciurus apache | Apache fox squirrel | |
| Tamiasciurus douglasi | Douglas’ Squirrel | |
| Family Cricetidae | Sigmodon hispidus | Hispid Cotton rat |
| Sigmodon fulviventer | Tawny-bellied cotton rat | |
| Lemmus trimucronatus | Brown lemming | |
| Note: Some books will use Eutamias for Tamias or will use Citellus for Spermophilus | ||