On following pages: 180. Yellow-cheeked Chipmunk (Tamias ochrogenys); 181. Long-eared Chipmunk (Tamias quadrimaculatus 184. Hopi Chipmunk (Tamias rufus); 185. Colorado Chipmunk (Tamias quadrivittatus); 186. Merriam''s Chipmunk (Tamias California Chipmunk (Tamias obscurus); 190. Gray-collared Chipmunk (Tamias cinereicollis); 191. Gray-footed Chipmunk 194. Eastern Chipmunk (Tamias striatus); 195. White-tailed Antelope Squirrel (Ammospermophilus leucurus); 196 harrisii); 198. Texas Antelope Squirrel (Ammospermophilus interpres). ); 182. Lodgepole Chipmunk (Tamias speciosus); 183. Panamint Chipmunk (Tamias panamintinus), merriami); 187. Alpine Chipmunk (Tamias alpinus); 188. Palmer's Chipmunk (Tamias palmeri); 189. (Tamias canipes); 192. Durango Chipmunk (Tamias durangae); 193. Buller's Chipmunk (Tamias bulleri),. Nelson's Antelope Squirrel (Ammospermophilus nelsoni); 197. Harris's Antelope Squirrel (Ammospermophilus in Sciuridae

On following pages: 180. Yellow-cheeked Chipmunk (Tamias ochrogenys); 181. Long-eared Chipmunk (Tamias quadrimaculatus 184. Hopi Chipmunk (Tamias rufus); 185. Colorado Chipmunk (Tamias quadrivittatus); 186. Merriam''s Chipmunk (Tamias California Chipmunk (Tamias obscurus); 190. Gray-collared Chipmunk (Tamias cinereicollis); 191. Gray-footed Chipmunk 194. Eastern Chipmunk (Tamias striatus); 195. White-tailed Antelope Squirrel (Ammospermophilus leucurus); 196 harrisii); 198. Texas Antelope Squirrel (Ammospermophilus interpres). ); 182. Lodgepole Chipmunk (Tamias speciosus); 183. Panamint Chipmunk (Tamias panamintinus), merriami); 187. Alpine Chipmunk (Tamias alpinus); 188. Palmer's Chipmunk (Tamias palmeri); 189. (Tamias canipes); 192. Durango Chipmunk (Tamias durangae); 193. Buller's Chipmunk (Tamias bulleri),. Nelson's Antelope Squirrel (Ammospermophilus nelsoni); 197. Harris's Antelope Squirrel (Ammospermophilus