MAPS 
ILLUSTRATING THE DISTRIBUTION OF SPECIES AND 
SUBSPECIES, BELONGING TO-THE GENERA REPRESENTED 
WITHIN OUR LIMITS, IN EASTERN UNITED 
STATES AND SOUTHERN CANADA. 
Opossums, Didelphis 56 
Deer, Odocoileus 66 
Elk or Wapiti, Cervus 73 
Moose, Paralces 80 
Caribou, Rangifer 84 
Bison or Buffalo, Bison 94 
Flying Squirrels, Sciuropterus 107 
Fox Squirrels, Sciurus (subgenus Parasciurus) II4 
Gray Squirreis, Sciurus (subgenus Neosciurus) 121 
Red Squirrels, Sciurus (subgenus Tamiasciurus) 127 
Chipmunks, Tamias . 132 
Little Chipmunk, Eutamias 136 
Striped Prairie Squirrels, Citellus 143 
Franklin’s Prairie Squirrel, Citellus : 3 149 
Woodchucks, Marmota 155 
- Beavers, Castor ; 169 
White-footed Mice, Peromyscus leucopus and races 189 
Prairie White-footed Mice, Peromyscus maniculatus and races 195 
Cotton Mice, Peromyscus gossipinus and races 197 
Golden Mice, Peromyscus nuttalli and races . 200 
Rice Field Mice, Oryzomys polustris and races 203 
Wood Rats, Neotoma 206 
Red-backed Mice or Voles, Evotomys : 212 
Meadow Mice or Voles, Microtus (subgenus Microtus) 217 
Prairie Meadow Mice or Voles, Microtus (subgenus Pedomys) 221 
Mole Mouse or Vole, Microtus (subgenus Pitymys) ha 224 
Muskrats, Fiber .  . 232 
Lemming Mice, Synaptomys 238 
Pocket Gophers, Geomys 244 
Jumping Mice, Zapus F 251 
