CONTENTS xi 



PAGE 



Family of False Vampires 174 



Family of Horseshoe Bats 174 



Family of Fruit-Eating Bats 174 



CHAPTER VII 



ORDER OF GNAWING ANIMALS . GLIRES, OR RODENTS 180 



Squirrel Family 181 



Sewellel Family 212 



Beaver Family 212 



Family of Mice and Rats 218 



Important Groups of North American Mice and Rats . . 222 



Cheek-Pouch Mice and Rats 240 



Jumping Mouse Family 243 



Pocket Gopher Family 245 



Tree-Rats and Water-Rats 249 



Porcupine Family 252 



vlscachas and chinchillas 254 



Agouti and Paca 257 



Capybara and Cavy 259 



Pika Family 261 



Hare and Rabbit Family 262 



