CONTENTS 



Beavers (Family Castoridae) ..... 



Grasshopper Mice, Harvest Mice, White-footed 

 Mice, Rice Rats, Cotton Rats, and Wood Rats 

 (Subfamily Cricetince) ...... 



Voles, Lemmings, Lemming Mice, Red-backed 

 Mice, Meadow Mice, and Muskrats (Subfamily 

 Microtinse) ..... 



Introduced Rats and Mice (Family Muridas) 



Mountain Beavers (Family Aplodontiidas) 



Jumping Mice (Family Zapodida?) . . 



Porcupines (Family Erethizontida) . 



PiKAS (Family Ochotonidae) 



Hares and Rabbits (Family Leporidee) 



Peccaries (Family Tayassuidse) 



Deer (Family Cervidae) .... 



Pronghorns (Family Antilocapridae) 



Bisons, Muskoxen, Mountain Sheep, and A-Iou 

 Goats (Family Bovidas) .... 



Armadillos (Family Dasypodidee) 



Manatees (Family Trichechidae) 



Right Whales (Family Balaenidae) . 



Gray Whale (Family Rhachianectidae) 



Finbacks, Rorquals, and Humpback Whales (Famil 

 Balasnopteridse) ..... 



Sperm Whale (Family Physeteridae) 



Pigmy Sperm Whale (Family Kogiidae) 



Dolphins and Porpoises (Family Delphinidae) 



Beaked Whales (Family Ziphiid£e) . 



Bibliography ..... 



Index 



327 



332 



394 



448 

 452 



458 

 464 

 470 

 477 

 511 

 513 

 533 



537 

 550 

 554 

 558 

 559 



560 

 563 

 564 



565 

 572 



575 

 587 



