146 LIST OF PLATES. 



Plate XXVI. 

 Fig. 1. The North American Porcupine (Hystrix hudsonius). • 

 2. The Northern Hare (Lepus americanus). 



Plate XXVII. 

 Fig. 1. The American Grey Rabbit (Lepus nanus). 



2. The Common American Wolf (Lupus occidentalis). 



Plate XX VIIL 

 Fig. 1. The American Deer (Cervus virginianus). 

 2. The American Stag (Elaphus canadensis). 



Plate XXIX. 

 Fig. 1. The Fossil Stag, skull, horns and teeth, (Elaphus americanus). 

 2. The Moose (Cervus alces). 



Horns of the second and third year. 



Plate XXX. 

 Fig. 1. The Beaked Whale (Rorqualus rostratus). 



2. The Manatee (Manatus americanus). 



Upper and front views of the snout. 



3. The Social Whale (Globicephalus melas). 



Plate XXXL 

 Fig. 1 . The Sea Porpoise (Delphinus delphis). 



2. The Sperm Whale (Physeter macrocephalus). 



3. The Right Whale (Balsena mysticetus). 



Plate XXXH. 

 Fig. 1 . The Grampus, a single tooth, lower jaw, (Phocaena orca). 



2. The American Elephant, fossil tooth, (Elephas americanus). 



3. The Musquash, skull, (Fiber zibethicus). 



4. The Manatee, skull, (Manatus americanus). 



Plate XXXHL 

 Fig. 1. North American Otter, skull, (Lutra canadensis). 



2. Teeth in the upper jaw, right side of the same. 



3. Vertical view of the same skull. 



4. The Southern Beaked Whale, skull, (Rorqualus australis). 



