4 
Ungulata 
PAGK 
68 
a. Artiodactyla 
68 
Bovidae 
68 
Antilocapridae, Giraffidae . . 
70 
Cervidae 
70 
Tragulidae 
71 
Camelidae 
71 
Merycoidodontidae . . 
71 
Suidae, Anthracotheriidae, Entelodontidae. . 
71 
b. Perissodactyla . . 
71 
Equidae 
71 
Rhinocerotidae, Tapiridae . . 
72 
c. Hyracoidea, Typotheria 
72 
d. Proboscidea 
73 
Sirenia 
73 
Cetacea 
73 
Edentata 
74 
Marsupialia 
74 
Monotremata 
75 
