106 



RHINOCEROS 



tions. Opposite these are shown the ancestors of the dogs, cats and 

 other carnivores and the Creodonts or Primitive Carnivores of the 

 early Tertiary. Next to these are the small mammals — the insectivores, 

 rodents and marsupials; and the fossil lemurs and monkeys, fragmentary 

 but interesting because of their bearing on the ancestry of man. 



On the south side on the right are skeletons of titanotheres, on the left 

 of uintatheres, huge, extinct, horned animals peculiar to North America. 





SKULL OF TRICERATOPS 



A huge, two-horned Dinosaur suggesting a Rhinoceros 





