106 



lilllSnt !■;/,><» 



bions. Opposite these arc shown the ancestors of the dogs, cats and 

 other carnivores and the Creodonts or Primitive Carnivores of the 

 early Tertiary. Next to these arc the -mall mammals — the insectivores, 

 rodents and marsupials; and t he 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 



