190 THE MAMMALIA. 



day can show as distinct or regular a pedigree as 

 the horse. By means of the accompanying table 

 we will endeavour to solve our problem. The con- 

 nections are, upon the whole, so simple and clear 

 that, although palaeontologists may differ in the 

 explanation of the relationships, these differences 

 refer merely to subordinate points. 



TABLE SHOWING THE CONNECTION BETWEEN THE ODD-HOOFED ANIMALS. 



Present Time Tapir Rhinoceros Horse 



Diluvium Elasmotherium Pliohippus ' 



f Hipparion Protohippus 



Tapir Rhinoceros 



Aceratherium Anchitherium Miohippns 



Miocene Mesohippus 



Palffiotherhim med. Orohippus 



Lophiodon f Palaeotherium Eohippus 



Eocene Palffiotheridte (four and three toed) 



I 

 Anti-Eocene odd-hoofed animals 



1 American line of horses. 



1. TAPIE AND RHINOCEROS. 



Of Tapirs we have two or perhaps three species 

 in South America, and one in India. Their 

 favourite haunts are moist forests. Their dentition 

 is very complete in spite of a considerable gap 

 between the canines and molars. The dental for- 



