92 



ERA OF THE TERTIARY FORMATION. 



FIG. 67. of these bear a strik- 



ing resemblance to pa- 

 chyderms of the same 

 families still existing. 

 We have, in the mas- 

 todon and mammoth, 

 which succeed each 

 other in the strata, ele- 

 phants variously distin- ' 

 guished from the pre- 

 sent by peculiarities in 

 their dentition, and 

 hence considered as of 

 different species. What 

 is remarkable of these 

 ancient animals is their 

 having lived in couu- 

 Molar Tooth of Asiatic Elephant. tries so far beyond the 



present range of their 



family, namely, throughout the whole temperate region of Asia 

 and Europe (England not being excepted), and even so far north 



FIG. 68. 



Skeleton of Mammoth. 



