LIST OF ILLUSTRATIONS 



Fig. page 



68. Skeleton of the American Mastodon {Mastodon 



americanus), from a drawing Vjy the late Professor 

 Marsh . . . . " . . . .100 



69. Skeleton of Indian Elephant {Elephas maximus) . 101 



70. Skull of an adult Indian Elephant . . .104 



71. Photographs of skulls of a Bull-dog on the left and 



of a Greyhound on the right to show the shortening 



of the bones of tlie face in the first . . . 105 



72. Photograph of the skull of the American Mastodon 



{Mastodon americanus), from the sj)ecimen in the 

 Natural History Museum . . . .106 



73. Skiill of a new-born Indian Elephant . . 107 



74. Section of the skvill of a young Indian Elephant . 108 



75. Section of a half-grown Indian Elephant's skull 109 



76. Lower jaw of an Indian Elephant . . .110 

 76a. The last molar of the lower jaw of a Mammoth . Ill 



77. Lower jaw of an adult African Elephant . .112 



78. Lower jaw of the American Mastodon . .113 



78a. Molar teeth of Mastodon arvernensis, photographed 



from specimens found in the Red Crag of Suffolk. 115 



79. Photograph of the complete skeleton of Mastodon 



{Tetrabelodon) angustidens, from the Miocene 

 strata of the South of France . . .116 



80. Restored representation of the skull and 'ower jaw 



of Mastodon {Tetrabelodon) angustidens, from a 

 drawing prepared by Dr. Henry Woodward, F.R.S. 117 



81. The skull of Dinotherium giganteum, Kemp, from 



the Miocene of Eppelsheim, near, Worms, on the 

 Rhine 118 



xiv 



