vi CONTENTS 



CHAPTER X 



PAGE 



ORDER OF THE ELEPHANTS .... PROBOSCIDEA 129 



The Mastodon 130 



The Mammoths 132 



Living Species of Elephants 134 



CHAPTER XI 



ORDER OF WHALES AND PORPOISES .... CETE 138 



Family of Baleen Whales 140 



Sperm Whale Family . 144 



Dolphin and Porpoise Family 146 



The Killer "Whale" 148 



CHAPTER XII 



ORDER OF SEA-COWS SIRENIA 158 



The Manatee 159 



The Dugong 163 



The Arctic Sea-Cow 164 



CHAPTER XIII 



ORDER OF TOOTHLESS MAMMALS . . . EDENTATA 165 



Armadillo Family 165 



Family of Ant-Eaters 171 



Sloth Family 175 



