13G PRINCIPAL TOPICS CONSIDERED IIST CHAP. II., SEC. II. 



SUB-SECTION V. 



Ungulata defined. Their teeth. Artiodactyls. Ruminantia. Camels and 



Llamas. Giraffe. Osen, Antelopes, Goats, Sheep, etc. Pronghorn. Deer. 



Hippopotamus. Hogs, etc. Perissodactyls. Horse, etc. Rhinoc- 

 eroses. Tapirs. 



BUB-SECTION VI. . 



Hyracoidea. Size and appearance. Their feet and teeth. 



SUB-SECTION VII. 

 Proboscidea. The Elephant. Size. Proboscis. Teeth, Mastodon. 



SUB-SECTION VIII. 



Sirenia. Their appearance, structure, and habits. Kinds of Sireuians. 



SUB-SECTION IX. 



Cetacea. Their appearance and structure. Zeuglodonts. Denticetes. 



Sperm Whales. Mysticetes. Right Whales. 



SUB-SECTION X. 



Chiroptera. Their structure and habits. Insectivorous Bats. Frugivo- 



rons Bats. 



SUB-SECTION XI. 

 Insectivora. Their structure arid habits. Galeopethecus. Shrews. - 



SUB-SECTION XII. 



Rodentia. Their structure. Teeth. Size. Jerboas, Rats, etc. 



Pouched Gophers, etc. Beavers, Squirrels, Porcupines, Hares, etc. 



SUB-SECTION XIII. 



Edentata. Their structure. Ant-eaters. Sloths. Megatherium, etc.- 



Armadillos. 



SUB-SECTION XIV. 



Marsupialia. Belong in Australia and America. Their structure. Wom- 

 bats. Kangaroos. Opossums. 



SUB-SECTION XV. 



Monotremata. Belong to Australia. Their structure. Spiny Anteater. - 



Duckbill. 



