348 VERTEBRATE ANIMALS. 
in the form of hairs ; the young nourished by milk, secreted by special 
glands—the mammary glands ; skull with two condyles. 
DIvIsion A. NON-PLACENTAL MAMMALS, 
Order 1. Monotremata.—Ex. Duck-mole, Echidna. 
Order 2. Marsupialia.—Ex. Kangaroos, Opossums, Bandicoots, 
Wombats, 
Division B. PLACENTAL MAMMALS. 
Order 3. Zdentata.—ZLx. Sloths, Ant-eaters, Armadillos. 
Order 4. Stventa.—Ex. Manatee, Dugong. 
Order 5. Cetacea.—Ex. Whales, Dolphins. 
Order 6. Ungulata.—£x. Rhinoceros, Tapirs, Horse, Ass, 
Hippopotamus, Hogs, Camels, Giraffe, Deer, 
Antelopes, Oxen, Sheep, Goats. 
Order 7. Hyracoidea.—Ex. Hyrax. 
Order 8- Proboscidea.—Lx. Elephants. 
Order 9. Carnivora.—Ex. Seals, Walrus, Bears, Weasels, 
Otters, Dogs, Wolves, Foxes, Lions, Tigers, Cats. 
Order 10. Rodentia.—Ex. Hares, Rabbits, Porcupines, Beavers, 
Rats, Mice, Squirrels. 
Order 11. Chetroptera.—£x. Bats, and Fox-bats. 
Order 12. Jnsectivora—Lx. Moles, Shrew-Mice, Hedgehogs, 
Flying-Lemur. 
Order 13. Quadrumana—LEx. Lemurs, Spider-Monkeys, Ba- 
boons, Gibbons, Orang, Chimpanzee, Gorilla. 
Order 14. Bimana.—Man. 
