2. The Carnivora proper, consisting chiefly of the cat family, including lions, tigers, and their allies; the bear family, including the badger, the coati-mondi, the racoon, &c.; the dog family, including the wolf and the fox; the weasel family; the civet-cats; and the hyæna.
3. The Amphibia, consisting of the seals, and other allied animals.
V. Marsupialia, including the opossums and the kangaroos.
VI. Monothrema, containing the Echidna and Ornithorhynchus of Australia.
VII. Rodentia, or gnawing animals. The principal of these are the squirrel family, mice and rats, hares and rabbits, the beaver, the porcupine, and the guinea-pig.
VIII. Edentata, or toothless animals, that is, without front teeth. The principal of these are the sloths, the armadillos, and the ant-eaters.
Section II.—Ungulated or Hoofed Mammalia.
IX. Pachydermata, or thick-skinned animals. The principal of these are the elephant, the hippopotamus, the rhinoceros; the horse family, including the ass, the mule, the zebra, and the quagga; the wild boar family, and the tapir.
X. Ruminantia, or ruminating animals, the principal of which are the camel family, the deer family, the giraffe, the antelope family, the goat family, the sheep family, and the ox family.