in this country down to so late a period as the end of the sixteenth century.
Fig. 143.—Wart Hog. Phacochoerus aethiopicus. × 1⁄6.
The African Wart Hog, genus Phacochoerus, is usually regarded as the type of a distinct genus of Pigs. This animal, "superlatively ugly" with its huge tusks and great protuberances upon the face, is chiefly to be distinguished from the genus Sus by these characters, and by the complexity of the last molar, which, with the tusks, are sometimes in aged animals the only teeth left. The complete formula is Pm 2/2 M 3/3. There are two species of this genus, P. aethiopicus and P. africanus. When enraged the Wart Hog is said to carry its tail directly up, and to present a ludicrous as well as ferocious appearance.
Fig. 144.—Head of Wart Hog.
The Celebesian Babyroussa, genus Babirusa, is an almost hairless hog with enormously upturned tusks in both jaws of the
