This genus, like the preceding, contains but a single species,

THE GORILLA. GORILLA GORILLA.

Troglodytes gorilla, Wyman, Bost. Journ. Nat. Hist. (2), v., p. 419, pls. 1-4 (1847); Winwood-Reade, P. Z. S., 1863, p. 171; Owen, Tr. Z. S., ii., p. 381; v., pp. 1, 243, pls. i.-xiii., and xliii.-xlix; Scl., P. Z. S., 1877, p. 303; Cunningham, Mem. Roy. Irish Ac., p. 1 (1886).

Gorilla gina, Is. Geoffr., Arch. Mus., viii., pls. 2-4 (1852).

Troglodytes savagei, Owen, P. Z. S., 1848, p. 29.

Gorilla savagei, Is. Geoffr., Rev. et. Mag. de Zool., p. 104 (1853); Gray, Cat. Monkeys Brit. Mus., p. 7 (1870).

Pithecus gorilla, Blainv., Osteogr., pls. 2, et 5 bis (errore P. gesilla).

PLATE XL.

THE GORILLA.