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GORILLA 213 
the material in the Museums of the world is not sufficient to prove 
that any one of them is not entitled to the rank assigned it. One may 
have sincere doubts regarding the status given examples, but doubts are 
not proofs, and the latter alone permit decided opinions to be reached. 
GoRILLA GORILLA (Wyman 
Troglodytes gorula Wyman, cag tas Nat. Hist. Soc. Bost., V, 1847, 
p. 419, pls. I-IV ; Owen, Proc. Zool. Soc. Lond., 1848, p. 33; 
1859, p. 1; Jd. Trans. Zool. Soc. Lond., IV, 1851, p. 75, pls. 
XXVII, XXVIII; 1866, p. 243, pls. I-XIII, (read 1859) ; 
Du Chaillu, Exped. and Expl. Equat. Afr., 1861, p. 388; 
Read, Proc. Zool. Soc. Lond., 1863, p. 171; Mivart, Proc. 
Zool. Soc. Lond., 1865, p. 581; Du Chaillu, Journ. Ashango- 
Land, 1894, p. 56; Sclat., Proc. Zool. Soc. Lond., 1877, p. 
303; Cunningh., Mem. Roy. Irish Acad., 1886, p. 1; Forbes, 
Handb. Primates, II, 1894, p. 180; Matschie, Sitzungsb. 
Gesell. Nat. Freund., Berlin, 1904, p. 47. 
Gorilla gina 1. Geoff., Archiv. Mus. Hist. Nat., Paris, VIII, 1852, 
pls. II-IV ; Dahlb., Stud. Zool. Fam. Reg. Natur., fase. I, 1856, 
p. 84, Tab. II, IIL; Pousarg., Ann. Scien. Nat., Paris, 7me 
Sér., III, 1896, p. 141. 
Troglodytes savagei Owen, Proc. Zool. Soc. Lond., 1848, p. 27; 
I. Geoff., Rev. Mag. Zool., 1853, p. 104; Reichenb., Vollstand. 
Naturg. Affen, 1862, p. 106, figs. 473, 495 ; Gray, Cat. Monkeys, 
Lemurs and Fruit-eating Bats, Brit. Mus., 1870, p. 7. 
Pithecus gesilla (!) Blainv., Ostéog., 1839-64, pls. II, V bis. 
Troglodytes gorilla Duvern., Archiv. Mus. Hist. Nat., Paris, VIII, 
1855, p. 29. 
Satyrus adrotes Meyer, Wiegm., Archiv., 1856, p. 182. 
Anthropopithecus gorilla Anders., Cat. Mamm. Ind. Mus. Calc., 
1881, p. 2. 
The Gorilla Bedd., Proc. Zool. Soc. Lond., 1899, p. 65, text figs. 
1-7, Sp. ? 
Gorilla gorilla Rothsch., Proc. Zool. Soc. Lond., 1904, p. 416; 
1906, p. 465. 
GORILLA. 
Type locality. Gaboon, West Africa. 
Geogr. Distr. Gaboon, not south of Sette Cama?, West Africa; 
range into interior unknown. 
Color. Face and chest bare, black; sides of head before ears black 
speckled with yellow ; arms and belly black ; back and outside of thighs 
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