COLOBUS 133 
upper parts and limbs paler brown; sides of head fuscous; throat, 
and under parts pale grayish brown; hands and feet brownish black; 
tail at root color of back; remainder black. Ex type in Paris Museum. 
Measurements. Total length, 1,346.2; tail, 711.2; foot, 165.1. 
Skull: total length, 112; Hensel, 77; occipito-nasal length, 91; zygo- 
matic width, arch broken; intertemporal width, 42; breadth of brain- 
case, 57; median length of nasals, 12; length of upper molar series, 
29; length of mandible, 76; length of lower molar series, 36. Ex type 
Paris Museum. 
This is a plainly colored Guereza, being of an almost uniform 
brown, darkest on head and upper parts of body. There are no tufts 
nor hairy crests, and in its peculiar coloration the species is unique 
in the genus. 
Subgenus Piliocolobus. 
Ears not tufted, upper parts and legs sometimes black. 
CoLOBUS FERRUGINEUS (Shaw). 
Simia ferruginea Shaw, Gen. Zool., I, 1800, p. 59; Desm., Mamm., 
1820, p. 53; Fisch., Syn. Mamm., 1829, p. 13. 
Colobus ferrugineus Illig., Prodr. Syst. Mamm., 1811, p. 69; E. 
Geoff., Cours Hist. Nat. Mamm., 1828, p. 15, 8me Legon; 
Less., Spec. Mamm., 1840, p. 68; Gerv., Hist. Nat. Mamm., I, 
1854, p. 66; Reichenb., Vollstand. Naturg. Affen, 1862, p. 86, 
figs. 191, 192; Gray, Proc. Zool. Soc. Lond., 1868, p. 161; 
Schleg., Mus. Pays-Bas, Simiz, 1876, p. 27; Sclat., Proc. 
Zool. Soc. Lond., 1890, p. 590, pl. XLVIII; Forbes, Handb. 
Primates, 1894, p. 91; Pousarg., Ann. Scien. Nat., Paris, ITI, 
7me Sér., 1896, p. 162; Johnston, Proc. Zool. Soc. Lond., 
1905, p. 199. 
Colobus ferruginosus E. Geoff., Ann. Mus. Hist. Nat. Paris, XIX, 
1812, p. 92; Ogilby, Menagerie, 1838, p. 267; Martin, Mam- 
mif. Anim., 1841, p. 498. 
Colobus rufo-fuliginosus Ogilby, Libr. Entert. Knowl., 1838, p. 
270; Pousarg., Ann. Scien. Nat., III, 7me Legon, 1896, p. 
163. 
Colobus ferruginea (!) Less., Spec. Mamm., 1840, p. 68; Gray, 
Cat. Monkeys, Lemurs and Fruit-eating Bats, Brit. Mus., 
1870, p. 18. 
