128 7 COLOBUS 
This is a very handsome species, remarkable for its red limbs and 
exceedingly long tail with its purplish tip. It is perhaps nearest to C. 
FERRUGINEUS. 
CoLOBUS KIRKI Gray. 
Colobus kirki Gray, Proc. Zool. Soc. Lond., 1868, pp. 180, 181, 
pl. XV; Jd. Cat. Monkeys, Lemurs and Fruit-eating Bats, 
Brit. Mus., 1870, p. 127; Schleg., Mus. Pays-Bas, Simiz, 
1876, p. 25; Kirk, Ann. Mag. Nat. Hist., XIII, 5th Ser., 1884, 
p. 307; Forbes, Handb. Primates, IT, 1894, p. 89; Pousarg., © 
Ann. Scien. Nat. Paris, III, 7me Sér., 1896, p. 166. | 
Piliocolobus kirki Rochebr., Faun. Feith Suppl. Vert., 1887, 
p. 112, pl. Yi: 
KIRK’S GUEREZA. 
Type locality. Island of Zanzibar. 
Geogr. Distr. Restricted to the Island of Zanzibar. 
Genl. Char. Face and ears naked, bluish black; tip of nose grayish 
white ; long hairs on head bent backward over forehead. 
_ Color. Forehead and sides of head yellowish white, the long 
hairs extending beyond sides of head; crown of head reddish brown, 
as are also the upper parts from shoulders, and lower part of neck; 
shoulders, outer side of arms, hands and feet black; hairs on inner — 
side of arms silvery gray to root; legs silvery gray, base of hairs black ; 
throat and entire under parts of body grayish white; tail at base like 
back, rest dull reddish brown, beneath buff a few black upright hairs 
on brow. | ) 
Measurements. Total length, about 1,270; tail, 610; foot, 137, 
(skin). Skull: occipito-nasal length, 78.8; Hensel, 57.7; zygomatic 
width, 69; intertemporal width, 38; width of braincase, 52.2; palatal 
length, 26.8; median length of nasals, 14; length of upper molar series, 
24.4; length of mandible, 68.1; length of lower molar series, 20.8. 
British Museum specimen, No. 6. 6. 5. 4. 
The type of this species is in the British Museum preserved in 
spirits. It is quite a young individual, the canines and last molar just 
showing. I have therefore taken the measurements from an adult 
individual, as giving a more correct idea of the animal’s size. 
CoLOBUS BOUVIERI (Rochebrune). 
Piliocolobus bouvieri Rochebr., Faun. Sénégamb., Suppl. Vert., 
1886-87, p. 108, pl. IV; Pousarg., Ann. Scien. Nat., I, 1896, 
p. 263, 8me Sér., Zool. 
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