COLOBUS 143 
CoLOBUS ANGOLENSIS Sclater. 
Colobus angolensis Sclat., Proc. Zool. Soc. Lond., 1860, pp. 245, 
246; Reichenb., Vollstand. Naturg. Affen, 1862, p. 88, no fig. ; 
Gray, Proc. Zool. Soc. Lond., 1868, p. 181; Jd. Cat. Monkeys, 
Lemurs and Fruit-eating Bats, Brit. Mus., 1870, p. 18; 
Schleg., Mus. Pays-Bas, Simiz, 1876, p. 24; Sclat., Proc. 
Zool. Soc. Lond., 1880, p. 68; 1892, p. 97; Rochebr., Faun. 
Sénégamb., Suppl. Vert., 1887, p. 119; Bocage, Jorn. Sc. 
Lisb., 1889, p. 9; Matschie, Sitzungsb. Ges. Natur. Freunde, 
Berlin, 1892, p. 226; Forbes, Handb. Primates, II, 1894, p. 
96; Pousarg., Ann. Scien. Nat., 7me Sér., 1896, p. 146; I, 
8me Sér., 1896, pp. 267, 271, fig. 65. 
Guereza angolensis Trouess., Cours Mamm., 1879, p. 10. 
ANGOLAN GUEREZA. 
Type locality. Angola, West Africa. Type in British Museum. 
Geogr. Distr. Mouata-Yamvo country watered by the Kassai, left 
bank of Congo to Angola; West Africa. 
Genl. Char. Hair on head short; tail tufted; white spot between 
legs. 
Color. Band over eyes, temples, sides of face in front of ears, 
long hairs of mantle, throat and apical half of tail white; rest of head, 
body above and beneath, limbs, hands, feet and basal half of tail black. 
Ex type British Museum. Flat skin, and perfect specimen from Bon- 
gandango, Congo, in British Museum. 
Measurements. Skull: total length, 104-118; occipito-nasal length, 
85-86; intertemporal width, 41-45; Hensel, 71-78; zygomatic width, 
78; median length of nasals, 10-12; palatal length, 47; length of upper 
molar series, 30-31; length of mandible, 72-79; length of lower molar 
series, 30. 
Like C. palliatus, but without the frontal band, and the white on 
throat more restricted. 
CoLOBUS ABYSSINICUS Oken. 
Colobus abyssinicus Oken, Lehrb. Zool., III, 1816, Pt. II, p. 1182; 
Thos., Proc. Zool. Soc. Lond., 1900, p. 800, (note). 
Colobus guereza Riipp., Neue Wirbelth. Saugth., 1835, p. 1, pl. I; 
Less., Spec. Mamm., 1840, p. 68; Martin, Mammif. Anim., 
1841, p. 494; I. Geoff., Dict. Hist. Nat., IV, 1849, p. 117; Id. 
Cat. Primates, 1851, p. 17; Temm., Esquis. Zool. Guin., 1853, 
p. 23; Dahlb., Stud. Zool. Fam. Reg. Anim. Nat., fasc. I, 
