140 COLOEBTS 
Color. Broad band on forehead, sides of head covering the ears, 
and extending downward including chin and throat, and thighs from 
anal region to knees white; rest of pelage, top of head, nape, body 
above and below, arms and hands, legs from below knees, inner side of 
thighs and feet black; tail black at base, remainder white. Ex speci- 
men British Museum. 
Measurements. Total length, 1,543; tail, 914.4; foot, 171.4. ° 
Skull: total length, 116; occipito-nasal length, 102; zygomatic width, 
81; intertemporal width, 40; median length of nasals, 19; length of 
upper molar series, 33; length of mandible, 84; length of lower molar: 
series, 38. Ex specimen Berlin Museum. 
CoLoBus PoLycomus (Schreber). 
Simia polycomos Schreb., Saugth., 1775, pl. XD. (nec desc.). 
Simia (Cercopithecus) regalis Kerr, Anim. Kingd., 1792, No. 61. 
Simia comosa Shaw, Genl. Zool., I, 1800, p. 59. 
Colobus polycomus Illig., Prodr. Syst. Mamm. et Av., 1811, p. 
69; E. Geoff., Cours Hist. Nat., 1828, p. 14, 8me Lecon; Less., 
Spec. Mamm., 1840, p. 67; Wagn., Schreb., Saugth. Suppl., 
I, 1840, p. 108; V, 1855, p. 36; Reichenb., Vollstand. Naturg. 
Affen, 1862, p. 82, fig. 194; Gray, Proc. Zool. Soc. Lond., 
1868, p. 181; Jd. Cat. Monkeys, Lemurs and Fruit-eating 
Bats, Brit. Mus., 1870, p. 1; Rochebr., Faun. Sénégamb., 
Suppl. Vert., 1887, p. 117, pl. VIII; Matschie, Sitzungsb. 
Ges. Naturf. Freunde, Berlin, 1892, p. 227. 
Colobus ursinus Ogilby, Proc. Zool. Soc. Lond., 1835, p. 98; 
Less., Spec. Mamm., 1840, p. 70; Martin, Mammif. Anim., 
1841, p. 495; Fras., Zool. Typ., 1849, pl. I; I. Geoff., Dict. 
Hist. Nat., IV, 1849, p. 208; Sclat., Proc. Zool. Soc. Lond., 
1860, p. 245; Reichenb., Vollstand. Naturg. Affen, 1862, p. 
86, fig. 197; Schleg., Mus. Pays-Bas, Simiz, 1876, p. 24; 
Forbes, Handb. Primates, II, 1894, p. 93; Johnst., Proc. Zool. 
Soc. Lona, 1905, p. 199. 7 
Semnopithecus (Colobus) polycomos Wagn., Schreb., Saugth. 
Suppl., I, 1840, p. 108. 
Guereza ursina Trouess., Consp. Mamm., 1879, p. 10. 
URSINE GUEREZA. 
Type locality. Unknown. 
Geogr. Distr. Sierra Leone; Liberia (Johnston), West Africa. 
Genl. Char. Allied to C. vELLEROsUs, but tail white from the root. 
Color. Front and sides of head, extending behind ears, cheeks, 
