COLOBUS 121 
also in Gaboon ; and lastly in Angola, and thence eastward to the Valley 
of the Pangani in German East Africa, C. ANGOLENSIS has its range. 
Of the recognized species, the habitat of C. TEMMINCKI is quite un- 
known, but if in the future it should be proved to be the same as C. 
FULIGINOSUS, Senegambia is the country in which it must be sought. 
KEY TO THE SPECIES. 
A. Upper parts and legs not black. 
a. Head partially crested. 
b. 
, 
a.’ Median reddish olive crest tipped with black... .C. verus. 
Hairs on forehead directed forward. 
, 
a. Tufts over ears. 
a.” Black line between tufts, outside of 
ims dare Drown 20. PY C. rufomitratus. 
b.” No black line between tufts. 
a.” Outer side of limbs pale brownish 
ro perineal bags PP IH: C. tephrosceles. 
b.” Outer side of limbs red ........ C. nigrimanus. 
c.” Quter side of limbs Prout’s brown ...C. ellioti. 
b.’ No tufts over ears. 
” 
a.” Side of head and jaws red, tail at base 
REE IO TN a nil gS a ina 2 ok veo C. preussi. 
b.” Side of head and jaws white. 
@  SMOUIOETS 0 atlas DIQCK . . nop 0 «.< C. kirki. 
Oss lets aud atime ped... ks... i. C. bouvieri. 
c. Sides of head and jaws yellowish red ...C. tholloni. 
Sides of head and jaws orange red ...C. temmuncki. 
e.” Sides of head and jaws black ..Spec. from 
Avakubi, W. of L. Albert. 
f.” Sides of head yellowish white and red, 
between lower jaws red ................ C. foai. 
g. Sides of head ferruginous ..:.......... C. graueri. 
h.” Sides.of head, fuscous ....... 060.608 C. oustaleti. 
B. Upper parts black, legs not black. 
Toareetaet: Dag Sheds ureF, ct. omar, » So C. ferrugineus. 
Dees Marly dow. Jeb es oilseed hoes C. fuligiosus. 
hen? daretherrnginous: (J. sored Sa es C. rufoniger. 
Leos Draght rtistet fed 1. .4C seks Udi. 0d: C. pennant. 
es aoees 
Meet PL MAP ott. od oO ONO IA C. godonorum. 
