284 THE ZOOLOGIST. 
For our present purposes the genus Cercopithecus may be 
roughly divided into four sections :-— 
Ist. Value £1 to £1 10s. or £2 each :— 
The Grivet-Vervet Monkeys, C. cynosurus, griseo-viridis, 
callitrichus, lalandit, and pygerythrus : and Sykes’s Monkey, 
-C. albigularis. 
and. Value £2 10s. to £3 each :— 
C. petaurista, nictitans, cephus, talapoin, patas, and mona. 
3rd. Value £3 10s. to £6 each :— 
C. diana, schmidti, wolfi, and campbelli. 
4th. Value £6 and upwards :— 
C. neglectus (or brazgze); particularly fine individuals of the 
more showy species, mentioned in the 2nd and 8rd sections ; 
and examples of newly described species. 
Cercocebus fuliginosus, the Sooty Mangabey, may be bought 
at from £1 or £1 10s. to £3 or £3 5s. each, according to size. 
C. collaris and C. ethiops, the only other Mangabeys at all 
frequently imported, for from £2 to £3 each. 
Of the genus Macacus, there are three species which are 
brought from Southern Asia to Europe in enormous numbers, 
and can be bought for from fifteen shillingsup to £2 each. These 
are: the Bonnet Monkey, M. sinicus; the Common Macaque, 
Kra, or Jew Monkey, M. cynomolgus (now generally called M. 
fascicularis) ; and the Rhesus or Bandar, M. rhesus. 
The Pig-tailed Monkey, or Broh, M. nemestrinus, is also fre- 
quently imported; small specimens are generally sold for £1 
each, adult males for as much as £5 each. 
Other species of Macacus comparatively seldom enter the 
market: the only notes (for Europe) I have are :— 
M. silenus, Wanderoo. £7 10s. 
M. maurus, Moor Macaque. £8 1és. 
M. rufescens, Reddish Macaque. £5. 
M. inuus, Barbary or Rock Ape. £4. 
The Black Ape of Celebes, Cynopithecus niger, is not often 
to be obtained: young individuals have been offered at £3 each. 
The true Baboons, genus Cynocephalus (or Papio), for trade 
purposes fall at once into two sections :— 
1st. The Chacma, Anubis, Doguera, Sphinx, Yellow, and 
Arabian Baboons: which can be obtained from £2 each and up- 
