Chap. XVIII.] 



SUMMARY. 



297 



the face and ears are intensely black, finely contrasted 

 with a white transverse crest over the eyebrows and with 



Fig. 76.— Cercopithecus Diana (from Brehm). 



a long white peaked beard, of which the basal portion is 

 black. 46 



46 1 have seen most of the above-named monkeys in the Zoological 

 Society's Gardens. The description of the Semnopithecus nemceus is taken 

 from Mr. W. C. Martin's 'Nat. Hist, of Mammalia,' 1841, p. 460; see 

 also pp. 475, 523. 



