k; 



MK. R. J. POCOCK A REVISION Of 



[June 18, 



of some adults. In 189M Sclater, to whom only the young was 

 known, classified the S})ecies in his " melanochirine '" section ; but 

 in the same yeai' Matschie pointed out its a.ftinity to the " spot- 

 nosed" group. This obsei'vation was corroborated in 1894 and 

 again in 1897 l)y Pousargues, who added to oui' knowledge of the 

 species the fact that the nasal field is completely naked in the 

 young individual and covei-ed with white hairs in some adult 

 examples. In the type specimen, as asserted by Sclater, the area 



Text-fia-. 185. 



Cercojiifhems erythru(iaster Gvay. 

 (From a specimen li\ing in the Society's Gardens.' 



ill question is clothed with black hairs with whitish bases. Hence 

 it seems probable that the condition of this specimen represents a 

 stage intermediate between that of the naked-nosed young and of 

 the white-nosed adult observed by Pousargues. There is, how- 

 ever an example (text-figure 185) now living in the Gardens which 

 a,ppeais to be almost or quite adult and the nose is jet-black. 

 Pousargues placed this species inclose proximity to C .petaurisia^ 



