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Bulletin American Museum of Natural History 



[Vol. LXXII 



not perfectly certain on this point. The other specimens in the Congo 

 collection are from hills in the vicinity of Farad je and Aba. 



The Pelage 



Procavia j. lopesi appears to be one of the least variable of hyraxes as 

 regards its pelage. From early youth (Stage III) to old age the color 

 pattern, the color and the character of the pelage remains almost un- 

 changed. 



Fig. 3. Procavia j. 

 A. M. N. H. No. 53799. 



lopesi. Male, Stage VIII. 

 Natural size. 



Faradje, Belgian Congo. 



There is a very slight diminution of the orange tint of the throat and 

 belly between Stages III and VIII, and specimens of older individuals 

 show a somewhat greater restriction of black pigment in the region 

 of the ears, but beyond this, age leaves little mark upon them. 



From hair characters I am unable to distinguish the sexes. If there is 



