190 



from Lake Chahafi and Lake Mutanda, Kigezi district, south- 

 western Uganda. Close to C. carsonii Boulenger and C. lio- 

 cephalus Boulenger, differing from the former chiefly in the longer 

 maxillary barbel, and from the latter in the shorter maxillary 

 barbel and fewer gill-rakers. 



