PELMATOCHKOMIS. 



413 



large, a little over twice as long as broad, with slightly concave upper 

 profile ; snout as long as broad, 1^ diameters of eye, which is 4 times in 

 length of head, 1^ times in interorbital width, and a little more than 

 depth of prgeorbital ; mouth oblique, extending to below anterior border 

 of eye ; teeth very small and few, in 3 series ; 3 series of scales on the 

 cheek, the width of the scaly part equal to diameter of eye. Gill-rakers 

 very short, posterior much expanded, much broader than long, 9 on 

 lower part of anterior arch. Dorsal XV 9 ; spines increasing in length 

 to the last, which measures f length of head; longest soft rays f length 



Fig. 282. 



Pelmatochromis microdon. 



Type (F. N.). 



of head. Anal 111 8 ; third spine as long as and stouter than last 

 dorsal. Pectoral as long as head, extending to above base of third anal 

 spine. Ventral reaching origin of anal. Caudal obliquely truncate, 

 upper rays longest. Caudal peduncle 1^ times as long as deep. Scales 

 denticulate, 32 -yr ; lateral lines yj. Olive above, grey beneath, with 

 six ill-defined darker vertical bars on the side; a blackish opercular 

 spot ; fins grey, posterior part of dorsal and caudal with small round 

 darker spots forming regular series between the rays ; posterior part of 

 anal fin with a few small orange ocellar spots. 



Total length 175 millim. 



Lake Victoria. 



1. Type. Bunjako. Mr. E. Degen (C). 



2(?). Yg. Entebbe. „ 



