262 CHAKACINID.E. 



Upper Congo (Lake Leopold II. and Alima River), Shari River. — 

 Type in Congo Museum, Tervueren. 



1. One of the types. Ibali, Luke Leopold II. M. P. Delkez (C). 



3. DISTIOHODUS NOBOLI. 

 Bouleng. Ann. Mus. Congo, Zool. i. p. 81, pi. xxxv. fig. 2 (1899), and Poiss. Bass. 

 Congo, p. 189 (1901). 



Depth of body 2| times in total length, length of head 31 times. 

 Head a little longer than deep ; snout broad and rounded, a little 

 shorter than eye, which is 3 times in length of head ; interorbital width 

 1\ times in length of head ; maxillary extending to below nostrils ; 

 teeth in two series in each jaw, outer series containing 16-18 teeth. 

 Dorsal 20 (4 unbranched), a little nearer head than caudal, its base 

 \\ times its distance from adipose fin, which is small. Anal 16 (3 un- 



Fig. 199. 



-M^, 





\y 





Distichodus noholi. 

 Type (A. M. C). 



branched). Pectoral § length of head. Caudal forked, with rounded 

 lobes. Caudal peduncle a little deeper than long. Scales 45 ~ Q , 8 

 between lateral line and root of ventral. Olive above, silvery beneath ; 

 dorsal red, with a large black blotch covering its anterior third ; ventral, 

 anal, and caudal red ; a round black spot at root of caudal. 



Total length 60 millim. 



Upper Congo (Lake Leopold II.). — Type in Congo Museum, 

 Tervueren. 



4, DISTICHODUS NOTOSPILUS. 

 Giinth. Ann k Mag. N. II. (3) xx. 1867, p. 114 ; Bouleng. Poiss. Bass. Congo, 

 p. 186 (1901). 

 Depth of body 2 to 1\ times in total length, length of head 3§ to 4$ 

 times. Head as long as deep, If to 2 times as long as broad ; snout 



