274 



CICHLID^E. 



teeth in 5 or 6 series ; 2 cr 3 series of scales on the cheek. Gill-rakers 

 rather short, 13-15 on lower part of anterior arch. Dorsal XIII 13-14 ; 

 spines weak, subequal from the seventh, nearly \ length of head ; 

 posterior soft rays produced, f to •§• length of head. Anal III 8-9 ; 

 spines weak, third ^ length of head; soft rays produced like the 

 dorsals. Pectoral as long as head, extending beyond vertical of origin 

 of anal. Ventral produced into a very long filament, nearly twice as 

 long as head. Caudal with deep crescentic notch. Caudal peduncle 

 1J times as long as deep. Scales finely denticulate, 38-43 fjzj^; lateral 



no_or> 



lines jipjg. Bluish black above, bright silvery beneath ; fins blackish. 

 Total length 110 millim. 

 Luke Tanganyika. 



1-2. Types. Niamkolo. Dr. W. A. Cunnington (C. ). 



Fie. 186. 



Cunniiiytoiiia longiventralis. 

 Type (Tr. Z. S. 1906). f 



4. SIMOCHROMIS. 



Bonleng. Tr. Zool. Soc. xv. 1898, p. 19, and Poiss. Bass. Congo, p. 451 (1901) ; 

 Pellegr. Mem. Soc. Zool. France, xvi. 1904, p. 306. 



Body moderately elongate ; scales denticulate ; two incomplete 

 lateral lines. Jaws with broad bands of very small tricuspid teeth and 

 an outer row of bicuspid teeth ; these outer teeth differentiated on the . 

 sides of the pvsemaxiHaries, enlarged and conical ; mouth nearly straight 



