274 



CICRLIDJE. 



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

 rather short, 18-15 on lower part of anterior arch. Dorsal XIII 13-ld 

 spines weak, snbequal from the seventh, nearly ^ length of head 

 posterior soft rays produced, f to f 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 witli deep crescentic notch. Caudal peduncle 

 1| times as long as deej). Scales finely denticulate, 38-43 14:35; lateral 

 lines jr,j]|. Bluish black above, bright silvery beneath ; fins blackish. 

 Total lenoth 110 niillim. 



Lake 'I'anganyika. 

 •2. Types. 



Ni: 



mikolo. 



Dr. W. A. Cunnin^ton (C). 



Fisr. iy(i. 



Cuuniii(/loiiia loiKjti'nUruHs. 

 Type(Tr. Z. S. 190G). §. 



4. SIMOCHROMIS. 



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

 Pellegr. Mem. Soc. Zool. France, xvi. 1904, p. 30G. 



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 pricmaxillariesj enlarged and conical; mouth nearly straight 



