PAEATILAPIA. 



323 



Dorsal XVI 9 ; spines increasing in length to the last, which measures 

 -^ length of head ; longest soft rays ^ length of head. Anal III 8 ; 

 third spine longest, a little longer and much stronger than longest 

 dorsal. Pectoral f length of head, not quite reaching vertical of origin 

 of anal. Ventral reaching a little beyond origin of anal. Caudal 

 truncate. Caudal peduncle slightly longer than deep. Scales feebly 



4 



denticulate, 33 ^ri 



lateral lines 



20-21 

 13 • 



Dark brown, a little lighter 



Fig. 215. 



Paratilapia parvidens. 

 Type (Ann. Mus. Gen. 1911). |. 



beneath ; a black opercular spot ; tins brown, soft dorsal and caudal 

 with scries of small round dark spots between the rays. 



Total length 150 millira. 



Victoria Nile. — Type in Genoa Museum. 



8. PARATILAPIA PFEFFERI. 



Boulen^-. Tr. Zool. Soc. xv. 1898, p. 12, pi. iii. fig. 1, and Poiss. Bass. Congo, 

 p. 421 (1901) ; Pellogr. Mem. Soc. Zool. France, xvi. 190-1, p. 258 ; Bonlcng. 

 Tr. Zool. Soc. xvii. 190G, p. 5G3. 



Depth of body equal to length of head, 2|- to 3 times in total length. 

 Head 2^ to 2^ times as long as broad ; snout pointed, with straight 

 upper profile, a little longer than broad, as long as postocular part of 

 head ; eye 3^ times in length of head, equal to interorbital width, 

 nearly twice least depth of praeorbital ; mouth extending to below 

 anterior border of eye ; pnemaxillary processes very long, extending to 

 between the eyes; teeth small, in 3 series, outer larger in front, 44 to 



