210 



CICHLID^E. 



vertical of origin of anal. Ventral reaching vent or anal. Caudal 

 truncate. Caudal peduncle as long as or slightly longer than deep. 



Kg. 13-1. 



Tilapia steindahhneri. 

 Type, Dougweana Swamp. 



Scales cycloid, 31-33 -jj- ; lateral lines j^Eig. Brownish above, silvery 

 white beneath ; soft dorsal and caudal with small red spots. 



Total length 125 millhn. 



Mossamedes. 



Dr. W. J.Ansorge (C). 



1-4. Types. 

 5-9. Types. 



Dongwenna Swamp. 

 Que R. 



44. TILAPIA PERCIVALI. 

 Bouleng. Proc. Zool. Soc. 1912, p. 676, pi. lxxix. fig. 3. 



Depth of body equal to length of head, 2\ times in total length. 



Fig. 135. 



Tilapia percivali. 

 Type (P. Z. S. 1912). f . 



Head about twice as long as broad ; snout rounded, with straight or 

 slightly convex upper profile, a little broader than long, | postocular 



