TIL API A. 



213 



I length of head ; longest soft rays | to f length of head. Anal III 8-9 ; 

 third spine longest, nearly as long as last dorsal. Pectoral a little 

 sliorter than head, not reaching vertical of origin of anal. Ventral 

 reaching origin of anal or a little beyond. Caudal rounded. Caudal 

 peduncle slightly longer than deep. Scales rather strongly denticulate, 

 very small on pectoral region, 32-34 ^~^~^ ; lateral lines f^|. Grey- 



Fiff. 161. 



Tilapia simoles. 

 Type (Ann. Mus. Geneva, 1911). 



brown to blackish on the body and fins ; traces of black cross-bands and 

 a black bar below the eye may be present ; anal frequently with two or 

 three bright ocellar spots. 



Total length 110 millim. 



Victoria Nile. — Types in Genoa Museum. 

 l-I. Types. Ji"J5i> Ripon Falls. 



5-7. Ty[)es. 

 8. Skei. 



Kakindu, Victoria Nile. 



Dr. E. Bayon (0.) ; 

 Genoa Museum (P.). 



7.5. TILAPIA LIVINGSTONII. 



Bouleng. Proc. Zool. Soc. 1899, p. 134, pi. xi. tig. 2; Pellegr. Mem. Soc. Zool. 

 France, xvi. 1904, p. 341. 



Depth of body scarcely greater than length of head, 3 times in total 



