238 



CICIILID.E. 



70. TILAPTA MACROPS. 

 Bouleng, Ann. Mus. Genova, (3) v. 1911, p. 73, pi. iii. fi<^. 1. 



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

 Head twice, or a little over twice, as long as broad; snout rounded, a 

 little broader than long, with slightly convex upper profile, shorter than 

 eye, which is 3 times in length of head, equals interorbital width, and 

 much exceeds least depth of praeorbital ; jaws equal in front ; maxillai*y 

 extending to below anterior border of eye ; teeth small, in 3 or 4 rows, 

 outer largest and bicuspid, others tricuspid ; about CO teeth in outer row 

 of upper jaw; 3 series of scales on the cheek, the depth of the scaly 

 part below the eye about f diameter of latter. Gill-rakers moderate, 

 10 to 12 on lower part of anterior arch. Dorsal XV-XVI 9-10 ; spines 



Fio-. 157. 



TiLajjui inacro2>s. 

 Type (Ann. Mus. Geuova, 1911). 



equal from the seventh or eighth, which measures about f length of 

 head ; longest soft rays a little more than | length of head. Anal III 9 ; 

 third spine longest, f length of head. Pectoral pointed, f length of 

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

 of anal. Caudal truncate. Caudal peduncle a little longer than deep. 

 Scales rather strongly denticulate, 32-33 j^^t^ ; lateral lines yiz^- 

 Brownish above, whitish beneath, with 7 to 10 rather indistinct dark 

 cross-bars which may be traversed by a dark lateral stripe extending 

 from the opercular spot to the caudal fin ; fins brownish. 



Total length 100 millim. 



Lake Victoria and llipon Falls, Lake Albert Edward, — Types in 

 Genoa Museum. 

 1. One of the types. Bussu, L. Vicloria. Dr. E. B;iyon (C.) ; 



Genoii Museum (P.). 



