228 



CICHLIDJ^:. 



spine about ^ length of head. Pectoral about f length of head, widely 

 separated from anal. Ventral not reaching vent. Caudal rounded. 

 Caudal peduncle as long as deep. Scales with strong marginal denticu- 

 lation, 30-31 j^^rf 5 l^tfi'al lines ^jz^;^ ; scales on occiput and nape very 

 small, Olive-brown above, some of the scales black at the base; 5 or 

 G more or less indistinct dark cross-bands ; a blackish opercular spot ; 

 dorsal and caudal fins with small dark spots ; a tine blackish edge to the 

 dorsal and to the caudal above and beneath. 



Total length 110 millim. 



Upper Congo. — Types in Brussels Museum. 



1. One of the types. Lindi Ji. 



2-:5. Ad. & VH. 



Stnnlev Falls. 



M. M. Storms (C.) ; 



Brussels Museum (P.). 

 Dr. C. Christy (C). 



(12. TILAPIA HORII. 



Chromis hoti'i, Gunth. Proc. Zool. Soc. 1893, p. G30, pi, Iviii. fig, A. 



Tilapia horii, Bouleng. Proc. Zool, Soc. 1899, p. 122, and Poiss. Bass. Congo, 



p. 4G3 (1901) ; Pellegr. M(^m. Soc. Zool. France, xvi. 1004, p. 328 

 Tilapia ruhrojninctata, Bouleng. Tr. Zool. Soc, xv. 1899, p. 93, pi. xx. fig. 2, Ann, 



Mus. Congo, Zool, i. p. 149, pi. Iv. fig. 1 (1900), an I Poiss. Ba-s. Congo, 



p. 461. 



Depth of body 3 to 3J times in total length, length of head 2| to 

 2f times. Head 21 to 2| times as long as broad ; snout with straight 



Tie. ]r>o. 



Tilapia horli. 

 Type of T. rUlropnnctata (Tr. Z. S. 1899). 



upper profile, longer than broad, as long as postocular part of head, IJ 

 to 2 times as long as eye, which is 4 to 44 times in length of head and 



