326 



CICHLID^E. 



30 to 34 in upper jaw; 3 or 4 series of scales on the cheek, width of 

 scaly part nearly equal to diameter of eye. Gill-rakers short, the 

 largest T-shaped, 13 or 14 on lower part of anterior arch. Dorsal 

 XVII 8 ; spines increasing in length to the last, which measures f 

 length of head and about f longest soft rays. Anal III 6-7 ; third 

 spine as long as longest dorsal. Pectoral f length of head, not 



Fig. 218. 



Paratilapia afra. 

 Type, after Giinther (P. Z. S. 1893). 



extending to vertical of origin of anal. Ventral reaching vent. Caudal 

 rounded. Caudal peduncle slightly longer than deep. Scales finely 



denticulate, 29-32 j^; lateral lines 



Total length 93 millim. 



Lake Nyassa. 

 1-2. Types. L. Nyassa. 



21-22 

 9-12 • 



Dark brown ; fins blackish. 



Rev. J. A. Williams (P.). 



11. PARATILAPIA MODESTA. 



Ilemicliromis modestus, Giinth. Proc. Zool. Soc. 1893, p. 625, pi. lvii. fig. A. 

 Parattlajna modesta, Bouleng. Proc. Zool. Soc. 1898, p. 144; Pellegr. Mem. Soc. 

 Zool. France, xvi. 1904, p. 264. 



Depth of body equal to or a little less than length of head, 2§ to 3 

 times in total length. Head 2^ to 2J times as long as broad, with 

 straight or slightly concave upper profile ; lower jaw projecting; snout 

 rounded, longer than broad, as long as postocular part of head ; eye 

 4 to 4J times in length of head, equal to or a little less or a little 

 more than interorbital width, nearly equal to preeorbital depth; mouth 

 extending to below anterior border of eye, or not quite so far ; teeth in 

 3 or 4 series, outer largest, 60 to 70 in upper jaw ; 3 or 4 series of 



