350 CICHLIDJl. 



ventrals black in males; two bright ocellar spots may be present on the 

 anal. 



Total length 170 millim. 



Lake Victoria and Victoria Nile. — Type in Genoa Museum. 



1. One of the types. Sesse Ids. Dr. E. B.iyon (C.) ; 



Genoa Museum (P.). 



2. Ad. Jinja, Ripon Falls. „ „ 



31. PARATILAPIA DORSALIS. 



Pellegr. Bull. Mus. Paris, 1902, p. 119, and Mem. Soc. Zool. France, xvi. 1901, 

 p. 259, pi. v. fig. 1, 



Depth of body 2^ times in total length, length of head 2 times. 

 Head with straight upper profile ; snout a little shorter than eye, which 

 is 3 times in length of head and exceeds interorbital width and 

 praeorbital depth ; mouth not extending to below anterior border of eye ; 

 teeth in 3 or 4 series ; 3 series of scales on the cheek, width of scaly 

 part less than diameter of eye. 7 gill-rakers on lower part of anterior 

 arch. Dorsal XIV 10; spines subequal from the fourth, which 

 measures ^ length of head. Anal III 8 ; third spine stronger but 

 shorter than longest dorsal. Pectoral nearly as long as head, extending 

 to vertical of origin of anal. Caudal 1 Caudal peduncle as long as 



3 • 19 



deep. Scales cycloid, 27 jq ; lateral lines y. Yellowish brown ; a dark 

 opercular spot ; fins greyish, dorsal with light dots. 



Total length 80 millim. 



Upper Congo (Brazzaville). — Type in Paris Museum. 



32. PARATILAPIA LUEBBERTL 



Hilgend. Sitzb. Ges. nat. Fr. Bed. 1902, p. 141 ; Pellegr. Mem. Soc. Zool. 

 France, xvi. 1904, p. 261. 



Depth of body nearly equal to length of head, 2| times in total 

 length. Head with straight upper profile ; eye 3§ times in length of 

 head, equal to interorbital width ; mouth extending to below anterior 

 border of eye, or not quite so far; teeth in 3 series; 4 series of 

 scales on the cheek. Gill-rakers broad and short, 9 on lower part of 

 anterior arch. Dorsal XV 10; last spine longest, ^ length of head; 

 longest soft ray about § length of head. Anal III 9. Pectoral hardly 

 -| length of head. Ventral hardly reaching vent. Caudal rounded. 

 Caudal peduncle nearly as long as deep. Scales cycloid, 26-27 jj ; 



