482 CICHLID^E. 



the last spines of the dorsal fin, the third from the black opercular spot to the root 

 of the caudal fin ; two black bars across the snout, a third across the posterior part of 

 the interorbital region, and a fourth from below the anterior third of the eye to the 

 angle of the mouth ; cheeks bluish green ; pectoral fin pale yellow ; dorsal fin pale 

 brown, edged with reddish brown ; anal fin greyish olive at the base, shading into pale 

 pink, with two round orange spots on its posterior part ; ventral fins dark bluish grey ; 

 caudal fin yellowish olive, reddish brown on the posterior border; iris bluish grey. 

 Another specimen, from Entebbe, is described as having the body of a dark 

 olive-brown above, merging into lemon-yellow on the sides and then into dirty white 

 on the belly; dorsal fin dark olive-green; pectoral same, but lighter; ventrals 

 yellowish brown ; caudal yellowish brown, nearly black at the base; iris dark brown. 

 Other specimens have dark cross-bands but no longitudinal bands, or vice versa, whilst 

 the largest specimen is uniform olive without any markings, not even the opercular 

 spot. 



Total length 165 millimetres. 



Lake Victoria. The original specimen, preserved in the Berlin Museum, of which 

 I have seen a photograph, formed part of the collection of the late Dr. G. A. Fischer. 

 Mr. Degen brought home twelve specimens from Bunjako (5-14.11.05) and Entebbe 

 (25-29.6.05). 



10. PABATILAPIA CRASSILABRIS. 

 (Plate LXXXVIL fig. 5.) 

 Haplochromis crassilahris, Boulenger, Ann. & Mag. N. H. (7) xvii. 1906, p. 445. 



Depth of body equal to the length of the head, twice and four-fifths or three times 

 in the total length. Snout with convex upper profile, as long as (young) or a little 

 longer than the diameter of the eye, which is three and a half to four times in the 

 length of the head, equals the interorbital width, and measures once and a half to 

 twice the least width of the praeorbital ; lower jaw not projecting ; mouth not very 

 oblique, with very thick lips ; maxillary not extending to below anterior border of 

 eye ; teeth in three or four series in both jaws, 20 to 34 in the outer row of the 

 upper jaw, the outer large and conical or indistinctly bicuspid in the adult, bicuspid in 

 the young, the others minute and tricuspid ; three series of scales on the cheek, the 

 depth of the scaly part below the eye equal to or a little less than the diameter of the 

 eye. Gill-rakers short, 7 or 8 on lower part of anterior arch. Dorsal fin with 15 or 

 16 spines and 8 or 9 soft rays; spines increasing in length to the last, which measures 

 two-fifths to half the length of the head ; longest soft rays about half the length of 

 the head. Anal fin with 3 spines and 8 or 9 soft rays ; third spine stronger and 

 usually a little shorter than the last dorsal. Pectoral fin pointed, three-fourths to 



