CICHLID FISHES OB^ LAKE NYASSA. 



691 



6. Haplochromts ornatus, sp. n. (Text- fig. 6.) 



Depth of body equal to length of head, 2| in length of fish. 

 Snout with slightly convex profile, as long as postorbital part of 

 head. Diameter of eye 1| depth of praiorbital, greater than 

 depth of cheek, 3| in length of head : interorbital width 4 in 

 length of head. Jaws equal anteriorly ; lips thick ; maxillaiy 

 not extending to below eye ; teeth in 3 series in upper jaw, 4 in 

 the lower ; 52 bicuspid teeth in outer series of upper jaw. 3 series 

 of scales on cheek. 12 gill-rakers on lower j^art of anterior arch. 

 Middle pharyngeal teeth enlarged, rounded, blunt. 31 scales in 

 a longitudinal series, 6 from origin of dorsal to lateral line. 

 Dorsal XVI 10; spines rather strong, last a little more than |- 

 length of head. Anal III 9 ; third spine stronger than dorsals, 



'Text-fi<>iiro (I. 



^- ^ 



~m 



Haplochromis ornatiis. f. 



I- head. Pectoral nearly as long as head, reaching anal. Caudal 

 feebly emargina.te. Caudal peduncle a little longer than deep. 

 Silvery ; an opercular spot and a spot above eye ; 5 dark spots at 

 base of dorsal alternating with a series above middle of side ; 

 2 dark, bars across upper k of caudal peduncle ; dorsal and caudal 

 with series of spots. 



A single specimen, 140 mm. in total length lyWoocl). 



7. Haplociiromis johnstoni Giinth., 1893. 



Tilajyia johnstoni (part.) Bouleng. Cat. Afr. Fish. iii. p. 249. 

 fig. 167. 



Depth of body 2| in length, length of head 3. Snout with 

 straight pi-ofile, as long as postorbital part of head. Diameter of 

 eye 4 in length of head, interorbital width 41, depth of pras- 

 orbital 4^. Lower jaw projecting ; maxillary Hot extending to 

 below eye; teeth in 3 or 4 series, outer bicuspid, 50 in outer 

 series of upper jaw. 3 series of scales on cheek. 11 gill-rakers 



