182 MR, C. TAIE RKGAX OX THE 



in length of head. Mouth very oblique ; lower jaw strongly 

 projecting ; maxillary not extending to below eye ; teeth conical, 

 4 series in upper jaw, 3 in lower ; outer series regular, about 50 

 in upper jaw. 4 series of scales on cheek. 8 gill-iukers on lower 

 part of anterior ai"ch. Pharyngeal teeth slender. Dorsal XV 9 ; 

 last spine longest, ^ length of head ; longest soft rays | length of 

 head. Anal III 9 ; third spine stronger and a little shorter than 

 last dorsal. Pectoral | length of head, reaching origin of anal ; 

 pelvics reaching vent. Caudal subtruncate. Caudal jDeduncle a 

 little longer than deep. 30 scales in a longitudinal series, 5 from 

 origin of dorsal to lateral line, 7 or 8 from base of pectoral to 

 middle of chest. Silvery; back darker, an opercular spot and a 

 dark lateral band. 



A single siDecimen, 140 mm. long, from Bunjako. 



33. Haplochromis macrognathus, sp. n. (PI. III. fig. 2.) 



Paratilapia longirostris (part.) Bouleng. Cat. Af r. Fish. iii. p. 332. 



Depth of body 3| in length, length of head 2f . Head 3 times 

 as long as broad ; upper profile nearly straight. Snout as long 

 as postorbital part of head, 2^ diameter of eye, which is 6 in 

 length of head, a little less than preeorbital depth, | depth of 

 cheek; interorbital width 5^ in length of head. Maxillary 

 extending to vertical from anterior margin of eye ; lower jaw very 

 strongly projecting, the anterior teeth exposed to the innermost 

 series ; teeth conical, in 5 series in upper jaw and 4 in lower, 

 about 80 in outer series of upper jaw. 5 series of scales on cheek. 

 9 gill-rakers on lower part of anterior arch. Pharyngeal teeth 

 slender. 32 scales in a longitudinal series, 6 from origin of 

 dorsal to lateral line. Dorsal XY 10 ; last spine longest, f length 

 of head ; longest soft rays f length of head. Anal III 9 ; third 

 spine stronger than last dorsal, | length of head. Pectoral | 

 length of head, not reaching anal ; pelvics reaching vent. Caudal 

 subtruncate. Caudal peduncle 1^ as long as deep. A dark 

 band connecting opercular spot with a spot on basal part of 

 caudal, another above lateral line and a dark stripe at base of 

 dorsal ; dorsal and caudal with series of dark spots ; pelvics 

 blackish ; two ocelli on posterior part of anal. 



A single specimen, 195 mm. in total length, from Bunjako. 



This species resembles H. mento in the strongly projecting 

 lower jaw, but difters in the much larger mouth, longer head, 

 shorter caudal peduncle, etc. 



34. Haplochromis dentex, sp. n. (PL III. fig. 1.) 



Faratilapia Zouf/M-osiris (part.) Bouleng. Cat. Afr. Fish. iii. p. 332. 



Depth of body 3| in length, length of head 2|. Head 2^ 



as long as broad ; upper profile slightly convex. Snout nearly 



twice diameter of eye, which is 5 in length of head, equal to 



preeorbital depth, less than depth of cheek ; interorbital width 4 



