CICHLID FISHES OF LAKE VICTORIA. 



185 



38. Haplochromis xenostoma, sp. n. (Text-fig. 10.) 

 Paratilapia 2}roguatha (part.) Bouleng. Cat. Afr. Fish. iii. p. 333. 

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

 Head 2| as long as broad ; upper profile slightly concave. Snout 

 14 to Ig diameter of eye, which is 4| to 4| in length of head, 

 greater than prtviorbital depth, nearly equal to depth of cheek ; 

 interorbital width 4| in length of head. Mouth oblique ; maxil- 

 lary not extending to below eye; lower jaw very prominent, 

 projecting upwards above end of snout ; teeth in 3 series, inner 

 tricuspid, outer conical or some bicuspid, 50 to 56 in upper jaw. 



Text-figure 10, 



Haplochromis xenostoma, sp. ii. 



4 series of scales on cheek. 9 gill-rakers on lower part of anterior 

 arch. 33 scales in a longitudinal series, 6 from origin of dorsal 

 to lateral line. Dorsal XYI 8-9 ; last spine longest, f length of 

 head ; longest soft rays f length of head. Anal HI 8 ; third 

 spine stronger than and as long as last dorsal. Pectoral | to | 

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

 Caudal subtruncate. Caudal peduncle H as long as deep. 

 An opercular spot and a lateral band ; small dark spots on soft 

 dorsal and caudal. 



Two specimens, 105 and 125 mm. long, one collected by Sir 

 H. H. Johnston, the other fi'om Entebbe {Degen). 



39. Haplochromis Pellegrini, sp. n. (Text-fig. 11.) 

 Paratilapia jjrognatha (part.) Bouleng. Cat, Afr, Fish, 

 p. 333. 



Depth of body 'i^ in length, length of head 2| to 24 

 2| to 2| as long as broad ; upper profile slightly concave. 

 1^ diameter of eye, which is 4| in length of head, greater than 

 praeorbital depth, equal to or a little less than depth of cheek, 

 equal to interorbital width. Mouth oblique ; maxillary not far 

 short of vertical from anterior edge of eye ; lower jaw strongly 

 projecting, but not above end of snout ; teeth conical, 4 series in 



in. 



Head 



Snout 



