G38 Mr. C. T. Eegan on Cichlid Fishes. 



9. Haplochj'omis paucidens, sp. n. 

 Tilapia burtoni (part.), Bouleng. Cat. Afr. Fish. iii. p. 217. 



Depth of body 2| to 2f in the lengtli, length of head 3^. 

 Snout .slightly longer than diameter of eye, whicli is 3| in 

 length of head, greater than prgsorbital depth, equal to depth 

 of cheek ; interorbital widtli 3^ to 3f in lengtli of head. 

 Jaws equal anteriorly ; maxillary extending to below anterior 

 edge of eye ; teeth in 3 or 4 series, 36 in outer series of 

 upper jaw, the anterior conical and rather strong. 3 or 4 

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

 anterior arch. Middle pharyngeal teeth slightly enlarged, 

 subconical. 32 or 33 scales in a longitudinal series, 7 from 

 origin of dorsal to lateral line. Dorsal XV 10 ; last spine 

 nearly \ length of head. Anal III 9 ; tliird spine | head. 

 Pectoral ^ length of head, not reaching anal. Caudal trun- 

 cate. Caudal peduncle 1^ as long as deep. Dark cross-bars 

 on body ; 2 bars across snout and 1 below eye ; an opercular 

 spot ; soft dorsal and caudal spotted. 



Lake Kivu. 



Two specimens, 120 and 125 ram. long. 



10. Haphchromis vittaius, Bouleng., 1901. 

 Paratilapia vittata, Bouleng. Cat. Afr. Fish. iii. p. 330, fig. 221. 



Depth of body 3 to 3-^ in lengtli, length of head 2? to 2|. 

 Snout 1^ to If diameter of eye, which is 4 to 4^ in length of 

 head, greater than prseorbital depth, about equal to depth 

 of cheek ; interorbital width 5 in length of head. Lower 

 jaw projecting ; maxillary extending to below anterior edge 

 of eye ; teeth conical, in 3 or 4 series, 40 to 60 in outer series 

 of upper jaw. 3 to 5 series of scales on cheek. 8 to 11 gill- 

 rakers on lower part of anterior arcii. Pliaryngeal teeth 

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

 dorsal to lateral line. Dorsal XV-XVI 8-10 ; last spine ^ 

 to § length of head. Anal III 8-9 ; third spine as long as or 

 a little shorter than last dorsal. Pectoral f length of head, 

 reaching vent or origin of anal. Caudal truncate. Caudal 

 peduncle 1^ to 1^ as long as deep. A dark lateral stripe and 

 another above upper lateral line. 



Lake Kivu. 



Four specimens, 80 to 125 mm. long. 



