CICHLID.E. 333 



of origin of anal. Ventral produced into a filament, reaching beyond 

 origin of anal. Caudal feebly scaled, deeply emarginate. Caudal 



peduncle as long as deep. Scales cycloid, 39-40 2 ; lateral lines 



12 14 



|^;:;yg, lower extending to above the axil. Silverj', with golden longi- 

 tudinal lines running between the series of scales; young with irregular 

 dark brown cross-bars ; dorsal fin with blackish markings which form a 

 wide network on tlie spinous part and four longitudinal streaks on the 

 soft ; pectoral and ventral fins yellow. 



Total length 110 millim. 



Sierra Leone. 

 1-2. Types. N. Slierbo district. N. W. Thomas, Esq. (P.). 



Very closely allied to P. jentinM. Intermediate between it and 

 P. lateralis in the scale-formula. 



7. rEL:\IATO('HROMIS BUETTIKOFEIJI, Stdr. 

 Add : — 



"). Ad. N. SherLo district, Sierra Loone. N. W. Thomas, Esq. (V.). 



U. Hgr. Victoria, „ „ 



10. FELMATOCHTiO.AlIS CAUDIFAtSCIATUS, Blgr. 

 Add :— 

 il. Hgr. ^jong E. at Akonolinga. G. L. Bates, Esq. (C). 



14 a. rELMATOCHROMIS HUMILIS, sp. n. 

 Depth of body equal to length of head, 3 to 3^ times in total length. 

 Head a little over twice as long as broad ; snout obtusely pointed, with 

 curved upper profile, a little hmger than broad, twice as long as eye in 

 adult ; eve 3^ (young) to 4^ times in length of head and equal to inter- 

 orbital width or least prseorbital depth ; mouth rather narrow, extending 

 to between nostril and eye ; teeth in a single series, with a few minute 

 teeth behind it at the symphysis ; 40 (young) to 60 teeth in the series 

 in the upper jaw ; 3 series of scales on the cheek, width of scaly part 

 less than diameter of eye. Gill-rakers short, tubercular, 12 on lower 

 l)art of anterior arch. ]3orsal XVII 11 ; spines increasing in length to 

 the last, which measures | length of head ; middle soft ray produced 



