2 70 MR. G. A. BOULENGER ON THE [^P^. 15, 



ClCHLID^, 



39. Hemichromis fasciatus Peters. 



40. PsEUDOPLESiops SQUAMicEPS, sp. n. (Plate XXX. fig. 1.) 



Depth of body 3| times in total length, length of head 3 times. 

 Upper profile of head curved ; snout a little longer than the 

 diameter of the eye, which is contained 3| times in the length of 

 the head and equals the interorbital width ; mouth with broad, 

 thick lips, extending to below anterior border of eye ; 3 series of 

 teeth in the upper jaw ; occiput and sides of head with large 

 scales ; 2 or 3 seiies of scales on the cheek. 8 gill-rakers on lower 

 part of anteiior arch. Dorsal XVII 8 ; spines subequal from the 

 sixth, barely one third length of head ; longest soft rays two 

 thirds length of head. Anal III 6 ; third spine longer than 

 dorsals, two fifths length of head ; soft rays like dorsals. Pectoral 

 about two thirds the length of the head. Ventral about the same 

 length, not reaching the vent. Caudal rounded. Caudal peduncle 

 as long as deep. Scales cycloid, 29 in a longitudinal, 13 or 14 in 

 a transverse seiies ; upper lateral line on 8 or 9 scales, forming 

 an interrupted seiies, lower on 3 or 4. Pale brownish above, 

 white beneath ; a dark horizontal streak on each side of the head, 

 behind the eye ; soft dorsal, anal, and caudal fins with numerous 

 transverse series of small dark spots. 



Total length 65 millim. 



Two specimens. 



Distinguished from P. nudiceps by the scales on the head, the 

 shorter dorsal spines, and the interrupted lateral lines. 



41. TiLAPiA STORMSi, sp. n. (Plate XXX. figs. 2, 2 a.) 



Teeth in 4 to 7 series, outer deeply notched, inner much smaller 

 and tricuspid ; 36 to 60 teeth in the outer prfemaxillary series. 

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

 length. Snout rather pointed, with straight or slightly convex 

 upper profile, 1^ to If the diameter of the eye, which is contained 

 4 to 4| times in the length of the head and equals the inter- 

 orbital width ; width of mouth about f that of the head ; 

 maxillary extending to between nostril and eye ; 3 or 4 series of 

 scales on the cheek ; large scales on the opercle. Gill-rakers 

 short, some anvil-shaped, 11 or 12 on lower part of anterior arch. 

 Dorsal XVI-XVII 9 ; last spine longest, about |- the length of 

 the head, about | the longest soft rays. Pectoral rounded, about 

 I the length of the head, widely separated from the anal. 

 Ventral not reaching the vent. Anal III 7 ; thii'd spine about 

 i the length of the head. Caudal rounded. Caudal peduncle 

 as long as deep. Scales with strong marginal denticulation, 

 30-31 j^:^ ; lateral line ^ij^' scales on the occiput and nape very 

 small. Olive-brown above, some of the scales black at the base ; 

 5 or 6 more or less indistinct dark cross-bands; a blackish 



