260 



CICHLIDJf. 



shorter than postocular part cf head; eye shorter than snout, 3-| to 4f 

 times in length of head, 1^ to 2 times in interorbital width, exceeding 

 least depth of prseorbital ; mouth moderate, about | width of head, 

 extending to below anterior border of eye, or nearly as far; end of 

 maxillary exposed ; teeth in 3 to 5 series, outer moderately large, 36 to 

 40 in upper jaw ; 4 or 5 series of scales on the cheek, width of scaly 

 part equal to diameter of eye. Gill-rakers short, 10 or 11 on lower part 

 of anterior arch. Dorsal XIII-XV 12-14 ; spines subequal, or last 



Fig. 175. 



ji fA /^ ^ ^ 









TUapia betsilecma. 

 Madagascar. |. 



longest, 2i to 3 times in length of head; some of the soft rays 

 produced, as long as or longer than head. Anal III 10-12 ; third spine 

 longer than last dorsal. Pectoral f to once length of head, not 

 extending to vertical of origin of anal. Ventral reaching vent. Caudal 

 emargiiiate. Caudal peduncle slightly deeper than long. Scales finely 

 denticulate, 33-36 j:jrH. ; lateral lines f:^. Uniform dark brown; 

 pectoral fins jellowish. 



Total length 200 millim. 

 Madiisjascar. 



1-2. Tyjics. 

 3. Ad. 



Betsileo. 

 Madaifasear. 



Hev. W. D. Cowan (CV 

 Paris Museum (E.). 



