306 



SILUKIDJE. 



rather long, widely set, 11 to 16 on lower part oi anterior arch. 

 Dorsal I 9-11 (usually 10), last ray behind vertical of inner ray of 

 ventral ; spine smooth, moderately strong, \ to ■§■ length of head ; 

 anterior soft rays more or less produced into filaments. Adipose dorsal 

 3^ to 5 times as long as deep, about twice as long as rayed dorsal, 

 from which it is narrowly separated. Anal 13-15 (9-10 branched). 



Fig. 244. 



Bagrtts bayacl. 

 Near Cairo (F. N.). A. 



Pectoral f to \ length of head, its spine moderately strong, feebly 

 serrated on inner side. Ventral nearly equally distant from end of 

 snout and from caudal. Caudal deeply forked, each lobe produced into 

 a long filament. Caudal peduncle a little longer than deep. Pale grey 

 to dark brown above, white beneath; fins yellow, caudal sometimes red; 

 dark dots sometimes scattered on body and fins. 



Total length 650 millim. 



Nile System, Chad Basin, Senegal, Niger. 



of barrage. 



