BAEBUS. 



73 



of head. Anal III 5, not reaching caudal. Pectoral f to | length of 

 head, not reaching ventral ; base of latter immediately in front of origin 

 of dorsal. Caudal peduncle If to If times as long as deep. Scales 

 longitudinally striated, 37-40 f ±f , 3-3| between lateral line and ventral, 



Pig. 50. 



Barbus rhoadesii. 

 Type. |. 



16-18 round caudal peduncle. Olive to dark green above, white 

 beneath. 



Total length 325 millim. 



Lake Nyassa. 



1-6. Types. L. Nyassa. Capt. E. L. Rhoades (P.). 



57. BARBUS PLATYSTOMUS. 

 Bouleng. Ann. & .Mag. N. H. (7) x. 1902, p. 430, and Fish. Ni'e, p. 234, pi. xl. 

 fig. 2 (1907). 



Depth of body 3£ to 3f times in total length, length of bead 4 to 4-J 

 times. Snout very broad, rounded, not quite \ length of head ; eye 5 

 to 6 times in length of head, interorbital width 2f to 3 times; mouth 

 large, terminal, its width 3 times in length of head; lips moderately 

 developed, lower interrupted on chin ; two barbels on each side, anterior 

 as long as eye, posterior 1\ to If diameters of eye. Dorsal IV 8-9, 

 nearer occiput than caudal, border concave; last simple ray very strong, 

 bony, not serrated, feebly curved, f to f length of head. Anal III 5, 

 reaching or nearly reaching caudal. Pectoral a little shorter than head, 

 not reaching ventral; base of latter a little posterior to origin of dorsal. 

 Caudal peduncle If times as long as deep. Scales longitudinally striated, 



