228 



ADDENDA, VOL. II. 



14 round caudal peduncle. Brownish on back, flesh-coloured on sides 

 and belly ; many of the scales on upper part of the body with a dark 

 patch on base. 



Total length 262 millim. 



Kimberley Reservoir.— Type in S. African Museum, Cape Town. 



Apparently allied to the preceding. 



rig. 143. 



// 



I M / I / 



•^r^5> 





R^ 



Barbus mentulis. 

 Type (Ann. S. Afr. Mus.). i. 



15 c. BARBUS MFONGOSI. 

 Gilchrist & Thompson, t. c. p. 382, fig. 



Depth of body 3f times in total length, length of head S-^o times. 

 Snout rounded, projecting considerably beyond mouth, 2^ times in 

 length of head; eye 5f times in length of head, interorbital width 

 3 times; mouth inferior, its width 3| times in length of head; lips 

 strongly developed, lower continuous across chin and produced into a 

 rounded mental lobe as long as the eye ; two barbels on each side, 

 anterior i% diameter of eye, posterior 1^ times. Dorsal IV 8, equally 

 distant from eye and root of caudal, border concave ; last simple ray 

 very strong, bony, not serrated, straight, the rigid portion a little more 

 than f length of head. Anal III 5, not reaching caudal. Pectoral i^o 

 of head, not reaching ventral ; the base of latter falling just behind first 

 ray of dorsal. Caudal peduncle 1^ times as long as deep. Scales longi- 



7- 



tudinally striated, 38 gf, 3| between lateral line and ventral, 16 round 

 caudal peduncle. Silvery, darker above than below ; fins darkish. 



