436 Annals of the South African Museum. 



orbitals nearly entirely covering the cheek. Gill-rakers few and 

 very short. 



Dorsal ii-iii 9-10 ; originating midway between eye and caudal, 

 posterior third above anal ; anterior rays longest, about f, length of 

 head. Anal iii 10-11 ; anterior rays as long as longest dorsals. 

 Pectoral pointed, f to f length of head, not reaching ventral. 

 Caudal forked. Caudal peduncle twice as long as deep. Scales 



with radiating striae, 41-43 |f, 2 between lateral line and ventral, 

 14 round caudal peduncle. 



Silvery white ; back green ; fins yellowish. 



Total length 70 millim. 



Zambesi.' 



5. ENGEAULICYPEIS. 



Engraulicypris, Giinth., Proc. Zool. Soc., 1893, p. 626; Bouleng., 

 Cat. Fresh. Fish. Afr., ii., p. 209 (1911). 



Neobola, Vincig., Ann. Mus. Genova (2), xv., 1895, p. 56 ; Bouleng., 

 Proc. Zool. Soc., 1903, ii., p. 332, and Fish. Nile, p. 268 (1907). 



Body strongly compressed, belly not keeled, covered with mode- 

 rately large scales. Lateral line low down, following the ventral 

 outline of the body and running along lower part of caudal peduncle. 

 Mouth moderate or large, oblique, without lips. No barbels. Sub- 

 orbitals large, covering cheeks. Gill-membranes narrowly united to 

 isthmus. Dorsal fin without ossified ray, with 9-11 rays, 7 or 8 of 

 which are branched ; anal fin with 13-20 rays ; a scaly process at 

 base of ventrals. 



ENGRAULICYPRIS BREVIANALIS, Blgr. 



Neobola brevianalis, Bouleng., Ann. Natal Mus., i., 1908, 

 p. 231, fig. 



Engraulicypris brevianalis, Bouleng., Cat. Fresh. Fish. Afr., ii., 

 p. 211, fig. 185 (1911). 



Depth of body 4 to 5 times in total length excluding caudal, 

 length of head 4 to 4f times. Head 2^ to 2 times as long as 

 broad ; snout obtuse, not projecting beyond mouth, about the same 

 length or slightly shorter than the eye, which is 3 to 3* times in 

 length of head and about equals interorbital width ; mouth extend- 

 ing to vertical of anterior third of eye ; sub-orbital bones covering 

 greater part of cheek. Under surface of lower jaw entire, or covered 

 with minute tubercles. 



