RASBORA. 187 



Mouth moderate, oblique, without lips or barbels, lower jaw projecting. 

 Suborbitals large, covering the cheek. Dorsal fin without ossified ray, 

 with 9 rays, 7 of which are branched, originating behind the vertical of 

 the ventrals, but not extending to above the anal. Anal fin with 7 rays. 

 A scaly process at the base of the ventrals. Pharyngeal teeth conical, 

 hooked, in three series. 



Eastern and South-Eastern Asia ; one species in Africa. 



1. RASBORA ZANZIBARENSIS. 

 Playf. & Giinth. Fish. Zanzib. p. 119, pi. xvii. fig. 4 (1866) ; Giinth. Oat. Fish, 

 vii. p. 197 (1868). 



Depth of body 3 times in total length, length of head 3^ times. 

 Head twice as long as broad, upper profile nearly straight ; snout 



Rasbora zanzibarensis. 

 Type, after Playfair & Giinther (I. c). 



rounded, as long as eye, which is 4 times in length of head ; inter- 

 orbital width 3 times in length of head; mouth extending to below 

 anterior border of eye ; chin feebly prominent ; naked space between 

 prseoperculum and suborbitals narrow. Gill-rakers nearly as long as 

 gill-lamellae, 13 on lower part of anterior arch. Dorsal II 7, originating 

 midway between occiput and caudal, longest ray § length of head. 

 Anal II 5, longest ray f- length of head. Pectoral pointed, a little 

 shorter than head, not reaching ventral. Caudal forked. Caudal 

 peduncle 1^ times as long as deep. Scales with numerous radiating 

 stria?, 33 j|, 2 between lateral line and ventral, 14 round caudal peduncle. 

 Uniform silvery. 



Total length 65 millim. 



Rovuma River, East Africa. 

 1. Type. Rovuma R. Sir L. Playfair (C). 



