3G4 Mr. G. A. Boulengcr on nno 



length of head ; adipose eyelid feebly developed ; inter- 

 orbital width 2^ to 2f times iu length of head. Gill-rakers 

 thin and rather short, 12 or 13 on lower part of anterior 

 arch. Dorsal II 8, originating above inner ray of ventral, 

 at eqnal distance from end of snout and from caudal ; 

 longest ray nearly as long as head. Anal III 15—16. 

 Pectoi'al not reaching ventral. Caudal peduncle a little 

 h)nger than deep. Scales 23-24 ||, 2 between lateral line 

 and ventral. Silvery ; a blackish lateral band, widening 

 from the gill-cover to below the dorsal. 



Total length 80 mm. 



Lufuko River at Pala. 



Near A. kingsleyce, Gthr., but dorsal a little further back, 

 fewer gill-rakers, and lateral baud complete. 



VaricorJiinus stopper sii. 



Depth of body 3^ to 3f times in total length, length of 

 head 4^ to 5 times. Snout rounded, broader than long, 

 ^ length of head ; eye supero-lateral, 5 times in length of 

 head, 2 to 2^ times in interorbital width : mouth very feebly 

 curved, its width | length of head ; 2 barbels on each side, 

 anterior as long as eye, posterior 1^ as long. Doisal III 9, 

 eijually distant from centre of eye and from caudal ; last 

 simple ray strong, bony, not serrated, its stiff portion 

 measuring a little more than ^, or nearly f , length of head. 

 Anal II 5. Pectoral not reaching ventral, which is inserted 

 below anterior rays of dorsal. Caudal peduncle If to nearly 

 2 times as long as deep. Scales 30-31 J? 2^ between lateral 

 line and ventral, 12 round caudal peduncle. Brown above, 

 whitish beneath, the demarcation line passing through the 

 middle of the series of scales below the lateral line. 



Total length 300 mm. 



Lufuko River at Nganza* 



Near V. bj'ucii, Blgr., but mouth wider and barbels longer. 



Burhus tceniojileura. 



Depth of body 3i to 3f times in total length, length of 

 head 4 to 4^ times. Snout rounded, as long as eye, which 

 is 3^ to 3^ times in length of head ; interorbital width 2^ 

 times in length of head ; mouth small, subinferior ; lips 

 feebly developed ; 2 barbels on each side, anterior 1^ to If 

 times diameter of eye, posterior \^ to 2 times. Dorsal 

 III 8, equally distant from centre of eye and from caudal, 

 border very feebly notched, last simple ray flexible, as long 



