(437) 



13. Descriptions of three new Fresh-water fishex from Northern 

 1,'Jiodesia. - By G. A. BOULENGEK. F.li.S. etc. 



FAMILY CHARACINIDAE. 



ALESTES PERINGUEYI, n. sp. 



Depth of body 3\ times in total length, length of head 4 times. 

 Head twice as long as broad, 1| times as long as deep; snout a 

 little longer than eye, which is lateral and 4 times in length of 

 head; adipose eyelid fully developed; maxillary not extending to 

 below anterior border of eye; 16 teeth (;') in upper jaw, 10 (f) in 

 lower: lower border of second suborbital longer than eye. Gill- 

 rakers long and slender, 22 on lower part of anterior arch. Dorsal 

 II 8, originating above last ray of ventral, at equal distance from 

 end of snout and from caudal, longest ray J length of head. Anal III 

 13. Pectoral ;] length of head, not reaching ventral. Caudal forked. 

 Caudal peduncle i\ times as long as deep. Scales with radiating and 



4- 

 anastomosing canals, 29-{, 2 between lateral line and root of ven- 



2 



tral. Silvery, speckled with black above the lateral line; a whitish 

 streak from the upper border of the gill-cover to the caudal, a black 

 band, widest in front, extending on the middle rays of the caudal. 

 Total length 133 mm. 



A single specimen from Mansa River, N. Rhodesia; collected by 

 Dr. Colyer. 



Type in the South African Museum, No. 14530. 



This species comes very near the West African A. kingsleyae Gnthr. 



NANNOCHARAX MULTIFASCIATUS, n. sp. 



Depth of body 5.1 times in total length, lenght of head 41 times. 

 Head 2J times as long as broad, deeper than broad; snout rounded, 

 feebly projecting, as long as eye, w ? hich is 3^ times in length of 

 head and equals inter-orbital width. Dorsal III 10. originating a 

 little in advance of vertical of root of ventrals, equally distant from 

 eye and from caudal ; longest ray f length of head. Anal III 6. 



