386 On Two neio Fishes from Northern Rhodesia. 



in length of lieacl and equals interoibital widtli ; mouth 

 small, terminal ; lips feebly developed ; two barbels on each 

 side, anterior as long as eje_, posterior 1^ diameters of eye. 

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

 caudal, border straight ; last simple ray not enlarged, not 

 serrated, nearly as long as head. Anal III 5, not reaching 

 caudal. Pectoral f length of head, not reaching ventral ; 

 base of latter below anterior rays of dorsal. Caudal peduncle 

 twice as long as deep. Scales radiately striated, 28-30 p, 2 

 between lateral line and ventral. Yellowisli brown, darker 

 on the back, with 12 to IG narrow vertical bars on the sides, 

 as in B. fasciolatus, Gthr,, the second or third and the lust 

 expanding into a spot; belly wiiite; basal half of vertical 

 fins orange ; eye red. 



Total length 53 mm. 



Two specimens. 



Closely allied to B. fasciolatus, Gt\\v., from Angola. Dis- 

 tinguished by smaller scales (28-30 p instead of 25 f,). 



Mastaeenibelus mellandi. 



Depth of body 12 times in total length, length of head 7^ 

 times. Vent equally distant from head and from caudal, its 

 distance from former 3 times its length. Snout 4 times as 

 long as eye ; mouth extending to below anterior border of 

 eye ; no pra^oibital or praeopercular spines. Dorsal 

 XXXII 70 ; last spine twice as long as eye ; distance 

 between first spine and head ^ length of latter. Anal II 75; 

 first spine short, second as long as last dorsal. Caudal 

 rounded. Pectoral ^ length of head. Scales very small, 

 15 between origin of soft dorsal and lateral line. Yellowish 

 brown with blackish-brown marblings and a broad, festooned, 

 blackish-brown lateral band in front ; a vertebral series of 

 large blackish-brown spots narrowly separated from each 

 other ; a pair of yellowish streaks, confluent in front, on each 

 side of the back between the dark bands ; caudal region 

 blackish brown, %Yith a network of yellow lines ; lower edge 

 of anal yellow. 



Total length 310 mm. 



A single specimen. 



