136 MA STAGE MBELIDvE. 



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

 spine and head i length of latter. Anal II 7-3; first spine short, 

 second as long as last dorsal. Caudal rounded. Pectoral ^ length 

 of head. Scales very small, !'> between origin of soft dorsal and 

 lateral line. Yellowish brown with blackish-brown marblings and a 

 broad, festooned, blackish-biown lateral band in front ; a vertebral 

 series of large blackisli-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 with a 

 network of yellow lines ; lower edge of anal yellow. 



Total length 310 millim. 



Northern Rhodesia. 



.1. Tvpe. Solwezi R., trib. of Cliifuhwa E., near F. IT. Melland, E<<i. (P.). 

 Zaiiil)esi in Congo watersliod. 



l-"ig. !)0. 



JI((St((cfiii/it'/n!< ftriicJii/r/ti/ittii 

 Tvpe (A. M. C). 4. 



27. MASTACEMBELUS BRACHYRHINUS. 

 Bouleng. Ann. 3Ins. Congo, Zool. i. p. 55, pi. xxviii. fig. 4 (1890), and Poiss. 

 Bass. Congo, p. 407 (1001). 



Depth of body 12 times in total length, length of head Gf times. 

 Vent at nearly equal distance from head and from caudal, its distance 

 from head 2| times length of latter. Snout 3 times as long as eye, 

 ending in a very short appendage, wliich measures about ^ diameter of 

 eye; mouth extending to below antei-ior border of eye ; no pnieorbital 

 or pneopercular spines. Dorsal XXXI ol ; distance between first 

 spine and head ^ lengtli of latter. Anal III 53 ; second spine longest. 

 Caudal rounded. Pectoral not quite ^ length of head. Scales ex- 

 tremely small, 2S between origin of soft dorsal and lateral line. 

 Uniform brownish. 



Total length 150 millim. 



Lower Congo (Matadi). — Type in Congo Museum, Tervucren. 



