340 



S1LUKID.K, 



deeply notched, with obtusely pointed lobes, longest rays twice length of 

 median. Caudal peduncle 1| to 2 times as long as deep. Olive-brown 

 above, white beneath ; young with a blackish spot at the end of the 

 dorsal, and another on each lobe of the caudal. 



Total length 470 millim. 



Lake Tanganyika. — Type in Congo Museum, Tervueren. 



1. Ad., type. Tembwi. Prof. J. E. 8. Moore (( '.). 



2. >Ske], Kinyamkolo. ,, 

 3-G. Yo-. Kibwesi. „ 



19. (5HRYSICHTHYS BRACHYNEMA. 

 Bouleng. Ann. & Mag. X. H. (7) vi. 1000, p. 480, Poiss. 1W. Congo, p. 28(5 

 (1901), and Tr. Zool. Soc. xvi. 1901, p. 148, pi. xv. 



Depth of body 4 to 5 times in total length, length of head 3^ to 3^ 

 times. Head much depressed, 1-g- or J -J times as long as broad, covered 



Fig. 266. 



Chrysichtliys hracJn/neir.a. 

 Type (Tr. Z. S. 1901). |. 



with thick skin above ; occipital process hidden under the skin, but 

 reaching interneural shield ; snout much flattened, about twice as broad 

 as long, broadly rounded, projecting a little beyond lower jaw, its length 

 ^ that of head; eye 5 to 6 times in length of head, 2 to 1\ times in 

 interocular width ; width of mouth If to 2 times in length of head; 



