340 



SILUKID.K. 



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

 median. Caudal peduncle l^ to !2 times as long as deep. Olive-brown 

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

 dorsal, and another on each lobe of the caudal. 



Total length 4 70 millim. 



I^ake 'langanyika. — Type in Congo Museum, Tervueren. 



1. Ad., type. Teinl)\vi. Proi". J. E. S. ALoore (('.). 



2. Skel. Kiiivtmikolo. ,, 

 o-l'). Yg. Kibwosi. „ 



v.). CHRYSICHTHYS BKACHYNP]MA. 

 Bouleno-. Ann. & Mag. N. H. (7) vi. ll>00, p. 480, Poiss. Buss. Congo, p. 28() 

 (li)Ol), !uid 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^ or li times as long as broad, covered 



C'/iri/sicJithj/s hraclnjnema. 

 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 2\ times in 

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



