196 



CHAEACIXID.?^. 



little shorter than head. Aual III 22-27, its base at least as long as 

 head and usually longer in adult. Pectoral as long as or a little shorter 

 than head. Caudal deeply forked, lobes pointed. Caudal peduncle I^ 

 to 2 times as long as deep. Scales with fine granulations and feeble 



radiating canals, 45-50 -^^, l^ or 2 between lateral line and root of 

 caudal. Coloration same as in A. dentex. 



Total length 310 millim. 



Nile, Blue and White Niles, Lake Rudolf, Chad Basin, Senegal, 

 Gambia, Niger. 



Sir J. Burton (P.). 



Eev. 0. P. Cambridge (P.). 



Dr. Riippell (C). 



J. Petherick, Esq. (C). 



L. Loat, Esq. (C). 



J. Petherick, Esq. (C). 

 L. Loat, Esq. (C). 



Mr. P. C. Zaphiro (C.) ; 



W. N. McMillan, Esq. (P.). 

 L. Loat, Esq. (C.) . 



Capt. G. B. Gosling (P.). 

 M. P. Delhez (C ). 



