154 ADDENDA, VOL. I. 



lower; eye in anterior third of head, its diameter 2| times in length 

 of snout or interorbital width. Dorsal 30, f length of anal, originatiuij 

 nearly twice as far from end of snout as from base of caudal. Anal 45, 

 originating a little in advance of dorsal (8th ray corresponding to first 

 dorsal). Pectoral J length of head. Caudal rather small, densely 

 scaled, with rounded lobes. Caudal peduncle twice as long as deep, 

 •g length of head. 102 scales in lateral line, -jy in transverse series on 

 body, 25 in transverse series between dorsal and anal, 18 round caudal 

 peduncle. Uniform dark brown above, a little lighter beneath. 



Total length 280 millim. 



South Cameroon. 

 1- Type. Assobam, Bumba R. G. L. Bates, Esq. (('.). 



9. MORMYROPS ZANCL[ROSTRIS, Gthr. 

 Add: — 



6- Ad. Mouth of Congo. Brussels Museum (P.). 



10. MORMYROPS BOULENGERT, Pellegr. 

 Pappenh. Mitth. Zool. Mus. Berl. v. 1911, p. 507. 



2. PETROCEPHALUS, Marcus. 



1. PETROCEPHALUS BANE, Lacep. 

 Pellegr. Poiss. Bass. Tchad, p. 50, pi. ii. fig. 5 (1914). 



2. PETROCEPHALUS SAUVAGII, BLn-. 

 Add :— 



15. Ad. Brazzaville, Stanley Pool. Paris Museum (E.). 



3. PETROCEPHALUS ANSORGII, Blgr 

 Add :— ^ 



2-3. Ad. Kiva R., Lower Niger. H. J. Bowker-Booker, Esq. (P.). 



4-5. Ad. (Jreek near Badagry, W. of Major G. E. Bruce (P.). 



Lagos. 



4. PETROCEPHALUS BALLAYf, Sauv. 

 Steind. Denkschr. Ak. Wien, Ixxxix. 1913, p. 2, fi<r. 



Add :— 



^- ^'^' Ngomo, Ogowe. Rev. E. Haug (C.) ; 



Paris Museum (E.). 



