76 CYPEINODONTIDJE. 



occiput as from root of caudal, above posterior fourth of anal, longest 

 rays \ to § length of head. Anal 15-16, longest rays \ to f length of 

 head. Pectoral \ length of head, extending beyond base of ventral; 

 latter small, equally distant from end of snout and from root of caudal. 

 Caudal pointed, longer than head. Caudal peduncle slightly longer 

 than deep. 28-30 scales in longitudinal series, 20-22 round body in 



Fig. G3. 



IfaplocJiilus grahami. 



6 , type. 



front of ventrals ; lateral line indicated by a series of pits. Yellowish 

 or pale brownish, with or without small crimson spots ; 5 to 7 blackish 

 vertical bars on the body, some reaching the back, some confined to the 

 lower half of the body ; a black blotch at the base of the caudal fin ; 

 fins greyish (yellow in life), caudal with small purplish-brown spots. 



Total length 53 millim. 



Southern Nigeria. 



1-5. Types. Swamps near Lagos. Dr. W. M. Graham (P.). 



6. Ad. Old Calabar. Mr. J. Paul Arnold (P.). 



7-8. Ad. W. Africa. Mr. E. Marre (P.). 



40. HAPLOCHILUS BIFASCIATUS. 



Steind. Sitzb. Ak. Wien, Ixxxiii. i. 1881, p. 199 ; Bouleng. Fish. Nile, p. 119. 

 pi. lxxix. fig. 9 (1907). 



Depth of body 4|- to 5f times in total length, length of head 3| to 

 oh times. Head flat above ; snout as long as eye ; mouth directed 

 upwards, lower jaw scarcely projecting ; eye 3 to 4 times in length of 

 head, 1J to 1§ times in interorbital width; praeorbital very narrow. 

 Dorsal 6-7, originating twice as far from head as from root of caudal, 

 above posterior third of anal ; longest ray § to ^ length of head. Anal 

 15-16. Pectoral § to -f- length of head, reaching beyond base of ventral ; 

 latter small, equally distant from end of snout and from root of caudal. 

 Caudal pointed, considerably longer than head. Caudal peduncle as 

 long as deep. 27-28 scales in longitudinal series, 16-18 round body in 



