ATOPOCHILUS. 



491 



(2 rays rudimentary). Pectoral spine strong, striated, strongly serrated 

 on inner side, f length of head. Ventral nearly reaching origin of 

 anal. Caudal peduncle 1| times as long as deep. Greyish above, with 



Atopochilus savorgnani. 

 Type, after Sauvage, I. c. 



a dark band between the adipose fin and the anal, and a dark blotch at 

 the base of the caudal ; fins transparent, without markings. 



Total length 90 millim. 



Upper Ogowe. — Type, in Paris Museum, examined. 



2. ATOPOCHILUS MACROCEPHALUS. 

 Bouleng. Ann & Mag. N. H. (7) xvii. 1906, p. 112. 



Depth of body || its greatest width, 5 times in total length. Head 

 much depressed, 1^- times as long as broad, its length 2§ times in total 

 length, its upper surface slightly rugose ; snout broadly rounded, its 

 length 2-j times postocular part of head ; nostrils nearer end of snout 

 than eye, the diameter of which is 6-|- times in length of head and 

 1\ times in interorbital width ; buccal cleft f length of head ; band of 

 praemaxillary teeth interrupted in the middle, as broad as the lower lip ; 

 lateral barbel \ length of head, more than twice as long as posterior 



