540 ^Ii'- G. A. Boulenger on Fishes 



32, cquall)^ distant from base of ventral and from base of 

 caudal. Pectoral pointed, f length of head, not quite twice 

 as lono- as ventral, extending beyond base of latter. Caudal 

 scaled'' at the base, upper lobe pointed, lower rounded. 

 Caudal peduncle 3 times as long as deep, | length of head. 

 47 scales in the lateral line, J^ in transverse series on body, 

 - in transverse series between dorsal and anal, 12 round 

 caudal peduncle. Brown above, silvery beneath ; fins 

 brownish. 



Total length 110 mm. 



A single specimen from the Quanza River at Cunga. 



Near P. simus, Sauv., but agreeing with P. deyeni in the 

 anal not originating in front of the dorsal, and in the more 

 elongate body. 



3. Marcusenius ansorgii, Blgr. 



Quanza River at Dondo, Lucalla River at Kalenge and 

 Lucalla. 



This species, originally described from half-grown speci- 

 mens, attains a length of 190 millim. 



4. Alarcusenius 2)appenheimi, sp. n. 



Dei)th of body 3f to 4 times in total length, length of 

 head 4 to 4| times. Head slightly longer than deep ; snout 

 rounded, ^ length of head, slightly projecting beyond mouth ; 

 mouth small, subinferior, its width I to ^ length of head ; 

 teeth notched, 5-7 in upper jaw, 6-8 in lower ; posterior 

 nostril a little below level of centre of eye ; eye about f 

 length of snout and ^ interorbital width. Dorsal 20-22, 

 its length about ^ its distance from head, originating above 

 4th to 6th ray of anal. Anal 25-28, a little longer than 

 dorsal, nearly equally distant from base of ventral and from 

 base of caudal. Pectoral pointed, | to ^ length of head, 

 reaching base of ventral. Caudal densely scaled in the 

 basal half, with obtusely pointed lobes. Caudal peduncle 

 3 to 3| times as long as deep, as long as head. 71-80 

 scales in lateral line, gi^^ in transverse series on body, \\~_\l 

 in transverse series between dorsal and anal, 12-14 round 

 caudal peduncle. Brown ; a more or less indistinct dark 

 vertical bar between anterior part of dorsal and anal. 



Total length 80 to 180 mm. 



Numerous specimens from the Quanza River at Cunga. 



This species, allied to M. marchii, Sauv., kingsleya, Gthr., 



