PHAGO.— NEOBORirS. 249 



of ventral, nearer end of snout than caudal. Anal III 7-8. Pectoral a 

 little more than | or nearly | length of head. Caudal with pointed 

 lobes. Caudal peduncle 5 to 6 times as long as deep. Scales obtusely 

 keeled, 42-45 J, 2 between dorsal fin and lateral line series, 8 round 

 caudal peduncle. Brown above, whitish beneath, often with alternating 

 darker spots on the back and sides, or with a dark lateral band ; dorsal 

 and caudal orange or salmon-pink, usually with black bands, disposed 

 horizontally on the former, obliquely on each lobe of the latter; paired 

 fins and anal yellow or blackish. 



Total length 160 millim. 



Upper Congo. 



1. Type. Kinshassa, Stanley Pool. M. A. GreshofF (C.) ; 



Utrecht University (E ) . 



11. NEOBORUS. 

 Bouleng. Ann. Mus. Congo, Zool.i.p. 78 (1899), and Poiss. Bass. Congo, p. 179 (1901). 

 Snout long and narrow, pointed ; mouth large ; upper jaw movable 

 upwards ; maxillary very small, hidden under the prseorbital when the 

 mouth is closed; prseniaxillary and dentary with a single series of teeth, 

 the anterior large and canine-like, the laterals pointed, compressed, the 

 point directed backwards, some with a small secondary cusp. Cheek 

 partly naked ; nostrils near the eye, close together, separated by a valvular 

 flap ; gill-membranes narrowly united to isthmus. Body elongate, 

 compressed. Scales small, strongly ciliated ; lateral line straight, along 

 the middle of the side ; a scaly process at base of ventral. Dorsal fin 

 with 16 to 18 rays, behind vertical of base of ventrals ; anal with 15 to 

 19 rays ; adipose dorsal fin small. Vertebite 43 (24 + 19). 

 Congo, Casamanza River. 

 Two species : — 

 Dorsal originating well behind vertical of 



base o£ ventral ; Sc. 98-110 ^. . 1. N. ornaius, Blgr., p. 250. 

 Dorsal originating immediately behind 



vertical of ba=e of ventral; So. 90 j|. 2. A^. quadril'meatas^ Pcllegr., p. 251. 



