LAMPEOLOGUS. 



48c 



26. LAMPROLOGUS FURCIFER. 

 Bouleng. Tr. Zool. Soc. xv. 1808, p. 0, pi. ii. fig. I, and Poiss. Bass. Congo, p. 407 

 (1901) ; Pollegr. Mem. Soc. Zool. France, xvi. 1904, p. 295. 



Depth of body 4 to 4| times in total length, length of head 2f to 

 3 times. Head twice as long as broad ; snout as long as or a little 

 longer than eye, which is 3| to of times in length of head and exceeds 

 interorbital width; mouth extending to below anterior fourth of eye; 

 6 large canines, wide apart, in front of upper jaw, and 4 in front of 

 lower, followed by a moderately broad band of minute teeth ; lateral 

 teeth very small ; cheek with deciduous scales. Gill-rakers short, 14 to 

 16 on lower part of anterior arch. Dorsal XIX-XXI 7-9 ; spines 

 increasing in length to the last, which measures f length of head ; 



Fig. 334. 



Lam^yolog us farcifer. 

 Type (Tr. Z. S. 1898). f. 



some of the soft rays produced, | to | length of head. Anal 

 VI-VII 5-6 ; last spine as long as last dorsal. Pectoral | length of 

 head. Ventral reaching vent or origin of anal. Caudal with deep 

 crescentic notch. Caudal peduncle 1| to 2 times as long as deep. 

 Scales 50-60 ^^: lateral lines -j^. Dark brown, with very indistinct 

 blackish cross-bars on the body ; spinous dorsal and ventrals blackish ; 

 round black spots on the soft dorsal and caudal ; caudal lobes tipped 

 with whitish. 



Total length 125 millim. 



Lake Tanganyika. 



2i2 



