LAMPROLOGUS. 



479 



teeth small ; cheek naked or with deciduous scales. Gill-rakers short, 

 9 or 10 on lower part of anterior arch. Dorsal XIX-XX 8-9 ; spines 

 increasing slightly in length to the last, which measures nearly ■£ length 

 of head; median soft rays produced, at least f length of head. Anal 

 VII— VIII 6-7 ; last spine a little longer than longest dorsal. Pectoral 

 f to f length of head. Ventral produced into a long filament. Caudal 



— T— 7 



rounded. Caudal peduncle as long as deep. Scales 33-35 jpiai lateral 



lines 



24-28 



Dark brown ; fins blackish. 



9-1IJ 



Total length 93 millim. 



Lake Tanganyika. 



1-3 Types. 

 4-5. Types. 



Mbity Rocks. 

 Kinyamkolo. 



Prof. J. E. S. Moore (C). 



Fig. 330. 



Lamprolcyus moorii. 

 Type (Tr. Z. S. 1898). <•. 



22. LAMPROLOGUS COMPRESSICEPS. 



Bouleng. Tr. Zool. Soc. xv. 1898', p. 7, pi. i. fig. 3. and Poiss. Bass. Congo, p. 405 

 (1901) ; Pellegr. Mem. Soc. Zool. France, xvi. 1904, p. 294. 



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

 2-£ times. Head strongly compressed, 1\ to 2| times as long as broad, 

 with concave upper profile ; snout a little longer than eye, which is 

 3 (young) to 4 times in length of head and exceeds interorbital width ; 

 mouth extending to below anterior border of eye ; prsem axillary pro- 

 cesses very long, extending far between the orbits ; 6 large canines 

 in front of upper jaw and 4 in front of lower, followed by a narrow 



