LAMPEOLOGUS. 



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 | length of head. Anal 

 A"1I-VI1I 6-7 ; last spine a little longer than longest doisal. Pectoral 

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

 rounded. Caudal peduncle as long as deep. Scales 33-35 ffzi^; lateral 



lines 



24-28 



Dark brown ; fins blackish. 



9-13- 



Total length 93 millim. 

 Lake Tanganyika, 



1-3 Types. Mbify Eocl^s. 



4—5. Types. Kinyamkolo. 



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



Fig. 330. 



Lamprologus moorii. 

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



22. LAMPROLOGUS COMPRICSBICEPS. 

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

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

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

 2^ times. Head strongly compressed, 2| to 2| times as long as broad, 

 with concave upp?r 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 ; prajmaxillary 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 



