LAMPEOLOGUS. 4 it) 



17. LAMPROLOGUS LEMAIRII. 

 Boiileiig. Tr. Zool. Soc. xv. 189'9, p. 88, pi. xviii. fig. 1, Ann. Mus. Congo, Zool. 

 i. p. 140, pi. liii. fig. 1 (1900), and Poiss. B.iss. Congo, p. 402 (1901) ; 

 Pellegr. Mem. Soc. Zool. France, xvi. 1904, p. 292 ; Bouleng. Tr. Zool. Soc. 

 xvii. 1906, p. 558. 



Depth of body 3 to 5^ times in total length, length of head 2f to 3 

 times. Head If to 2 times as long as broad ; snout as long as or a little 

 longer than eye, which is 3 to 4 times in length of head and exceeds 

 interorbital width ; mouth extending to below anterior border of eye or 

 a little beyond ; 4 or 6 large curved canine teeth, wide apart, in front 

 of each jaw, followed by a narrow band of minute teeth ; lateral teeth 

 rather large, some in the lower jaw canine-like; cheek naked. Gill- 

 rakers short, 9 or 10 on lower part of anterior arch. Dorsal XIX 7 



Lamprologus lemairii. 

 Type (A. M. 0.). 



(rarely XVIII 8) ; spines subequal from the fifth or increasing in length 

 to the last, about f to ^ length of head and | to f longest soft rays. 

 Anal VIII 5-6 ; last spine as long as or a little longer than longest 

 dorsals. Pectoral f length of head. Ventral reaching origin of anal 

 or beyond. Caudal rounded. Caudal peduncle a little longer than 

 deep. Scales 40-48 ^; lateral lines |Ei- Light brown to dark 

 brown above, lighter or white beneath, uniform or most of the scales 

 with a dark edge, and with three more or less distinct oblique dark bars 

 on the back; a dark band from the eye to the maxillary; a black 

 opercular spot ; dorsal and anal blackish on the edge, the former usually 

 with a large black spot between the four or five first spines of the 

 dorsal ; ventrals sometimes black. 



