480 



CICHLID.'E 



band of minute teeth- lateral teeth rather small; cheek naked. Gill- 

 rakers moderately long, 15 on lower part of anterior arch. Dorsal 

 XX-XXI 6 ; spines increasing in length to the sixth, which measures 

 ^ length of head, the last a little shorter. Anal X 5 ; last spine as long 

 as last dorsal. Pectoral ^ to f length of head. Ventral produced into 

 a filament. Caudal rounded. Caudal peduncle as long as deep or a 



5 . 22— ''S 



little deeper than long. Scales 32-33 j^ ; lateral lines ^::^. Brown, 

 uniform or with traces of five darker vertical bars, which are more 

 distinct in the young ; pectoral bright yellow, other fins brown, blackish 

 towards the edge. 



Total length 83 millim. 



Lake Tanganyika. 



1-2. Types. Kinyamkolo. Prof. J. E. S. Moore (C). 



'6. Yg. Niamkolo. Dr. W. A. Cunningtoii (C). 



Tis. 331. 



Lamj>rolo()us compressiceps. 

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



23. LAMPROLOGDS T^NIURUS. 

 Bouleng. Eev. Zool. Afr. iii. 1914, p. 444. 



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

 Head twice as long as broad ; snout as long as or a little shorter than 

 eye, which is 2f to 3 times in length of head and equals interorbital 

 width ; mouth extending to below anterior border or anterior fourth of 

 eye ; 4 or 6 canines, outer largest, in front of each jaw, followed by a 

 narrow band of minute teeth ; lateral teeth small ; cheek naked. Gill- 

 rakers long and slender, 23 to 25 on lower part of anterior arch. Dorsal 



