XENOTILAPIA.— GRAMMATOTEIA. 



453 



2. XENOTILAPIA ORNATIPINNIS. 



Bouleng. Ann. & Mag. N. H. (7) vii. 1901, p. 3,Poiss. Bass. Congo, p. 442 (1001), 



and Tr. Zool. Soc. xvi. 1001, p. 154, pi. xviii. fig. 2 ; Pellegr. Mem. Soc. 



Zool. France, xvi. 1004, p. 370. 



Depth of body nearly equal to length of head, 3^ to ol times in total 



length. Head as in the preceding. 15 to 17 gill-rakers on lower part 



of anterior arch. Dorsal XIII-XV 12-13; spines subequal from the 



fifth or sixth, f length of head. Anal III 7-S ; third spine as long as 



longest dorsals. Pectoral as long as or a little longer than head. 



Ventral not reaching anal. Caudal deeply notched, crescentic. Caudal 



28-32 



peduncle If times as long as deep. Scales 34-37 jj^ ; lateral lines ]}t}3- 



Fig. 308. 



Xenotilaiiia omatijnuuis. 

 Type (Tr. Z. S. 1901). 



Pale brownish ; a more or less distinct silvery lateral band ; spinous 

 dorsal black-edged ; large blackish spots or oblique bars on the dorsal ; 

 upper lobe of caudal edged with blackish ; a chevron-shaped blackish 

 band lower down on the caudal, disposed asymmetrically. 



Total length 110 niillim. 



Lake Tanganyika. 

 1-6. Tvpes. Kibwesi. Pi'of. J. E. S. Moore (C). 



7. Skel. „ 



24. GRAMMATOTRIA. 



Bouleng. Tr. Zool. Soc. xv. IbOO, p. 00, and Poiss. Bass. Congo, p. 443 (1001) ; 

 Pellegr. Mem. Soc. Zool. France, xvi. 1004, p. 300. 

 Body elongate ; scales ctenoid ; three incomplete lateral linos. Teeth 

 conical, the outer moderately large, the inner minute and forming a 



30 Bou II/III 



