454 CICHLID.E. 



narrow band. Maxillary exposed at the end. A large papillose pad on 

 each side of the pharynx, forming a strong protuberance in front of the 

 upper part of the branchial arches. Dorsal with 15 spines, anal with 

 3 or 4. Occipital and parietal crests strong, extending to between the 

 orbits. VertebrEE 36 (14+22). 

 Lake Tanganyika. 



1. GRAMMATOTRIA LEMAIRII. 



Bouleng. Tr. Zool. Soc. xv. 1899, p. 90, pi. xviii. fig. 3, Ann. Mus. Congo, Zool. i. 



p. 146 (1901), and Poiss. Bass. Congo, p. 413 (1901) ; Pellegr. Mem. Soc. 



Zool. France, xvi. 1904, p. .369 ; Bonleng. Tr. Zool. Soc. svii. 1906, p. 569. 



Depth of body 4 to 4| times in total length, length of head 3 to 3^ 



times. Head 2^ to 2^ times as long as broad; snout with slightly 



rig. 309. 



Orammalotria lemaini. 

 Type (Tr. Z. S. 1899). 4. 



convex upper profile, longer than broad, longer than postocular part of 

 head; eye 3 to 3| times in length of head, equal to or a little exceeding 

 interorbital width ; mouth extending to between nostril and eye ; teeth 

 in 4 or 5 series ; 3 or 4 series of scales on the cheek. Gill-rakers rather 

 short, 10 to 12 on lower part of anterior arch. Dorsal XV 14-15; 

 spines rather feeble, equal from the fifth or seventh, y or ^ length of 

 head; soft rays not or but little longer. Anal III-IV 10-11 ; last spine 

 a little stronger, but shorter, than dorsal. Pectoral f to f length of 

 head, extending to, or nearly to, vertical of origin of anal. Ventral 

 reaching vent, or not quite so far. Caudal with deep crescentic notch. 

 Caudal peduncle 2 to 2^ times as long as deep. Scales finely denti- 



41-.V2 



culate, 52-5-3 j^ ; lateral lines '■^t^. Grey or pale brown above, 



