324 



FISHES. 



but very little is known of its structure and mode of life. 

 It is perfectly harmless, its teetli being extremely small and 

 numerous, placed in broad bands ; it lias been stated to feed 

 on tang, an observation wliicli requires confirmation. The 

 snout is very broad, short, and fiat ; the eyes are very small. 

 A pit at the root of the caudal fin which has the lower 

 lobe well developed ; side of the tail with a keel. A charac- 

 teristic figure of this fish has been given by A. Smith in his 

 " Illustrations of the Zoology of South Africa," Plate 26, from 

 a specimen which came ashore at the Cape of Good Hope. 



Fourth Fajiily — Notidanid^e. 



No nictitating memhranc. One dorsal fin only, vnthout 

 s])ine, opposite to the anal. 



Fig. 115. — Dentition of Notidaiius indicus. a, teeth in function 

 reserve ; n, Mpjier, and I, lower, tooth, of natural size. 



h, teeth in 



