14 TEL KOSTEI. AC ANTHOPTERYGII. 



white, with 2 broad, dark, vertical brown bands, the anterior from 

 between the first dorsal spines and the forehead, descends over the 



Fig. 4. Zanchts cornutus. 



orbits, opercle, and cheek to the ventral ; the second band com- 

 mencing between the base of the fourth spine and the first ray, passes 

 downwards to the highest portion of the anal ; this band has a white 

 hinder edge ; a third band crosses the caudal, and has a concave 

 posterior margin and a white front edge. There is also a baud 

 over the snout. Pectoral yellow. 



Hob. Seas of India to the Malay Archipelago and beyond. 



5. Genus HOLACANTHUS, Lacep. 

 Syn. Genicanthus, Swains. 



Branchiostegals six ; pseudobranchifie. Body compressed, and 

 as a rule much elevated. Preopercle serrated, with one or more 

 strong spines at its angle. No palatine teeth. A single dorsal fin 

 with from 12 to 15 spines ; anal with 3 or sometimes 4. Scales of 

 moderate or small size. Air-bladder with two horns posteriorly. 

 Pyloric appendages many. 



Geographical Distribution. Tropical Seas. 



Synopsis of Indian Species. 



A. Scales small. L. 1. much more than 50. 

 Bluish, with about nineteen narrow oblique 



canary-coloured hands on the body .... L //. imperator, p. lo. 

 Blue, with light vertical curved bands on 



the body 2. //. ntcobariensig, p. ](>. 



Six or seven blue bands radiating from the 



head 3. H. amiukiris, p. 16. 



