33% ARGUS CHiETODON. 



gradually softens into white : down each side of the 

 head, through the eyes, runs a deep-brown band : 

 the pectoral, ventral fins, and tail are white : the 

 body is covered with moderately small scales, and 

 at the lower part of the gill-covers is a very strong 

 spine : the shape of the fins resembles those of the 

 major part of this division. Native of Japan. 



ARGUS CMTODON. 



Chsetodon Argus. C. subargentciis, maculis numerosis rotundis 



fuscis, corpore subquadrato-ovati. 

 Silvery-grey Chsetodon with squarish-ovate body,, marked with 



numerous round brown spots. 

 Chsetodon Argus. Lin. Gmd. Block, t. 204. 



General shape ovate, or rather squarish-ovate : 

 colour silvery-grey, with a brownish cast on the 

 upper parts, and the whole body, as well as part 

 of the fins, marked by numerous round brown 

 spots : scales very small : first rays of the dorsal fin 

 moderately long, those on the middle part much 

 shorter : terminal part both of dorsal and anal fin 

 rounded and slightly dilated : tail even at the end, 

 but not rounded ; gill-covers perfectly smooth : 

 native of the fresh waters of India, 



