103 THE ORIENTAL DACTYLOPTERUS. 



tion of " volitans" and some others of nearly similar 

 signification, has been applied. It is in those fishes 

 only to ■which the name of " flying-fish," par ex- 

 cellence^ has been given, that use their pectoral fin 

 for the purpose of a temporary absence from the 

 waters, exemplified by the 



