192 



SUBKINGDOM VERTEBEATA. 



Fig. 829. 



Scomberidae (mackerel-like). 

 The Mackerel, in May and June, 

 approach the shores in enormous 

 shoals to spawn, and great num- 

 bers are then caught for market. 



Fig. 330. 



Scomber vernalis, Mackerel. ^. 



Blepharidae. The Comer-fish 

 is noticeable for the lengthening 

 of the spines of the dorsal and 

 anal fins into hair-like filaments. 



Chaetodontidae (hair-toothed). 

 The Archer can shoot a drop of 

 water from its mouth with such 

 precision as to bring down a fly at 



Fig. 331. 



Chatf&don rostratus, Archer, f 



Gadidse. The Cod* is caught in deep seas with hook 



* The use of the barbule on its chin is unknown, unless from its similarity to a 

 worm it may he attractive to the smaller fish upon which the Cod preys. 



