86 



THE WALKS ABROAD OF 



dred pounds, and in the body of the said shark there 

 was the corpse of a horse quite entire." 



" With the four shoes on the feet ? That appears to 

 me rather difficult of digestion." 



" However that may be, the cartilaginous fishes 

 comprise the sharks, sturgeons, and lampreys." 



THE TUNNY (Scomber thijuitus, Lin.). 



"And how do you distinguish the bony fishes ?" 

 " By the position of the fins and of the gills, and 

 the form of the jaws. And it is from these that their 

 uncouth names are derived, almost enough to make 

 you shudder : to begin with, the Acanthopterygii, the 

 dorsal fin of which is furnished with spiny rays : ex- 

 amples, the gurnard, the tunny, the sword-fish. Next 



