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T1IE FOX-SHARK. 



may sometimes be found attached to a stalk of flexible 

 coral or tuft of sea-weed. 



A well-known genus of Squalidse is the Thrasher, or, 

 as -it is occasionally called, the Fox-Shark or Sea-Fox ; a 



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vulpine designation due to a supposed resemblance between 

 its tail and that of a fox. It was well known to the an- 

 cients, who, building upon the vulpine analogy of structure, 



