134 



STIXG RAY. 



Swansea; and supposed it, therefore, to constitute the JR. 

 altavela of Linnseus. But it is probable that he quoted from 

 memory; and the much rarer R. altavela is distinguished by 

 not having a fin on the taih It has never been found in 

 England. 



Sting Ray, shewing the raised part of the body. 



