436 KA1ID.E. 



CJIONDIWPTKKYGII. KAIIDX. 



THE THORNBACK. 



liaia clavata, Thornback, WILLI-GIICY, p. 74 

 ,, ,, LJNN.II>. ( Y vn n, Regne An. t. ii. p.398. 



,, ,, Thornback, BLOCH, pt. iii. pi. 83, female. 



,, rubus, Rough Rail, ,, ,, pi. 84, male. 



,, clarata* Thornback, MONTAGU, \Vern. Mem. vol. ii.p. 416. 

 ,, ,, PENN. Brit. Zool. vol. iii. p. 122, pi. 14, female. 



DON. Brit. Fish. pi. 26, female. 

 ,, FLEM. Brit. An. p. 170, sp. 19. 



,, ,, JENYNS, Man. Brit. Vert. p. 516, sp. 205. 



,, ,, ,, COUCH'S MS. 



THE THORNBACK exhibits very marked distinguishing 

 characters, and being also a very common fish, is one of the 

 best known of the species of Rays, a term which Mr. 

 Couch considers to be derived from the Anglo-Saxon ' Reoh, 1 

 which means ' rough,' and is particularly appropriate to the 



