RAHD.E. 



CHONDROPTERYG1L 



RAUDJE. 



THE THORNBACK. 



Raia cluvtita, RONDELETIUS. 



,i ,, Thnrnback, WILLUGHBY, p. 74. 



,, ,, LINN.EUS. CUVIER, Regne An. t. ii. p. 398. 



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



,, rubvs, Rough, Ray, ,, ,, pi. 84, old male. 



,, clavata, Thornback, MONTAGU, Wern. 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. 



,, ,, FIUES, Scand. 



,, ,, et rubus, BLAINV. Faun. Franf. 33 & 21. 



Dusybatis clnvata, BONAP. Faun. Ital. fasc. xxix. 



THE THORNBACK exhibits very marked distinguishing 

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



