A. 



B. 



DORSAL FINS 



c. 



Fig. 167. Monk-Fish and Rays, reduced to various scales 

 A, Monk-Fish (Rhino, squatina). B, Thornback (Raia davata). c, Under Side of young Skate (Raia batis) 



Electric Ray ( Torpedo nobiliana). 

 VOL. I. 289 19 



