384 



THE CORNEA, BY ALEXANDER ROLLETT. 



fresh cornea from the Frog should be macerated in a solu- 

 tion containing 0'5 per cent., until it is thoroughly stained 

 of a yellow colour; it is then to be exposed to the light 



Fig. 380. 



Fig. 380. a, Corpuscles of the cornea of a Frog, treated with 

 chloride of gold, and seen from the surface ; b, corpuscles of the 

 cornea of a Frog, treated with chloride of gold, as seen in a vertical 



section. 



