anatomical structure of the eye. 85 
natural state, and that at B, is injected ; magnified forty dia- 
meters. 
Fig. 5 A very small portion of the same ; at A, in the 
natural state, and at B, injected ; magnified two hundred 
diameters. 
Plate XII. 
Fig. 1. Side view of a dissected eagle's head ; natural size. 
Fig. 2. Front view of the same ; natural size. 
