Fig. I. 



Fig. 2. 



Fig. 3. 



Fig. I. Small specimen of Eozoon, weathered out, natural size, from 

 a photograph. 



Fig. 2. Canal System of Eozoon injected with serpentine (magni- 

 fied). 



Fig. 3. Very fine Canals and Tubuli filled with Dolomite (magni- 

 fied). 



(From Micro-photographs.) 



