138 



THE DAWN OF LIFE. 



and figured (fig. 18) the remarkable rounded bodies 

 occurring at Long Lake. I now figure similar bodies 

 found mixed with fragmental Eozoon and in separate 

 thin layers at St. Pierre (fig. 32), also some of the 

 singular grains found in the loganite occuping the 

 chambers of Eozoon from Burgess (fig. 33), and a 



FIG. 34. Archceospherina from Wentworth Limestone. 

 Magnified. 



beaded body set free by acid, with others of irregu- 

 lar forms, from the limestone of Wentworth (fig. 

 34). All these I think are essentially of the same 

 nature, namely, chambers originally invested with a 

 tubulated wall like Eozoon, and aggregated in groups, 



