AN AMERICAN GEOLOGICAL RAILWAY GUIDE. (CAN.) 



The Dominion of Canada. 1 



List of the Geological Formations of Canada: 



16. Triassic, 

 14. Coal Measures. 

 13 b. Mississippi, Carb. I. s. 

 13 a- Bonaventure,orWaverley 

 12. Catskill, (Old Red Sandstone.) 

 1 1 b. Chemung and Portage. 

 10 b. Hamilton, inc. Mar. & Cen. 

 9 c. Corniferous, or Up. Held. 

 8. Oriskany. 

 7. Lower Helderberg. 

 6. Salina, or Onondaga. 

 5 d. Guelph. 

 5 c. Niagara. 

 5 b. Clinton. 

 5 a. Medina and Oneida. 



4 c. Loraine. 



4 b. Utica. 



4 a. Trenton. 



3 c. Chazy. 



3 b. Levis. 



3 a. Calciferous 



2 d. Potsdam. 



2 c. Sillery. 



2 b. Acadian. 



2 a. Lower Taconic. 



1 d. Montalban. 



1 c. Norian or Labrador. 



1 b. Huronian. 



1 a. Laurentian. 



4. Upper Cambrian 

 or Siluro-Cam- 

 brian. 



3. Middle Cambrian. 



2. 



Lower Cam- 

 brian. 



, I 1. Eozoic 

 i. or 



Crystalline. 



1. Corrected and the nomenclature arranged by Prof. T. Sterry Hunt, LL. 3)., F. E. S. 



2. The Norian or Labrador series (Upper Laurentian of Logan) is fonnd, like the Huronian, to 

 rest unconformably upon the Laurentian, but its true relation to the Huronian being yet unde- 

 termined, the position at present assigned to it in the Eozoic succession is only provisional. I . b. H. 



