CAMBRIAN GEOLOGY AND PALEONTOLOGY 



V 



No. I.— GEOLOGICAL FORMATIONS OF BEAVERFOOT- 



BRISCO-STANFORD RANGE, BRITISH 



COLUMBIA, CANADA 



By CHARLES D. WALCOTT 

 (With Piatf.s i to 8) 



CONTENTS 



PAGE 



Introduction 3 



Description of map, plate i 7 



Stratigraphic sections ; 9 



Sinclair Canyon Section 9 



Silurian 1 1 



Ordovician 14 



Ozarkian 16 



Upper Cambrian 20 



Summary 21 



Stoddart-Dry Creek Section 21 



Ozarkian 22 



Upper Cambrian 24 



Summary 24 



Sabine Mountain Section 25 



Silurian 26 



Ozarkian 27 



Upper Cambrian 28 



Grainger Mountain Section 29 



Cambrian 30 



Lower Cambrian 30 



Beltian 30 



Notes on Geological Formations of tbe western side of the Beaverfoot- 



Brisco-Stanford Range 31 



Devonian 31 



Silurian 32 



Wonah Quartzite 32 



Ordovician 32 



Glenogle formation 32 



Sinclair formation 34 



Sarbach ? formation 35 



Ozarkian 35 



Mons formation 35 



Smithsonian Miscellaneous Collections, Vol. 75, No. 1. 



I 



