03 



a 



03 



d 

 O 



m 



Laramie, 5,750' 



Pierre (incl. Fox Hill), 830' 

 Belly River, 910' 

 Lower dark shales, 800' 



Dakota (probably). 



=o 

 S 

 c> 

 0} 

 CD 



03 



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 ^ 03 



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Laramie (base). 



Pierre (including Fox Hill). 

 Belly River. 



Benton (possibly with part 

 of Niobrara, 1,400'). 



Dakota, apparently rep- 

 resented in part by coarse 

 conglomerates, and includ- 

 ing on Crow Nest Pass, 

 2,200', of volcanic ejecta- 

 menta. 



Kootanie formation, 

 7,000' or more. Sand- 

 stones, shales, etc., with 

 coal. 



CO 



s 



CD 



CO 



O 

 <D 

 to 

 « 



<D 



Yukon District. 

 (North of 60th parallel.) 



Laramie of Lewes R. 



(Intermediate formations 

 probably represented, but 

 not recognized.) 



Conglomerates of Rink 

 Rapid, etc. 



Fossiliferous shales and 

 sandstones, on Rink Rapid, 

 L. Labarge, etc. 



co" 



03 



CD 



CO 

 CS 



CD 



4 



_CQ 



° a 



,2 O 



d 

 '3 

 2 



Tatlayoco beds (7,000'), 

 Nechacco beds (6,000'), 

 Skeena beds, Skagit beds 

 (4,400' or more;, Jackass 

 Mt. beds (5,000'). All 

 sandstones and quartzites, 

 with shales, and generally 

 coarse conglome rates ab've. 

 "Porphyrite" series of 11- 

 tasyouco 10,000' (probably 

 passing up into above) of 

 Tatlayoco, and possibly of 

 Nechacco and Skeena. 



CO 



S 

 o 



CD 

 CD 



e 



CD 



CD 

 CO 



CS 



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r e 



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 O 



d 



03 



'33 



3 



> 



o 

 o 



03 

 i> 



m" 



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• 

 Upper conglomerates, 320' 

 Upper shales, 776' 

 Mid. conglomerates, 1,100' 

 Middle shales, 76' 

 Lower conglomerates, 900' 

 Lower shales, 1,000' 

 Productive coal meas., 739' 



CO 



s 



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cd 



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CO 



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CD 



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03 



TS 



a 

 ,3, 



i— i 



03 



03 



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d 



03 



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cc 

 -C 



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 o5 



<E 

 Is 

 Tr. 



t- 



03 

 P 



P 

 P 



< 



stones, 1,500' 



B. Coarse conglomerates, 

 2,000' 



C. Lower shales and sand- 

 stones (with coal ),5, 000' 



D. Agglomerates, 3,500' 

 E. Lower sandstones,!, 060' 



CO 



3 



<D 

 CD 

 <D 



e 



CD 



CO 



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53, 



