GEOLOGICAL SURVEY OF THE TERRITORIES. 



7. Eeddisli aud greenish calcareous shales, with interlaminatecl 



liiuestoues, containing trilobites. Thickness - . .* 



8. Limestones, weathering to a brownish color, sbaly in many 



places • 



9. Alternate beds of pebbly and compact limestones 



173 



Feet. 

 50 



2(K) 



200 



5^ =p%%7 '^v'^l^cT^^'^^? 











\^ 



10. Tliick beds of limestone in which were found Sjririfer, Fro- 



di/cius, (Jhonetes, Zaphrentis. The lower layers weather y<>llow. 

 The layer in which the fossils occur is of a blue color, and 

 very compact. Thickness, estimated at 1, 000 



11. White quartzite. . 



12. Jurassic beds. 



