Alaskan equivalents. 



Queen Charlotte Islan 



Pine River. 



McCarthy formation and 

 equivalent beds with 

 Pseudomonotis subcircu- 

 laris. 



* C8 



Limestone of lliamna Lake 



with corals. 

 VNizina limestone (in 



part ?). 



Chitistone and Nizina (?) 

 limestones and equiva- 

 lent beds with Halobia 

 cf. superba. 



Flaggy calcareous arg : . , J 



and thin limestones f unknown cr 

 Pseudomonotis subc, Pseu « ornonot 

 laris. Jar«s- 



(Unconformity.) 



Massive limestone. 



Dawsonites-bearing beds of 

 Hamilton Bay. 



Slates of Brooks Mountain, 

 Seward Peninsula, with 

 Gymnotoceras and Dao- 

 nella. 



Nikolai greenstone and 

 equivalent volcanic 

 rocks. 



Volcanic rocks 



