U. S. GEOLOGICAL SURVEY 



BULLETIN 612 PLATE XVIII 



A. "FISH CUT," WEST OF GREEN RIVER CITY, WYO. 



Many fossil fishes were found in the Green River formation at this locality. Photograph furnished by Union 



Pacific Railroad Co. 



B. BLUFFS OF THE GREEN RIVER FORMATION NEAR GREEN RIVER CITY, V/YO. 



Photograph furnished by Union Pacific Railroad Co. 



