Author:
Bradley,W.H.
Year:
1931
Title:
Origin and microfossils of the oil shales of the Green River Formation of Colorado and Utah.
Reference:
Bradley,W.H. (1931) Origin and microfossils of the oil shales of the Green River Formation of Colorado and Utah. United States Geological Survey, Professional Paper # 168 P. 1- 58
Google Academy:
try to search by title in english
Genus Species Country(Region) From To
Uromyces Uromyces sp Colorado Middle Eocene
Uromyces Uromyces sp Utah Middle Eocene
Vaucheria Vaucheria sp Colorado Middle Eocene
Vaucheria Vaucheria sp Utah Middle Eocene