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
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Genus Species Country(Region) From To
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Utah Middle Eocene
Spore Spore sp Colorado Middle Eocene
Spore Spore sp Colorado Middle Eocene
Spore Spore sp Colorado Middle Eocene
Spore Spore sp Colorado Middle Eocene
Stigeoclonium Stigeoclonium lubricum Colorado Middle Eocene
Stigeoclonium Stigeoclonium lubricum Utah Middle Eocene