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Geology, Stratigraphic--Mesozoic
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Geology, Stratigraphic--Cretaceous
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Steele Shale (Wyo.)
Steele Shale (Wyo.)
Geographic
sh90001540
·
id.loc.gov
Broader Terms (2)
Formations (Geology)--Wyoming
Geology, Stratigraphic--Cretaceous
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