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Cambrian - Deadwood formation (2) |
Geology -- United States --Maps (2) |
Jurassic - Sundance formation (2) |
Neogene - unnamed strata (2) |
Ordovician - Whitewood limestone (2) |
Paleogene - unnamed strata (2) |
Triassic - Spearfish formation (2) |
Carboniferous - Minnekahta limestone; Opeche formation; Minnelusa sandstone; Pahasapa limestone (1) |
Carboniferous - Minnekahta limestone; Opeche formation; Minnelusa sandstone; Pahasapa limestone; Englewood limestone (1) |
Cretaceous - Carlile formation; Greenhorn limestone; Graneros shale; Dakota sandstone; Fuson formation; Lakota sandstone; Morrison shale (1) |