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Data sets Publications Expeditions Thesaurus
Sharon Springs Member  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Sharon Springs Member
RTWyoming
 Montana
 Colorado
 Nebraska
 Kansas
 Manitoba
 South Dakota
 Pierre Shale
SNIn Pierre Shale. In NW Kansas, E Colorado, W and NW Nebraska, SE South Dakota, Wyoming, Montana, and Manitoba. Added to Thesaurus in 1995.