Search SEDIS

Data sets Publications Expeditions Thesaurus
Mowry Shale  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Lower Cretaceous
 .....Mowry Shale
RTUpper Cretaceous
 Wyoming
 Montana
 South Dakota
 Colorado Group
SNIn Colorado Group. Consists of hard lighter-gray shales and thin bedded sandstones that weather light gray and form ridges. Montana, W South Dakota, and Wyoming. Indexed with states as applicable.