Pleasanton Group  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Pennsylvanian
 .....Upper Pennsylvanian
 ......Missourian
 .......Pleasanton Group
RTIowa
 Missouri
 Oklahoma
 Kansas
SNComprises Warrensburg Channel Sandstone, Sni Mills Limestone, Dawson Coal Horizon, Wayside Sandstone, Exline Limestone, Knobtown Sandstone, Hepler Sandstone, Checkerboard Limestone, and Ovid Coal. SW Iowa, E Kansas, NW Missouri, and NE Oklahoma.