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Wisconsinan  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Quarternary
 ....Pleistocene
 .....Upper Pleistocene
 ......Wisconsinan
NTLavery Till
 upper Wisconsinan
 Woodfordian
UFWisconsinian
RTWeichselian
 Sartanian
 Vistulian
 Twocreekan
SNStage.