Search SEDIS
Data sets | Publications | Expeditions | Thesaurus |
Douglas Group | |
---|---|
BT | Chronostratigraphic Units |
.Phanerozoic | |
..Paleozoic | |
...Carboniferous | |
....Pennsylvanian | |
.....Upper Pennsylvanian | |
......Virgilian | |
.......Douglas Group | |
RT | Iowa |
Missouri | |
Nebraska | |
Kansas | |
Lawrence Formation | |
SN | Includes Stranger Formation, and Lawrence Formation. SW Iowa, E Kansas, NW Missouri, and SE Nebraska. |