Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Mattoon Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Carboniferous | |
| ....Pennsylvanian | |
| .....Mattoon Formation | |
| RT | Illinois |
| Aravalli System | |
| SN | McLeansboro Group. Predominantly shale and sandstone. |