Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Boggy Shale  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Carboniferous | |
| ....Pennsylvanian | |
| .....Middle Pennsylvanian | |
| ......Desmoinesian | |
| .......Boggy Shale | |
| RT | Oklahoma |
| Arkansas | |
| Krebs Group | |
| SN | In Krebs Group. Oklahoma and W Arkansas. Added to Thesaurus in 1985. |