Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Spiro Sandstone  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Carboniferous | |
| ....Pennsylvanian | |
| .....Middle Pennsylvanian | |
| ......Desmoinesian | |
| .......Spiro Sandstone | |
| RT | Oklahoma |
| Arkansas | |
| Arkoma Basin | |
| Savanna Formation | |
| SN | Desmoinesian. Arkoma Basin. E Oklahoma, Arkansas. In Savanna Formation. Added to Thesaurus in 1993. |