Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Fall River Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Cretaceous | |
| ....Lower Cretaceous | |
| .....Fall River Formation | |
| RT | Wyoming |
| South Dakota | |
| Inyan Kara Group | |
| SN | In Inyan Kara Group. Includes Keyhole Sandstone Member. W South Dakota and NE Wyoming. |