Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Shepard Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Precambrian | |
| ..Proterozoic | |
| ...Mesoproterozoic | |
| ....Shepard Formation | |
| RT | Montana |
| Belt Supergroup | |
| Missoula Group | |
| SN | In Missoula Group of Belt Supergroup. NW Montana. Added to Thesaurus in 1989. |