Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Cody Shale  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Mesozoic | |
| ...Cretaceous | |
| ....Upper Cretaceous | |
| .....Cody Shale | |
| RT | Wyoming |
| Montana Group | |
| Belle Fourche Shale | |
| Colorado Group | |
| SN | In Colorado Group or Montana Group. Bighorn Basin in N Wyoming. |