Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus | 
| Dockum Group  | |
|---|---|
| BT | Chronostratigraphic Units | 
| .Phanerozoic | |
| ..Mesozoic | |
| ...Triassic | |
| ....Upper Triassic | |
| .....Dockum Group | |
| RT | New Mexico | 
| Oklahoma | |
| Colorado | |
| Texas | |
| Kansas | |
| Chinle Formation | |
| Santa Rosa Sandstone | |
| SN | Includes Sloan Canyon Formation, Sheep Pen Canyon Formation, Tecovas Shale, Santa Rosa Sandstone, Chinle Formation, Pierce Canyon Redbeds, Baldy Hill Formation, Travesser Formation. Colorado, Kansas, Oklahoma, New Mexico, and W Texas. |