Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Tansill Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Permian | |
| ....Guadalupian | |
| .....Tansill Formation | |
| RT | New Mexico |
| Texas | |
| SN | SE New Mexico and W Texas. Added to Thesaurus in 1989. |