Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Logan Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Carboniferous | |
| ....Mississippian | |
| .....Logan Formation | |
| RT | Kentucky |
| Ohio | |
| SN | Comprises Beyer, Allensville, and Vinton members. NE Kentucky, and Ohio. |