Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Columbus Limestone  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Devonian | |
| ....Middle Devonian | |
| .....Columbus Limestone | |
| RT | Ohio |
| SN | Comprises Bellepoint, Eversole (?), Delhi, Marblehead, and Venice members. Named for exposure at Columbus in Franklin County, Ohio. |