Wea Shale Member
Geology
Formation: Cherryvale
Lithologies: "shale" (1), "limestone" (1)
Paleoenvironments: offshore shelf (1)
Age range: Kasimovian or 307.00000 to 303.70000 Ma
Collections
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kasimovian | USA (Nebraska) | (237042) |