Guchuochun Formation
Geology
Members: unnamed (3)
Lithologies: "shale" (1), siltstone (1), sandstone (1)
Paleoenvironments: deep-water indet. (3)
Age range: Berriasian or 143.10000 to 137.05000 Ma
Collections
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Berriasian | China | (64825 64826 64867) |