Graptolite Shale Member

Geology

Formation: Wufeng

Lithologies: claystone (1), "shale" (1), sandstone (1)

Paleoenvironments: marine indet. (2)

Age range: base of the Wufeng to the top of the Rawtheyan or 449.50000 to 445.20000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Wufeng - Rawtheyan449.5 - 445.2China (Hubei) (4686 4688)