Sakasegawa Formation, Group

Geology

Group: Sakasegawa

Formations: Fukami (1), Itchoda (2), Sakasegawa (1)

Members: unnamed (1)

Lithologies: "shale" (1), siltstone (1), sandstone (2)

Paleoenvironments: marine indet. (2), coastal indet. (2)

Age range: Late/Upper Eocene or 37.71000 to 33.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Eocene56.0 - 33.9Japan (203231)
Late/Upper Eocene37.71 - 33.9Japan (70924 70925 203225)