Wakkanabi Formation
Geology
Group: Ishikari
Members: unnamed (3)
Lithologies: not reported (1), siltstone (2), sandstone (2)
Paleoenvironments: marginal marine indet. (1), coastal indet. (2)
Age range: Lutetian or 48.07000 to 41.03000 Ma
Wakkanabi Formation
Group: Ishikari
Members: unnamed (3)
Lithologies: not reported (1), siltstone (2), sandstone (2)
Paleoenvironments: marginal marine indet. (1), coastal indet. (2)