Kubota Formation
Geology
Group: Higashi-Tanakura
Members: unnamed (20)
Lithologies: sandstone (20)
Paleoenvironments: marginal marine indet. (20)
Age range: Late/Upper Miocene or 11.63000 to 5.33300 Ma
Kubota Formation
Group: Higashi-Tanakura
Members: unnamed (20)
Lithologies: sandstone (20)
Paleoenvironments: marginal marine indet. (20)