Chart showing the regional global subdivisions of the Carboniferous System and approximate equivalency of global subdivisions to regional stage subdivisions in North America, Western Europe/Britain, and China. After Heckel & Clayton 2006.
Chart showing the regional global subdivisions of the Carboniferous System and approximate equivalency of global subdivisions to regional stage subdivisions in North America, Western Europe/Britain, and China. After Heckel & Clayton 2006.