Type
Age
Age range
301.5–297 Ma
Cisuralian
Asselian
Pennsylvanian
Gzhelian
Khorokytian
Kyglitassian
301.6301.4301.2301.0300.8300.6300.4300.2300.0299.8299.6299.4299.2299.0298.8298.6298.4298.2298.0297.8297.6297.4297.2297.0296.8