Type
Age
Age range
301.5–301 Ma
Pennsylvanian
Gzhelian
Stephanian C
Stephanian B
Stephanian A
301.52301.50301.48301.46301.44301.42301.40301.38301.36301.34301.32301.30301.28301.26301.24301.22301.20301.18301.16301.14301.12301.10301.08301.06301.04301.02301.00300.98