Type
Age
Age range
323.6–322.8 Ma
Pennsylvanian
Bashkirian
Mississippian
Serpukhovian
Kinderscoutian
Chokierian
Arnsbergian
323.6323.6323.5323.4323.4323.4323.3323.3323.2323.1323.1323.1323.0322.9322.9322.9322.8