Type
Age
Age range
323.4–322.1 Ma
Pennsylvanian
Bashkirian
Mississippian
Serpukhovian
Krasnopolyanian
Voznesenian
Zapaltjubian
323.4323.3323.2323.1323.0322.9322.8322.7322.6322.5322.4322.3322.2322.1