Type
Zone
Age range
412–411 Ma
Early Devonian
Pragian
Gondwania irregularis
Pedavis gilberti
Masaraella pandora morpho. Beta
412.0411.9411.9411.9411.8411.8411.7411.6411.6411.6411.5411.4411.4411.4411.3411.3411.2411.1411.1411.1411.0