Type
Zone
Age range
412.5–412 Ma
Early Devonian
Pragian
Pedavis gilberti
Masaraella pandora morpho. Beta
Ancryodelloides trigonicus
412.52412.50412.48412.46412.44412.42412.40412.38412.36412.34412.32412.30412.28412.26412.24412.22412.20412.18412.16412.14412.12412.10412.08412.06412.04412.02412.00411.98