Type
Zone
Age range
257.2–256.5 Ma

International Timescale

Lopingian
Wuchiapingian

Conodont Zonation

Clarkina transcaucasica
Clarkina guangyuanensis
Clarkina leveni
257.2257.1257.1257.1257.0256.9256.9256.9256.8256.8256.7256.6256.6256.6256.5

Macrostrat

Data

Platform

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