Type
Zone
Age range
407.5–406 Ma

International Timescale

Early Devonian
Emsian

Conodont Zonation

Eocostapolygnathus excavatus
Eocostapolygnathus kitabicus
Eocostapolygnathus pireneae
407.5407.4407.3407.2407.1407.0406.9406.8406.7406.6406.5406.4406.3406.2406.1406.0

Macrostrat

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