Type
Zone
Age range
349–348 Ma

International Timescale

Mississippian
Tournaisian

Conodont Zonation

Gnathodus semiglaber-Polygnathus communis
Dollimae bouckaerti
Gnathodus typicus-Siphonodella isosticha
349.0348.9348.9348.9348.8348.8348.7348.6348.6348.6348.5348.4348.4348.4348.3348.3348.2348.1348.1348.1348.0

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