Type
Age
Age range
445.2–443.1 Ma

International Timescale

Llandovery
Rhuddanian
Late Ordovician
Hirnantian
Katian

North American Regional

Alexandrian
Gamachian
Richmondian
445.2445.1445.0444.9444.8444.7444.6444.5444.4444.3444.2444.1444.0443.9443.8443.7443.6443.5443.4443.3443.2443.1

Macrostrat

Data

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