Type
Age
Age range
486.85–484.3 Ma
Early Ordovician
Tremadocian
Furongian
Stage 10
Lancefieldian
Warendan
Datsonian
Lancefieldian
Warendan
Datsonian
486.8486.6486.4486.2486.0485.8485.6485.4485.2485.0484.8484.6484.4484.2