Gateway to the Paleobiology Database

Tremadocian age/stage

General information
Lower boundary: equal to 488.3 Ma (see scale)
Upper boundary: equal to 478.6 Ma (see scale)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Ordovician
Epoch: Early/Lower Ordovician
10 million year bin: Ordovician 1
Contained within
Overlaps with
  • Latorp (484.5 to 471.8 Ma)
  • Hunneberg (484.5 to 471.8 Ma)
  • Olentian (501.0 to 484.5 Ma)
  • Interval name: