ammonites
banner
Gateway to the Paleobiology Database

St Davids epoch

General information
Lower boundary: equal to 513 Ma (based on Middle Cambrian)
Upper boundary: equal to 501 Ma (based on Middle Cambrian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Cambrian
Epoch: Middle Cambrian
10 million year bin: Cambrian 3
Overlaps with
  • Ayusokkanian (505.0 to 498.5 Ma)
  • Interval name: