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Jeffersonian age/stage

General information
Lower boundary: after 488.3 Ma (based on Tremadocian)
Upper boundary: before 468.1 Ma (based on Dapingian)
Continent: North America
See collections within this interval
See map of collections within this interval
Key correlations
Period: Ordovician
Overlaps with
  • Yapeenian (468.9 to 466.0 Ma)
  • Whiterockian (471.8 to 457.5 Ma)
  • Middle Ordovician (471.8 to 460.9 Ma)
  • Fennian (471.8 to 466.0 Ma)
  • Valaste (471.8 to 466.0 Ma)
  • Hunderum (471.8 to 466.0 Ma)
  • Yangtzi (478.6 to 460.9 Ma)
  • Arenig (478.6 to 466.0 Ma)
  • Klabava (478.6 to 466.0 Ma)
  • Jefferson (488.3 to 468.1 Ma)
  • Hunjiang (488.3 to 468.1 Ma)
  • Olentian (501.0 to 484.5 Ma)
  • Interval name: