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Middle Mississippian epoch

General information
Lower boundary: equal to 345.3 Ma (based on Visean)
Upper boundary: equal to 326.4 Ma (based on Visean)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Carboniferous
Stage: Visean
Equivalent to
Shares base with
Shares top with
Overlaps with
  • Chesterian (339.4 to 318.1 Ma)
  • Osagean (353.8 to 342.8 Ma)
  • Kosvinian (353.8 to 345.0 Ma)
  • Interval name: