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Middle Eocene subepoch

General information
Lower boundary: equal to 48.6 Ma (based on Lutetian)
Upper boundary: equal to 37.2 Ma (based on Bartonian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Paleogene
Epoch: Eocene
Shares base with
Overlaps with
  • Divisaderan (42.0 to 36.0 Ma)
  • Arnold (43.0 to 34.3 Ma)
  • Heretaungan (49.5 to 46.2 Ma)
  • Bridgerian (50.3 to 46.2 Ma)
  • Twinbuttean (50.3 to 46.2 Ma)
  • Blacksforkian (50.3 to 46.2 Ma)
  • Gardnerbuttian (50.3 to 46.2 Ma)
  • Casamayoran (55.8 to 48.0 Ma)
  • Dannevirke (66.043 to 43.0 Ma)
  • Interval name: