ammonites

Bartonian age/stage

General information
Lower boundary: equal to 40.4 Ma (see scale)
Upper boundary: equal to 37.2 Ma (see scale)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Paleogene
Epoch: Eocene
Subepoch: Middle Eocene
10 million year bin: Cenozoic 3
Contained within
  • Divisaderan
  • Arnold
  • Eocene
  • Paleogene
  • Tertiary
  • Cenozoic
  • Phanerozoic
    • Previous intervals
  • Lutetian
  • Uintan
  • Late/Upper Uintan
  • Early/Lower Uintan
  • MP 15
  • MP 14
  • MP 13
  • MP 12
  • MP 11
    • Next intervals
  • Late/Upper Eocene
  • Priabonian
  • Chadronian
  • Late/Upper Chadronian
  • Middle Chadronian
  • Early/Lower Chadronian
  • Kaiatan
  • Houldjinian
  • Ergilian
  • Ulangochuian
  • MP 20
  • MP 19
  • MP 18
  • MP 17B
  • MP 17A
    • Equivalent to
  • Duchesnean, MP 16
    • Shares top with
  • Arshantan, Bortonian, Irdinmanhan, Middle Eocene, Sharamurunian
    • Appears in scales
  • 2009 IUGS Cenozoic Ages (2010)
  • Gradstein 7: Stages (2004)
  • Berggren et al. 1995 Cenozoic Stages (1995)
  • Harland 6: Stages (1990)

    • Interval name: