ammonites

Early/Lower Cretaceous epoch

General information
Lower boundary: equal to 145.5 Ma (based on Taitai)
Upper boundary: equal to 99.6 Ma (based on Albian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Cretaceous
Contained within
  • Mesozoic
  • Phanerozoic
    • Previous intervals
  • Jurassic
  • Late/Upper Jurassic
  • Tithonian
  • Late/Upper Tithonian
  • Middle Tithonian
  • Early/Lower Tithonian
  • Oteke
  • Puaroan
    • Next intervals
  • Late/Upper Cretaceous
  • Cenomanian
  • Late/Upper Cenomanian
  • Middle Cenomanian
  • Early/Lower Cenomanian
  • Ngaterian
    • Contains
  • Aptian, Barremian, Early/Lower Albian, Early/Lower Aptian, Early/Lower Barremian, Early/Lower Hauterivian, Early/Lower Valanginian, Hauterivian, Korangan, Late/Upper Aptian, Late/Upper Barremian, Late/Upper Hauterivian, Late/Upper Valanginian, Middle Albian, Urutawan, Valanginian
    • Shares base with
  • Berriasian, Cretaceous, Early/Lower Berriasian, Late/Upper Berriasian, Middle Berriasian, Neocomian, Taitai
    • Shares top with
  • Albian, Late/Upper Albian, Motuan
    • Overlaps with
  • Clarence (108.4 to 95.2 Ma)
  • Gallic (130.0 to 89.3 Ma)
  • Sherman (457.5 to 112.03 Ma)
    • Appears in scales
  • Gradstein 5: Epochs (2004)
  • Harland 4: Epochs (1990)

    • Interval name: