ammonites

Frasnian age/stage

General information
Lower boundary: equal to 383.7 Ma (based on Early/Lower Frasnian)
Upper boundary: equal to 376.1 Ma (based on Late/Upper Frasnian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Devonian
Epoch: Late/Upper Devonian
10 million year bin: Devonian 4
Contained within
  • Devonian
  • Sherman
  • Paleozoic
  • Phanerozoic
    • Previous intervals
  • Middle Devonian
  • Givetian
  • Ilfracombe
  • Givetien
  • Couvinien
  • Givet
  • Srbsko
  • Taghanic
  • Tioughnioga
  • Cazenovia
  • Late/Upper Givetian
  • Middle Givetian
  • Early/Lower Givetian
    • Next intervals
  • Famennian
  • Pilton
  • Baggy
  • Upcott
  • Pickwell Down
  • Wocklum
  • Dasberg
  • Hemberg
  • Nehden
  • Conewango
  • Conneaut
  • Canadaway
  • Early/Lower Famennian
    • Contains
  • Middle Frasnian, Sonyea, West Falls
    • Shares base with
  • Early/Lower Frasnian, Famennien, Late/Upper Devonian
    • Shares top with
  • Adorf, Frasnien, Genesee, Late/Upper Frasnian, Morte
    • Appears in scales
  • Devonian Stages (2006)
  • Gradstein 7: Stages (2004)
  • Harland 6: Stages (1990)

    • Interval name: