ammonites

Kasimovian age/stage

General information
Lower boundary: equal to 306.95 Ma (see scale)
Upper boundary: equal to 303.4 Ma (see scale)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Carboniferous
Epoch: Late/Upper Pennsylvanian
10 million year bin: Carboniferous 5
Contained within
  • Pennsylvanian
  • Carboniferous
  • Sherman
  • Paleozoic
  • Phanerozoic
    • Previous intervals
  • Moscovian
  • Myachkovian
  • Westphalian
  • Westphalian D
  • Middle Pennsylvanian
    • Next intervals
  • Gzhelian
  • Klazminskian
  • Stephanian C
  • Virgilian
  • Rusavkian
    • Contains
  • Khamovnichean, Stephanian A
    • Shares base with
  • Krevyakian, Late/Upper Pennsylvanian, Stephanian, Xiaodushanian
    • Shares top with
  • Dalanian, Dorogovilovian, Missourian, Stephanian B
    • Overlaps with
  • Peskovian (309.0 to 305.9 Ma)
  • Cantabrian (311.45 to 305.9 Ma)
  • Desmoinesian (313.8 to 305.9 Ma)
    • Appears in scales
  • Carboniferous and Early Permian Stages (2012)
  • Pennsylvanian-Permian Stages (2006)
  • Subcommission on Carboniferous Stratigraphy Global Stages (2006)
  • Gradstein 7: Stages (2004)
  • Harland 4: Epochs (1990)

    • Interval name: