ammonites

Missourian age/stage

General information
Lower boundary: equal to 305.9 Ma (based on Khamovnichean)
Upper boundary: before 303.4 Ma (based on Kasimovian)
Continent: North America
See collections within this interval
See map of collections within this interval
Key correlations
Period: Carboniferous
Epoch: Late/Upper Pennsylvanian
Stage: Kasimovian
10 million year bin: Carboniferous 5
Contained within
  • Stephanian
  • Late/Upper Pennsylvanian
  • Xiaodushanian
  • Pennsylvanian
  • Carboniferous
  • Sherman
  • Paleozoic
  • Phanerozoic
    • Previous intervals
  • Krevyakian
  • Cantabrian
  • Desmoinesian
  • Peskovian
    • Next intervals
  • Gzhelian
  • Klazminskian
  • Stephanian C
  • Virgilian
  • Rusavkian
    • Shares base with
  • Khamovnichean, Stephanian A
    • Shares top with
  • Dalanian, Dorogovilovian, Kasimovian, Stephanian B
    • Appears in scales
  • Carboniferous and Early Permian Stages of North America (2012)
  • Subcommission on Carboniferous Stratigraphy North American Stages (2006)
  • Gradstein Carboniferous of North America (2004)
  • Harland Carboniferous of the USA (1990)

    • Interval name: