ammonites

Early/Lower Pennsylvanian epoch

General information
Lower boundary: equal to 318.1 Ma (based on Bashkirian)
Upper boundary: equal to 314.6 Ma (based on Melekesian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Carboniferous
Stage: Bashkirian
10 million year bin: Carboniferous 4
Contained within
  • Carboniferous
  • Sherman
  • Paleozoic
  • Phanerozoic
    • Previous intervals
  • Mississippian
  • Serpukhovian
  • Arnsbergian
  • Pendleian
  • Chesterian
  • Late/Upper Mississippian
  • Protvian
  • Steshevian
  • Tarussian
  • Dewunian
    • Next intervals
  • Moscovian
  • Vereian
  • Westphalian C
  • Middle Pennsylvanian
  • Tsninian
  • Dalanian
    • Equivalent to
  • Bashkirian
    • Contains
  • Alportian, Cheremshanian, Chokierian, Huashibanian, Kinderscoutian, Krasnopolyanian, Luosuan, Marsdenian, Melekesian, Morrowan, Prikarnian, Severokeltmenian, Voznesenian, Westphalian A, Yeadonian
    • Shares base with
  • Atokan, Pennsylvanian, Westphalian
    • Shares top with
  • Namurian, Westphalian B, Zapaltyubian
    • Appears in scales
  • Subcommission on Carboniferous Stratigraphy Global Series (2006)
  • Gradstein 5: Epochs (2004)

    • Interval name: