ammonites

Nammalian age/stage

General information
Lower boundary: after 252.3 Ma (based on Induan)
Upper boundary: before 247.2 Ma (based on Olenekian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Triassic
Epoch: Early/Lower Triassic
10 million year bin: Triassic 1
Contained within
  • Early/Lower Triassic
  • Sherman
  • Phanerozoic
    • Previous intervals
  • Paleozoic
  • Permian
  • Zechstein
  • Buntsandstein
  • Dewey Lake
  • Changhsingian
  • Lopingian
  • Vyatkian
  • Tatarian
  • Pamirian
  • Chhidru
  • Waiitian
  • Late/Upper Vyatkian
  • Early/Lower Vyatkian
  • Early/Lower Severodvinian
  • Meishanian
    • Next intervals
  • Middle Triassic
  • Anisian
  • Illyrian
  • Pelsonian
  • Bithynian
  • Aegean
  • Donguzian
    • Shares base with
  • Dienerian, Gore, Griesbachian, Induan, Mesozoic, Triassic
    • Shares top with
  • Fedorovkian, Olenekian, Smithian, Spathian, Yarengian
    • Overlaps with
  • Malakovian (251.3 to 244.5 Ma)
  • Nelsonian (252.3 to 247.2 Ma)
  • Vetlugian (252.3 to 247.2 Ma)
  • Gamian (252.3 to 247.2 Ma)
  • Ustmylian (252.3 to 247.2 Ma)
  • Sludkian (252.3 to 247.2 Ma)
  • Rybinskian (252.3 to 247.2 Ma)
  • Vokhmian (252.3 to 247.2 Ma)
  • Makarewan (253.0 to 251.3 Ma)
  • DUrville (259.0 to 251.3 Ma)
    • Appears in scale
  • Harland 6: Stages (1990)

    • Interval name: