ammonites

Sevatian subage/stage

General information
Lower boundary: equal to 212 Ma (see scale)
Upper boundary: equal to 205.6 Ma (based on Norian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Triassic
Epoch: Late/Upper Triassic
Stage: Norian
10 million year bin: Triassic 4
Contained within
  • Balfour
  • Late/Upper Triassic
  • Triassic
  • Mesozoic
  • Sherman
  • Phanerozoic
    • Previous intervals
  • Alaunian
  • Otamitan
    • Next intervals
  • Rhaetian
  • Otapirian
  • Misikella ultima
  • Misikella rhaetica
  • Misikella posthernsteini-hernsteini
  • Misikella bidentata-posthernsteini
    • Equivalent to
  • Warepan
    • Shares top with
  • Norian
    • Appears in scales
  • Carnian and Norian Substages (2011)
  • Norian substages (2011)
  • Triassic subages (2010)
  • Gradstein et al. 1995 Mesozoic Substages (1995)

    • Interval name: