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Early/Lower Sinemurian subage/stage

General information
Lower boundary: equal to 196.5 Ma (based on Sinemurian)
Upper boundary: before 189.6 Ma (based on Sinemurian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Jurassic
Epoch: Early/Lower Jurassic
Stage: Sinemurian
10 million year bin: Jurassic 1
Shares top with
Overlaps with
  • Tetraspidoceras (190.7 to 186.7 Ma)
  • Late/Upper Sinemurian (196.5 to 189.6 Ma)
  • Arnioceras arnouldi (196.5 to 189.6 Ma)
  • Raricostatum (196.5 to 189.6 Ma)
  • Oxynotum (196.5 to 189.6 Ma)
  • Obtusum (196.5 to 189.6 Ma)
  • Turneri (196.5 to 189.6 Ma)
  • Semicostatum (196.5 to 189.6 Ma)
  • Bucklandi (196.5 to 189.6 Ma)
  • Canadensis (196.6 to 190.7 Ma)
  • Interval name: