ammonites

Mesoproterozoic era

General information
Lower boundary: equal to 1600 Ma (see scale)
Upper boundary: equal to 1000 Ma (see scale)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Stenian
Contained within
  • Riphean
  • Proterozoic
    • Previous intervals
  • Paleoproterozoic
  • Statherian
  • Orosirian
  • Rhyacian
  • Siderian
    • Next intervals
  • Neoproterozoic
  • Tonian
    • Contains
  • Calymmian, Ectasian, Stenian, Yurmatin
    • Overlaps with
  • Karatau (1050.0 to 635.0 Ma)
  • Burzyan (1650.0 to 1350.0 Ma)
    • Appears in scale
  • Gradstein 2: Eras (2004)

    • Interval name: