ammonites
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Gateway to the Paleobiology Database

Proterozoic eon

General information
Previous intervals
Overlaps with
  • Poundian (580.0 to 530.0 Ma)
  • Early/Lower Imbrian (3850.0 to 1650.0 Ma)
  • Hadean (4560.0 to 1650.0 Ma)
  • Appears in scale

    Interval name: