The Riphean Era
1.67 billion to 825 million years ago

 

Burayan Period 1.67 billion  to 1.37 billion years ago
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Yurmatian Period 1.37 billion to 1.1 billion years ago
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Karatau Period 1.1 billion to 825 million years ago
  • 965 million:  A divergence between the Metazoans and the Fungi from a common ancestor.

 

 

Return to the Proterozoic Eon
Return to Miraculum Antiquitus
Return to the Explorations Index

 

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Contents © John M. and Margo L. Dollan 2003
Other usage cited at Usage Permission Page
This Page first uploaded December 15, 2003
Most recent update for this page December 15, 2003