Navigation:Geological Time Periods/Proterozoic Eon/Paleoproterozoic Era

Siderian Period
2500-2300 MYA

Prokaryotes

 * Stromatolites

Eukaryotes
Unknown

Rhyacian Period
2300-2050 MYA

Prokaryotes

 * Stromatolites

Eukaryotes
Unknown

Orosirian Period
2050-1800 MYA

Prokaryotes

 * Stromatolites

Eukaryotes
Unknown

Statherian Period
1800-1600 MYA

Prokaryotes

 * Stromatolites

Eukaryotes
Unknown