The Statherian period was the fourth period of the Paleoproterozoic and lasted from 1.8bya to 1.6bya. The first eukaryotes appeared and Columbia was the supercontinent.
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The Statherian period was the fourth period of the Paleoproterozoic and lasted from 1.8bya to 1.6bya. The first eukaryotes appeared and Columbia was the supercontinent.