History of the Universe

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Tonian Period 1000 to 850 mya


This period marked the end of Mesoproterozoic Era and the start of the Neoproterozoic Era (1000 to 542 mya).

Events leading to the breakup of supercontinent Rodinia started now.

The first radiation of acritarchs (small fossils from a variety of cells) occurred during this period.

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History of the Universe eBook
History of the Universe eBook
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Written by Wyken Seagrave
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