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Tonian facts for kids

Kids Encyclopedia Facts

The Tonian was the first geological period in the Neoproterozoic era. It lasted from 1000 million years ago (mya) to 720 mya. The supercontinent Rodinia began breaking in this period. Acritarchs radiated during the Tonian.

See also

Kids robot.svg In Spanish: Período Tónico para niños

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Tonian Facts for Kids. Kiddle Encyclopedia.