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Proterozoic (Former, Earlier Life) (1 janv. 1000000000 av. J.-C. – 1 janv. 538800000 av. J.-C.)

Description:

The Proterozoic eon is characterized by the appearance of oxygen in the atmosphere and the emergence of complex single-celled organisms.

Ajouté au bande de temps:

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Date:

1 janv. 1000000000 av. J.-C.
1 janv. 538800000 av. J.-C.
~ 5883516 years
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