Proterozoic (Former, Earlier Life) (1 Jan 1000000000 Jahr v. Chr. – 1 Jan 538800000 Jahr v. Chr.)
Beschreibung:
The Proterozoic eon is characterized by the appearance of oxygen in the atmosphere and the emergence of complex single-celled organisms.
Zugefügt zum Band der Zeit:
Datum:
1 Jan 1000000000 Jahr v. Chr.
1 Jan 538800000 Jahr v. Chr.
~ 5883516 years