Proterozoic (1 ene 1000000000 año aC – 1 ene 538800000 año aC)
Descripción:
The Proterozoic is the third of the four geologic eons of Earth's history, spanning the time interval from 2500 to 538.8 Mya, and is the longest eon of Earth's geologic time scale. It is preceded by the Archean and followed by the Phanerozoic, and is the most recent part of the Precambrian "supereon".Añadido al timeline:
fecha:
1 ene 1000000000 año aC
1 ene 538800000 año aC
~ 5883516 years