Neoproterozoic Era

The Neoproterozoic is the unit of geologic time from 1,000 million to 541 million years ago. It is the last era of the Precambrian Supereon and the Proterozoic Eon; it is subdivided into the Tonian, Cryogenian, and Ediacaran Periods. It is preceded by the Mesoproterozoic era and succeeded by the Paleozoic era of the Phanerozoic eon.

Start Date: 1,000 million years ago

End Date: 541 million years ago