The chart above provides brief information about the various eons, eras, periods, and epochs that are used to describe the Earth's history. Click on the image to view full size or download a PDF version of the chart.
Refs:
- Avers CJ. 1989. Process and Pattern in Evolultion. Oxford: Oxford University Press. 590 p.
- Gee H. 1999. In Search of Deep Time. New York: The Free Press. 267 p.
