Template:Geologic time scale
Revision as of 12:25, 24 March 2013 by 24.218.110.195 (talk)
- ↑ References to the "Post-Cambrian Supereon" are not universally accepted, and therefore must be considered unofficial.
- ↑ Historically, the Cenozoic has been divided up into the Quaternary and Tertiary sub-eras, as well as the Neogene and Paleogene periods. The 2009 version of the ICS time chart recognizes a slightly extended Quaternary as well as the Paleogene and a truncated Neogene, the Tertiary having been demoted to informal status.