kofh2u writes:
one after another over seven long Eras of "days."
Your image only shows 6 Eras of "days".
Also, the Phanerozoic can be split up into 3 eras: Cenozoic, Mesozoic, Paleozoic - like in your image.
So why is Archean not split up into Neoarchean, Mesoarchean, Paleoarchean and Eoarchean also?
Edited by Panda, : No reason given.
Edited by Panda, : No reason given.
"There is no great invention, from fire to flying, which has not been hailed as an insult to some god." J. B. S. Haldane