Phanerozoic

The geological eon covering about 570 million years ago to present day.

See also: Cambrian, Carboniferous, Cenozoic, Cretaceous, Devonian, Eocene, Geological Timescale, Holocene, Jurassic, Mesozoic, Miocene, Oligocene, Ordovician, Palaeocene, Paleozoic, Permian, Pleistocene, Pliocene, Quaternary, Silurian, Tertiary, Triassic.