About us
Definitions for "Phanerozoic Eon"
Keywords:  eon, eras, abundant, fossil, precambrian
Related Terms: Phanerozoic, Proterozoic, Oligocene, Neogene, Archaean, Precambrian, Miocene, Eocene , Tertiary, Hadean, Archean, Quaternary, Paleocene, Pliocene, Devonian period, Eon, Quaternary period, Cenozoic, Cenozoic era, Geologic time, Era, Cretaceous, Cambrian period, Jurassic, Pleistocene, Carboniferous period, Triassic, Holocene, Permian, Recent, Cambrian, Paleozoic era, Silurian, Carboniferous, Devonian, Paleozoic, Mesozoic, Ordovician, Mesozoic era, Pennsylvanian, Mississippian, Permian period, Jurassic period, Cretaceous period, Pleistocene epoch, Holocene epoch, Palaeozoic, Triassic period, Cambrian explosion,
The most recent eon, an interval of time from 542 Ma to the present.
wwnorton.com
A time period that consists of Precambrian, Paleozoic and Mesozoic Eras. This period began from the origin of the earth to approx. 65 m.y.a. This eon is the longest time period in the earth's geologic history (See : GEOLOGIC TIME)
evolution.itgo.com
the period from about 5,400 million years ago until the present
wordnet.princeton.edu
View 2 more results