Geologic era between the Paleozoic & the Cenozoic
The Cenozoic spans
... [DOC] [TLE] Cenozoic Era | geochronology | Britannica.com [PAR] Oct 2, 2015 ... Cenozoic Era, third of the major eras of Earth's history, beginning ... from the 
Paleozoic (ancient life) through the Mesozoic (middle life).