(65 to 1.8 Million Years Ago)
Related Interest: Cenozoic Paleobiology
A tour of life over geologic time and evolution as evidenced by the fossil record: Precambrian Fossils I Cambrian Fossils I Ordovician Fossils I Silurian Fossils I Devonian Fossils Carboniferous Fossils I Permian Fossils I Triassic Fossils I Jurassic Fossils I Cretaceous Fossils I Tertiary Fossils
Palaeochiropteryx tupaiodon Bat Fossil Eocene Messel, Germany
Priscacara liops Eocene Green River Formation, Wyoming