Designed by Johnny A

Email:johnny_akl@hotmail.com

TIME PERIOD CHART

CENOZIOC ERA

Quaternary Period

Recent Epoch.......................Present to 11,000 years ago (First homo sapiens)

PLeistocene Epoch................11,000 years to 1.8 million years ago

Tertiary Period

Pliocene Epoch......................1.8 million years to 5 million years ago

Miocene Epoch......................5 million to 26 million years ago

Oligocene Epoch....................26 million to 37.5 million years ago

Eocene Epoch.........................37.5 million to 54 million years ago

Paleocene Epoch.....................54 million to 65 million years ago

MESOZOIC ERA

Cretaceous Period...................65 million to 136 million years ago

Jurassic Period........................136 million to 190 million years ago

Triassic Period........................190 million to 225 million years ago

PALEOZOIC ERA

Permian Period........................225 million to 280 million years ago

Pennsylvanian Period..............280 million to 325 million years ago

(Shallow sea life: some abundant at this time, coal swamps flourish, first conifers, insects, and reptiles.

Mississippian Period...............325 million to 345 million years ago

Devonian Period......................345 million to 395 million years ago

Silurian Period.........................395 million to 430 million years ago

Ordovican Period.....................430 million to 500 million years ago

Cambrian Period......................500 million to 570 million years ago

PRE-CAMBRIANEON

.57 billion to 4.6 billion years ago with the solar system being formed between 3.4 billion to 4.6 billion years ago and the first cells formed between 3 billion to 3.4 billion years ago.