Geological periods

2.6

0.13

0.8

1.8

Pleistocene

Quaternary

Holocene epoch

covers the last

11,500 years

Cambrian

Ordovician

Silurian

Devonian

Carboniferous

Permian

Triassic

Jurassic

Cretaceous

Tertiary

540

500

440

420

360

300

250

200

145

65

2.6

Paleozoic

Mesozoic

Cenozoic

Division of geological periods

Million years ago

Holocene epoch covers the last 11,500 years

Pleistocene

0.13

0.8

1.8

2.6 million years ago

Million years ago

Present day

Quaternary

Division of geological periods from 540m years ago to the present