| Archaean/Azoic period | Cambrian period |
| Carboniferous period | Cenozoic era |
| Cretaceous period | Devonian period |
| Eocene epoch | Holocene epoch |
| Jurassic period | Mesozoic era |
| Miocene epoch | Oligocene epoch |
| Ordovician period | Palaeocene epoch |
| Palaeozoic era | Permian period |
| Phanerozoic aeon | Pleistocene epoch |
| Pliocene epoch | Precambrian era |
| Proterozoic aeon | Quaternary period |
| Silurian period | Tertiary period |
| Triassic period |