History of geological time - Animals in the Habitats and the Fossil sites, and Biodiversity
| Neo-proterozoic | T-series: Time series, P-tree: Phylogenetic tree | ||||
| Tonian | 1000～850 Mya | Rodinia supercontinent (1100～750 Mya) |  | ||
| Cryogenian | 850～630 Mya | Snowball Earth (730, 635 Mya) | |||
| Ediacaran | 630～542 Mya | T-series | P-tree | First sponges and trilobitomorphs | |
| Paleozoic | |||||
| Cambrian | 542～488 Mya | P-tree | Cambrian explosion |  | |
| Early Cambrian | 542～513 Mya | T-series | P-tree | First trilobites and jawless fishes | |
| Middle Cambrian | 513～496 Mya | T-series | P-tree | Burgess Shale | |
| Late Cambrian | 496～488 Mya | T-series | P-tree | ||
| Ordovician | 488～443 Mya | P-tree |  | ||
| Early Ordovician | 488～443 Mya | T-series | P-tree | First corals | |
| Middle Ordovician | 472～460 Mya | T-series | P-tree | ||
| Late Ordovician | 460～443 Mya | T-series | P-tree | Great Dying① (450～440 Mya) | |
| Silurian | 443～416 Mya | P-tree |  | ||
| Early Silurian | 443～428 Mya | T-series | P-tree | ||
| Middle Silurian | 428～423 Mya | T-series | P-tree | ||
| Late Silurian | 423～416 Mya | T-series | P-tree | ||
| Devonian | 416～359 Mya | P-tree |  | ||
| Early Devonian | 416～397 Mya | T-series | P-tree | ||
| Middle Devonian | 397～385 Mya | T-series | P-tree | ||
| Late Devonian | 385～359 Mya | T-series | P-tree | Great Dying② (375～360 Mya) | |
| Carboniferous | 359～299 Mya | P-tree |  | ||
| Early Carboniferous | 359～318 Mya | T-series | P-tree | ||
| Late Carboniferous | 318～299 Mya | T-series | P-tree | ||
| Permian | 299～251 Mya | P-tree |  | ||
| Early Permian | 299～270 Mya | T-series | P-tree | ||
| Middle Permian | 270～260 Mya | T-series | P-tree | ||
| Late Permian | 260～251 Mya | T-series | P-tree | Great Dying③ (260～253 Mya) | |
| Mesozoic | |||||
| Triassic | 251～200 Mya | P-tree |  | ||
| Early Triassic | 251～245 Mya | T-series | P-tree | ||
| Middle Triassic | 245～238 Mya | T-series | P-tree | ||
| Late Triassic | 228～200 Mya | T-series | P-tree | Great Dying④ (205 Mya) | |
| Jurassic | 200～145 Mya | P-tree |  | ||
| Early Jurassic | 200～175 Mya | T-series | P-tree | ||
| Middle Jurassic | 175～161 Mya | T-series | P-tree | ||
| Late Jurassic | 161～145 Mya | T-series | P-tree | ||
| Cretaceous | 145～65.5 Mya | P-tree |  | ||
| Early Cretaceous | 145～100 Mya | T-series | P-tree | ||
| Late Cretaceous | 100～65.5 Mya | T-series | P-tree | Great Dying⑤ (65.5 Mya) | |
| Cenozoic | |||||
| Paleocene | 65.5～55.8 Mya | T-series | P-tree |  | |
| Eocene | 55.8～33.9 Mya | T-series | P-tree | ||
| Oligocene | 33.9～23 Mya | T-series | P-tree | ||
| Miocene | 23～5.3 Mya | T-series | P-tree |  | |
| Pliocene | 5.3～1.81 Mya | T-series | P-tree | ||
| Pleistocene | 1.81～0.01 Mya | T-series | P-tree |  | |
| Holocene | 0.01～0 Mya | T-series | P-tree | ||