| NOUN | time | Tertiary period, Tertiary | from 63 million to 2 million years ago |
|---|
| Meaning | From 63 million to 2 million years ago. | |
|---|---|---|
| Synonym | Tertiary | |
| Instance of | period, geological period | A unit of geological time during which a system of rocks formed |
| Part of | Cenozoic, Cenozoic era, Age of Mammals | approximately the last 63 million years |
| Parts | Eocene, Eocene epoch | From 58 million to 40 million years ago |
| Miocene, Miocene epoch | From 25 million to 13 million years ago | |
| Oligocene, Oligocene epoch | From 40 million to 25 million years ago | |
| Paleocene, Paleocene epoch | From 63 million to 58 million years ago | |
| Pliocene, Pliocene epoch | From 13 million to 2 million years ago | |
| Spanish | terciario | |
| Catalan | terciari | |
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