Tertiary Period — synonyms, definition
1. Tertiary period (Noun)
1 synonym
Tertiary
1 definition
Tertiary period (Noun) — From 63 million to 2 million years ago.
2 types of
geological period period
11 parts
Eocene Eocene epoch Miocene Miocene epoch Oligocene Oligocene epoch Palaeocene Paleocene Paleocene epoch Pliocene Pliocene epoch
3 parts of
Age of Mammals Cenozoic Cenozoic era