Vallesian
A European land mammal age from 11.1 to 8.7 million years ago, a subdivision of the Miocene.
Proper noun
- A European land mammal age from 11.1 to 8.7 million years ago, a subdivision of the Miocene.
A European land mammal age from 11.1 to 8.7 million years ago, a subdivision of the Miocene.