from The Century Dictionary and Cyclopedia
- In geology, noting a stage or group of the Pliocene Tertiary in the northern Apennines of Italy, constituted of fluviolacustrine sands and clays, with shells indicating a moist, warm climate, and with remains of Rhinoceros and Mastodon. Below it lies the Astian group with marine or estuarine fossils.
- n. The Villafranchian stage or group.
Sorry, no etymologies found.