Meanings
- geographyAn age from 453 to 447.5 million years ago, a subdivision of the Ordovician.
Cite this entry
Mayvillian. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Mayvillian
“Mayvillian.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Mayvillian. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “Mayvillian,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Mayvillian.
Source: Mayvillian on Wiktionary, CC BY-SA 4.0.