Phernouphis (Onuphis) was capital of the eponymous Phernouphite toparchy, in the Mendesian nome, in Ancient Egypt, at the site of Barnufa (Tell Billa, Tell Tebilla).
Sources:
- Katherine Blouin, Triangular Landscapes: Environment, Society, and the State in the Nile Delta Under Roman Rule. Oxford University Press, 2014, p. 109–111.