ERITHRÆ, a maritime town of Ionia, in Asia Minor.

ETRURIA, a district of Italy, extending from the boundary of Liguria to the Tiber; now Tuscany.

EUBŒA, an island near the coast of Attica; now Negropont.

EUPHRATES, a river of Asia, universally allowed to take its rise in Armenia Major. It divides into two branches, one running through Babylon, and the other through Seleucia. It bounds Mesopotamia on the west.

EUXINE, or PONTUS EUXINUS; now the Black Sea.

F.

FERENTINUM, a town of Latium, in Italy; now Ferentino, in the Campania of Rome.

FERENTUM, a town of Etruria; now Ferenti.

FERONIA, a town in Etruria.

FIDENÆ, a small town in the territory of the Sabines, about six miles to the north of Rome. The place where the ruins of Fidenæ are seen, is now called Castello Giubileo.