Ăchĕrūsĭa
ae, f.
I.
Acherusia Palus,
A.
A lake in Epirus, through which the Acheron flows, Plin. 4, 1, 1.—
B.
A lake in Campania, between Misenum and Cumae, now Lago di Fusaro, Plin. 3, 5, 9.—
II.
A cave in Bithynia, from which Cerberus is said to have been dragged, Mel. 1, 19, 7; Plin. 6, 1, 1; the same called ăchĕrūsĭs, ĭdis, f., Val. Fl. 5, 73.