ADERNO, town of the province of Catania, Sicily, 22r11. by rail N.W. of the town of that name. Pop. (1931) 23,595. An ciently Adranon (the original Siculan settlement was perhaps some 5m. away), it took its name from Adranos, an indigenous deity, in Roman times identified with Vulcan, to whom was dedi cated a temple guarded by I,000 huge dogs. Substructures of the temple may persist outside the town. The town, founded by Dionysius I. (c. 400 B.c.), has fine remains of its walls (see P. Orsi in Not. Scavi, 1915, p. 227). For a time it was the head quarters of Timoleon, and it was the first town taken by the Romans in the First Punic War (263 B.c.). In the centre of the modern town rises the castle, built by Roger I.