CAELIA, the name of two ancient cities in Italy. (I) In Apulia (mod. Ceglie del Campo) on the road to Gnathia (q.v.), 5m. S. of Barium. Coins bearing the inscription KatXivcov prove that it was once independent. (2) In Calabria (mod. Ceglie Mes sapica) 25M. W. of Brundusium, and 991 f t. above sea-level. There are remains of a prehistoric enceinte and several Messapian in scriptions and numerous tombs.