or ARELATUM, is a town of Gallia Narbonensis, situated on the Rhone, denoting a town on, or beyond, a marsh, according to the particular situation of the speaker; called Arelate Sextumorum, (Pliny, Mela, Coin), because it had a colony of the fifth legion. Writers of the lower age call it Arletatis, (Prudentius, Aulonius). There was a double Arelas, one on each side of the river and joined by a bridge, (Aulonius); that on the left side is thought to have been built by Constantine. Tiberius's father was sent by Julius Caesar at the head of the colony, (Suetonius); and hence the appellation Julia Paterna, as appears from an inscription. It was the favorite