Arachthias, one of the four capital rivers of Epirus near Nicopolis, falling into the bay of Ambracia. Strabo, bk. 7.

Aracillum, a town of Hispania Tarraconensis. Florus, bk. 4, ch. 12.

Aracosii, an Indian nation. Justin, bk. 13, ch. 4.

Aracynthus, a mountain of Acarnania, between the Achelous and Evenus, not far from the shore, and thence called Actæus. Pliny, bk. 4, ch. 2.—Virgil, Eclogues, poem 2, li. 24.

Arădus, an island near Phœnicia, joined to the continent by a bridge. Dionysius Periegetes.

Aræ, rocks in the middle of the Mediterranean, between Africa and Sardinia, where the Romans and Africans ratified a treaty. It was upon them that Æneas lost the greatest part of his fleet. They are supposed to be those islands which are commonly called Ægates. Virgil, Æneid, bk. 1, li. 113.

Aræ Philænorum, a maritime city of Africa, on the borders of Cyrene. Sallust, Jugurthine War, chs. 19 & 79.

Arar, now the Saone, a river of Gaul, flowing into the Rhone, over which Cæsar’s soldiers made a bridge in one day. Cæsar, Gallic War, bk. 1, ch. 12.—Silius Italicus, bk. 3, li. 452.

Arărus, a Scythian river flowing through Armenia. Herodotus, bk. 4, ch. 48.

Arathyrea, a small province of Achaia, afterwards called Asophis, with a city of the same name. Homer, Iliad, bk. 2.—Strabo, bk. 8.