POLYAEGUS(Πολύαιγος), a desert island in the Aegaean sea, near Melos. (Ptol. 3.15.28; Plin. Nat. 4.12. s. 23; Mela, 2.7.) It is either Polybos, or perhaps Antimeloswith its wild goats. (Ross, Reisen auf den Grieeh. Inseln, vol. 3. p. 26.)