Watch List notes:

CARIA, Mylasa. Circa 300 BC. AR Drachm (16.5mm, 4.26 g, 12h). In the name and types of Alexander III of Macedon. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; ΩΧ monogram in left field, EY below throne. Thompson, Alexandrine, Group 1, 3–4; Price 2479. Lightly toned, struck with worn reverse die. VF.

See F. Delrieux, "Le role militaire des monnaies au monogramme ΩX dans la Carie de Pleistarchos" in RN 155 [2000], who suggests that this issue was possibly struck under Pleistarchos, brother of Kassander, who may have ruled in Caria circa 300 BC.