Phrygia, Cotiaeum, Gallienus (253-268), AE (Bronze, 22.1 mm, 6.11 g), struck under magistrate Diogenous, son of Dionysios.
Obv. AYT K Π - ΓAΛΛIHNoN, radiate, draped and cuirassed bust of Gallien to right.
Rev. EΠI ΔIOΓ - ENOYC ΔIONY, Kybele riding right on the back of a lion, KOTIAEΩN in exergue, A - P - X in fields.
Ref: BMC 105; SNG Cop 342; SNG von Aulock 3794; SNG Munich 338.