Mysia, Pergamon, c. 166-67 BC. AR Cistophoric Tetradrachm (27mm, 11.94g, 12h), c. 76 BC. Cista mystica with serpent; all within ivy-wreath. R/ Two serpents entwined around bow and bowcase; AΠ, monogram and star above, monogram of Pergamon to l., serpent-entwined thyrsos to r. Kleiner, Hoard 25; SNG BnF 1726-7. VF