CNG - Mysia, Pergamon. Cistophorus. Nice VF $119.00 Seller CNG Feb-02-00 Mysia, Pergamon. Circa 133-1st Century BC. AR Cistophric Tetradrachm (12.52 gm). Cista mystica with half-open lid / Two serpents entwined about bow-case; caduceus to right. SNG Copenhagen 419. Nice VF. 718017.