Mysia, Pergamon. ca.85-76 BC. AR Cistophoric Tetradrachm (27mm, 12.23g). Serpent emerging from cista mystica; all within ivy wreath / Two serpents entwined around bow and bowcase; monogram and IE above, civic monogram in left field, serpent-entwined thyrsos to right. Cf. S.3948; Kleiner [ANSMN 23], Type 34; Pinder 109.