Kings of Bithynia. Prusias II Kynegos (182-149 BC). AE (22mm, 5.95g). Draped bust of Dionysos right, wearing ivy wreath. / BAΣIΛEΩΣ ΠΡΟYΣIOY. The centaur Chiron standing right, playing lyre. SNG Copenhagen 636; BMC 12-13; HGC 7, 629.