Prusias II, King of Bithynia, AE20. 182-149 BC. 4.89 g. Wreathed head of Dionysos right. BASILEWS PROYSIOY, the centaur Chiron walking right, cloak over shoulder, playing lyre. PM monogram in lower right field. Rec Gen 26.3; Florence Mus. 34940. Image from the catalog of the Florence Museum.