Macrinus. AE31 of Herakleia-Pontika, Bithynia. AD 217-218. 16.54 g. AYT K M OPEL CEYH MAKREINOC, laureate, draped and cuirassed bust right. HRAKLHAC EN PONTW, Herakles standing right, lionskin on shoulders, grasping the reins of one of the mares of Diomedes rearing left, and wielding club. Unpublished reverse type for Macrinus. With permission of Stacks Vermeule, Ward, Jan. 2010.