Caracalla, AE24 of Nicaea, Bithynia. AD 211-217. 6.40g M AYR ANTWNEINOC AYGOYCTOC, laureate, draped and cuirassed bust right. NIKAIWN, Herakles standing left, looking right, grasping the horn and jaws of the Cretan bull. RecGen 449; Berlin Aquis. in ZfN vol. 12, p. 310 Es Gorny & Mosch, Oct. 2013.