Caracalla, AE27 of Nicomedia, Bithynia. AD 198-217. 12.12 g. ANTWNEINOC AYGOYCTOC, laureate, draped and cuirassed bust right. NIKOMHDEWN DIC NEWKORWN, coiled serpent with a human head, head left. RecGen 227; SNG von Aulock 7110; Florence museum 35008. With permission of cngcoins.com, auction 103, lot 569, Sept. 2016.