Caracalla, AE of Kios, Bithynia. 16.90 g. M AVRHL ANTWNINOS KAICAR, bare-headed, draped and cuirassed bust right. KIANWN, Serapis seated left, holding patera and sceptre. SNG Cop 390 var (obv legend); RecGen 64 var (ditto) Courtesy of Helios Auction 5, lot 625, added June 2011