Caracalla (198-217). AR Antoninianus, Rome mint, 216 AD. Obv. ANTONINVS PIVS AVG GERM. Radiate, draped, cuirassed bust right. Rev. P M TR P XVIIII COS IIII P P. Serapis, wearing polos on head, standing front, head left, raising right hand and holding transverse sceptre in left hand. RIC IV 280E. 4.80 g. 23.50 mm. Some encrustations. About EF.