Caracalla, Rome mint,
Denarius (20-21 mm / 3.52 g), 215 AD.,
Obv.: ANTONINVS PIVS AVG GERM , laureate head of Caracalla right.
Rev.: PM TR P XVIII COS IIII PP , Serapis, polos on head, standing left, rising right hand and holding a transverse scepter.
RIC 263f ; cf. C 296 .