Caracalla. Denarius; Caracalla; 198-217 AD, Rome, 207 AD, Denarius, 3.43g. BM-542, C-431, RIC-88. Obv: [AN]TONINVS - PIVS AVG Head laureate r. Rx: PONTIF - TR P X COS II Mars advancing r., nude apart from helmet and flying cloak, holding spear and shouldering trophy. From the Philip Ashton Collection, purchased from Time Machine, December 1999.Contact mark in ear. MS