Caracalla. Denarius; Caracalla; 198-217 AD, Rome, 212 AD, Denarius, 3.49g. BM-39, C-195, RIC-194 corr. Obv: ANTONINVS PIVS - AVG BRIT Head laureate r. Rx: P M TR P XV - COS III P P Serapis standing l., kalathos on head, raising r. hand and holding scepter in l. . MS