Caracalla, 198-217. Denarius (Silver, 17 mm, 3.18 g, 7 h), Rome, 206. ANTONINVS PIVS AVG Laureate head of Caracalla to right. Rev. PONTIF TR P VIIII COS II Mars standing front, head to left, placing his right hand on shield set on ground and holding inverted spear in his left. BMC 498. Cohen 424. RIC 83a. Struck from a worn obverse die, otherwise, very fine.