Caracalla, 198-217. Denarius (Silver, 20 mm, 3.71 g, 11 h), Rome, 206. ANTONINVS PIVS AVG Laureate and draped bust of Caracalla to right, seen from behind. 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. Cohen -. RIC 83. Very fine.