Trajan. A.D. 98-117. AR denarius (20.0 mm, 3.35 g, 5 h). Rome mint, struck A.D. 116-17. IMP CAES NER TRAIAN OPTIM AVG GERM DAC, laureate and draped bust right / PARTHICO P M TR P COS VI P P SPQR, Mars advancing right, holding trophy over shoulder and spear. RIC 331; BMCRE 616; RSC 190. VF.