Marcus Aurelius, as Augustus (AD 161-180). AR denarius (3,2 g. 19,7 mm.) M ANTONINVS AVG ARM-PARTH MAX, laureate head of Marcus Aurelius right. / TR P-XX IMP IIII COS III, Pax standing facing, head left, branch in outstretched right hand, cornucopia cradled on left arm; PAX in exergue. RIC III 159 corr.