*AAH*Marcus Aurelius Den "Mars"3.2gm.

Marcus Aurelius AD 139-180 Silver
    Denarius 
Obv: ANTONINVS AVG ARMENIACVS -
  Bare head right Rev: P M TR P XIX IMP II COS III - Mars standing right,
   hold reversed spear and hand atop shield sitting on ground. Rome mint
       Dec AD 164 to Aug AD 165 = RIC III, 123, page 222 - Cohen 472