ANTONINUS PIUS (138-161) AR denarius, (17mm, 3.3 g) Rome, AD 154-155. Obv: ANTONINVS AVG PID P P TR P XVIII - laureate head of Antoninus Pius right Rev: COS IIII - Annona standing facing head left, with grain ears in right hand and placing modius on half visible ship right with left hand (on right).