Elagabalus (218-222) AR Denarius (Silver, 3.00g, 17mm) Rome, 221.
Obv: IMP ANTONINVS PIVS AVG, laureate head to right
Rev: P M TR P IIII COS III P P, radiate Sol advancing to left, raising right hand and holding whip; star in left field.
Ref: RIC IV 40