Severus Alexander (222-235) AR Denarius (Silver, 20mm, 3.11g) Rome, 225.
Obv: IMP C M AVR SEV ALEXAND AVG, Laureate and draped bust of Severus Alexander to right, seen from behind.
Rev: P M TR P IIII COS P P Severus Alexander standing front, head to left, sacrificing out of patera over lighted altar with his right hand and holding scroll in his left.
Ref: RIC 50