Macrinus, AR denarius, 217-218 AD. 

Obv: IMP CM OPEL SEV MACRINVS AVG, laureate, cuirassed bust right.
Rev: PONTIF MAX TR P PP, Jupiter, standing left, holding
thunderbolt and sceptre. 

RIC 15; BMCRE 31; RSC 55a; Sear 7342.

With permission of cngcoins.com, auction 36, 64001, 
August 27, 2001.