Gallienus, veiled, togate, standing left, sacrificing out of patera held in right hand at altar.
Reverse script
Latin
Reverse lettering
P M TR
P VIIII COS IIII P P (Translation: Pontifex Maximus, Tribunicia Potestate Nona, Consul Quartum, Pater Patriae. High priest, holder of tribunician power for the ninth time, consul for the fourth time, father of the nation.)