Aureolus under the name of Postumus, Antoninianus, 268, MediolanumIMP C POSTVMVS P F AVGRadiate, draped, cuirassed bust rightVIRTVS-EQVITVMHercules standing right, leaning on club set on rock, lion-skin across arm, bow at rightS in exergue18mm x 21mm, 3.19g