Probus AD 276-282. Siscia Antoninianus 21mm.

IMP C M AVR PROBVS AVG, Radiate and cuirassed bust right.

Rev:  VIRTVS PROBI AVG, Trophy of arms; to left, bound captive
seated left; to right, bound captive seated right, head left;
XXIP.RIC V 821;Alföldi, Siscia V 101.14;  Pink VI/1 p. 38.