Probus (276-282). BI Antoninianus, Siscia mint. Obv. IMP C AVRELIANVS AVG. Radiate and cuirassed bust right. Rev. SOLI INVICTO. Sol walking left, between two captives, right hand raised, left hand holding globe; in exergue, SXXI. RIC V 154; C. 234. 3.37 g. 23.50 mm. Dark patina. VF.