Probus, 276-282. Antoninianus (Silvered bronze, 23 mm, 3.53 g, 1 h), Siscia, 277. IMP C M AVR PROBVS AVG Radiate and cuirassed bust of Probus to right. Rev. SISCIA PROBI AVG / XXIQ Siscia seated to left on throne, holding a long diadem with both hands; to left and right, the river-gods Savus and Colapsis holding urns from which water flows. Cohen 635. RIC 765. Very rare. Somewhat rough, otherwise, very fine.