Probus, 276-282. Antoninianus (Billon, 24 mm, 2.99 g, 1 h), Siscia, 277. IMP C M AVR PROBVS AVG Radiate draped and cuirassed bust of Probus to right. Rev. SISCIA PROBI AVG / XXIT Siscia seated left on throne, between river gods Savus and Colapis, holding diadem in her hands. RIC 765. Pink VI/1 p. 51. Struck on a spread irregular flan, otherwise, good very fine.