Probus, 276-282. Antoninianus (Billon, 22 mm, 3.62 g, 12 h), Serdica 4th officina, 277. IMP C M AVR PROBVS P AVG Radiate, cuirassed and helmeted bust of Probus to left, holding shield and spear over right shoulder. Rev. VIRTVS PROBI AVG / KAH Probus on horseback to right, spearing enemy whose shield lies beneath horse. RIC 880. Lustrous with intact silvering. About extremely fine.