Watch List notes:

Probus, 276-282. Antoninianus (Billon, 23 mm, 3.33 g, 6 h), Ticinum, 1st officina, 277. IMP C PROBVS AVG CONS II Radiate bust of Probus to left, wearing consular robes and holding eagle tipped scepter in his right hand. Rev. VIRTVS AVG / PXXT Mars advancing right, holding trophy and spear. RIC 449 (as R2). Very rare. Rough reverse, otherwise, good very fine.