Tacitus Antoninianus, struck AD 276 at Siscia mint.
Obv: IMP C M CL TACITVS P AVG, radiate and cuirassed bust right.
Rev: CONCORD MILIT / XXIs, Tacitus, on the left, laureate and togate, standing right, clasping hands with Concordia, on the right, veiled and draped, standing left.
3,00 g, 21 mm.
RIC -. RIC V online 3684 (3 specimens listed)
very rare