277 AD., Probus, Siscia mint, Æ Antoninianus, RIC 632.

Probus, Siscia mint, 3rd emission, 1st officina, 277 AD.,
Æ Antoninianus (22-23 mm / 4.25 g),
Obv.: IMP CM AVR PROBVS P F AVG , radiate bust of Probus left in consular robe holding eagle-tipped scepter in left hand.
Rev.: ADVEN-TVS PROBI AVG / XXIA , emperor riding left, right hand raised, left holding sceptre, captive under horse, XXIA in exe.
RIC 632 Bust type H .