Probus, Antoninianus, 280, Third Emission, Cyzicus
IMP C PROBVS P F AVG
Radiate bust left in imperial mantle, eagle-tipped scepter in right hand
SO_LI INVICT_O
Sol in quadriga facing, horses have six legs per pair
C M in lower center field
XXI in exergue
23mm, 5.00g