Watch List notes:

C. Vibius C.f. Pansa, Denarius, Rome, 90 BC; AR (g 3,67; mm 19; h 9); Laureate head of Apollo r.; behind, PANSA; before, control symbol, Rv. Minerva in quadriga r., holding reins, spear and trophy; in ex. C VIBIV[S C F]. Crawford 342/5b; Vibia 2; Sydenham 684.
Countermark on obverse, ligthly toned, good very fine.