Watch List notes:

M. Papirius Carbo. AR Denarius, circa 122 B.C. Obv. Helmeted head of Roma right; behind, branch and below chin, X. Rev. Jupiter in prancing quadriga right, hurling thunderbolt and holding sceptre; below horses, M CARBO and ROMA. Cr. 276/1; B. 6. AR. 3.80 g. 17.00 mm. Iridescent cabinet tone. VF.