Watch List notes:

CAROLINGIANS. Charles le Chauve (the Bald). As Charles II, King of West Francia, 840-877. AR Denier (21mm, 1.45 g, 1h). Class 2. S[an]c[t]i Dionysii (St. Denis) mint. Struck 864-877 and later. + CRΛTIΛ D–I REX, Karolus monogram / + SCI ΔIONVSII M, cross pattée. Depeyrot 896; M&G 840 var. (obv. lrgend); MEC 1, 897 var. (no pellet above M). VF, toned, flan flaws on reverse.