Watch List notes:

REPUBLIC, Anonymous, silver denarii, (157-156 B.C.), uncertain mint, (3.89 and 3.97 g), obv. helmeted head of Roma to right, X behind, border of dots, rev. the Dioscuri galloping right, ROMA below, (cf.S.39, Cr.197/1, 198/1). Toning, very fine and very scarce. (2)

In collector's packets with descriptions.