M. Junius Silanus. 145 BC. AR Denarius (16mm, 3.82 g, 9h). Rome mint. Helmeted head of Roma right; ass's head left to left, X (mark of value) below chin / The Dioscuri, each holding spear, on horseback right. Crawford 220/1; Sydenham 408; Junia 8; RBW 944. Toned with some light iridescence, a couple marks. VF. Struck on a compact flan.