Wheel series. AR Denarius serratus, uncertain Apulian mint (Tarentum?), 208 BC. Obv. Helmeted head of Roma right; behind, X. Rev. The Dioscuri galloping right; below, wheel; in exergue, ROMA. Cr. 79/1. 4.44 g. 19.50 mm. Sound metal and full weight. A superb and brilliant example, with lovely iridescent highlights. EF.