Silver, 3.62 grams, 20.77 mm. Rome. 145 BC. Obverse: no legend, helmeted head of Roma right, ass's head behind, X beneath chin. Reverse: no legend, the Dioscuri galloping right, M IVNI below, ROMA in linear border in exergue. Crawford 220/1; Syd 408; Junia 8; Sear 96. Near extremely fine. A significant coin which has been published on wildwinds.com