Silver, 3.57 grams, 20.38 mm. Rome. 148 BC. Obverse: LIBO, behind helmeted head of Roma right. Reverse: no legend, Q. MARC beneath the Dioskuri riding right, ROMA in linear frame below. Crawford 215/1; Sydenham 367 ot 396; Babelon Marcia 1; Sear 90. Good very fine.