M Fannius. AR denarius. 123 BC. Rome mint. 

Obv. ROMA behind helmeted head of Roma right, X beneath chin. 
Rev: M FAN CF legend beneath Victory driving galloping quadriga right. 

Fannia 1; Sydenham 419; Crawford 275/1; Sear 150.

With permission of Numismatica Ars Classica, Oct 2011