M. Acilius M.f. Republican Denarius 3.83 grams, 19.49 mm. Rome. 130 BC.  

Obverse: M.ACILIVS.M.F within two dotted lines, around helmeted head of Roma right.  
Reverse: Hercules, holding club and trophy, in walking quadriga right, ROMA in exergue.

Crawford 255/1; Syd 511; Acilia 4; Sear 131.

Courtesy of TimeLine Originals (www.time-lines.co.uk), March, 2011