Cn. Gellius. AR denarius. Rome, 138 BC. 

Head of Roma right, X behind head, all within laurel wreath.
Mars and Nerio in galloping quadriga right, CN GEL beneath the 
horses, ROMA in exergue. 

Crawford 232/1. Sydenham 434. RSC Gellia 1.

With permission of Dr. Busso Peus Nachfolger, 3 Nov 2010.