Watch List notes:

Cn. Gellius. 138 BC. AR Denarius (18mm, 3.64 g, 7h). Rome mint. Helmeted head of Roma right; X (mark of value) behind; all within wreath / Mars driving galloping quadriga right, grasping Nerio beside him and holding shield. Crawford 232/1; Sydenham 434; Gellia 1. Good VF, toned.