Watch List notes:

Anonymous [Apex]. Ca. 208 B.C. AR denarius (19.3 mm, 3.53 g, 7 h). Central Italian mint. Helmeted head of Roma right; X behind / ROMA in rectangular linear frame, the Dioscuri riding right, each holding couched lance (no apex). Crawford 52/1c; Sydenham 149 var; RSC 20b var. gVF. Very rare. 

Ex RBW collection (not in previous sales), Ex Goodman collection.