Watch List notes:

Anonymous. after 211 B.C. AE triens (23.91 mm, 7.84 g, 10 h). Sardinia mint. Helmeted head of Mercury right, four pellets above / ROMA, prow of galley right; four pellets below. Crawford 56/4; Sydenham 143b. Fine, rough. 

Ex RBW collection (not in previous sales); Ex De Falco 6/95. 

Overstruck on prow Uncia?