Watch List notes:

The Pompeians. Sextus Pompey. 37/6 BC. AR Denarius (20mm, 3.62 g, 5h). Uncertain Sicilian mint. Diademed and bearded head of Neptune right; trident over left shoulder / Naval trophy set on anchor, top of trident visible above helmet; the arms composed of the stem of a prow in right and apluster in left; heads of Scylla and Charybdis at base. Crawford 511/2b; CRI 333; Sydenham 1347; RSC 1a; cf. RBW 1784 (for type). Deep cabinet tone, reverse off center. VF.

Purchased from Pegasi Numismatics.