Watch List notes:

Sicily. Herbessos. Circa 344-339/8 BC. Litra (Silver, 9 mm, 0.76 g, 11 h). Head of Sikelia to right, wearing myrtle wreath. Rev. [E]PBHΣΣ [OΣ] Bearded head of the river-god Herbessos to right, wearing taenia. Cf. Campana 1. Rare. Nicely toned and of excellent style but struck on an irregular flan. Very slightly double-struck, otherwise, extremely fine.
Ex Nomos 13, 7 October 2016, 123 (unpaid) and from a collection in Ticino, formed over 20 years ago.