Watch List notes:

SICILY. Abakainon. Circa 420-400 BC. Litra (Silver, 11.5 mm, 0.56 g, 10 h). Head of Apollo, his hair flowing back from his head, three-quarters facing, turned slightly to left. Rev. ΑΒΑ Boar walking to left, with a piglet, on the left, walking to left. Bertini 20. Buceti 28. Well-centered and with a dark patina as found. About extremely fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, ex Leu Numismatics 72, 12 May 1998, 56 and Münzen und Medaillen FPL 412, June 1979, 4.