Watch List notes:

Macedon, Neapolis AR Tritartemorion(?). Circa 375-350 BC. Facing gorgoneion, with tongue protruding / Head of nymph to right; N-E-O-Π around; all within shallow square incuse. Seemingly unpublished in this denomination, for hemidrachms of the same type, cf. AMNG III/2, 8-10 and HGC 3.1, 588. 0.40g, 9mm.

Good Very Fine. Seemingly unpublished in the standard reference works and possibly unique.

From the Italo Vecchi Collection;
Ex Roma Numismatics Ltd., E-Sale 4, 28 December 2013, lot 142.