Watch List notes:

PHOKIS, Federal Coinage. Circa 449-447. Obol (Silver, 11 mm, 0.99 g, 10 h). O - Φ Bull's head facing. Rev. Forepart of boar to left; all within incuse square. BCD Lokris-Phokis 216. Cf. Williams 49, 51, 57-8 (uncertain dies). Very fine.