MACEDON. Akanthos. Circa 470-390 BC. Tetrobol (Silver, 16.5 mm, 2.62 g), c. 450. Forepart of bull to left, his head turned back to right. Rev. Quadripartite incuse square. HGC 3, 392. SNG ANS 31-32. Carefully centered; bright and clear. Horn silver on the obverse, otherwise, very fine.