THRACE. Byzantion. Circa 387/6-340 BC. Hemidrachm (Silver, 11 mm, 1.51 g, 8 h). ΠΥ Forepart of heifer standing left on dolphin left; below raised foreleg, monogram. Rev. Trident head. Schönert-Geiss, Byzantion Group XVIII. SNG BM Black Sea -. Very fine.