Byzantium, Thrace. AR hemidrachm. 11 mm, 1.58 g. 387-340 BC

YP Y above forepart of bull left on dolphin, angled MI monogram below.
Trident head.

Schönert-Geiss 764-765.

With permission of TimeLine Auctions 
(www.timelineauctions.com), July. 2022