Islands off Caria, Rhodos. Rhodes. Ca. 170-150 B.C. AR hemidrachm (13.1 mm, 1.16 g, 11 h). ï¾Plinthophoricï¾ coinage. Artemon, magistrate. Radiate head of Helios facing slightly right / APTEMΩN / P-O, rose with bud to right, hook to left; all within incuse square. Jenkins 50; SNG Helsinki 658. VF.