Watch List notes:

ISLANDS OFF CARIA, Rhodos. Ialysos. Circa 480-408 BC. Diobol (Silver, 10.5 mm, 1.44 g, 3 h). Forepart of a winged boar flying to right. Rev. Head of Athena to right, wearing Corinthian helmet; all within incuse square. HGC 6, 1375. SNG Keckman 303-5. SNG von Aulock 2778 (this coin). Toned and nicely struck. Good very fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, and that of H. S. von Aulock.