Watch List notes:

Islands off Ionia, Samos. Ca. 499-495 B.C. AR trihemiobol (8.4 mm, 0.78 g, 9 h). Very Rare. Facing lion's head / Amphora within incuse square. SNG Cop -; BMC -; SNG Von Aulock -. aVF. 

Unpublished in standard references.