Watch List notes:

SICILY. Katane. Circa 450-415/3 BC. Hemilitron (Silver, 10.5 mm, 0.37 g, 5 h). Bearded and partially bald head of Silenos to right. Rev. K-A (retrograde) Winged thunderbolt. Apparently unpublished. Seemingly unique, and with a superbly engraved head of Silenos. Some surface marks, otherwise, nearly extremely fine.

From the Vineyard Collection, ex Numismatica Ars Classica 18, 29 March 2000, 79.