Watch List notes:

EUBOIA, Eretria. Circa 500-465 BC. AR Obol (8mm, 0.59 g, 11h). Facing head of bull / Octopus within incuse square. BCD Euboia 324–34; HGC 4, 1513. Toned, rough surfaces on obverse, die breaks on reverse. Fine.

Ex Classical Numismatic Group Electronic Auction 115 (25 May 2005), lot 45; BCD Collection (not from Lanz sale).