Watch List notes:

SICILY, Messana. The Mamertinoi. 264-241 BC. Æ Unit (18.5mm, 3.92 g, 7h). Laureate and beardless head of Zeus left / Eagle standing left on thunderbolt, with wings spread. Särström Series V, Group C, 17–27; BAR Issue 9; CNS 15; HGC 2, 874. VF, green patina, a little off center.

Ex Classical Numismatic Group Electronic Auction 97 (8 September 2004), lot 8.