Sicily. Akragas. AR Didrachm, c. 478-470 BC. Obv. AK-RA. Eagle standing right. Rev. Crab; below, CA-Σ flanking male head right. HGC 2 97; SNG Ashmolean 1667 (same dies); SNG Lockett 707 (same dies); Westermark, Coinage, Period I, Group IV, 259 (O87/R178). AR. 8.60 g. 18.50 mm. R. An exceptional example with a superb strike. Rare as such. EF.