Sicily. Akragas. AE Hemilitron, c. 425-406 BC. Obv. Eagle on serpent right. Rev. Crab; six pellets above; below, crayfish left. CNS I 29; HGC 2 138. 20.00 g. 28.00 mm. RR. Very rare. Scratch on the obverse, metal flaw on the reverse. Lovely green patina. VF.