Sicily. Messana, the Mamertinoi. AE Pentonkion, 220-200 BC. Obv. Bearded and laureate head of Zeus right. Rev. Warrior advancing right, wearing Corinthian helmet and holding spear and shield; [to left, monogram]; to right, Π. Calciati 34. SNG Cop. 458-463. SNG ANS 440-451. AE. g. 11.57 mm. 28.00 Nice green patina. VF/F.