Sicily.   Messana.    AE Dilitron, c. 338-318 BC.   Obv.    [ΠOΣEI]-ΔAN. Laureate head of Poseidon left.        Rev.   [MEΣΣANIΩN] around. Ornate trident head flanked by dolphins; palmettes between tongs.     HGC 2 833; CNS I 12; SNG Cop. 420; Caltabiano 740.     15.08 g.   25.5 mm.      R.  Rare and good example. Brown patina with reddish and green deposits.    VF.