Punic Sardinia or Sicily.     AE Unit, 3rd century BC.   Obv.    Head of Persephone-Tanit left, wreathed in grain, wearing hoop earring.        Rev.   Horse galloping right.     CNS I 6/8; HGC 2 1668; SNG Cop. 1021; CNP 126.     3.47 g.   15.5 mm.        Leather brown patina.    Good VF.