Greek Italy. Etruria, Cosa. AE Quartuncia, c. 273-250 BC. Obv. Head of Cosa left, wearing crested helmet. Rev. [C]OZANO. Bridled horse' s head right. Vecchi EC 5.7; HN Italy 211; Buttrey, IIB; Sambon,154. AE. 4.40 g. 18.00 mm. RR. Very rare. Earthy olive-green patina. VF/Good VF.