Greek Italy.   Northern Lucania, Posidonia.    AR Diobol, c. 445-420 BC.   Obv.    Poseidon advancing right, wielding trident overhead; olive leaf and berry behind; [ΠΟΣ to right].        Rev.   Bull standing left within incuse circle; ΠΟΣΕ above; [barley grain in exergue].     HN Italy 1119; SNG ANS 696-8.     1.00 g.   11.00 mm.        Slightly rough surfaces.    About VF.