APULIA, Butuntum. Circa 275-225 BC. Ĉ Obol (6.12 gm). Head of Athena
  right, wearing crested Corinthian helmet; serpent on helmet /
  BYTON-TINWN, grain ear. SNG ANS 659; BMC Italy -; SNG Copenhagen 626;
  SNG Morcom 199; Laffaille 24 (this coin). VF, attractive dark green
  patina. ($500) Ex Maurice Laffaille Collection (Münzen und Medaillen
  Auktion 76, 19-20 September 1991), lot 24.

Triton V Sale, 15 Jan 2002, lot 36.
 
 Lot sold for USD 400.

Used by permission of CNG, www.historicalcoins.com