BITHYNIA, Kings of. Prusias II. 182-149 BC. Æ 17mm (3.93 gm). Head of
  Prusias right, wearing a winged diadem / BASILEWS right, PROUSIOU
  left, Herakles standing left, holding club in right hand, lion's skin
  in left. SNG Copenhagen 631; BMC Pontus pg. 210, 6-7; SNG von Aulock
  258; RecGen , pg.
  225, 25. Near EF, attractive glossy dark green patina. ($200)

Triton V Sale, 15 Jan 2002, lot 426.
 
Used by permission of Classical Numismatic Group, www.cngcoins.com.