Sicily, Syracuse.
Time of Timoleon. AE Litra. 344-336BC, 

Head of Athena left, wearing Corinthian helmet
Starfish between two dolphins

Sear SG 1189; Calciati CNS 62; BMC 287; SNG ANS 454-469; Weber 1630

With permission of Harlan J. Berk, Buy or Bid Sale 187, Lot 329, Oct. 2013.