Thessaly, Pharsalos. Circa 480-440 BC. AR Hemidrachm. 

          
Head of Athena right in crested Attic helmet ornamented with three coiled serpents above visor and spiral at bottom of bowl.
F—AR, head and neck of horse right, all in shallow incuse square. 

Lavva 5; BMC 1; SNG Cop 217; BMC 1.

Used by permission of CNG, www.historicalcoins.com
Auction 18.