Thyrrheium, Acarnania. Ca. 320-280 BC. AR stater 23mm, 8.64 g.  

Pegasus flying left; theta below.
Helmeted head of Athena left, Y and earring with pendants behind; theta under chin, LY under neck. 

Calciati, Pegasi 6 corr. (placement of theta and Y). 

With permission of Heritage Long Beach Signature Sale 3026, Lot 23130, Sep 2013.
Estimate: $1800-2400