Ambrakia, Epeiros, AR Stater, 21.5 mm, 8.69 g. ca. 426-404 BC. 

Pegasos flying left, A below. 
Helmeted head of Athena left, owl standing facing behind head.

Pegasi II, 39; Ravel 65 in NNM 37; McClean 5118. 

With permission of Nomos AG auction 25, Lot 102, Nov 2022