Leukas, Akarnania AR Stater. 22 mm, 350-320 BC. 

Head of Athena right, no symbol or letter.
Pegasos flying left, straight wing. LQ below.

Pars sale II, 98. Not in Calciati, BMC, Traité etc.

With permission of Pars Coins Sale 2, Lot 98 on VAuctions, July 2019.