Lampsakos, Mysia, AR (or low content electrum) obol or 1/24th stater. 7 mm, 0.46 g.

Head of horse left in dotted circle
Quadripartite incuse.

SNG Cop 593 ( "AR obol", Maronea, Thrace); Lambros 1897; Morkholm 1 in SNR 1971.

Sold by Bucaphelus Numismatics, auction 3, lot 251, Feb 2022.