Akanthos, Macedonia, AR tetrobol. ca. 425 - 400. 2.39 g.

Forepart of bull kneeling left, head turned back, A above.
Quadripartite incuse square with granulated sections separated 
by lines.

BMC 36; SNG Cop. 16; SNG ANS 48; Traité II-4, 1067. 

With permission of numislanz.de, Auktion 102, lot 150