Atarneus, Mysia. AE19, 350-300 BC. 

Laureate head of Apollo right.
ATAR beneath forepart of horse right, coiled serpent above, AB monogram in right field. 

BMC 2; Fritze Mysien 327; Stauber Adramytteion 13;  Philipsen 1739.

With permission of Münzen & Medaillen Deutschland auction 17, Lot 761, Oct 2005