Neapolis, Macedonia. AR drachm. 3.70 g, ca. 400-360. 

Head of gorgoneion facing, tongue protruding. 
N-E-O-P clockwise from top right, laureate head of the Artemis Parthenos right, her hair in two bunches of curls behind her head, guinea fowl or dove standing right beneath her chin. 

AMNG III, 16, pl. XVI, 30. SNG ANS 428.

With permission of Leu Numismatik AG, Auction 86, Lot 335, May 2003

AMNG points out that on the Acropolis of Athens and on the Carian island of Leros, guinea fowls were kept as being known as the companions of Artemis Parthenos, as shown on AMNG 22.