Watch List notes:

Ionia, Erythrai. Ca. 330-280 B.C. AR obol (12.37 mm, .64 g, 5 h). Ca. 330-280 B.C. Diopeithes, magistrate. Head of Hercules right wearing lion-skin headdress / ЄPY / ΔIOΠЄIΘHΣ, ЄPY, symbol of knuckle to right above club to left; magistrate name above bow-in-bowcase to right. Unpublished; Kinns -; SNG Copenhagen -. EF. Rare. Possibly Unique. 

Ex Wayne G. Sayles. 

According to Kinns this no obols are listed under the magistrate Diopeithes or for Period III.