Watch List notes:

Parthian Kingdom. Parthamaspates. Ca. A.D. 116. AR drachm (20.3 mm, 3.77 g, 11 h). Ecbatana mint. Diademed bust left, wearing tiara decorated with star / Archer seated right on throne, holding bow; monogram below. Sellwood 81.1; Shore 423. gVF. 

Sellwood and Assar have tentatively reassigned this coin type to Sanatrukes.