ELYMAIS (Parthian Kingdom). Kamnaskir Orodes III (mid-2nd Century CE), AE Drachm, 3.5g, obverse; bust facing, trident at right, reverse design reduced to dashes. Mitchiner-719, NF
An autonomous state, often a vassal under control of the Parthian Empire, located at the head of the Persian Gulf, in the area of what is now the Province of Khuzstan in Iran.
Reference; Michael Mitchiner, Oriental Coins and their values, volume 2; The Ancient & Classical World , Hawkins Publications, 1978