Elymais
Elymais or Elamais (Ἐλυμαΐς, Hellenic form of the more ancient name, Elam) was an autonomous state of the 2nd century BC to the early 3rd century AD, frequently a vassal under Parthian control. It was located at the head of the Persian Gulf in Susiana (the present-day region of Khuzestan, Iran).