Elagabalus Billon Tetradrachm of Carrhae, Mesopotamia.
AD 218-220. 

Obv: AVT K M A three-dots ANTWNINOC CEB, laureate head 
right, slight drapery on left shoulder. 
Rev: DHMARX EX VPATOC TO B, eagle standing facing, 
wings spread, head and tail right, holding wreath in beak, 
star between legs, D-E across upper fields.

Prieur 254A; Bellinger 366; Sear GIC 3096 ("Antioch").

With exclusive permission of TimeLine Auctions (www.timelineauctions.com), Jul, 2014

This style of Elag's head is very typical of engravers
in Mesopotamia and is more slender and youthful than 
the usual head seen on similar coins from Antioch, Syria.