MESOPOTAMIA, Carrhae. Caracalla. AD 198-217. BI Tetradrachm (27mm, 14.09 g, 6h). Struck circa AD 215-217. Radiate head right / Eagle standing facing, head and tail right, with wings displayed, holding wreath in beak; star to upper left, crescent between legs, [two pellets in exergue]. Prieur 830; Bellinger 159. Lightly double struck, minor deposit on reverse. EF.