MESOPOTAMIA. Carrhae. Caracalla, 198-217. Tetradrachm (Billon, 27 mm, 11.87 g, 12 h), 215-217. ΑΥΤ•Κ•Μ•Α••ΑΝΤΩΝЄΙΝ[ΟC CЄΒ] Laureate head of Caracalla to right. Rev. ΔΗΜΑΡΧ•ЄΞ•ΥΠΑ•ΤΟ•Δ Eagle with spread wings standing facing on facing head of a bull, head to right and holding wreath in beak. Prieur 820. Slightly rough and with minor flan faults on the obverse, otherwise, good very fine.