CYRENAICA, Cyrene. Marcus Aurelius. AD 161-180. Æ (29mm, 20.15 g, 6h). Struck AD 172/3. Laureate head right / Head of Zeus Ammon right. RPC IV Online 8006 var. (obv. bust type); Sydenham, Caesarea 344 (Caesarea); BMC 188 (Caesarea). Fine, dark green and brown surfaces.