Commodus AE18 of Prusa ad Olympum, Bithynia. AD 177-192. 2.24 g. L AI AYRHLI KOMMODOC, laureate head right. PROYCAEWN, eagle standing right on bone, head left, wings spread. Unpublished reverse for Commodus. CNG 88, 860. With permission of cngcoins.com, auction 88, lot 860, Sept. 2011.