Antoninus Pius, with Marcus Aurelius as Caesar, 138-161. Denarius (Silver, 18 mm, 3.37 g, 6 h), Rome, 140. ANTONINVS AVG PIVS P P TR P COS III Laureate head of Antoninus Pius to right. Rev. AVRELIVS CAESAR AVG PII F COS Bare head of Marcus Aurelius to right. BMC 155. Cohen -. RIC 417a. Minor marks, otherwise, very fine.