145-147 AD. and later, Antoninus Pius for Marcus Aurelius Caesar, contemporary imitation, cast Æ Denarius, cf. RIC 429a.

Antoninus Pius for Marcus Aurelius Caesar, contemporary imitation ("limes falsum"), 145-147 AD. and later,
cast Æ Denarius (17-18 mm / 2,67 g),
Obv.: AVRELIVS CAE - SAR AVG PII F , bare head of Marcus Aurelius r.
Rev.: COS - II , Honos standing frontal, head l., holding branch and cornucopia.
cf. RIC 429a ; cf. Coh. 105 .

Curtis Clay: "G. Elmer invented the term "limesfalsa", which is now usually applied to ancient casts of denarii."