Severus Alexander, contemporary imitation ("limes falsum"), 222-228 AD. and later,
Æ Denarius (18-20 mm / 3,43 g), unplated copper core?,
Obv.: IMP C M AV[R SEV ALE]XAND AVG , laureate, draped, and cuirassed bust of Severus Alexander right, seen from behind.
Rev.: VICTO - R - IA AVG , Victory walking left, wreath in right, palm in left.
for prototype, cf. RIC 180 ; - Coh. 563-4 .
Curtis Clay: "G. Elmer invented the term "limesfalsa", which is now usually applied to ancient casts of denarii."