205 AD. and later, Septimius Severus, contemporary imitation, cast Æ Denarius, cf. RIC 197.

Septimius Severus, contemporary imitation ("limes falsum"), 205 AD. and later,
cast Æ Denarius (18-19 mm / 2,77 g),
Obv.: SEVERVS - PIVS AVG , laureate head of Septimius Severus facing r.
Rev.: P M TR P XIII - COS III P P , Roma standing half left, Victory in right extending wreath toward her, inverted spear in left.
cf. RIC 197 ; cf. Coh. 470-471 ; cf. RSC III 470-471 ; cf. BMC V 474 .

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