Caracalla, AR Denarius. Rome, AD 201-206. 20.5 mm, 3.2 g.

ANTONINVS PIVS AVG, laureate, draped bust right, O beneath bust.	INDVLGENTIA AVGG IN CARTH, Dea Caelestis, holding thunderbolt and sceptre, sitting front, riding on lion right over water.

RIC 130a var (O beneath neck); Sear 1 in NFA journal 26 (1983, not included in Sear); Sear 6806 var; RSC 97 var.

Image copied from NFA journal 26 (1983)