Caracalla. AD 198-217. AR Antoninianus (22mm, 5.13 g, 12h). Rome mint. Struck AD 215. Radiate and cuirassed bust right / Diana Lucifera (or Luna), wearing crescent on head, fold of drapery in circle around head, holding reins and driving galloping biga of bulls left. RIC IV 256b; RSC 294. Lightly toned. Good VF.