Caracalla (198-217).     AE As, Rome mint, 217 AD.   Obv.    ANTONINVS PIVS AVG GERM. Laureate head right.        Rev.   P M TR P XVIIII COS IIII P P, SC. Radiate lion advancing left, thunderbolt in jaws.     RIC IV  564a; C. 371.     9.35 g.   25 mm.      R.  Rare and good example, lovely deep green patina. Rough surfaces.    About VF/VF.