Roman Empire, Probus, Antoninian, Siscia - extremely rare lion

Note: rare and desirable dated, consular reverse type celebrating Probus as consul for the 3rd time (COS III) with lion walking left, holding thunderbolt in mouth

OBVERSE: IMP C PROBVS P F AVG
REVERSE: P M TRI P COS III P P;  Lion walking left, holding thunderbolt in mouth
BUST TYPE: B = radiate, cuirassed bust right; 
FIELD / EXERGUE MARKS: -/-//XXIQ
WEIGHT 3.61g / AXIS: 12h / DIAMETER: 21mm