Probus Silvered AE Antoninianus. Siscia mint. 

Obv: IMP C M AVR PROBVS P F AVG, radiate cuirassed bust left holding spear & 
 shield 
Rev: AETERNITAS AVG, she-wolf right suckling twins, XXIV in ex. 

Unlisted bust variety of RIC 639; Alföldi 13, 3.


Contributed by Steve McBride, August, 2007.