Probus, AE antoninianus, Cyzicus. AD 276-282.

IMP CM AVR PROBVS PF AVG, radiate bust left, wearing 
imperial mantle, holding eagle-tipped sceptre.
SOLI INVICTO, Sol, holding whip, standing facing in spread quadriga.

CM im lower centre.
Mintmark XXI. No Officina letter.

RIC V-2 Cyzicus 911.

With permission of Roma Numismatics, Aug. 2015.