Quintillus Antoninianus. 270 AD, Rome mint.

Obv: IMP C M AVR CL QVINTILLVS AVG, Radiate, draped bust right.
Rev: APOLLINI CONS, Apollo standing left, holding branch and 
resting hand on lyre on rock. 

Retrograde N in right field.

With kind permission of Numismatik Lanz, Auction 2000

RIC 9 var.