Trajanus Decius Antonininanus, struck 249 AD at Rome mint.
Obv: IMP CM Q TRAIANVS DECIVS AVG, radiate, cuirassed bust right.
Rev: DACIA, Dacia, draped and diademed, standing facing, holding standard with ass' head on top in her right hand.
4,35 g, 21 mm.
RIC 12b