Trajan Decius, AV Aureus 249-251, 3.52 g. 

Obv: IMP C M Q TRAIANVS DECIVS AVG, laureate and cuirassed 
bust right, slight drapery on left shoulder. 
Rev. DACIA FELIX Dacia standing left, holding standard. 

Calicó 3287 (this coin); Biaggi 1393 (this coin); RIC 14 
note; Cohen 31. 

With permission of Numismatica Ars Classica, March 2011.