Salonina AR Antoninianus. 257-258 AD. 

SALONINA AVG, diademed, draped bust right on crescent
FELICITAS PVBLICA, Felicitas, seated left, holding caduceus and 
cornucopiae. 
RIC V-1, 6 Lyons or Viminacium; Elmer 97; Göbl 903c. 
Joint Reign of Gallienus.

Contributed by Dane for Roma Numismatics, 2008.