Salonina billon antoninianus. Milan mint. Joint Reign of Gallienus, AD 257-258. 23 mm, 3.9 g.

SALONINA AVG, diademed and draped bust right, on crescent. 
FECVNDITAS AVG, Fecunditas standing front, looking right, holding infant on left arm and extending hand to child at foot. 

RIC 57: Goebl MIR 935t. 

With permission of Numismatik Naumann auction 110, Lot 1079, Nov. 2021.