Gallienus Billon Antoninianus, Eastern mint. AD 256-257.  Joint reign with Valerian. 23.3 mm, 3.30 g.

IMP GALLIENVS PF AVG, radiate, cuirassed bust right.
FELICITAS AVGG, Felicitas standing left, holding caduceus and cornucopiae.

Göbl 137k; Wareham hoard 316 (J). Not in RIC. Hybrid with reverse of Valerian. 

Contributed by Chris Scarlioli, April, 2020