Faustina II, wife of Marcus Aurelius (147-176 AD). Rome
AR Denarius (15.7mm 2.32g)
Obv: FAVSTINA AVGVSTA. Diademed and draped bust right
Rev: SALVS. Salus standing left, holding patera in right hand, scepter in left, feeding serpent rising from altar before.
RIC III 715 var. (Aurelius, bust type); BMCRE 145 (Aurelius); RSC 197a