Roman Republican
M. Papirius Carbo (122 BC). Rome
AR Denarius (18.36mm 3.95g)
Obv: Helmeted head or Roma right, palm-branch behind, X beneath chin
Rev: M CARBO // ROMA, Jupiter, brandishing thunderbolt and galloping in quadriga right, name beneath; ROMA in exergue.
RRC 276/1; CRR 423