Trebonianus Gallus. Antoninianus; Trebonianus Gallus; 251-253 AD, Rome, Antoninianus, 4.13g. RIC-30, C-13. Obv: IMP CAE C VIB TREB GALLVS AVG Radiate, draped, cuirassed bust r. Rx: AETERNITAS AVGG Aeternitas standing l., holding phoenix on globe and raising skirt.. MS