ant. of Trebonianus Gallus mint
12 Jun 2000 
Vel Garnett

Trebonianus Gallus 251-253 AD

Antoninianus minted in Antioch

RIC 90 with an R rating

Obv: Radiate bust right draped and cuirassed IMP C C VIB TREBONIANVS GALLVS
        PF AVG
Rev:  SAECVLLVM NOVVM Temple of Roma Aeterna with six columns(hexstyle)
 and cult figure inside  Translation "A New Age"