Trebonianus Gallus, Antioch, AR Antoninianus IMP C C VIB TREB GALLVS PF AVG, Radiate, draped, cuirassed bust right MARTEM PROPVGNATOREM, Mars advancing right, holding spear and shield. Ref: RIC IV, part C, 84 Notes: 251-253 AD, Antioch Mint 20mm; 3.34 grms rated scarce in RIC Contributed by John S. Cechini, July 2011.