Gallienus. A.D. 253-268. BI antoninianus (21.7 mm, 3.92 g, 5 h). Antioch mint, Struck A.D. 263-264. Scarce type. GALLIENVS AVG, radiate and cuirassed bust right / P M TR P XV P P / VIIC ·, Neptune standing left, foot on prow, holding trident. Göbl 1638b; RIC 603; RSC 848. gVF, choice, fully silvered.