Gallienus. A.D. 253-268. BI antoninianus (21.94 mm, 3.82 g, 12 h). Antioch mint, Struck A.D. 267. GALLIENVS AVG, radiate, draped and cuirassed bust right, seen from behind / P M TR P XV P P // VII C, Neptune standing left, foot on prow, holding trident. RIC V 603; RSC 848. Near EF, completely silvered, gray toning, areas of green deposits on reverse.