Gallienus, AE potin tetradrachm of Alexandria, Egypt. Year 14. 266-267 AD. 10.29 g. 

AVT K P LIK GALLIHNOC CEB, laureate, cuirassed bust right.
L-ID, radiate, draped bust of Helios right, palm branch to right.

Geissen 2936. Dattari 5239. BMC 2158. Milne 4124

Courtesy of Helios Auction 5, March 2011