Gallienus BI Antoninianus. Rome, AD 267-268. GALLIENVS AVG, radiate head to right / NEPTVNO CONS AVG, hippocamp to left; N in exergue. RIC V.1 245 var. (hippocamp to right); MIR 742b; RSC 667 var. (same). 3.35g, 19mm, 6h. Very Fine. Very rare variety with the hippocamp to left. Ex Derek Aldred Collection.