Watch List notes:

Gallienus. A.D. 253-268. AE antoninianus (17.90 mm, 2.98 g, 1 h). Gallienus Zoo series. Rome mint, A.D. 267/8. GALLIENVS AVG, radiate head of Gallienus right / APOLLINI CONS AVG, centaur walking left, raising left front hoof and holding globe and rudder // H. RIC 164; RSC 98.