Herennius Etruscus. As Caesar, AD 249-251. AR Antoninianus (23.5mm, 3.78 g, 1h). Rome mint, 4th officina. 6-7th emissions of Trajan Decius, AD 251. Radiate and draped bust right / Clasped right hands. RIC IV 138 (Decius); RSC 4. Lightly toned. Good VF.