Watch List notes:

Herennius Etruscus. As Caesar, AD 249-251. AR Antoninianus (23mm, 4.54 g, 6h). Rome mint, 5th officina. 5th emission of Trajan Decius, AD 251. Radiate and draped bust right / Herennius standing left, holding baton and transverse spear. RIC IV 147c (Decius); RSC 26. Near EF, toned, a few minor die breaks on obverse.