Herennius Etruscus, AR Antoninianus, 250-251, Rome
Q HER ETR MES DECIVS NOB C
Radiate, draped bust right, seen from behind
PIETAS AVGVSTORVM
Simpulum in front of sprinkler to left, jug in middle, patera in front of lituus to right
20mm x 23mm, 4.02g