Maximian Herculius (285-310AD)
AE follis- 9 gram- 28 mm, Heraclea mint, struck 296/7AD
obv: IMP C M A MAXIMIANVS P F AVG, laureate head right
rev: GENIO POPVLI ROMANI, Genius standing left, modius on head, naked but for chlamys over left shoulder, holding patera from which liquid flows, and cornucopiae; HTB in exergue
RIC 19b