Maximian Herculius. AE follis, 298-299 AD. Trier. 

IMP MAXIMIANVS P AVG, laureate, cuirassed bust right
GENIO POPV-LI ROMANI, Genius standing left, modius on 
head, naked except for chlamys over left shoulder, 
holding patera and cornucopiae, A in left field, star 
in right field, TR in ex. 

RIC VI Trier 292b. 
With permission of Roma Numismatics, August, 2009