Diocletian. AE Follis. Trier. 296-297 AD. 

IMP DIOCLETIANVS PF AVG, laureate head left
GENIO POPV-LI ROMANI, Genius standing left, modius on 
head, naked except for chlamys over left shoulder, 
holding patera and cornucopiae, 

B-gamma across fields.

Mintmark TR. 

RIC VI Trier 176a. 

With permission of cngcoins.com, April 2008.