The Genio on the reverse of this coin has unusual lines across his torso; which I suppose was the engravers awkward/ lazy way of showing muscles.
Constantius I
A.D. 303
Ӕ follis 27x29mm 9.9g
CONSTANTIVS NOB C; laureate and cuirassed bust right.
GENIO POPVLI ROMANI; Genius standing left, modius on head, naked but for chlamys over left shoulder, right holding patera, left cornucopiae.
No mintmark
RIC VI London 37a