Gallienus. AE Antoninianus. 268 AD. Antioch.

GALLIENVS AVG, radiate, draped bust right
ROMAE AETERNAE, She-wolf standing right, suckling Romulus
and Remus
Mintmark: SPQR

RIC V-1 Asian Mint 628 (S) var (rev legend), Euston CE27
Extremely rare, possibly unique.

Collection of Charles Euston, Feb. 2010.