Gallienus, AV Aureus, Rome. AD 261. 2.18 g. 

GALLIENVM AVG SENATVS, radiate, cuirassed bust right, slight 
drapery on left shoulder.
GENIVS AVG, Genius, modius on head, naked but for chlamys over 
shoulders, standing left, holding patera and cornucopiae, 
standard to right.

Alföldi, Studien. 2, otherwise unpublished.

From a Swiss collection, ex Lanz 102, 948.
With permission of Nomos AG. Auction 7, lot 195, May 2013, 
(Alföldi, Studien zur Geschichte der Weltkrise des 3. Jahrhunderts n. Chr. )