Salonina, AR Antoninianus, Rome mint. 256-257 AD. 

SALONINA AVG, diademed and draped bust right on crescent
VENVS VICTRIX, Venus seated left, holding helmet, spear and shield. 

RIC V-1, 37; Sear -.

Courtesy of TimeLine Originals (www.time-lines.co.uk), Jan. 2011