Severina, AE Antoninianus, Cyzicus. 23.24 mm, 4.88 gr. SEVERINA AVG, diademed, draped bust right on crescent. CONCORDIAE MILITVM, Concordia standing left, holding two standards. Mintmark XXI. RIC V-1, Cyzicus 18, rated common. Contributed by www.ancientimports.com, Oct. 2011.