Severus Alexander. AE20 of Nicaea, Bithynia. 4.79 g. M AYR CEY ALEZANDROC AYG, laureate head right. NIK-AI-EWN, to left, right and beneath two standards surmounted by capricorns with another standard between them. Unpublished. Agora 3-71. With permission of agoraauctions.com, auction 3, lot 71. Dec. 2013.