Otacilia Severa, 244-249 AD. AR Antoninianus (22 mm, 3,73 g.). Rome, 248 AD. OTACIL SEVERA AVG Diademed and draped bust of Otacilia Severa set to right on crescent. Rev. SAECVLARES AVGG / IIII Hippopotamus walking right. Cohen 63. RIC 116b. Extremely fine, a wonderful lustrous example.