Otacilia Severa, wife of Philip I (244-249). AE Sestertius, Rome mint, 248 AD. Obv. MARCIA OTACIL SEVERA AVG. Bust of Otacilia Severa, diademed, draped, right. Rev. SAECVLARES AVGG S C. Hippopotamus, standing right. RIC IV Philip I 200A. 14.92 g. 29.00 mm. Enchanting green patina. VF.