Watch List notes:

Otacilia Severa, Augusta, 244-249. Denarius (Silver, 22 mm, 3.74 g, 7 h), Rome, 248. OTACIL SEVERA AVG Diademed and draped bust of Otacilia Severa set on crescent to right, seen from behind. Rev. SAECVLARES AVGG / I[II]I Hippopotamus walking right. Cohen 63. RIC 116b. Very fine.