Keywords: Roman - Coin with a Hippopotamus and Portrait of Otacilia Severa - Walters 59751 - Back.jpg This coin shows Otacilia Severa on the front and a hippopotamus on the reverse between 244 249 silver cm 2 5 accession number 59 751 34376 Münsen and Medaillen Basel date and mode of acquisition unknown Walters Art Museum 1972 by purchase Museum purchase 1972 place of origin Rome Italy Walters Art Museum license Ancient Roman art in the Walters Art Museum Coins in the Walters Art Museum Marcia Otacilia Severa |