papovaviricetes papovaviricetes papovaviricetes is a class of viruses. the class shares the name of an abolished family, papovaviridae, which was split in 1999 into the two families papillomaviridae and polyomaviridae. the class was established in 2019 and takes its name from the former family. papovaviricetes virus classification (unranked): virus realm: monodnaviria kingdom: shotokuvirae phylum: cossaviricota class: papovaviricetes orders see text orders the following orders are recognized: sepolyvirales zurhausenvirales