The Teschovirus is a genus of the Picornaviridae family. This virus

Virus

A virus is a small infectious agent that can replicate only inside the living cells of organisms. Viruses infect all types of organisms, from animals and plants to bacteria and archaea...

 is responsible for the porcine enteroviral encephalomyelitis disease caused in pigs [1]. The Teschen disease which gave the name to the particular virus is a severe and fatal form of pig encephalomyelitis. The species that causes these diseases is called Porcine Teschovirus and is the type species of the Teschovirus genus.