Morbillivirus is a genus of
viruses in the order
Mononegavirales, in the family
Paramyxoviridae, in the subfamily
Paramyxovirinae. Human, dog, cattle, and cetacean serve as natural hosts. There are currently six species in this genus, including the type species
Measles virus. Diseases associated with this genus include: measles: fever, rash; animal: acute febrile respiratory tract infection.