Abstract
Cetacean morbillivirus (CeMV; genus Morbillivirus, family Paramyxoviridae) has caused multipleoutbreaks of lethal disease in odontocetes and mysticetes worldwide. CeMV includes three wellcharacterized strains: porpoise morbillivirus, dolphin morbillivirus, and pilot whale morbillivirus(northern hemisphere), and three novel strains, one of them detected in Brazil and considered thefirst de…