Betalipothrixvirus
                
                    (tree size 6)
                
                
                
            
                Alphalipothrixvirus
                
                    (tree size 3)
                
                
                    Tristromaviridae
                
                
            
                Deltalipothrixvirus
                
                    (tree size 2)
                
                
                
            
                Gammalipothrixvirus
                
                    (tree size 1)