living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Prokaryotae see Superkingdom Prokarya
     Kingdom Virus see [unranked] viruses
       plant viruses
         [unranked] Tobravirus Group see Genus Tobravirus
           1 "Tobacco rattle virus"ᵀ
           2 "Pea early-browning virus"