Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           ?"viruses"
             Realm Riboviria
               Family Partitiviridae
                 01 Agaricus bisporus virus 4
                 02 Alfalfa cryptic virus 1
                 03 Carnation cryptic virus 1
                 04 Carrot temperate virus 1
                 05 Carrot temperate virus 2
                 06 Carrot temperate virus 3
                 07 Carrot temperate virus 4
                 08 Gaeumannomyces graminis virus 0196A
                 09 Gaeumannomyces graminis virus T1A
                 10 Hop trefoil cryptic virus 1
                 11 Hop trefoil cryptic virus 3
                 12 Radish yellow edge virus
                 13 Ryegrass cryptic virus
                 14 Spinach temperate virus
                 15 White clover cryptic virus 3
                 16 Genus Alphapartitivirus
                 17 Genus Betapartitivirus
                 18 Genus Gammapartitivirus
                 19 Genus Deltapartitivirus
                 20 Genus Cryspovirus [monotypic]