Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["Animale Regnum" nom. inval. - animal kingdom] see Kingdom Animalia Linnaeus, 1758
           1 [Class "Qvadrupedia" nom. inval.] see Class Mammalia Linnaeus, 1758
           1.0 [Class "Quadrupedia" nom. inval. - quadrupeds] see Class Mammalia Linnaeus, 1758
           2 [Class "Aves" Plinius, nom. inval. - birds] see Class Aves Linnaeus, 1758
           3 [Class "Amphibia" nom. inval. - reptiles and amphibians] see Class Amphibia Linnaeus, 1758
           4 [Class "Pisces" nom. inval. - fishes] see Class Pisces Linnaeus, 1758
           5 [Class "Insecta" nom. inval. - insects] see Class Insecta Linnaeus, 1758
           6 [Class "Vermes" nom. inval. - vermin] see Class Vermes Linnaeus, 1758