Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["Animale Regnum" nom. inval. - animal kingdom] see Kingdom Animalia Linnaeus, 1758
           [Class "Aves" Plinius, nom. inval. - birds] see Class Aves Linnaeus, 1758
             [Order "Gallinae" nom. inval.] see Order Gallinae Linnaeus, 1758
               [Genus "Gallina" nom. inval.] see Genus Phasianus Linnaeus, 1758
               01 [Genus "Struthio" nom. inval.] see Genus Struthio Linnaeus, 1758
               01.0 [Genus "Strutio" nom. inval.] see Genus Struthio nom. inval.
               02 [Genus "Casuarius" nom. inval.] see Genus Casuarius Brisson, 1760
               03 [Genus "Otis" nom. inval.] see Genus Otis Linnaeus, 1758
               04 [Genus "Pavo" nom. inval.] see Genus Pavo Linnaeus, 1758
               05 [Genus "Crax" nom. inval.] see Genus Crax Linnaeus, 1758
               06 [Genus "Meleagris" nom. inval.] see Genus Meleagris Linnaeus, 1758
               07 [Genus "Gallus" nom. inval.] see Genus Gallus Brisson, 1760
               08 [Genus "Phasianus" nom. inval.] see Genus Phasianus Linnaeus, 1758
               09 [Genus "Tetrao" nom. inval.] see Genus Tetrao Linnaeus, 1758
               10 [Genus "Fulica" nom. inval.] see Genus Fulica Linnaeus, 1758