Imperium naturæ C. Linnaeus, 1758 - nature
   Mundus Plinius - physical world
     naturalia - natural bodies
       Regnum Animale C. Linnaeus, 1758 - animal kingdom see Kingdom Animalia Linnaeus, 1758
         Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
           Order Passeres Linnaeus, 1758 see Suborder Passeres (C. Linnaeus, 1758) C. Linnaeus, 1766
             Genus Columba Linnaeus, 1758
               01 Columba oenas Linnaeus, 1758 - stock pigeon
               02 Columba gutturosa Linnaeus, 1758
               03 Columba cucullata Linnaeus, 1758
               04 Columba turbita Linnaeus, 1758
               05 Columba tremula Linnaeus, 1758
               06 Columba tabellaria Linnaeus, 1758
               07 Columba montana Linnaeus, 1758 see Geotrygon montana (Linnaeus, 1758)
               08 Columba asiatica Linnaeus, 1758 see Zenaida asiatica (Linnaeus, 1758)
               09 Columba guinea Linnaeus, 1758 - speckled pigeon
               10 Columba hispanica Linnaeus, 1758
               11 Columba palumbus Linnaeus, 1758 - common wood-pigeon
               12 Columba cyanocephala Linnaeus, 1758 see Starnoenas cyanocephala (Linnaeus, 1758)
               13 Columba leucocephala Linnaeus, 1758 - white-crowned pigeon
               14 Columba leucoptera Linnaeus, 1758
               15 Columba nicobarica Linnaeus, 1758 see Caloenas nicobarica (Linnaeus, 1758)
               16 Columba macroura Linnaeus, 1758 see Zenaida macroura (Linnaeus, 1758)
               17 Columba sinica Linnaeus, 1758
               18 Columba indica Linnaeus, 1758 see Chalcophaps indica (Linnaeus, 1758)
               19 Columba hispida Linnaeus, 1758
               20 Columba turtur Linnaeus, 1758 see Streptopelia turtur (Linnaeus, 1758)
               21 Columba risoria Linnaeus, 1758 see Streptopelia risoria (C. Linnaeus, 1758)
               22 Columba passerina Linnaeus, 1758 see Columbina passerina (Linnaeus, 1758)