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 Picae Linnaeus, 1758 see Parvclass Picae (C. Linnaeus, 1758)
             Genus Gracula Linnaeus, 1758
               1 Gracula religiosa Linnaeus, 1758 - hill myna
               2 Gracula foetida Linnaeus, 1758 see Gymnoderus foetidus (C. Linnaeus, 1758)
               3 Gracula barita Linnaeus, 1758
               4 Gracula cristatella Linnaeus, 1758
               5 Gracula saularis Linnaeus, 1758 see Copsychus saularis (C. Linnaeus, 1758)
               6 Gracula quiscula Linnaeus, 1758 see Quiscalus quiscula (C. Linnaeus, 1758)
               7 Gracula atthis Linnaeus, 1758 see Alcedo atthis (C. Linnaeus, 1758)