Imperium naturæ C. Linnaeus, 1758 - nature
Status: extant
   Mundus Plinius - physical world
  Status: extant
     naturalia - natural bodies
    Status: extant
       Regnum Animale C. Linnaeus, 1758 - animal kingdom see Kingdom Animalia Linnaeus, 1758
      Status: extant
         Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
        Status: extant
           Order Picae Linnaeus, 1758 see Parvclass Picae (C. Linnaeus, 1758)
          Status: extant
             Genus Corvus Linnaeus, 1758
            Status: extant
               01 Corvus corax Linnaeus, 1758 - common raven
              Status: extant
               02 Corvus corone Linnaeus, 1758 - carrion crow
              Status: extant
               03 Corvus frugilegus Linnaeus, 1758
              Status: extant
               04 Corvus cornix Linnaeus, 1758 see Corvus corone cornix Linnaeus, 1758
              Status: extant
               05 Corvus monedula Linnaeus, 1758 - Eurasian crow
              Status: extant
               06 Corvus benghalensis Linnaeus, 1758 see Coracias benghalensis (C. Linnaeus, 1758)
              Status: extant
               07 Corvus glandarius Linnaeus, 1758 see Garrulus glandarius (C. Linnaeus, 1758)
              Status: extant
               08 Corvus cristatus Linnaeus, 1758 see Cyanocitta cristata (C. Linnaeus, 1758)
              Status: extant
               09 Corvus caryocatactes Linnaeus, 1758 see Nucifraga caryocatactes (C. Linnaeus, 1758)
              Status: extant
               10 Corvus pica Linnaeus, 1758 see Pica pica (C. Linnaeus, 1758)
              Status: extant
               11 Corvus paradisi Linnaeus, 1758 see Terpsiphone paradisi (C. Linnaeus, 1758)
              Status: extant
               12 Corvus infaustus Linnaeus, 1758 see Perisoreus infaustus (C. Linnaeus, 1758)
              Status: extant