Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       [Order] Gruiformes Bonaparte, 1854
         Family Gruidae Vigors, 1825 - cranes
           Subfamily Gruinae Vigors - typical cranes
             Genus Grus Brisson, 1760
               Grus canadensis (Linnaeus, 1758) - sandhill crane
                 1 Grus canadensis canadensis (Linnaeus, 1758)
                 2 Grus canadensis rowani Walkinshaw, 1965
                 3 Grus canadensis tabida (Peters, 1925)
                 4 Grus canadensis pratensis Meyer, 1794
                 5 Grus canadensis pulla Aldrich, 1972 - mississippi sandhill crane
                 6 Grus canadensis nesiotes Bangs & Zappey, 1905 - cuba sandhill crane