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 Otidae - bustards see Family Otididae Gray, 1840
           Genus Chlamydotis Lesson, 1839
             Chlamydotis undulata (Jacquin, 1784) - Houbara bustard
               Chlamydotis undulata fuertaventurae (Rothschild & Hartert, 1894)