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] Caprimulgiformes Ridgway, 1881 - nightjars
         Family Aegothelidae Bonaparte, 1853 - owlet-nightjars
           Genus Aegotheles Vigors & Horsfield, 1826 - Australian owlet-nightjar
             Aegotheles cristatus (Shaw, 1790) - Australian owlet-nightjar
               1 Aegotheles cristatus cristatus (Shaw, 1790)
               2 Aegotheles cristatus tasmanicus Mathews, 1918