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] Passeriformes Linnaeus, 1758
         oscines see Suborder Oscines
           "Corvida" - corvidans see Parvorder Corvida Sibley et al., 1988
             Family Monarchidae Bonaparte, 1854 - monarchs
               Genus Hypothymis Boie, 1826
                 1 Hypothymis azurea (Boddaert, 1783)
                 2 Hypothymis helenae (Steere, 1890)
                 3 Hypothymis coelestis Tweeddale, 1877