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 Arses Lesson, 1830-1831
                 1 Arses insularis (A.B. Meyer, 1874)
                 2 Arses telescopthalmus (Lesson & Garnot, 1827)
                 3 Arses lorealis De Vis, 1895
                 4 Arses kaupi Gould, 1851