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
           Passerida - passeridans see Parvorder Passerida (C. Linnaeus, 1758) Sibley et al., 1988
             Passeroidea
               Family Icteridae Vigors, 1825 - New World blackbirds
                 Genus Agelaius Vieillot, 1816
                   1 Agelaius phoeniceus (C. Linnaeus, 1766) - red-winged blackbird
                   2 Agelaius assimilis Lembeye, 1850
                   3 Agelaius tricolor (Audubon, 1837) - tricolored blackbird
                   4 Agelaius humeralis (Vigors, 1827) - tawny-shouldered blackbird
                   5 Agelaius xanthomus (P.L. Sclater, 1862) - yellow-shouldered blackbird