Mather, E. K. Lee, M. S. Y. Camens, A. B. Worthy, T. H. 2023 Journal of Ornithology 164 499-526 Dynatoaetus_gaffae Cryptogyps_lacertosus Threskiornis_spinicollis Ciconia_ciconia Coragyps_atratus Sagittarius_serpentarius Pandion_haliaetus Elanus_axillaris Elanus_scriptus Gampsonyx_swainsonii Chelictinia_ricourii Elanoides_forficatus Chondrohierax_uncinatus Aviceda_subcristata Pernis_apivorus Lophoictinia_isura Hamirostra_melanosternon Polyboroides_typus Gypaetus_barbatus Gypohierax_angolensis Neophron_percnopterus Pithecophaga_jefferyi Spilornis_cheela Terathopius_ecaudatus Necrosyrtes_monachus Torgos_tracheliotus Trigonoceps_occipitalis Gyps_coprotheres Gyps_fulvus Aegypius_monachus Sarcogyps_calvus Harpia_harpyja Stephanoaetus_coronatus Aquila_audax Aquila_chrysaetos Hieraaetus_morphnoides Hieraaetus_fasciatus Hieraaetus_moorei Spizaetus_tyrannus Spizaetus_ornatus Haliaeetus_leucogaster Haliaeetus_leucocephalus Haliaeetus_albicilla Ictinia_mississippiensis Haliastur_indus Haliastur_sphenurus Milvus_migrans Kaupifalco_monogrammicus Melierax_metabates Circus_assimilis Circus_approximans Circus_cyaneus Circus_aeruginosus Accipiter_fasciatus Accipiter_cooperii Accipiter_striatus Accipiter_novaehollandiae Accipiter_cirrocephalus Accipiter_nisus Accipiter_gentilis Erythrotriorchis_radiatus Geranospiza_caerulescens Buteo_buteo Buteo_lagopus Buteo_nitidus Buteo_rufofuscus Osteology Maximum Parsimony Based on reanalysis of the original matrix. Mather_etal_2023ab