Individual orders
45 avian orders are distinguished here. Supraordinal clade-names follow Sangster et al. (2022). (view pdf) Intrafamiliar relationships of the megadiverse order Passeriformes are treated separately. (Passerine families)
45 avian orders are distinguished here. Supraordinal clade-names follow Sangster et al. (2022). (view pdf) Intrafamiliar relationships of the megadiverse order Passeriformes are treated separately. (Passerine families)