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Reptilia: reptiles
Captorhinidae
Diapsida
Neodiapsida
Lepidosauria: lizards, snakes and tuatara
Sphenodontia: tuatara
Gekkota: geckos
Archosauromorpha
Archosauriformes
Pseudosuchia: crocodiles and allies
Pterosauria: pterosaurs
Dinosauria: dinosaurs
Sauropodomorpha
Theropoda
Neotheropoda
Ceratosauria
Tetanurae
Megalosauroidea
Allosauroidea
Coelurosauria
Tyrannosauroidea
Maniraptora
Oviraptorosauria
Dromaeosauridae
Troodontidae
Avialae: birds
Ornithothoraces
Ornithurae
Palaeognathae: ratites and tinamous
Neognathae
Pelagornithidae
Galloanseres: waterfowl and gamefowl
Mirandornithes: flamingoes and grebes
Gruiformes: cranes and rails
Charadriiformes: shorebirds
Caprimulgiformes: nightjars and allies
Telluraves: higher land birds
Cariamiformes
Falconidae: falcons
Psittaciformes: parrots
Passeriformes: perching birds
Tyranni: suboscines
Menurae: lyrebirds and scrubbirds
Euoscines: songbirds
Ptilonorhynchidae: bowerbirds
Meliphagoidea: honeyeaters and fairy wrens
Corvides
Passerides
Melanocharitidae: berrypickers
Sylviida: warblers and babblers
Muscicapida
Passerida
Petroicidae: Australasian robins
Strigiformes: owls
Coraciimorphae
Accipitriformes: hawks and allies
Aequornithia: waterbirds
Phaethontiformes: tropicbirds
Ichthyosauria: ichthyosaurs
Sauropterygia: plesiosaurs and placodonts
Testudinata: turtles
Parareptilia