Classification of Benton 1990

Infracl. Archosauromorpha Huene 1946 [archosauromorph]
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Or. Archosauria Cope 1869 [archosaur]
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Crocodylotarsi Benton and Clark 1988
Fm. †Erythrosuchidae Watson 1917
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G. †Erythrosuchus Broom 1905
G. †Euparkeria Broom 1913
Subor. †Ornithosuchia Huene 1908
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Ornithodira Gauthier 1986 [ornithodiran]
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Dinosauria Owen 1842 [dinosaur]
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Fm. †Herrerasauridae Benedetto 1973 [herrerasaurid]
Ornithischia Seeley 1888 [ornithischian]
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Fm. †Fabrosauridae Galton 1972
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G. †Lesothosaurus Galton 1978
Genasauria Sereno 1986
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Cerapoda Sereno 1986
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Marginocephalia Sereno 1986
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Subor. †Ceratopsia Marsh 1890
Subor. †Pachycephalosauria Maryanska and Osmolska 1974
Subor. †Ornithopoda Marsh 1881 [bird foot dinosaur]
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Euornithopoda Sereno 1986
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Fm. †Hypsilophodontidae Dollo 1882 [hypsilophodontid]
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G. †Hypsilophodon Huxley 1870
G. †Othnielia Galton 1977
G. †Yandusaurus He 1979
G. †Zephyrosaurus Sues 1980
Infraor. †Iguanodontia Baur 1891
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Ankylopollexia Sereno 1986
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G. †Camptosaurus Marsh 1885
Styracosterna Sereno 1986
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Fm. †Hadrosauridae Cope 1869 [hadrosaurid]
Fm. †Iguanodontidae Bonaparte 1850 [iguanodontid]
G. †Probactrosaurus Rozhdestvensky 1966
Fm. †Dryosauridae Stefano 1903
Fm. †Heterodontosauridae Romer 1966 [heterodontosaurid]
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G. †Abrictosaurus Hopson 1975
G. †Heterodontosaurus Crompton and Charig 1962
G. †Lycorhinus Haughton 1924
Subor. †Thyreophora Nopcsa 1915
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Eurypoda Sereno 1986
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Subor. †Ankylosauria Osborn 1923
Subor. †Stegosauria Marsh 1877
G. †Scelidosaurus Owen 1861
G. †Scutellosaurus Colbert 1981
G. †Pisanosaurus Casamiquela 1967
Saurischia Seeley 1888 [saurischian]
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Sauropodomorpha Huene 1932
Infraor. †Segnosauria Barsbold and Perle 1980
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G. †Segnosaurus Perle 1979
Theropoda Marsh 1881 [theropod]
G. †Staurikosaurus Colbert 1970
G. †Lagosuchus Romer 1971 [rabbit crocodile]
Or. †Pterosauria Kaup 1834 [pterosaur]
Fm. †Ornithosuchidae Huene 1908
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G. †Ornithosuchus Newton 1894
G. †Riojasuchus Bonaparte 1969
G. †Venaticosuchus Bonaparte 1970
Fm. †Proterochampsidae Romer 1966
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G. †Chanaresuchus Romer 1971
Fm. †Proterosuchidae Broom 1906
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G. †Archosaurus Tatarinov 1960
G. †Proterosuchus Broom 1903
Or. †Prolacertiformes Camp 1945
Or. †Rhynchosauria Osborn 1903 [rhynchosaur]
G. †Trilophosaurus Case 1928
Subor. †Sauropodomorpha Huene 1932
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G. †Anchisaurus Marsh 1885
G. †Efraasia Galton 1973
G. †Massospondylus Owen 1854
G. †Melanorosaurus Haughton 1924
G. †Plateosaurus Meyer 1837
G. †Riojasaurus Bonaparte 1969
Infraor. †Sauropoda Marsh 1878 [sauropod]
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G. †Barapasaurus Jain et al. 1975
Fm. †Brachiosauridae Riggs 1904 [brachiosaurid]
Fm. †Camarasauridae Cope 1877 [camarasaurid]
Fm. †Diplodocidae Marsh 1884 [diplodocid]
Fm. †Titanosauridae Lydekker 1885 [titanosaurid]
G. †Vulcanodon Raath 1972
G. †Thecodontosaurus Riley and Stutchbury 1836
Subor. †Ceratosauria Marsh 1884 [ceratosaur]
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G. †Ceratosaurus Marsh 1884
G. †Coelophysis Cope 1889
G. †Dilophosaurus Welles 1970
G. †Syntarsus Raath 1969
Coelurosauria Huene 1914 [coelurosaur]
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Maniraptora Gauthier 1986
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Cl. Aves Linnaeus 1758 [bird]
Fm. †Dromaeosauridae Colbert and Russell 1969
Fm. †Elmisauridae Osmolska 1981
Fm. †Troodontidae Gilmore 1924
Infraor. †Ornithomimosauria Barsbold 1976 [ornithomimosaur]
Subor. Theropoda Marsh 1881 [theropod]
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Ceratosauria Marsh 1884 [ceratosaur]
Tetanurae Gauthier 1986 [tetanuran]
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Infraor. †Carnosauria Huene 1920 [carnosaur]
Subor. Coelurosauria Huene 1914 [coelurosaur]