Classification of Thulborn 1977

Or. †Ornithischia Seeley 1888 [ornithischian]
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Subor. †Ornithopoda Marsh 1881 [bird foot dinosaur]
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Brachypoda Thulborn 1974
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Fm. †Camptosauridae Marsh 1885 [camptosaurid]
Fm. †Hadrosauridae Cope 1869 [hadrosaurid]
Fm. †Iguanodontidae Bonaparte 1850 [iguanodontid]
Fm. †Pachycephalosauridae Sternberg 1945
Fm. †Scelidosauridae Cope 1869
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G. †Scelidosaurus Owen 1861
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Fm. †Thescelosauridae Sternberg 1937
Dolichopoda Thulborn 1974
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Fm. †Fabrosauridae Galton 1972
Fm. †Heterodontosauridae Romer 1966 [heterodontosaurid]
Fm. †Hypsilophodontidae Dollo 1882 [hypsilophodontid]
Fm. †Psittacosauridae Osborn 1923