Classification of Butler and Sullivan 2009

G. †Heterodontosaurus Crompton and Charig 1962
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†Heterodontosaurus tucki Crompton and Charig 1962
G. †Hypsilophodon Huxley 1870
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†Hypsilophodon foxii Huxley 1870
G. †Parksosaurus Sternberg 1937
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†Parksosaurus warreni Parks 1926
G. †Tenontosaurus Ostrom 1970
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†Tenontosaurus tilletti Ostrom 1970
G. †Thescelosaurus Gilmore 1913
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†Thescelosaurus neglectus Gilmore 1913
G. †Stegoceras Lambe 1902
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†Stegoceras validum Lambe 1902
G. †Homalocephale Maryańska and Osmólska 1974
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†Homalocephale calathocercos Maryańska and Osmólska 1974
G. †Wannanosaurus Hou 1977
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G. †Scutellosaurus Colbert 1981
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†Scutellosaurus lawleri Colbert 1981
G. †Psittacosaurus Osborn 1923
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†Psittacosaurus sibericus Voronkevich and Averianov 2000
G. †Protoceratops Granger and Gregory 1923
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†Protoceratops andrewsi Granger and Gregory 1923
Unr. †Genasauria Sereno 1986
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Unr. †Neornithischia Cooper 1985
Unr. †Thyreophora Nopcsa 1915
G. †Avaceratops Dodson 1986
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†Avaceratops lammersi Dodson 1986
G. †Archaeoceratops Dong and Azuma 1997
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†Archaeoceratops oshimai Dong and Azuma 1997
G. †Lesothosaurus Galton 1978
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G. †Orodromeus Horner and Weishampel 1988
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†Orodromeus makelai Horner and Weishampel 1988
G. †Gasparinisaura Coria and Salgado 1996
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†Gasparinisaura cincosaltensis Coria and Salgado 1996
G. †Graciliceratops Sereno 2000
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Or. †Neornithischia Cooper 1985
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G. †Agilisaurus Peng 1990
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Unr. †Cerapoda Sereno 1986
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Unr. †Marginocephalia Sereno 1986
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G. †Stenopelix Meyer 1857
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†Stenopelix valdensis Meyer 1857
Unr. †Ornithopoda Marsh 1881 [ornithopod]
G. †Hexinlusaurus Barrett et al. 2005
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†Hexinlusaurus multidens He and Cai 1983
G. †Stormbergia Butler 2005
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†Stormbergia dangershoeki Butler 2005
G. †Yinlong Xu et al. 2006
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†Yinlong downsi Xu et al. 2006
Unr. Theropoda Marsh 1881 [theropod]
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G. †Yaverlandia Galton 1971
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†Yaverlandia bitholus Galton 1971
Unr. †Ornithischia Seeley 1888 [ornithischian]
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G. †Ferganocephale Averianov et al. 2005
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†Ferganocephale adenticulatum Averianov et al. 2005
G. †Eocursor Butler et al. 2007
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†Eocursor parvus Butler et al. 2007
G. †Changchunsaurus Zan et al. 2005
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†Changchunsaurus parvus Zan et al. 2005