Classification of Han et al. 2012
G. †Pachycephalosaurus Brown and Schlaikjer 1943
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†Pachycephalosaurus wyomingensis Gilmore 1931
G. †Protoceratops Granger and Gregory 1923
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†Protoceratops andrewsi Granger and Gregory 1923
Unr. †Ornithischia Seeley 1888 [ornithischian]
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Fm. †Heterodontosauridae Romer 1966 [heterodontosaurid]
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G. †Heterodontosaurus Crompton and Charig 1962
Unr. †Neornithischia Cooper 1985
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Unr. †Cerapoda Sereno 1986
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Unr. †Marginocephalia Sereno 1986
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Unr. †Ceratopsia Marsh 1890 [ceratopsian]
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G. †Albalophosaurus Ohashi and Barrett 2009
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†Albalophosaurus yamaguchiorum Ohashi and Barrett 2009
Infraor. †Neoceratopsia Sereno 1986
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Unr. †Coronosauria Sereno 1986
Fm. †Leptoceratopsidae Nopcsa 1923 [leptoceratopsid]
Fm. †Psittacosauridae Osborn 1923
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G. †Psittacosaurus Osborn 1923
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†Psittacosaurus sibiricus Voronkevich and Averianov 2000
†Psittacosaurus xinjiangensis Sereno and Chao 1988
Unr. †Pachycephalosauria Maryańska and Osmólska 1974
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G. †Homalocephale Maryańska and Osmólska 1974
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†Homalocephale calathocercos Maryańska and Osmólska 1974
Fm. †Pachycephalosauridae Sternberg 1945
Unr. †Ornithopoda Marsh 1881 [ornithopod]
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Unr. †Iguanodontia Baur 1891
Fm. †Jeholosauridae Han et al. 2012
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Unr. †Thyreophora Nopcsa 1915
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Unr. †Ankylosauria Osborn 1923 [ankylosaur]
Unr. †Stegosauria Marsh 1877
Infraor. †Iguanodontia Baur 1891
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Unr. †Ankylopollexia Sereno 1986
Fm. †Dryosauridae Milner and Norman 1984
Fm. †Rhabdodontidae Weishampel et al. 2003 [rhabdodontid]
G. †Tenontosaurus Ostrom 1970
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†Tenontosaurus dossi Winkler et al. 1997
†Tenontosaurus tilleti Ostrom 1970