Classification of Lambe 1911

Subor. †Orthopoda Cope 1866
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Fm. †Ceratopsidae Marsh 1888 [ceratopsid]
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G. †Ceratops Marsh 1888
G. †Monoclonius Cope 1876
G. †Stegoceras Lambe 1902
Fm. †Stegosauridae Marsh 1880
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G. †Euoplocephalus Lambe 1910
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Invalid names: Stereocephalus Lambe 1902 [replaced]
G. †Palaeoscincus Leidy 1856
Fm. †Trachodontidae Lydekker 1888
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G. †Trachodon Leidy 1856
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†Trachodon altidens Lambe 1902
†Trachodon marginatus Lambe 1902
†Trachodon selwyni Lambe 1902
Invalid names: Predentata Marsh 1894 [synonym]
Or. Rhynchocephalia Günther 1867 [rhynchocephalian]
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G. †Bathygnathus Leidy 1853
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†Bathygnathus borealis Leidy 1853