Classification of Brown and Henderson 2015
Unr. †Ornithischia Seeley 1888 [ornithischian]
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Unr. †Ceratopsia Marsh 1890 [ceratopsian]
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Fm. †Ceratopsidae Marsh 1888 [ceratopsid]
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Subfm. †Chasmosaurinae Lambe 1915
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Unr. †Triceratopsini Longrich 2011
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G. †Regaliceratops Brown and Henderson 2015
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†Regaliceratops peterhewsi Brown and Henderson 2015