Classification of Clemens 1986

Fm. †Ornithomimidae Marsh 1890 [ornithomimid]
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G. †Dromiceiomimus Russell 1972
G. †Ornithomimus Marsh 1890
G. †Struthiomimus Osborn 1916
Fm. †Dromaeosauridae Colbert and Russell 1969
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G. †Dromaeosaurus Matthew and Brown 1922
G. †Macrophalangia Sternberg 1932
G. †Saurornitholestes Sues 1978
Fm. †Saurornithoididae Barsbold 1974
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G. †Pectinodon Carpenter 1982
G. †Stenonychosaurus Sternberg 1932
Fm. †Tyrannosauridae Osborn 1906 [tyrannosaurid]
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G. †Albertosaurus Osborn 1905 [Alberta lizard]
G. †Daspletosaurus Russell 1970
G. †Tyrannosaurus Osborn 1905 [tyrant lizard]
Fm. †Hypsilophodontidae Dollo 1882 [hypsilophodontid]
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G. †Thescelosaurus Gilmore 1913
Fm. †Hadrosauridae Cope 1869 [hadrosaurid]
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G. †Anatosaurus Lull and Wright 1942
G. †Brachylophosaurus Sternberg 1953
G. †Corythosaurus Brown 1914
G. †Hadrosaurus Leidy 1858
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Invalid names: Kritosaurus Brown 1910 [synonym]
G. †Lambeosaurus Parks 1923
G. †Parasaurolophus Parks 1922
G. †Prosaurolophus Brown 1916
Fm. †Pachycephalosauridae Sternberg 1945
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G. †Gravitholus Wall and Galton 1979
G. †Ornatotholus Galton and Sues 1983
G. †Pachycephalosaurus Brown and Schlaikjer 1943
G. †Stegoceras Lambe 1902
G. †Stygimoloch Galton and Sues 1983
Fm. †Nodosauridae Marsh 1890
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G. †Panoplosaurus Lambe 1919
Fm. †Ankylosauridae Brown 1908 [ankylosaurid]
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G. †Ankylosaurus Brown 1908
G. †Euoplocephalus Lambe 1910
Fm. †Protoceratopsidae Granger and Gregory 1923
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G. †Leptoceratops Brown 1914
Fm. †Ceratopsidae Marsh 1888 [ceratopsid]
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G. †Anchiceratops Brown 1914
G. †Centrosaurus Lambe 1905
G. †Chasmosaurus Lambe 1914
G. †Diceratops Hatcher and Lull 1905
G. †Eoceratops Lambe 1915
G. †Monoclonius Cope 1876
G. †Styracosaurus Lambe 1913
G. †Torosaurus Marsh 1891
G. †Triceratops Marsh 1889
Fm. †Caenagnathidae Sternberg 1940
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G. †Caenognathus Sternberg 1940
Subor. Theropoda Marsh 1881 [theropod]
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G. †Aublysodon Leidy 1868
G. †Paronychodon Cope 1876