Classification of Hutchinson and Padian 1997
Unr. Theropoda Marsh 1881 [theropod]
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Unr. Tetanurae Gauthier 1986 [tetanuran theropod]
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Unr. Coelurosauria Huene 1914 [coelurosaur]
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Unr. †Arctometatarsalia Holtz 1994
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Fm. †Tyrannosauridae Osborn 1906 [tyrannosaurid]
Invalid names: Bullatosauria Holtz [empty]
Unr. Maniraptora Gauthier 1986 [maniraptoran]
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Unr. Aves Linnaeus 1758 [bird]
Fm. †Dromaeosauridae Colbert and Russell 1969