Archosauria - Dinosauria

Invalid subtaxa: Laelaps Cope 1866 [replaced name], Laelops Cope 1866 [replaced name]

Full reference: O. C. Marsh. 1877. Notice of a new and gigantic dinosaur. American Journal of Science and Arts 14:87-88

Parent taxon: Tyrannosauroidea according to T. D. Carr et al. 2011

Sister taxa: Alectrosaurus, Appalachiosaurus, Aviatyrannis, Bagaraatan, Bistahieversor, Calamosaurus, Dilong, Eotyrannus, Guanlong, Juratyrant, Labocania, Proceratosauridae, Raptorex, Santanaraptor, Stokesosaurus, Timimus, Tyrannosauridae, Xiongguanlong, Yutyrannus

Subtaxa: Dryptosaurus aquilunguis

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Ecology: ground dwelling carnivore