Reptilia Laurenti, 1768
Anserimimus Barsbold, 1988
Archaeornithomimus Russell, 1972
Arkansaurus
Betasuchus von Huene, 1932
Coelosaurus Leidy, 1865
Dromiceiomimus Russell, 1972
Elaphrosaurus Janensch, 1920
Gallimimus Osmolska, Roniewicz & Barsbold, 1972
Magnoavipes Lee, 1997
Ornithomimidorum
Ornithomimus Marsh, 1890
Sanchusaurus Hisa, 1988
Sinornithomimus Kobayashi & Lu, 2003
Struthiomimus Osborn, 1917
Timimus Rich & Vickers-Rich, 1994
