Paleoconus bakeri (FOSSIL) Flower & W.J. Gordon,1959 † USA, Arkansas, Washington
Hematites barbarae (FOSSIL) Flower & W.J. Gordon,1959 † USA, Utah, Millard
Hematites burbankensis (FOSSIL) Flower & W.J. Gordon,1959 † USA, Utah, Millard
Bactritimimus girtyi (FOSSIL) Flower & W.J. Gordon,1959 † USA, Arkansas, Searcy
Bactritimimus ulrichi (FOSSIL) Flower & W.J. Gordon,1959 † Arkansas