Species
Extinct

Ornithomimus grandis

nomen dubium, species not entered Tyrannosauridae
(Marsh 1890)
This taxon is considered nomen dubium, species not entered of the valid taxon Tyrannosauridae according to the Paleobiology Database. See the page for Tyrannosauridae
Bibliography
Original description
C. W. Gilmore. 1920. Osteology of the carnivorous Dinosauria in the United States National Museum, with special reference to the genera Antrodemus (Allosaurus) and Ceratosaurus. Bulletin of the United States National Museum 110:1-154 DOI ↗