“ tenuis Marsh, 1890

Judith R., Mont.? metatarsal III

“ grandis Marsh, 1890

"? “

Fam. Ornithomimidae Marsh, 1890

Fam. Dryptosauridae Marsh, 1890

Ornithomimus sedens Marsh, 1892 Lance, Wyo.

“ minutus Marsh, 1892 Denver, Colo.

Aublysodon amplus Marsh, 1892 Lance, Wyo.

“ cristatus Marsh, 1892 " " Manospondylus gigas Cope, 1892 Lance, S. Dak.

Dryptosaurus kenabekides Hay, 1899 Judith R., Mont. Ornithomimus altus Lambe, 1902 Belly R., Alberta Tyrannosaurus rex Osborn, 1905 Hell Cr’k, Mont. Dynamosaurus imperiosus Osborn, 1905 Lance, Wyo.

Albertosaurus sarcophagus Osborn, 1905 Edmonton, Alta.

Fam. Tyrannosauridae Osborn, 1906

Gorgosaurus libratus Lambe, 1914 Belly R., Alta.

Struthiomimus Osborn, 1917, type O. altus Lambe, topotype a complete skeleton

Ornithomimus affinis Gilmore, 1920 Arundel, Md.

Ornithomimus velox

Struthiomimus tenuis

Deinodon (?) horridus

“ grandis Marsh, 1890

"? “

Fam. Ornithomimidae Marsh, 1890

Fam. Dryptosauridae Marsh, 1890

Ornithomimus sedens Marsh, 1892 Lance, Wyo.

“ minutus Marsh, 1892 Denver, Colo.

Aublysodon amplus Marsh, 1892 Lance, Wyo.

“ cristatus Marsh, 1892 " " Manospondylus gigas Cope, 1892 Lance, S. Dak.

Dryptosaurus kenabekides Hay, 1899 Judith R., Mont. Ornithomimus altus Lambe, 1902 Belly R., Alberta Tyrannosaurus rex Osborn, 1905 Hell Cr’k, Mont. Dynamosaurus imperiosus Osborn, 1905 Lance, Wyo.

Albertosaurus sarcophagus Osborn, 1905 Edmonton, Alta.

Fam. Tyrannosauridae Osborn, 1906

Gorgosaurus libratus Lambe, 1914 Belly R., Alta.

Struthiomimus Osborn, 1917, type O. altus Lambe, topotype a complete skeleton

Ornithomimus affinis Gilmore, 1920 Arundel, Md.

Ornithomimus velox

Struthiomimus tenuis

Deinodon (?) horridus