Genus: Temujinia GAO & NORELL, 2000
Etymology: Temujin, Mongolian name of the world conqueror Genghis Khan.

Species: ellisoni GAO & NORELL, 2000
Etymology: In honor of Mick Ellison, Principal Artist at the American Museum of Natural History, who skillfully prepared the photographs and outline drawings for this work.

Holotype: IGM 3/63 (MAE 121/93-93

Locality: Ukhaa Tolgod, northeastern Nemegt Basin, near the salt extraction settlement of Daus, Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation or the Barun Goyot Formation.

Biostratigraphy:

Age: Middle – Upper Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Incomplete skull and mandibles.

Topotypes:

IGM 3/64-3/69 (MAE 145/94-40, 75/93-89, 235/93-130, 319/93-147, 39/93-90, MAE 94-37): Incomplete skulls with mandibles.

Referred material:

Locality: Tögrögiin Shiree (= Tugrugeen Shireh, Tugrikin-Shireh locality), Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

IGM 3/70 (MAE 19/93-6): Fragmentary skull with mandibles.