Genus: Oviraptor OSBORN, 1924
Etymology: Latin, ovum “egg” and Latin, raptor, “robber”, Egg stealer.
= Fenestrosaurus OSBORN, 1924 (nomen nudum)
Etymology:

Species: philoceratops OSBORN, 1924
Etymology:

Holotype: AMNH 6517

Locality: Bayan Zag (= Bayn Dzak, Shabarakh Usu GILMORE, 1943), Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation.

Biostratigraphy:

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

Material: Fragmentary skull, jaws, cervical, dorsal vertebrae, and one forelimb.
Note: Furcula was found, first interpreted as an interclavicle by OSBORN, 1924.

Note: Skull was found next to a nest of eggs.

Note: Lizard skeleton was found in the stomach region (NORELL, DINGUS & GAFFNEY, 2000), but it was not identified.