Species: mongoliensis BORSUK-BIALYNICKA, 1984
Etymology: In reference to Mongolia, where the specimen was found.
Holotype: ZPAL MgR-I/72
Locality: Khulsan, Nemegt Basin, Ömnögov (South Gobi), Mongolia.
Horizon: Barun Goyot Formation.
Biostratigraphy:
Age: Middle –Late Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous..
Material: Skull.