Species: vasta ALIFANOV, 1993
Etymology: Latin, vastus, deserted.

Holotype: PIN 4487/2

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: Complete skull.