Species: alifanovi GUBIN, 1993
Etymology:

Holotype: PIN No. 553/300

Locality: Altan-Uul II locality, Nemegt Basin, Gobi Desert, Omnogov (South Gobi), Mongolia.

Horizon: Nemegt Formation.

Biostratigraphy:

Age: Late Campanian to Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: Left upper jawbone.