Holotype:

Locality: Ukhaa Tologod (“Brown Hills”), near the salt extraction settlement of Daus, northeastern Nemegt Basin, Ömnögov (South Gobi), Mongolia.

Horizon: Djadokhta Formation or the Barun Goyot Formation.

Biostratigraphy:

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

Material: