Species: robustus NESOV, 1981
Etymology: Latin, robustus, "robust, strong."

Holotype: ZISP, PHA No. 477-7

Locality: Dzhyrakuduk, CDZ-17a, Central Kizylkkum Desert, Uzbeskistan.

Horizon: Lower Bissekty Formation.

Biostratigraphy:

Age: Coniacian Stage, lower Senonian subepoch, Middle Gulf Epoch, Early Cretaceous.

Material: Middle section of the right maxilla.

Referred material:

LU-N6/299, 6/367, 6/409, 6/314: Maxillaries.

LU-N4/54: V3.

LU-N6/299: Urostyle.

LU-N6/343, 6/419, 6/427, 6/296: Humeri.

LU-N5/130, 7/452: Ilia.

LU-N5/128, 5/136: Ischia.