Genus: Gurvansaurus ALIFANOV, 1993
Etymology: From Gurvantes area of Mongolia, and Latinized Greek, sauros, “lizard”: Gurvantes lizard.

Species: potissimus ALIFANOV, 1993
Etymology: Latin, potissimus, “better.”

Holotype: PIN 3143/104

Locality: Tögrögiin Shiree (= Tugrugeen Shireh, Tugrikin-Shireh locality), Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation.

Biostratigraphy:

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

Material: Skull without roof bones, and with lower jaws.
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Species: canaliculatus ALIFANOV, 1993
Etymology: Latin, canaliculatus, “channeled.”

Holotype: PIN 4487/3

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: Right dentary bone.