Species: djadochtaensis GILMORE, 1943
Etymology:

Holotype: AMNH 6519

Locality: Bayan Zag (= Bayn Dzak, Shabarakh Usu GILMORE, 1943), Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation.

Biostratigraphy:

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

Material: Fragmentary skull, parts of both lower jaws with teeth.

Referred material:

GAO & HOU, 1996

Locality: Dune Sayr, near the Gate, Bayan Mandahu, Urad Houqi, Inner Mongolia, China.

Horizon: Djadochta Formation.

Biostratigraphy:

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

Material:

IVPP V10050: A well preserved skull.

IVPP V10051-V10052: Fragmentary skulls and mandibles.

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Species: kanhsienensis YOUNG, 1973
Etymology:

Holotype: IVPAS V 4021

Locality: Kanhsien, Jiangxi (Kiangsi) Province, China.

Horizon:

Biostratigraphy:

Age: Late Jurassic or Early Cretaceous.

Material: Dentary.