Species: eos MOLNAR, 1986
Etymology: Greek, eos, "dawn."

Holotype: QM F12992

Locality: North-east paddock of Warra Station, Near Hamilton hotel and Canary Station, West Queensland State, Australia.

Horizon: Toolebuc Formation.

Biostratigraphy:

Age: Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material: Left tibiotarsus.

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Species: valifanovi KUROCHKIN, 1996
Etymology: In honor of Vladimir A. Alifanov, research scientist of PIN, who found the specimen.

Holotype: PIN 4492-1

Locality: Northern slope of Hermiin Tsav (Khermeen Tsav), locality, 30 km west of Naran Bulak Wellspring, Trans-Altai Gobi Desert, South Gobi Aimak, western Ömnögov (South Gobi), Mongolia.

Horizon: Barun Goyot Formation.

Biostratigraphy:

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

Material: Some skull bones, and fragmentary skeleton and eggshells (of the laevisoolithid type).