Species: minuta ELZANOWSKI, 1976
= Nanantius 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, western Ömnögov (South Gobi), Mongolia.
Horizon: Barun Goyot Formation.
Age: Middle –Late Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous..
Material: Some skull bones, and fragmentary skeleton and eggshells.