Species: parvus BORSUK-BIALYNICKA, 1984
Etymology: Latin, parvus, "small."
Holotype: ZPAL MgR-II/46
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: Skull missing the anterior tip.
Referred material:
ZPAL MgR-II/9, 10 and 11: Fragments of a postcranial skeleton and body osteoscutes.
= Bainguis cf. parvus JERZYKIEWICZ, CURRIE, EBERTH, JOHNSTON, KOSTER & ZHENG, 1993/GAO & HOU, 1996
Locality: Near Bayan Mandahu, Urad Houqi, Inner Mongolia, China.
Horizon: Djadochta Formation.
Biostratigraphy:
Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
IVPP V10080: Incomplete skeleton including vertebral column, partial pectoral girdle, pelvic girdle, left hindlimb, covered with articulated osteoderms.