This taxon is considered subjective synonym of
of the valid taxon Protoceratops
according to the Paleobiology Database.
See the page for Protoceratops →
Bibliography
Original description
V. S. Tereshchenko and V. R. Alifanov. 2003. Bainoceratops efremovi, a new protoceratopid dinosaur (Protoceratopidae, Neoceratopsia) from the Bain-Dzak locality (south Mongolia). Paleontological Journal 37(3):293-302