Species
Extinct

Protiguanodon mongoliense

subjective synonym of Psittacosaurus mongoliensis
Osborn 1923
This taxon is considered subjective synonym of of the valid taxon Psittacosaurus mongoliensis according to the Paleobiology Database. See the page for Psittacosaurus mongoliensis →
Bibliography
Original description
H. F. Osborn. 1923. Two Lower Cretaceous dinosaurs of Mongolia. American Museum Novitates 95:1-10