Two Lower Cretaceous dinosaurs of Mongolia. American Museum novitates ; no.95

Osborn, Henry Fairfield, 1857-1935.Central Asiatic Expeditions (1921-1930)2005-10-062005-10-061923http://hdl.handle.net/2246/326710 p. : ill. ; 24 cm.1319245 bytesapplication/pdfen-USQL1 .A436 no.95, 1923Psittacosaurus mongoliensis.Protiguanodon mongoliense.Dinosaurs -- Mongolia.Reptiles, Fossil -- Mongolia.Paleontology -- Cretaceous -- Mongolia.Paleontology -- Mongolia.Formations (Geology) -- Mongolia.Two Lower Cretaceous dinosaurs of Mongolia. American Museum novitates ; no.95Cretaceous dinosaurs of Mongoliatext