Dinosaur: Psittacosaurus mongoliensis
Length*: | 1.85 m | 6.1 ft |
Weight*: | 32 kg | 71 lb |
ESR: 4 / 4 (estimated size reliability)
Period
Epoch: Early Cretaceous
Stage: Barremian-Albian
Details
Status: valid
Autor: Osborn
Year: 1923
Area: Asia
Country: Mongolia, China
Region: Övörkhangai, Bayankhongor, Dundgovi, Dornogovi, Inner Mongolia, Liaoning
Formation: Öösh, Andakhuduk, Khooldzin Svita, Lisangou, Xinpongnaobao, Jiufotang, Unnamed
Other
Material: Many individuals (at least several dozen)- include complete skeletons and skulls.
References: Sereno, Paul C. (2010). "Taxonomy, cranial morphology, and relationships of parrot-beaked dinosaurs (Ceratopsia:Psittacosaurus)".
Osborn H. F., (1923). “Psittacosaurus and Protiguanodon: two Lower Cretaceous iguanodonts from Mongolia”.
Erickson, G. M.; Tumanova, T. A. (2000). "Growth curve of Psittacosaurus mongoliensis Osborn (Ceratopsia: Psittacosauridae) inferred from long bone histology".