Asia Cerapoda Ceratopsia Dinosauria Early Cretaceous Genasauria Marginocephalia Neornithischia Ornithischia Psittacosauridae

Psittacosaurus mongoliensis

Dinosaur: Psittacosaurus mongoliensis

Cretaceous: 125.8–100.5 Ma

Type: Ceratops

*Length:**	1.85 m	6.1 ft
*Weight:**	32 kg	71 lb
Speed:	10 km/h	6 mph

ESR: 4 / 4 (estimated size reliability)
*The largest known specimen

Area: Asia

Period

Epoch: Early Cretaceous
Stage: Barremian-Albian
Years: 125.8–100.5 Ma

Details

Status: valid
Author: Osborn
Year: 1923

Distribution

Area: Asia
Country: Mongolia, China
Region: Övörkhangai, Bayankhongor, Dundgovi, Dornogovi, Inner Mongolia, Liaoning
Formation: Öösh, Andakhuduk, Khooldzin Svita, Lisangou, Xinpongnaobao, Jiufotang, Unnamed

Classification

Dinosauria
Ornithischia
Genasauria
Neornithischia
Cerapoda
Marginocephalia
Ceratopsia
Psittacosauridae

Sources

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".

Locations

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