Psittacosaurus este un gen de dinozaur ceratopsian. Nu era un dinozaur mare, având maxim 2 m lungime. Deși era un ceratposian, nu avea coarne. Numele lui se poate traduce prin „șopârla papagal”. Ciocul lui ascundea treizeci și cinci de coloane de dinți, așezați unul peste celălalt.
Specii Specii valide de Psittacosaurus P. mongoliensisSereno, P.C. 1990. New data on parrot-beaked dinosaurs (Psittacosaurus). In: Carpenter, K. & Currie, P.J. (Eds.). Dinosaur Systematics: Perspectives and Approaches. Cambridge: Cambridge University Press. Pp. 203-210. — Mongolia, până la nordul Chinei P. sinensisYoung, C.C. 1958. The dinosaur remains of Laiyang, Shantung. Palaeontologia Sinica Series C 16: 53-159. — nord-estul Chinei P. meileyingensis — nord-centrul Chinei P. xinjiangensisSereno, P.C. & Zhao X. 1988. Psittacosaurus xinjiangensis (Ornithischia: Ceratopsia), a new psittacosaur from the Lower Cretaceous of northwestern China. Journal of Vertebrate Paleontology 8: 353-365. — nord-estul Chinei P. neimongoliensisRussell, D.A. & Zhao X. 1996. New psittacosaur occurrences in Inner Mongolia. Canadian Journal of Earth Sciences 33: 637-648. — nord-centrul Chinei P. ordosensis — nord-centrul Chinei P. mazongshanensisXu X. 1997. A new psittacosaur (Psittacosaurus mazongshanensis sp. nov.) from Mazongshan area, Gansu Province, China. In: Dong Z. (Ed.). Sino-Japanese Silk Road Dinosaur Expedition. Beijing: China Ocean Press. Pp. 48-67. — nord-estul Chinei P. sibiricusLeshchinskiy, S.V., Fayngertz, A.V., Voronkevich, A.V., Maschenko, E.N. & Averianov, A.O. 2000. Preliminary results of the investigation of the Shestakovo localities of Early Cretaceous vertebrates. In: Komarov, A.V. (Ed.). Materials of the Regional Conference of the Geologists of Siberia, Far East and North East of Russia. Tomsk: GalaPress. Pp. 363–366. [In Russian] — Rusia (la sud de Siberia) P. lujiatunensisZhou, C-F., Gao, K-Q., Fox, R.C., and Chen, S-H. 2006. "A New Species of Psittacosaurus (Dinosauria: Ceratopsia) from the Early Cretaceous Yixian Formation, Liaoning, China." Palaeoworld 15: 100-114. — nord-estul Chinei P. major — nord-estul Chinei P. gobiensis — Mongolia interioară P. houi — nord-estul Chinei
Specii probabile de Psittacosaurus P. sattayarakiBuffetaut, E. & Suteethorn, V. 1992. A new species of the ornithischian dinosaur Psittacosaurus from the Early Cretaceous of Thailand. Palaeontology 35: 801-812.Buffetaut, E. & Suteethorn, V. 2002. Remarks on Psittacosaurus sattayaraki Buffetaut & Suteethorn, 1992, a ceratopsian dinosaur from the Lower Cretaceous of Thailand. Oryctos 4: 71-73. — Thailanda
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Referințe
Lectură suplimentară You H., Xu X. & Wang X. 2003. A new genus of Psittacosauridae (Dinosauria: Ornithopoda) and the origin and early evolution of marginocephalian dinosaurs. Acta Geológica Sinica (English edition) 77(1): 15–20. You H. & Dodson, P. 2004. Basal Ceratopsia. In: Weishampel, D.B., Dodson, P., & Osmolska, H. (Eds.). The Dinosauria (2nd Edition). Berkeley: University of California Press. Pp. 478-493. You H. & Xu X. 2005. An adult specimen of Hongshanosaurus houi (Dinosauria: Psittacosauridae) from the Lower Cretaceous of Western Liaoning Province, China. Acta Geológica Sinica (English edition) 79(2): 168-173
Legături externe
Resumen de todos los ceratop (s) ianos conocidos en la página web de Justin S. Tweet's Thescelosaurus! . Resumen de un artículo publicado en la conferencia EAVP del 2004, en el que se mencionan los restos del Psittacosaurus en Siberia (en formato PDF y en inglés) Psittacosaurus en The Natural History Museum's Dino Directory Datos y fotografías del esqueleto del Psittacosaurus en gondwanastudios.com Sobre el Psittacosaurus en Enchanted Learning
Categorie:Dinozauri carnivori Categorie:Dinozauri din Cretacic Categorie:Genuri de dinozauri