Reptilia - Ornithischia

Recorded measurements are for adult or near-adult specimens only (age nine or more). Numerous juvenile specimens were also measured by Erickson et al. (2009).

Synonyms: Hongshanosaurus houi You et al. 2003, Psittacosaurus houi You et al. 2003, Psittacosaurus major Sereno et al. 2007

Full reference: C.-F. Zhou, K.-Q. Gao, R. C. Fox and S.-H. Chen. 2006. A new species of Psittacosaurus (Dinosauria: Ceratopsia) from the Early Cretaceous Yixian Formation, Liaoning, China. Palaeoworld 15(1):100-114

Belongs to Psittacosaurus according to B. P. Hedrick and P. Dodson 2013

See also Dieudonné et al. 2020, Erickson et al. 2009, Han et al. 2015, Hedrick et al. 2014, Sakagami and Kawabe 2020, Sereno 2010, Sereno et al. 2007, Sereno et al. 2010, Son et al. 2022, Tanoue et al. 2009, Yang et al. 2020, You et al. 2008, You et al. 2003, Zhao et al. 2007, Zheng et al. 2015, Zhou et al. 2006 and Zhou et al. 2010

Sister taxa: Psittacosaurus amitabha, Psittacosaurus gobiensis, Psittacosaurus mazongshanensis, Psittacosaurus meileyingensis, Psittacosaurus mongoliensis, Psittacosaurus neimongoliensis, Psittacosaurus ordosensis, Psittacosaurus sibiricus, Psittacosaurus sinensis, Psittacosaurus xinjiangensis

Type specimens:

• Psittacosaurus lujiatunensis: ZMNH M8137, a skull. Its type locality is Lujiatun village 3, Yixian (ZMNH), which is in a Barremian/Aptian fluvial-lacustrine horizon in the Yixian Formation of China.
• Psittacosaurus houi: IVPP V12704, a skull. Its type locality is Lujiatun village, Shangyuan [general] (IVPP), which is in a Barremian/Aptian fluvial tuff in the Yixian Formation of China.
• Psittacosaurus major: LH PV1, a partial skeleton. Its type locality is Lujiatun village, Shangyuan [general] (other), which is in a Barremian/Aptian fluvial-lacustrine horizon in the Yixian Formation of China.

Ecology: ground dwelling herbivore

Distribution:

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Specimen images are retrieved through the ePANDDA API.