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Cite This Paper:.2010.[J].Acta Geologica Sinica(),84(2):241-246
A New Boreopterid Pterodactyloid Pterosaur from the Early Cretaceous Yixian Formation of Liaoning Province, Northeastern China    Download PDF
Lü Junchang
Institute of Geology, Chinese Academy of Geological Sciences, Beijing 100037, China
This research is supported by the Natural Science Foundation of China (90914003), the Basic Outlay of Scientific Research Work from the Ministry of Science and Technology of the People’s Republic of China (J0703) and the National Basic Research Program of China (2006CB70145).
      A new boreopterid pterosaur: Zhenyuanopterus longirostris gen. et sp. nov. from the Yixian Formation of western Liaoning is erected, based on the complete skeleton with a skull and lower jaws preserved. It is characterized by: a large boreopterid pterosaur with a high number of teeth, where the anterior teeth are much larger than posterior ones; the length of the dorsal + sacral vertebrae is nearly half the length of the skull; ratio of the length of the humerus to metacarpal IV is approximately 91% and the, humerus, femur and third wing phalanx are all equal in length and the feet are specially small. It represents the largest boroepterid pterosaur discovered from western Liaoning and its surrounding areas so far
Key words:Zhenyuanopterus, Boroepteridae, Ornithocheiroidae, Yixian Formation, western Liaoning
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