THIS IS THE PAPER Sinopterus gui This early Tapejarid pterosaur is from the Jiufotang Formation, Dapingfang, Chaoyang, Liaoning, China. Li, J.-J., Lu, J-C., and Zhang, B.-K., 2003, A new Lower Cretaceous Sinopterid pterosaur from the Western Liaoning, China: Acta Palaeontologica Sinica, v. 42,n . 3, p. 442-447.