Full reference: Q. Ji, P. J. Currie, M. A. Norell and S.-A. Ji. 1998. Two feathered dinosaurs from northeastern China. Nature 393:753-762
Sister taxon: Caudipteryx dongi
Type specimen: NGMC 97-4-A, a skeleton (skeleton with feathers). Its type locality is Sihetun, Yixian Member 3 (general), which is in a Barremian/Aptian lacustrine siltstone in the Yixian Formation of China.
Ecology: ground dwelling omnivore
Average measurements (in mm): femur length 148.3, humerus length 69.5, skull length 77.5, tibia length 185.0
Estimated body mass: 9.31 kg based on femur length