A saurian bird. It is the most primitive bird except for the Archaeopteryx in Germany. The major features of it include: skull bones are unfused; postorbital bone is retained; teeth are lost and replaced by a horny beak; three claws well developed on the forelimb; and there is a distinctive fenestra on the humerus.
Locality: Sihetun, Shangyaun, Beipiao City, Liaoning Province, China
Age and Horizon: Late Jurassic-Early Cretaceous; the lower part of the Yixian Formation
Etymology: Generic and species names refer to Confucius, an educationist and thinker in ancient China
