Confuciusornithidae is an extinct family of pygostylian avialans known from the Early Cretaceous, found in northern China. They are commonly placed as...

Pygostylia is a group of avialans which includes the Confuciusornithidae and all of the more advanced species, the Ornithothoraces. The group Pygostylia...

earliest known species to have evolved a pygostyle were members of the Confuciusornithidae.[citation needed] The structure provided an evolutionary advantage...

genus of primitive crow-sized birds from the early Cretaceous Period Confuciusornithidae, a family of primitive birds from the early Cretaceous Period Confucius...

link] Norell, M.A.; et al. (1999). "Anatomy and systematics of the Confuciusornithidae (Theropoda: Aves) from the late Mesozoic of northeastern China" (PDF)...

relatives) †Omnivoropterygidae (large, early short-tailed avialans) †Confuciusornithidae (small toothless birds) †Enantiornithes (primitive tree-dwelling...

the Archaeornis being the Berlin specimen of Archaeopteryx. The Confuciusornithidae and Enantiornithes were found a century after Gradow's organization...

†"Proornis" †Omnivoropterygidae? Omnivoropteryx Sapeornis †Confuciusornithidae Changchengornis Confuciusornis Eoconfuciusornis Yangavis †Jinguofortisidae...

and crest of Confuciusornis. Hou assigned Confuciusornis to the Confuciusornithidae in 1995. At first he assumed it was a member of the Enantiornithes...

Ji, Q., and Norell, M.A. (1999). "Anatomy and systematics of the Confuciusornithidae (Aves) from the Mesozoic of North-eastern China." Bulletin of the...