†order Chaoyangiformes Hou 1997 (avialan)
Full reference: L. H. Hou. 1997. Mesozoic Birds of China
Parent taxon: Ornithurae according to L. H. Hou 1997
Sister taxa: Apatornis, Archaeovolans, Carinatae, Cerebavis, Changzuiornis, Chaoyangornithiformes, Dromaeognathae, Gargantuaviidae, Gobipterygiformes, Guildavis, Hesperornithiformes, Iaceornis, Ichthyornithes, Kookne, Kuszholia, Liaoningornithiformes, Limenavis, Odontoholcae, Odontoholomorphae, Qinornis, Tingmiatornis, Yanornithiformes, Yixianornithiformes
Subtaxa: Chaoyangidae
Ecology: ground dwelling carnivore
Distribution: there are no occurrences of Chaoyangiformes in the database