Opinions from L. M. Chiappe 2002
- 'Alvarezsaurus belongs to Alvarezsauridae'
- 'Alvarezsaurus calvoi belongs to Alvarezsaurus'
- 'Ambiortus belongs to Ornithurae'
- 'Ambiortus dementjevi belongs to Ambiortus'
- 'Anas platyrhynchos belongs to Anas'
- 'Archaeopteryx belongs to Aves'
- 'Archaeopteryx lithographica belongs to Archaeopteryx'
- 'Avisaurus belongs to Euenantiornithes'
- 'Boluochia belongs to Euenantiornithes'
- 'Boluochia zhengi belongs to Boluochia'
- 'Carinatae belongs to Ornithurae'
- 'Cathayornis is a subjective synonym of Sinornis'
- 'Cathayornis yandica is a subjective synonym of Sinornis santensis'
- 'Changchengornis belongs to Confuciusornithidae'
- 'Changchengornis hengdaoziensis belongs to Changchengornis'
- 'Concornis belongs to Euenantiornithes'
- 'Concornis lacustris belongs to Concornis'
- 'Confuciusornis belongs to Confuciusornithidae'
- 'Confuciusornis sanctus belongs to Confuciusornis'
- 'Confuciusornithidae belongs to Pygostylia'
- 'Deinonychus belongs to Velociraptorinae'
- 'Deinonychus antirrhopus belongs to Deinonychus'
- 'Enantiornis belongs to Euenantiornithes'
- 'Enantiornis leali belongs to Enantiornis'
- 'Enantiornithes belongs to Ornithothoraces'
- 'Eoalulavis belongs to Euenantiornithes'
- 'Eoenantiornis belongs to Euenantiornithes'
- 'Eoenantiornis buhleri belongs to Eoenantiornis'
- 'Euenantiornithes belongs to Enantiornithes'
- 'Gobipteryx belongs to Euenantiornithes'
- 'Gobipteryx minuta belongs to Gobipteryx'
- 'Halimornis belongs to Euenantiornithes'
- 'Halimornis thompsoni belongs to Halimornis'
- 'Hesperornis belongs to Ornithurae'
- 'Hesperornis regalis belongs to Hesperornis'
- 'Iberomesornis belongs to Enantiornithes'
- 'Iberomesornis romerali belongs to Iberomesornis'
- 'Ichthyornis belongs to Carinatae'
- 'Ichthyornis dispar belongs to Ichthyornis'
- 'Ichthyornis validus belongs to Ichthyornis'
- 'Ichthyornis victor belongs to Ichthyornis'
- 'Mononychus olecranus is recombined as Mononykus olecranus'
- 'Mononykus belongs to Alvarezsauridae'
- 'Nanantius valifanovi is a subjective synonym of Gobipteryx minuta'
- 'Neuquenornis belongs to Euenantiornithes'
- 'Neuquenornis volans belongs to Neuquenornis'
- 'Noguerornis belongs to Enantiornithes'
- 'Noguerornis gonzalezi belongs to Noguerornis'
- 'Ornithothoraces belongs to Pygostylia'
- 'Ornithurae was reranked as a unranked clade and belongs to Ornithuromorpha'
- 'Ornithuromorpha belongs to Ornithothoraces'
- 'Otogornis belongs to Euenantiornithes'
- 'Otogornis genghisi belongs to Otogornis'
- 'Parvicursor belongs to Alvarezsauridae'
- 'Parvicursor remotus belongs to Parvicursor'
- 'Patagonykus belongs to Alvarezsauridae'
- 'Patagonykus puertai belongs to Patagonykus'
- 'Patagopteryx belongs to Ornithuromorpha'
- 'Patagopteryx deferrariisi belongs to Patagopteryx'
- 'Pygostylia belongs to Aves'
- 'Rahona ostromi is recombined as Rahonavis ostromi'
- 'Rahonavis belongs to Aves'
- 'Saurornithoides belongs to Troodontidae'
- 'Saurornithoides junior belongs to Saurornithoides'
- 'Saurornithoides mongoliensis belongs to Saurornithoides'
- 'Shuuvuia is corrected as Shuvuuia and belongs to Alvarezsauridae'
- 'Shuvuuia deserti belongs to Shuvuuia'
- 'Sinornis belongs to Euenantiornithes'
- 'Sinornis santensis belongs to Sinornis'
- 'Sinornithoides belongs to Troodontidae'
- 'Sinornithoides youngi belongs to Sinornithoides'
- 'Soroavisaurus belongs to Euenantiornithes'
- 'Soroavisaurus australis belongs to Soroavisaurus'
- 'Unenlagia belongs to Maniraptoriformes'
- 'Unenlagia comahuensis belongs to Unenlagia'
- 'Velociraptor belongs to Velociraptorinae'
- 'Velociraptor mongoliensis belongs to Velociraptor'
- 'Velociraptorinae belongs to Dromaeosauridae'
- 'Vorona belongs to Ornithuromorpha'
- 'Vorona berivotrensis belongs to Vorona'