Dinosauriernas systematik har i olika omgångar beskrivits med start 1842 då Richard Owen etablerade dinosaurie som en distinkt taxon.
Här beskrivs systematiken enligt andra utgåvan av The Dinosauria , en sammanställning gjord av flera experter 2004.
Saurischia (Tyrannosaurus/Allosaurus > Triceratops/Stegosaurus) Herrerasauria (Herrerasaurus > Liliensternus, Plateosaurus) Herrerasauridae (Herrerasaurus + Staurikosaurus) ? Eoraptor lunensis Sauropodomorpha (Saltasaurus > Theropoda) ? Saturnalia tupiniquim ? Thecodontosauridae Prosauropoda (Plateosaurus > Sauropoda) ? Thecodontosauridae ? Anchisauria (Anchisaurus + Melanorosaurus) ? Anchisauridae (Anchisaurus > Melanorosaurus) ? Melanorosauridae (Melanorosaurus > Anchisaurus) Plateosauria (Jingshanosaurus + Plateosaurus) Massospondylidae Yunnanosauridae Plateosauridae (Plateosaurus > Yunnanosaurus, Massospondylus) Sauropoda (Saltasaurus > Plateosaurus) ? Anchisauridae ? Melanorosauridae Blikanasauridae Vulcanodontidae Eusauropoda (Shunosaurus + Saltasaurus) ? Euhelopodidae Mamenchisauridae Cetiosauridae (Cetiosaurus > Saltasaurus) Neosauropoda (Diplodocus + Saltasaurus) Diplodocoidea (Diplodocus > Saltasaurus) Rebbachisauridae (Rebbachisaurus > Diplodocus) Flagellicaudata Dicraeosauridae (Dicraeosaurus > Diplodocus) Diplodocidae (Diplodocus > Dicraeosaurus) Macronaria (Saltasaurus > Diplodocus) ? Jobaria tiguidensis Camarasauromorpha (Camarasaurus + Saltasaurus) Camarasauridae Titanosauriformes (Brachiosaurus + Saltasaurus) Brachiosauridae (Brachiosaurus > Saltasaurus) Titanosauria (Saltasaurus > Brachiosaurus) Andesauridae Lithostrotia (Malawisaurus + Saltasaurus) Isisaurus colberti Paralititan stromeri Nemegtosauridae Saltasauridae (Opisthocoelicaudia + Saltasaurus) Theropoda (Passer domesticus > Cetiosaurus oxoniensis) ? Eoraptor lunensis ? Herrerasauridae Ceratosauria (Ceratosaurus nasicornis > Aves) ? Coelophysoidea (Coelophysis > Ceratosaurus) ? Dilophosaurus wetherilli Coelophysidae (Coelophysis + Megapnosaurus) ? Neoceratosauria (Ceratosaurus > Coelophysis) Ceratosauridae Abelisauroidea (Carnotaurus sastrei > C. nasicornis) Abelisauria (Noasaurus + Carnotaurus) Noasauridae Abelisauridae (Abelisaurus comahuensis + C. sastrei) Carnotaurinae (Carnotaurus > Abelisaurus) Abelisaurinae (Abelisaurus > Carnotaurus) Tetanurae (P. domesticus > C. nasicornis) ? Spinosauroidea (Spinosaurus aegyptiacus > P. domesticus) Megalosauridae (Megalosaurus bucklandii > P. domesticus, S. aegyptiacus, Allosaurus fragilis) Megalosaurinae (M. bucklandii > Eustreptospondylus oxoniensis) Eustreptospondylinae (E. oxoniensis > M. bucklandii) Spinosauridae (S. aegyptiacus > P. domesticus, M. bucklandii, A. fragilis) Baryonychinae (Baryonyx walkeri > S. aegyptiacus) Spinosaurinae (S. aegyptiacus > B. walkeri) Avetheropoda (A. fragilis + P. domesticus) Carnosauria (A. fragilis > Aves) ? Spinosauroidea Monolophosaurus jiangi Allosauroidea (A. fragilis + Sinraptor dongi) Allosauridae (A. fragilis > S. dongi, Carcharodontosaurus saharicus) Sinraptoridae (S. dongi > A. fragilis, C. saharicus) Carcharodontosauridae (C. saharicus > A. fragilis, S. dongi) Coelurosauria (P. domesticus > A. fragilis) Compsognathidae (Compsognathus longipes > P. domesticus) Proceratosaurus bradleyi Ornitholestes hermanni Tyrannoraptora (Tyrannosaurus rex + P. domesticus) Coelurus fragilis Tyrannosauroidea (T. rex > Ornithomimus velox, Deinonychus antirrhopus, A. fragilis) Dryptosauridae Tyrannosauridae (T. rex + Tarbosaurus bataar + Daspletosaurus torosus + Albertosaurus sarcophagus + Gorgosaurus libratus) Tyrannosaurinae (T. rex > A. sarcophagus) Albertosaurinae (A. sarcophagus > T. rex) Maniraptoriformes (O. velox + P. domesticus) Ornithomimosauria (Ornithomimus edmontonicus + Pelecanimimus polyodon) Harpymimidae Garudimimidae Ornithomimidae Maniraptora (P. domesticus > O. velox) Oviraptorosauria (Oviraptor philoceratops > P. domesticus) Caenagnathoidea (O. philoceratops + Caenagnathus collinsi) Caenagnathidae (C. collinsi > O. philoceratops) Oviraptoridae (O. philoceratops > C. collinsi) Oviraptorinae (O. philoceratops + Citipati osmolskae) Therizinosauroidea (Therizinosaurus + Beipiaosaurus) Alxasauridae Therizinosauridae Paraves (P. domesticus > O. philoceratops) Eumaniraptora (P. domesticus + D. antirrhopus) Deinonychosauria (D. antirrhopus > P. domesticus or Dromaeosaurus albertensis + Troodon formosus) Troodontidae (T. formosus > Velociraptor mongoliensis) Dromaeosauridae (Microraptor zhaoianus + Sinornithosaurus millenii + V. mongoliensis) Avialae (Archaeopteryx + Neornithes)
Ornithischia (Iguanodon/Triceratops > Cetiosaurus/Tyrannosaurus) ? Lesothosaurus diagnosticus ? Heterodontosauridae Genasauria (Ankylosaurus + Triceratops) Thyreophora (Ankylosaurus > Triceratops) Scelidosauridae Eurypoda (Ankylosaurus + Stegosaurus) Stegosauria (Stegosaurus > Ankylosaurus) Huayangosauridae (Huayangosaurus > Stegosaurus) Stegosauridae (Stegosaurus > Huayangosaurus) Dacentrurus armatus Stegosaurinae (Stegosaurus > Dacentrurus) Ankylosauria (Ankylosaurus > Stegosaurus) Ankylosauridae (Ankylosaurus > Panoplosaurus) Gastonia burgei Shamosaurus scutatus Ankylosaurinae (Ankylosaurus > Shamosaurus) Nodosauridae (Panoplosaurus > Ankylosaurus) Cerapoda (Triceratops > Ankylosaurus) Ornithopoda (Edmontosaurus > Triceratops) ? Lesothosaurus diagnosticus ? Heterodontosauridae Euornithopoda Hypsilophodon foxii Thescelosaurus neglectus Iguanodontia (Edmontosaurus > Thescelosaurus) Tenontosaurus tilletti Rhabdodontidae Dryomorpha Dryosauridae Ankylopollexia Camptosauridae Styracosterna Lurdusaurus arenatus Iguanodontoidea (=Hadrosauriformes) Iguanodontidae Hadrosauridae (Telmatosaurus + Parasaurolophus + Corythosaurus) Telmatosaurus transsylvanicus Euhadrosauria Lambeosaurinae Saurolophinae (=Hadrosaurinae) Marginocephalia Pachycephalosauria (Pachycephalosaurus wyomingensis > Triceratops horridus) Goyocephala (Goyocephale + Pachycephalosaurus) Homalocephaloidea (Homalocephale + Pachycephalosaurus) Homalocephalidae Pachycephalosauridae Ceratopsia (Triceratops > Pachycephalosaurus) Psittacosauridae Neoceratopsia Coronosauria Protoceratopsidae Bagaceratopidae Ceratopsoidea Leptoceratopsidae Ceratopsomorpha Ceratopsidae (Triceratops + Styracosaurus) Centrosaurinae Chasmosaurinae
Se även Dinosaurier Alfabetisk lista över dinosaurier
Referenser