Opinions from M. C. Langer and M. J. Benton 2006
- 'Ceratosaurus magnicornis belongs to Ceratosaurus'
- 'Coelurus bauri is recombined as Coelophysis bauri'
- 'Eoraptor belongs to Saurischia'
- 'Eoraptor lunensis belongs to Eoraptor'
- 'Eusaurischia belongs to Saurischia'
- 'Frenguellisaurus is a subjective synonym of Herrerasaurus'
- 'Frenguellisaurus ischigualastensis is a subjective synonym of Herrerasaurus ischigualastensis'
- 'Guaibasaurus belongs to Theropoda'
- 'Guaibasaurus candelariensis belongs to Guaibasaurus'
- 'Halticosaurus liliensterni is recombined as Liliensternus liliensterni'
- 'Herrerasauridae belongs to Saurischia'
- 'Herrerasaurus belongs to Herrerasauridae'
- 'Herrerasaurus ischigualastensis belongs to Herrerasaurus'
- 'Heterodontosaurus tucki belongs to Heterodontosaurus'
- 'Ischisaurus is a subjective synonym of Herrerasaurus'
- 'Ischisaurus cattoi is a subjective synonym of Herrerasaurus ischigualastensis'
- 'Lesothosaurus diagnosticus belongs to Lesothosaurus'
- 'Massospondylus carinatus belongs to Massospondylus'
- 'Megalosaurus wetherilli is recombined as Dilophosaurus wetherilli'
- 'Ornithischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Pachysaurus ajax is a subjective synonym of Plateosaurus engelhardti'
- 'Pisanosaurus belongs to Ornithischia'
- 'Pisanosaurus mertii belongs to Pisanosaurus'
- 'Plateosaurus engelhardti belongs to Plateosaurus'
- 'Riojasaurus incertus belongs to Riojasaurus'
- 'Saturnalia belongs to Eusaurischia'
- 'Saturnalia tupiniquim belongs to Saturnalia'
- 'Saurischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Sauropodomorpha was reranked as a unranked clade and belongs to Eusaurischia'
- 'Scelidosaurus harrisonii belongs to Scelidosaurus'
- 'Silesaurus opolensis belongs to Silesaurus'
- 'Staurikosaurus belongs to Herrerasauridae'
- 'Staurikosaurus pricei belongs to Staurikosaurus'
- 'Syntarsus rhodesiensis belongs to Syntarsus'
- 'Thecodontosaurus diagnosticus is recombined as Efraasia diagnostica'
- 'Theropoda was reranked as a unranked clade and belongs to Eusaurischia'
- 'Torvosaurus tanneri belongs to Torvosaurus'