 [Archosauria] Cope 1869 [Gauthier & Padian 1985], nom. cl. inval.
 see Clade Archosauria Cope 1869 [Gauthier & Padian 2020]
 [Archosauria] Cope 1869 [Gauthier & Padian 1985], nom. cl. inval.
 see Clade Archosauria Cope 1869 [Gauthier & Padian 2020]
   Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval.
 see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020]
 Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval.
 see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020]
     †Sauropodomorpha Huene 1932 [Salgado et al. 1997]
 see Order Sauropodomorpha Huene, 1932
 †Sauropodomorpha Huene 1932 [Salgado et al. 1997]
 see Order Sauropodomorpha Huene, 1932
       †Plateosauria Tornier 1913 [Sereno 1998]
 †Plateosauria Tornier 1913 [Sereno 1998]
         †Plateosauridae Marsh 1895
 see Family Plateosauridae Marsh, 1895
 †Plateosauridae Marsh 1895
 see Family Plateosauridae Marsh, 1895
           1 Genus †Unaysaurus Leal, Azevedo, Kellner & Da Rosa, 2004
 1 Genus †Unaysaurus Leal, Azevedo, Kellner & Da Rosa, 2004
           2 Genus †Plateosaurus Meyer, 1837
 2 Genus †Plateosaurus Meyer, 1837
           3 Genus †Euskelosaurus Huxley, 1866, nom. dub.
 3 Genus †Euskelosaurus Huxley, 1866, nom. dub.
           4 †'Sellosaurus' gracilis Huene, 1907-08
 4 †'Sellosaurus' gracilis Huene, 1907-08