Archosauromorpha Huene 1946 [Benton 1985], nom. cl. inval.
see Clade Archosauromorpha von Huene 1946 [Gauthier 2020]
Archosauriformes Gauthier 1994, nom. cl. inval.
see Clade Archosauriformes Gauthier 1994 [Gauthier 2020]
Crurotarsi Sereno & Arcucci 1990
Archosauria Cope 1869 [Gauthier & Padian 1985], nom. cl. inval.
see Clade Archosauria Cope 1869 [Gauthier & Padian 2020]
Avemetatarsalia Benton 1999
see Clade Ornithodira Gauthier 1986
Ornithodira Gauthier 1986
see Clade Ornithodira Gauthier 1986 [M. Ezcurra, S. Nesbitt, M. Bronzati, F. Dalla Vecchia, F. Agnolin, R. Benson, ..., M. Langer 2020]
Dinosauromorpha Benton 1985 [Sereno 1991], nom. cl. inval.
see Clade Dinosauromorpha Benton 1985 [M. Ezcurra, S. Nesbitt, M. Bronzati, F. Dalla Vecchia, F. Agnolin, R. Benson, ..., M. Langer 2020]
Dinosauriformes Novas 1992, nom. cl. inval.
see Clade Dinosauriformes Novas 1992 [M. Ezcurra, S. Nesbitt, M. Bronzati, F. Dalla Vecchia, F. Agnolin, R. Benson, ..., M. Langer 2020]
Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval.
see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020]
†Ornithischia Seeley 1887 [Padian & May 1993]
see Order Ornithischia Seeley, 1887
Genus †Heterodontosaurus Crompton & Charig, 1962
1 †Heterodontosaurus tucki Crompton & Charig, 1962