Archosauria Cope 1869 [Gauthier & Padian 1985], nom. cl. inval. see Clade Archosauria Cope 1869 [Gauthier & Padian 2020] 1 Crurotarsi Sereno & Arcucci 1990 see Clade Pseudosuchia Zittel 1887-1890 [Gauthier & Padian 1985] 2 Avemetatarsalia Benton 1999 nom. cl. inval. see Clade Pan-Aves Gauthier & de Queiroz 2001 [M. Ezcurra, S. Nesbitt, M. Bronzati, F. Dalla Vecchia, F. Agnolin, R. Benson, ..., M. Langer 2020]