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 †Pterosauromorpha Kuhn-Schnyder & Rieber 1984 [Padian 1997] see Subclass Pterosauromorpha Kuhn-Schnyder & Rieber, 1984