Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval. see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020] †Prosauropoda Huene 1920 [Sereno 1998] see Suborder Prosauropoda Huene, 1920 †Sauropoda Marsh 1878 [Salgado et al. 1997] †Eusauropoda Upchurch 1995 †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998] †Diplodocoidea Upchurch 1995 [Wilson & Sereno 1998] see Superfamily Diplodocoidea Marsh, 1884 Genus †Amazonsaurus Carvalho, Avilla & Salgado, 2003