†[Eusauropoda] Upchurch 1995 †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998] †Macronaria Wilson & Sereno 1998 †Titanosauriformes Salgado, Coria & Calvo 1997 Genus †Aragosaurus Sanz, Buscalioni, Casanovas-Cladellas & Santafé, 1987, incertae sedis [monotypic] †Aragosaurus ischiaticus Sanz, Buscalioni, Casanovas & Santafe, 1987