†Sauropoda Marsh 1878 [Salgado et al. 1997]
   †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998]
     †Macronaria Wilson & Sereno 1998
       1.1 Genus †Tehuelchesaurus Rich, Vickers-Rich, Gimenez, Cúneo, Puerta & Vacca, 1999
       1.2.1 Genus †Haestasaurus Upchurch, Mannion & Taylor, 2015
       1.2.2 Genus †Janenschia Wild, 1991
       2.1 Genus †Camarasaurus Cope, 1877
       2.2.1 Genus †Aragosaurus Sanz, Buscalioni, Casanovas-Cladellas & Santafé, 1987
       2.2.2.1 Genus †Galveosaurus Sánchez-Hernández, 2005
       2.2.2.2 †Titanosauriformes Salgado, Coria & Calvo 1997