†Sauropoda Marsh 1878 [Salgado et al. 1997]
   †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998]
     †Macronaria Wilson & Sereno 1998
       Genus †Tehuelchesaurus Rich, Vickers-Rich, Gimenez, Cúneo, Puerta & Vacca, 1999