†Sauropoda Marsh 1878 [Salgado et al. 1997]
   †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998]
     †Macronaria Wilson & Sereno 1998
       †Titanosauriformes Salgado, Coria & Calvo 1997
         †Somphospondyli Wilson & Sereno 1998
           Genus †Padillasaurus Carballido, Pol, Parra Ruge, Padilla Bernal, Páramo-Fonseca & Etayo-Serna, 2015