Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval. see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020]
   †Sauropoda Marsh 1878 [Salgado et al. 1997]
     †Titanosauriformes Salgado, Coria & Calvo 1997
       †Somphospondyli Wilson & Sereno 1998
         †Titanosauria Bonaparte & Coria 1993
           †Saltasaurini Salgado & Bonaparte 2007
             1 Genus †Neuquensaurus Powell, 1992
             2.1 Genus †Rocasaurus Salgado & Azpilicueta, 2000
             2.2 Genus †Saltasaurus Bonaparte & Powell, 1980