Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval. see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020]
Count: [†*] †25g;4s
   †Sauropoda Marsh 1878 [Salgado et al. 1997]
  Count: [†*] †25g;4s
     †Titanosauriformes Salgado, Coria & Calvo 1997
    Count: [†*] †24g;4s
       †Somphospondyli Wilson & Sereno 1998
      Count: [†*] †23g;4s
         †Titanosauria Bonaparte & Coria 1993
        Count: [†*] †22g;4s
           †Aeolosaurini A. Franco-Rosas, L. Salgado, C. Rosas & I. Carvalho 2004
          Count: [†*] †2g
             Genus †Gondwanatitan Kellner & de Azevedo, 1999
            Count: -