Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval. see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020]
   Saurischia Seeley 1887 [Gauthier 1986], nom. cl. inval. see Clade Saurischia Seeley 1888 [Gauthier, Langer, Novas, Bittencourt & Ezcurra 2020]
     †Sauropoda Marsh 1878 [Salgado et al. 1997]
       †Titanosauriformes Salgado, Coria & Calvo 1997
         †Titanosauria Bonaparte & Coria 1993
           †Lithostrotia Upchurch, Barrett & Dodson 2004
             1 Genus †Malawisaurus Jacobs, Winkler, Downs & Gomani, 1993
             2.1.1 Genus †Paludititan Csiki, Codrea, Jipa-Murzea & Godefroit, 2010
             2.1.2 Genus †Lohuecotitan Díez Díaz, Mocho, Páramo, Escaso, Marcos-Fernández, Sanz & Ortega, 2016
             2.2.1 Genus †Epachthosaurus Powell, 1990
             2.2.2.1 †Opisthocoelicaudiinae see Subfamily Opisthocoelicaudiinae McIntosh, 1990
             2.2.2.2.1 †Saltasaurinae Powell 1992 see Subfamily Saltasaurinae Powell, 1992
             2.2.2.2.2.1 †Lirainosaurinae Díez Díaz, Garcia, Pereda-Suberbiola, Jentgen-Ceschino, Stein, Godefroit & Valentin 2018 see Subfamily Lirainosaurinae Díez Díaz, Garcia, Pereda-Suberbiola, Jentgen-Ceschino, Stein, Godefroit & Valentin, 2018
             2.2.2.2.2.2.1 Genus †Bonatitan Martinelli & Forasiepi, 2004
             2.2.2.2.2.2.2.1.1 Genus †Rapetosaurus Curry Rogers & Forster, 2001
             2.2.2.2.2.2.2.1.2 Genus †Nemegtosaurus Nowinski, 1971
             2.2.2.2.2.2.2.2.1 †Aeolosaurinae see Subfamily Aeolosaurinae
             2.2.2.2.2.2.2.2.2 †Rinconsauria J. Calvo, B. González-Riga & J. Porfiri 2007