†unranked clade Eutitanosauria Sanz et al. 1999 (sauropod)
Parent taxon: Lithostrotia according to S. Suteethorn et al. 2010
Sister taxa: Ampelosaurus, Elaltitan, Epachthosaurus, Lirainosaurus, Magyarosaurus, Malawisaurus, Narambuenatitan, Nemegtosauridae, Paludititan, Paralititan, Pellegrinisaurus, Qingxiusaurus, Saltasauridae
Subtaxa: Isisaurus, Opisthocoelicaudiinae
Ecology: ground dwelling herbivore