Invalid subtaxa: Apatosaurus minimus Mook 1917 [nomen dubium], Astrodon Johnston 1859 [nomen dubium], Atlantosaurus minimus Mook 1917 [nomen dubium], Bothriospondylus robustus Owen 1875 [nomen dubium], Dinodocus Owen 1884 [nomen dubium], Dinodocus mackesoni Owen 1884 [nomen dubium], Marmarospondylus robustus Owen 1875 [nomen dubium], Pelorosaurus mackesoni Owen 1884 [nomen dubium], Xenoposeidon Taylor and Naish 2007 [nomen dubium], Xenoposeidon proneneukos Taylor and Naish 2007 [nomen dubium]
Full reference: P. C. Sereno. 1997. The origin and evolution of dinosaurs. Annual Review of Earth and Planetary Sciences 25:435-489
Parent taxon: Neosauropoda according to M. D. D'Emic 2012
Sister taxa: Diplodocoidea, Lourinhasaurus, Titanosauroidea
Subtaxa: Abrosaurus, Aragosaurus, Camarasauromorpha, Daanosaurus, Dongbeititan, Galveosaurus, Janenschia, Lusotitan, Tehuelchesaurus, Titanomorpha, Titanosauriformes
Ecology: ground dwelling herbivore