†[Eusauropoda] Upchurch 1995 †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998] †Macronaria Wilson & Sereno 1998 †Titanosauriformes Salgado, Coria & Calvo 1997 †Somphospondyli Wilson & Sereno 1998 Genus †Pukyongosaurus Dong, Paik & Kim, 2001, nom. dub., incertae sedis [monotypic] †Pukyongosaurus milleniumi Dong, Paik & Kim, 2001