†[Eusauropoda] Upchurch 1995
Count: [†*] †56g;54s
   †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998]
  Count: [†*] †52g;51s
     †Macronaria Wilson & Sereno 1998
    Count: [†*] †52g;51s
       †Titanosauriformes Salgado, Coria & Calvo 1997
      Count: [†*] †46g;46s
         †Somphospondyli Wilson & Sereno 1998
        Count: [†*] †33g;32s
           Genus †Pukyongosaurus Dong, Paik & Kim, 2001, nom. dub., incertae sedis [monotypic]
          Count: [†*] †1s
             †Pukyongosaurus milleniumi Dong, Paik & Kim, 2001
            Count: -