†[Eusauropoda] Upchurch 1995
   †Neosauropoda Bonaparte 1986 [Wilson & Sereno 1998]
     †Macronaria Wilson & Sereno 1998
       Genus †Malarguesaurus González-Riga, Previtera & Pirrone, 2008, incertae sedis [monotypic]
         1 †Malarguesaurus florenciae B.J. González Riga et al., 2009[2008]