Order Proboscidea Owen, 1859 - elephants
   Suborder Elephantoidea Osborn, 1921 see Suborder Elephantiformes (Tassy, 1988)
     Family Elephantidae Gray, 1821 - elephants
       Subfamily Elephantinae Gray, 1821
         Genus ‡Mammuthus Brookes, 1828 - mammoths
           †Mammuthus meridionalis (Nesti, 1825) - southern mammoth
             †Mammuthus meridionalis vestinus (Azzaroli, 1972), nom. inq.
             1 †Mammuthus meridionalis gromovi (Alekseeva & Garutt, 1965) see Mammuthus meridionalis meridionalis (Nesti, 1825)
             1.n †Mammuthus meridionalis meridionalisᵀ (Nesti, 1825) - southern mammoth