Class Mammalia Linnaeus, 1758 - mammals
   Order †Eutriconodonta Kermack, Mussett & Rigney, 1973, incertae sedis
     ?Family †Austrotriconodontidae Bonaparte, 1992 [monotypic]
       Genus †Austrotriconodon Bonaparte, 1986
         1 †Austrotriconodon mckennaiᵀ Bonaparte, 1986
         2 †Austrotriconodon sepulvedai Bonaparte, 1992