Class Mammalia Linnaeus, 1758 - mammals
Count: [*†*] 5o; †16o;76f;282g;438s
   Subclass †Allotheria Marsh, 1880
  Count: [†*] †2o;23f;81g;133s [16 Mar 2022]
     Order †Multituberculata Cope, 1884
    Count: [†*] †19f;76g;125s [14 Mar 2022]
       Suborder †Cimolodonta McKenna, 1975
      Count: [†*] †10f;39g;68s [16 Mar 2022]
         Superfamily †Ptilodontoidea Gregory & Simpson, 1926 (1887)
        Count: [†*] †3f;7g;13s [14 Mar 2022]
           Family †Neoplagiaulacidae Ameghino, 1890
          Count: [†*] †3g;9s
             Genus †Parectypodus Jepsen, 1930
            Count: [†*] †2s [14 Mar 2022]
               †Parectypodus foxi Storer, 1991
              Count: -