Kingdom [Animalia] Linnaeus, 1758 - animals
Count: -
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
  Count: -
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
    Count: -
       Subdivision Bilateralia
      Count: -
         Phylum Chordata Bateson, 1885 - chordates
        Count: -
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
          Count: -
             Class Mammalia Linnaeus, 1758 - mammals
            Count: -
               Subclass Metatheria Huxley, 1880 see Infraclass Metatheria Huxley, 1880
              Count: 1o;9f;68g;130s;33ss; ‡1g;1s;1ss
                 Order Marsupialia Jameson, 1818 - marsupials see Cohort Marsupialia Jameson, 1818
                Count: [f] 9f;68g;130s;33ss; ‡1g;1s;1ss
                   Family Didelphidae Gray, 1821 - American opossums
                  Count: 9g;16s;1ss
                     Genus Chironectes Illiger, 1811 - yapok
                    Count: [*] 1s
                       Chironectes minimus (Zimmermann, 1780) - water opossum
                      Count: -