Class Mammalia Linnaeus, 1758 - mammals
Count: [f†f] 27o;160f; ‡7f [21 Jun 2022]
   Subclass Theria Parker & Haswell, 1897
  Count: [f†f] 26o;158f; ‡7f [21 Jun 2022]
     Infraclass Eutheria Gill, 1872
    Count: [f†f] 19o;139f; ‡5f [21 Jun 2022]
       Magnorder Boreoeutheria Springer & de Jong, 2001
      Count: [f†f] 11o;124f; ‡5f [21 Jun 2022]
         Superorder Laurasiatheria Waddell, Okada & Hasegawa, 1999
        Count: [f†f] 6o;68f; ‡1f [21 Jun 2022]
           Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
          Count: [f] 23f [21 Jun 2022]
             Suborder Whippomorpha
            Count: [f] 14f [17 Jun 2022]
               Infraorder Cetacea Brisson, 1762
              Count: [f] 13f [17 Jun 2022]
                 Parvorder Odontoceti Flower, 1867 - toothed whales
                Count: [f] 10f [17 Jun 2022]
                   1 Superfamily Physteroidea orth. inval. see Superfamily Physeteroidea Gray, 1821
                  Count: [f] 2f [17 Jun 2022]
                   2 Superfamily Ziphioidea Gray, 1850 [monotypic]
                  Count: [f] 1f [17 Jun 2022]
                   3 Superfamily Platanistoidea Gray, 1846 [monotypic]
                  Count: [f] 1f [17 Jun 2022]
                   4 Superfamily Lipotoidea de Muizon, 1988 [monotypic]
                  Count: [f] 1f [17 Jun 2022]
                   5 Superfamily Inioidea de Muizon, 1988
                  Count: [f] 2f [17 Jun 2022]
                   6 Superfamily Delphinoidea Gray, 1821
                  Count: [f] 3f [17 Jun 2022]