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 Atlantogenata Waddell, Cao, Hasegawa & Mindell, 1999
      Count: [f] 8o;15f [8 Jun 2022]
         Superorder Afrotheria Stanhope, Waddell, Madsen, de Jong, Hedges, Cleven, Kao & Springer, 1998
        Count: [f] 6o;9f [8 Jun 2022]
           Order Sirenia Gill, 1872 - sea cows
          Count: [f] 2f
             1 Family Dugongidae Gray, 1821 - dugong and sea cow
            Count: -
             2 Family Trichechidae Gill, 1872 - manatees
            Count: -