Class Mammalia Linnaeus, 1758 - mammals
Count: 29o;11f;21g; ‡1f
   Subclass Theria Parker & Haswell, 1897
  Count: 28o;9f;21g; ‡1f
     Order Sirenia Gill, 1872 - sea cows
    Count: [*] 2f;2g;4s; ‡1g;1s
       1 Family Dugongidae Gray, 1821 - dugong and sea cow
      Count: [*] 1g;1s; ‡1g;1s
       2 Family Trichechidae Gill, 1872 - manatees
      Count: [*] 1g;3s