Class Mammalia Linnaeus, 1758 - mammals
Count: 29o;11f;21g; ‡1f
   Subclass Theria Parker & Haswell, 1897
  Count: 28o;9f;21g; ‡1f
     Order Pilosa Flower, 1883 - sloths
    Count: [*] 4f;5g;10s;30ss
       Suborder Vermilingua Gray, 1869 - anteaters
      Count: [*] 2f;3g;4s;18ss
         Family Myrmecophagidae Gray, 1825 - anteaters
        Count: [*] 2g;3s;11ss
           Genus Tamandua Gray, 1825 - lesser anteaters
          Count: [*] 2s;8ss
             Tamandua mexicana (Saussure, 1860) - northern tamandua
            Count: [*] 4ss
               Tamandua mexicana instabilis J.A. Allen, 1904
              Count: -