Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Pilosa Flower, 1883 - sloths
       Suborder Vermilingua Gray, 1869 - anteaters
         Family Cyclopedidae Pocock, 1924
           Genus Cyclopes Gray, 1821 - silky anteater
             Cyclopes didactylus (C. Linnaeus, 1758) - pygmy anteater
               Cyclopes didactylus mexicanus Hollister, 1914