Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Cingulata "Illiger, 1811" - armadillos
       Family Dasypodidae Gray, 1821 - armadillos
         Subfamily Euphractinae Winge, 1923
           Genus Zaedyus Ameghino, 1889 - pichi
             Zaedyus pichiy (Desmarest, 1804) - pichi
               1 [Zaedyus pichiy pichiy]ᵀ (Desmarest, 1804)
               2 Zaedyus pichiy caurinus Thomas, 1928