Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Carnivora Bowdich, 1821 - carnivores
       Suborder Caniformia Kretzoi, 1943
         Family Mustelidae Batsch, 1788 - weasels, badgers, skunks, and otters
           Subfamily Mustelinae Batsch, 1788 - weasels
             Genus Galictis Bell, 1826 - grisons
               Galictis cuja (Molina, 1782) - lesser grison
                 1 [Galictis cuja cuja] (Molina, 1782)
                 2 Galictis cuja furax (Thomas, 1907)
                 3 Galictis cuja huronax (Thomas, 1921)
                 4 Galictis cuja luteola (Thomas, 1907)