Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Didelphimorphia Gill, 1872
       Family Didelphidae Gray, 1821 - American opossums
         Subfamily Didelphinae Gray, 1821
           Genus Micoureus Lesson, 1842
             Micoureus demerarae (Thomas, 1905) - woolly mouse opossum
               1 [Micoureus demerarae demerarae]ᵀ (Thomas, 1905)
               2 Micoureus demerarae areniticola (Tate, 1931)
               3 Micoureus demerarae dominus (Thomas, 1920)
               4 Micoureus demerarae esmeraldae (Tate, 1931)
               5 Micoureus demerarae meridae (Tate, 1931)