Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Craniata Linnaeus, 1758 see Subphylum Craniata auct.
     Class Mammalia Linnaeus, 1758 - mammals
       Subclass Theria Parker & Haswell, 1897
         Infraclass Placentalia Owen, 1837 see Cohort Placentalia Owen, 1837
           Order Primates Linnaeus, 1758 - primates
             Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812
               Infraorder Lemuriformes Gregory, 1915
                 Superfamily Lemuroidea Gray, 1821
                   1 Family Lemuridae Gray, 1821 - large lemurs
                   2 Family Lepilemuridae Gray, 1870
                   3 Family Indridae Burnett, 1828 - avahi, sifakas, and indri see Family Indriidae Burnett, 1828, orth. cons.