Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
   Gnathostomata
     Teleostomi Bonaparte, 1836
       Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988], nom. cl. inval. see Clade Tetrapoda Hatschek & Cori 1896 [Laurin 2020]
         Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988], nom. cl. inval. - amniotes see Clade Amniota Haeckel 1866 [Laurin & Reisz 2020]
           Class Mammalia Linnaeus, 1758 - mammals
             Subclass Theria Parker & Haswell, 1897
               Theria of Metatherian-Eutherian grade
                 Infraclass Eutheria Gill, 1872
                   Order Primates Linnaeus, 1758 - primates
                     Suborder Prosimii Illiger, 1811 see Infraorder Strepsirrhini "Geoffroy Saint-Hilaire, 1812"
                       Infraorder Lemuriformes Gregory, 1915
                         Superfamily Lorisoidea Gray, 1821
                           1 Family Lorisidae Gray, 1821, orth. cons. - lorises, pottos, and galagos
                           2 Family Cheirogaleidae Gray, 1873 - dwarf lemurs and mouse lemurs