Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Primates Linnaeus, 1758 - primates
       Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812
         Infraorder Lemuriformes Gregory, 1915
           Superfamily Lemuroidea Gray, 1821
             Family Lemuridae Gray, 1821 - large lemurs
               1 Genus Eulemur Simons & Rumpler, 1988 - lemurs
               2 Genus Hapalemur Geoffroy Saint-Hilaire, 1851 - gentle lemurs
               3 Genus Lemur Linnaeus, 1758 - ring-tailed lemur
               4 Genus Prolemur Gray, 1871
               5 Genus Varecia Gray, 1863 - variegated lemurs, ruffed lemurs