Class Mammalia Linnaeus, 1758 - mammals
   Order Primates Linnaeus, 1758 - primates
     Family Indridae Burnett, 1828 - avahi, sifakas, and indri see Family Indriidae Burnett, 1828, orth. cons.
       Genus Avahi Jourdan, 1834 - avahi, woolly lemur
         1 Avahi laniger (Gmelin, 1788) - woolly lemur