Class Mammalia Linnaeus, 1758 - mammals
   Order Primates Linnaeus, 1758 - primates
     Family Loridae Gray, 1821 - lorises, pottos, and galagos see Family Lorisidae Gray, 1821, orth. cons.
       Genus Nycticebus Geoffroy Saint-Hilaire, 1812 - slow lorises
         1 Nycticebus coucang (Boddaert, 1785) - slow loris
         2 Nycticebus pygmaeus Bonhote, 1907 - pygmy slow loris