Order Primates Linnaeus, 1758 - primates
   Semiorder Strepsirrhini see Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812
     Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812
       Infraorder Lorisiformes Gregory, 1915
         1 Superfamily Lorisoidea Gray, 1821
         2 Family †Azibiidae Gingerich, 1976, incertae sedis
         3 Family †Djebelemuridae Hartenberger & Marandat, 1992, incertae sedis
         4 Family †Plesiopithecidae Simons & Rasmussen, 1994, incertae sedis [monotypic]