Order Primates Linnaeus, 1758 - primates
   Semiorder Strepsirrhini see Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812
     Suborder †Adapiformes Hoffstetter, 1977 [monotypic] see Infraorder Adapiformes Hoffstetter, 1977
       Superfamily †Adapoidea Trouessart, 1879 see Infraorder Adapiformes Hoffstetter, 1977
         Family †Sivaladapidae Thomas & Verma, 1979
           Subfamily †Sivaladapinae Thomas & Verma, 1979
             1 Genus †Sivaladapis Gingerich & Sahni, 1979
             2 Genus †Indraloris Lewis, 1933
             3 Genus †Siamoadapis Y. Chaimanee et al., 2008
             4 Genus †Sinoadapis Wu & Pan, 1985