Squamata Oppel 1811 [Gauthier, Estes & de Queiroz 1988], nom. cl. inval. see Order Squamata Oppel, 1811
   Scincoidea Oppel, 1811 see Infraorder Scincoidea Oppel, 1811
     Family Xantusiidae Baird, 1859 - night lizards
       Subfamily Lepidophyminae [monotypic]
         1 Genus Lepidophyma Duméril, 1851