Squamata Oppel 1811 [Gauthier, Estes & de Queiroz 1988], nom. cl. inval. see Order Squamata Oppel, 1811
   Episquamata Vidal & Hedges, 2005
     Lacertoidea Camp, 1923 see Infraorder Lacertoidea Camp, 1923
       Family Rhineuridae Vanzolini, 1951 [monotypic]
         Genus Rhineura Cope, 1861